Person · CIK 1802528

Fairmount Funds Management

Director at Alaunos Therapeutics, Korsana Biosciences, Apogee Therapeutics, Crescent Biopharma, Oruka Therapeutics, Spyre Therapeutics, Jade Biosciences, Viridian Therapeutics, Zenas BioPharma, Cogent Biosciences and Damora Therapeutics

Earlier: Dianthus Therapeutics

Source: Forms 3, 4, 5 and 144 on SEC EDGAR

Sold on Form 4$1.2B
Noticed on Form 144$1.2B
Bought on Form 4$230.6M
Companies12

Holdings now

As reported after the latest Form 3, 4 or 5 at each company.

How these figures work

Options and RSUs are from the latest filing that lists them; earlier grants may also be held. Holdings can be out of date when a person stops filing.

CompanySecurityHeldShares or unitsAs of
Alaunos Therapeutics TCRTCommon StockBy Fairmount Healthcare Co-Invest VII L.P.687,789Oct 13, 2026 · Filing · EDGAR
Alaunos Therapeutics TCRTSeries B Preferred Stock
into Common Stock
By Fairmount Healthcare Fund II L.P.105,286,000Oct 13, 2026 · Filing · EDGAR
Alaunos Therapeutics TCRTSeries C Preferred Stock
into Common Stock
By Fairmount Healthcare Fund II L.P.52,239,000Oct 13, 2026 · Filing · EDGAR
Alaunos Therapeutics TCRTSeries C Preferred Stock
into Common Stock
By Fairmount Healthcare Co-Invest VII L.P.16,725,000Oct 13, 2026 · Filing · EDGAR
Korsana Biosciences KRSACommon StockBy Fairmount Healthcare Fund II L.P.6,911,174Sep 8, 2026 · Filing · EDGAR
Korsana Biosciences KRSACommon StockBy Fairmount Healthcare Co-Invest VI L.P.2,192,555Sep 8, 2026 · Filing · EDGAR
Korsana Biosciences KRSAStock Option (Right to Buy)
exercise $26.20, expires Sep 9, 2036, into Common Stock
By: Tomas Kiselak48,445Sep 9, 2026 · Filing · EDGAR
Crescent Biopharma CBIOOrdinary SharesBy Fairmount Healthcare Fund II L.P.3,601,316Jul 16, 2026 · Filing · EDGAR
Crescent Biopharma CBIOPre-Funded Warrant (Right to Buy)
exercise $0.00, into Ordinary Shares
By Fairmount Healthcare Fund II L.P.2,294,037Jul 16, 2026 · Filing · EDGAR
Oruka Therapeutics ORKACommon StockBy Fairmount Healthcare Co-Invest III L.P.2,573,308Jul 1, 2026 · Filing · EDGAR
Oruka Therapeutics ORKACommon StockBy Fairmount Healthcare Fund II L.P.1,131,954Jul 1, 2026 · Filing · EDGAR
Oruka Therapeutics ORKASeries B Preferred Stock
into Common Stock
By Fairmount Healthcare Fund II L.P.94,497Jul 1, 2026 · Filing · EDGAR
Spyre Therapeutics AGLECommon StockBy Fairmount Healthcare Fund II LP9,184,458Jun 22, 2023 · Filing · EDGAR
Spyre Therapeutics AGLECommon StockBy Tomas Kiselak406,038Jun 23, 2026 · Filing · EDGAR
Spyre Therapeutics AGLECommon StockBy Peter Harwin406,038Jun 23, 2026 · Filing · EDGAR
Spyre Therapeutics AGLECommon StockBy Fairmount Healthcare Fund LP(276,082Jun 22, 2023 · Filing · EDGAR
Spyre Therapeutics AGLECommon StockBy Fairmount Healthcare Fund L.P.11,043Nov 24, 2023 · Filing · EDGAR
Spyre Therapeutics AGLESeries A Preferred Stock
into Common Stock
Fairmount Healthcare Fund II LP346,045Jun 23, 2026 · Filing · EDGAR
Jade Biosciences JBIOCommon StockBy Fairmount Healthcare Co-Invest IV L.P.2,655,817Oct 6, 2025 · Filing · EDGAR
Jade Biosciences JBIOCommon StockBy Fairmount Healthcare Fund II L.P.1,897,677Oct 6, 2025 · Filing · EDGAR
Jade Biosciences JBIOStock Option (Right to Buy)
exercise $15.22, expires Jun 8, 2036, into Common Stock
Directly34,843Jun 9, 2026 · Filing · EDGAR
Viridian Therapeutics MGENCommon StockBy Fairmount Healthcare Fund II L.P.5,090,928May 11, 2026 · Filing · EDGAR
Viridian Therapeutics MGENCommon StockFairmount Healthcare Fund II LP3,914,458Oct 23, 2025 · Filing · EDGAR
Viridian Therapeutics MGENCommon StockBy funds526,393Oct 27, 2020 · Filing · EDGAR
Zenas BioPharma ZBIOCommon StockBy Fairmount Healthcare Fund II L.P.2,359,025Mar 31, 2026 · Filing · EDGAR
Zenas BioPharma ZBIOCommon StockBy Fairmount Healthcare Fund II LP1,892,806Sep 16, 2024 · Filing · EDGAR
Zenas BioPharma ZBIOStock Option (Right to Buy)
exercise $11.94, expires Jun 10, 2035, into Common Stock
By Tomas Kiselak18,500Jun 10, 2025 · Filing · EDGAR
Cogent Biosciences UMRXCommon StockFairmount Healthcare Fund II LP5,503,418Mar 31, 2026 · Filing · EDGAR
Cogent Biosciences UMRXSeries A Convertible Preferred Stock
into Common Stock
Fairmount Healthcare Fund II LP39,414Mar 31, 2026 · Filing · EDGAR
Damora Therapeutics GLTOCommon StockBy Fairmount Healthcare Fund II L.P.5,809,000Feb 9, 2026 · Filing · EDGAR
Damora Therapeutics GLTOCommon StockBy Fairmount Healthcare Co-Invest V L.P.2,904,000Feb 9, 2026 · Filing · EDGAR
Damora Therapeutics GLTOStock Option (right to buy)
exercise $23.05, expires Mar 23, 2036, into Common Stock
By: Peter Harwin37,313Mar 23, 2026 · Filing · EDGAR
Dianthus TherapeuticsCommon StockSee footnote2,762,837Jan 22, 2024 · Filing · EDGAR
Dianthus TherapeuticsCommon StockBy Fairmount Healthcare Fund II LP2,700,691Apr 1, 2024 · Filing · EDGAR
Dianthus TherapeuticsCommon StockBy Fairmount Healthcare Fund II L.P.2,700,691Sep 27, 2024 · Filing · EDGAR
Dianthus TherapeuticsStock Option (Right to Buy)
exercise $21.77, expires May 22, 2034, into Common Stock
See footnote11,000May 23, 2024 · Filing · EDGAR

Sold and noticed by quarter

Fairmount Funds Management: dollars sold on Form 4 and noticed on Form 144 per quarter, Q3 2021 to Q4 2026$503.5M$0Q3 2021: $0 noticed on Form 144Q3 2021: $0 sold on Form 4Q3 2021: $10M boughtQ4 2021: $0 noticed on Form 144Q4 2021: $0 sold on Form 4Q1 2022: $0 noticed on Form 144Q1 2022: $0 sold on Form 4Q2 2022: $0 noticed on Form 144Q2 2022: $0 sold on Form 4Q2 2022: $9.9M boughtQ3 2022: $0 noticed on Form 144Q3 2022: $0 sold on Form 4Q3 2022: $10M boughtQ4 2022: $0 noticed on Form 144Q4 2022: $0 sold on Form 4Q1 2023: $0 noticed on Form 144Q1 2023: $0 sold on Form 4Q2 2023: $0 noticed on Form 144Q2 2023: $0 sold on Form 4Q2 2023: $9.6M boughtQ3 2023: $0 noticed on Form 144Q3 2023: $0 sold on Form 4Q3 2023: $51.4M boughtQ4 2023: $0 noticed on Form 144Q4 2023: $0 sold on Form 4Q1 2024: $0 noticed on Form 144Q1 2024: $0 sold on Form 4Q1 2024: $10M boughtQ2 2024: $0 noticed on Form 144Q2 2024: $0 sold on Form 4Q3 2024: $0 noticed on Form 144Q3 2024: $0 sold on Form 4Q3 2024: $35.1M boughtQ4 2024: $0 noticed on Form 144Q4 2024: $0 sold on Form 4Q1 2025: $0 noticed on Form 144Q1 2025: $0 sold on Form 4Q2 2025: $0 noticed on Form 144Q2 2025: $0 sold on Form 4Q3 2025: $0 noticed on Form 144Q3 2025: $0 sold on Form 4Q3 2025: $25M boughtQ4 2025: $0 noticed on Form 144Q4 2025: $0 sold on Form 4Q4 2025: $34.2M boughtQ1 2026: $503.5M noticed on Form 144Q1 2026: $503.5M sold on Form 4Q1 2026: $3M boughtQ2 2026: $399.7M noticed on Form 144Q2 2026: $399.7M sold on Form 4Q2 2026: $20M boughtQ3 2026: $300M noticed on Form 144Q3 2026: $300M sold on Form 4Q3 2026: $12.4M boughtQ4 2026: $0 noticed on Form 144Q4 2026: $0 sold on Form 4Q3 2021Q4 2022Q1 2024Q2 2025Q3 2026

Sold (Form 4) Noticed (Form 144) Bought (Form 4)

Quarterly totals as a table
QuarterSold (Form 4)Noticed (Form 144)Bought (Form 4)
Q3 2026$300M$300M$12.4M
Q2 2026$399.7M$399.7M$20M
Q1 2026$503.5M$503.5M$3M
Q4 2025——$34.2M
Q3 2025——$25M
Q3 2024——$35.1M
Q1 2024——$10M
Q3 2023——$51.4M
Q2 2023——$9.6M
Q3 2022——$10M
Q2 2022——$9.9M
Q3 2021——$10M

Planned sales (Form 144) and the sales that followed

Each Form 144 notice of a planned sale, grouped by broker and 10b5-1 plan, with the Form 4 sales we matched to it.

How we match

A Form 144 is a notice of a planned sale by an affiliate. SEC Tracker matches each notice to Form 4 sales by the same person at the same company within 90 days of the notice, up to the shares noticed. The match is our inference, not something either filing states.

Notice dateNoticedPlanned saleOutcomeLinks
Oruka Therapeutics ORKA · Goldman Sachs · No 10b5-1 plan stated · 1 notice
Jul 1, 20263,553,410 · ~$300MJul 1, 2026Sold as noticed Sold 3,553,410 at $84.43 on Jul 1 · $300M Form 4Filing · EDGAR
Spyre Therapeutics AGLE · Goldman Sachs · No 10b5-1 plan stated · 1 notice
Jun 23, 20264,684,781 · ~$399.7MJun 23, 2026Sold as noticed Sold 4,684,781 at $85.31 on Jun 23 · $399.7M Form 4Filing · EDGAR
Cogent Biosciences UMRX · Goldman Sachs · No 10b5-1 plan stated · 1 notice
Mar 31, 20267,000,000 · ~$242.6MMar 31, 2026Sold as noticed Sold 7,000,000 at $34.66 on Mar 31 · $242.6M Form 4Filing · EDGAR
Cogent Biosciences UMRX · Jefferies · No 10b5-1 plan stated · 1 notice
Jan 22, 20263,500,000 · ~$127.4MJan 22, 2026Sold as noticed Sold 3,500,000 at $36.40 on Jan 22 · $127.4M Form 4Filing · EDGAR
Apogee Therapeutics APGE · Jefferies · No 10b5-1 plan stated · 1 notice
Jan 22, 20261,750,000 · ~$133.5MJan 22, 2026Sold as noticed Sold 1,750,000 at $76.30 on Jan 22 · $133.5M Form 4Filing · EDGAR

Every transaction, by company

Each Form 3, 4 and 5 transaction in plain words, newest first.

How these figures work

Values are shares times the price each filing states; grants, exercises and gifts usually state no price. Held after is what the filing reports was held once the transaction was done, directly or through the named holder.

Alaunos Therapeutics TCRT Director, 10% owner · filings 2026 to 2026

No transactions in the filings read; Form 144 notices are listed above.

Korsana Biosciences KRSA Director, 10% owner · filings 2026 to 2026

DateTransactionSharesPriceValueHeld afterSource
Sep 9, 2026Grant or award from the company
Stock Option (Right to Buy)
+48,44548,445
By: Tomas Kiselak
Filing · EDGAR

Apogee Therapeutics APGE Director · filings 2023 to 2026 · sold $133.5M · bought $50M · $133.5M noticed on Form 144

DateTransactionSharesPriceValueHeld afterSource
Sep 3, 2026Returned to the company−340,855$135.11$46.1M0
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 3, 2026Returned to the company−51,166$135.11$6.9M0
By Tomas Kiselak
Filing · EDGAR
Sep 3, 2026Returned to the company−51,166$135.11$6.9M0
By Peter Harwin
Filing · EDGAR
Sep 3, 2026Returned to the company
Non-Voting Common Stock
−6,743,3210
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 3, 2026Returned to the company
Stock Option (Right to Buy)
−47,7580
By Tomas Kiselak
Filing · EDGAR
Sep 3, 2026Returned to the company
Stock Option (Right to Buy)
−10,3700
By Tomas Kiselak
Filing · EDGAR
Sep 3, 2026Returned to the company
Stock Option (Right to Buy)
−14,4610
By Tomas Kiselak
Filing · EDGAR
Sep 3, 2026Returned to the company
Stock Option (Right to Buy)
−7,6570
By Tomas Kiselak
Filing · EDGAR
Aug 7, 2026Option or RSU exercised or converted+31,838$17.00$541K330,485
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Aug 7, 2026Option or RSU exercised or converted+10,370$43.85$455K340,855
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Aug 7, 2026Option or RSU exercised or converted
Stock Option (Right to Buy)
−31,8380 directFiling · EDGAR
Aug 7, 2026Option or RSU exercised or converted
Stock Option (Right to Buy)
−10,3700 directFiling · EDGAR
Jun 9, 2026Grant or award from the company
Stock Option (Right to Buy)
+7,6577,657
By: Tomas Kiselak
Filing · EDGAR
Jan 22, 2026Open-market or private sale−1,750,000$76.30$133.5M298,647
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 17, 2025Grant or award from the company
Stock Option (Right to Buy)
+14,46114,461
By: Peter Harwin
Filing · EDGAR
Jun 17, 2025Grant or award from the company
Stock Option (Right to Buy)
+14,46114,461
By: Tomas Kiselak
Filing · EDGAR
Jun 5, 2024Grant or award from the company
Stock Option (Right to Buy)
+10,37010,370 directFiling · EDGAR
Jun 5, 2024Grant or award from the company
Stock Option (Right to Buy)
+10,37010,370 directFiling · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)−55,9130
By Fairmount Healthcare Fund LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)+55,9132,048,647
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)
Non-Voting Common Stock
−221,4260
By Fairmount Healthcare Fund LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)
Non-Voting Common Stock
+221,4266,743,321
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Jan 29, 2024Other acquisition or disposition (see the filing)−892,5290
By Fairmount Healthcare Co-Invest II LP
Filing · EDGAR
Jan 29, 2024Other acquisition or disposition (see the filing)+51,16651,166
By Tomas Kiselak
Filing · EDGAR
Jan 29, 2024Other acquisition or disposition (see the filing)+51,16651,166
By Peter Harwin
Filing · EDGAR
Jul 13, 2023Open-market or private purchase+55,913$17.00$951K55,913
By Fairmount Healthcare Fund LP
Filing · EDGAR
Jul 13, 2023Open-market or private purchase+1,992,734$17.00$33.9M1,992,734
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Jul 13, 2023Open-market or private purchase+892,529$17.00$15.2M892,529
By Fairmount Healthcare Co-Invest II LP
Filing · EDGAR
Jul 13, 2023Grant or award from the company
Stock Option (Right to Buy)
+47,75847,758 directFiling · EDGAR
Jul 13, 2023Grant or award from the company
Stock Option (Right to Buy)
+47,75847,758 directFiling · EDGAR

Crescent Biopharma CBIO Director, 10% owner · filings 2025 to 2026 · bought $30.6M

DateTransactionSharesPriceValueHeld afterSource
Jul 16, 2026Open-market or private purchase+853,450$14.50$12.4M3,601,316
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jul 16, 2026Open-market or private purchase
Pre-Funded Warrant (Right to Buy)
+525,897$14.50$7.6M2,294,037
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jun 2, 2026Grant or award from the company
Stock Option (Right to Buy)
+11,05011,050
By: Peter Harwin
Filing · EDGAR
Dec 4, 2025Open-market or private purchase+1,360,000$13.41$18.2M2,747,866
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Dec 4, 2025Open-market or private purchase
Pre-Funded Warrant (Right to Buy)
+131,434$13.41$1.8M1,768,140
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jun 23, 2025Grant or award from the company
Stock Option (Right to Buy)
+9,0239,023
By: Peter Harwin
Filing · EDGAR

Oruka Therapeutics ORKA Director, 10% owner · filings 2024 to 2026 · sold $300M · $300M noticed on Form 144

DateTransactionSharesPriceValueHeld afterSource
Jul 1, 2026Derivative converted+3,553,4104,685,364
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jul 1, 2026Open-market or private sale−3,553,410$84.43$300M1,131,954
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jul 1, 2026Derivative converted
Series B Preferred Stock
−42,64194,497
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jun 2, 2026Grant or award from the company
Stock Option (Right to Buy)
+9,1369,136
By: Peter Harwin
Filing · EDGAR
Sep 17, 2025Grant or award from the company+333,340$15.00$5M1,131,954
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jun 2, 2025Grant or award from the company
Stock Option (Right to Buy)
+17,50017,500
By: Peter Harwin
Filing · EDGAR
Nov 19, 2024Option or RSU exercised or converted+160,000$0.00$160798,614
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Nov 19, 2024Option or RSU exercised or converted
Series A Non-Voting Convertible Preferred Stock
−1600
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Sep 11, 2024Grant or award from the company+275,000$23.00$6.3M638,614
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Sep 11, 2024Grant or award from the company
Series A Non-Voting Convertible Preferred Stock
+160$23,000.00$3.7M160
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR

Spyre Therapeutics AGLE Director · filings 2023 to 2026 · sold $399.7M · $399.7M noticed on Form 144

DateTransactionSharesPriceValueHeld afterSource
Jun 23, 2026Derivative converted+666,6804,684,781
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jun 23, 2026Open-market or private sale−4,684,781$85.31$399.7M0
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jun 23, 2026Derivative converted
Series B Preferred Stock
−16,6670
Fairmount Healthcare Fund II LP
Filing · EDGAR
May 27, 2026Grant or award from the company
Stock Option (Right to Buy)
+8,0268,026
By Tomas Kiselak
Filing · EDGAR
May 29, 2025Grant or award from the company
Stock Option (Right to Buy)
+25,00025,000
By Peter Harwin
Filing · EDGAR
May 29, 2025Grant or award from the company
Stock Option (Right to Buy)
+25,00025,000
By Tomas Kiselak
Filing · EDGAR
May 14, 2024Grant or award from the company
Stock Option (Right to Buy)
+11,32311,323
By Peter Harwin
Filing · EDGAR
May 14, 2024Grant or award from the company
Stock Option (Right to Buy)
+11,32311,323
By Tomas Kiselak
Filing · EDGAR
Apr 25, 2024Option or RSU exercised or converted+3,639,6804,018,101
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Apr 25, 2024Option or RSU exercised or converted
Series A Preferred Stock
−90,992346,045
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Dec 29, 2023Other acquisition or disposition (see the filing)−3,435,4800
By Fairmount Healthcare Co-Invest L.P.
Filing · EDGAR
Dec 29, 2023Other acquisition or disposition (see the filing)+406,038406,038
By Tomas Kiselak
Filing · EDGAR
Dec 29, 2023Other acquisition or disposition (see the filing)+406,038406,038
By Peter Harwin
Filing · EDGAR
Dec 7, 2023Grant or award from the company
Series B Preferred Stock
+16,667$600.00$10M16,667
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Nov 24, 2023Derivative converted+3,435,4803,435,480
By Fairmount Healthcare Co-Invest L.P.
Filing · EDGAR
Nov 24, 2023Derivative converted
Series A Preferred Stock
−85,8870
By Fairmount Healthcare Co-Invest L.P.
Filing · EDGAR

Jade Biosciences JBIO Director, 10% owner · filings 2025 to 2026

DateTransactionSharesPriceValueHeld afterSource
Jun 9, 2026Grant or award from the company
Stock Option (Right to Buy)
+34,84334,843 directFiling · EDGAR
Oct 6, 2025Grant or award from the company+1,333,126$9.14$12.2M1,897,677
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Oct 6, 2025Grant or award from the company
Pre-Funded Warrant (Right to Buy)
+855,047$9.14$7.8M855,047
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Apr 29, 2025Grant or award from the company
Stock Option (Right to Buy)
+23,01723,017 directFiling · EDGAR

Viridian Therapeutics MGEN Director, 10% owner · filings 2020 to 2026 · bought $90M

DateTransactionSharesPriceValueHeld afterSource
May 11, 2026Open-market or private purchase+1,176,470$17.00$20M5,090,928
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Oct 23, 2025Open-market or private purchase+454,545$22.00$10M3,914,458
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 10, 2025Option or RSU exercised or converted+12,500$12.31$154K3,459,913
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 10, 2025Option or RSU exercised or converted
Stock Option (Right to Buy)
−12,5000
By: Peter Harwin
Filing · EDGAR
Jun 9, 2025Option or RSU exercised or converted+1,600$7.80$12K3,447,413
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 9, 2025Option or RSU exercised or converted
Stock Option (Right to Buy)
−1,6000
By: Peter Harwin
Filing · EDGAR
Sep 13, 2024Open-market or private purchase+1,600,000$18.75$30M3,445,813
Fairmount Healthcare Fund II LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)−5,8590
Fairmount Healthcare Fund LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)+5,8591,845,813
Fairmount Healthcare Fund II LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)
Series A Non-Voting Convertible Preferred Stock
−21,9990
By Fairmount Healthcare Fund LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)
Series A Non-Voting Convertible Preferred Stock
+21,999133,191
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Jan 22, 2024Open-market or private purchase+476,190$21.00$10M1,839,954
Fairmount Healthcare Fund II LP
Filing · EDGAR
Oct 30, 2023Grant or award from the company
Series B Non-Voting Convertible Preferred Stock
+48,463$825.37$40M48,463
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Aug 17, 2022Open-market or private purchase+425,531$23.50$10M1,363,764
Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 21, 2021Open-market or private purchase+909,000$11.00$10M938,233
Fairmount Healthcare Fund II LP
Filing · EDGAR
Oct 30, 2020Open-market or private purchase
Series A Non-Voting Convertible Preferred Stock
+5,494$465.96$2.6M21,999
Fairmount Healthcare Fund LP
Filing · EDGAR
Oct 30, 2020Open-market or private purchase
Series A Non-Voting Convertible Preferred Stock
+28,843$465.96$13.4M111,192
Fairmount Healthcare Fund II LP
Filing · EDGAR
Oct 27, 2020Other acquisition or disposition (see the filing)+87,89187,891
Fairmount Healthcare Fund LP
Filing · EDGAR
Oct 27, 2020Other acquisition or disposition (see the filing)+438,502438,502
Fairmount Healthcare Fund II LP
Filing · EDGAR
Oct 27, 2020Other acquisition or disposition (see the filing)
Series A Non-Voting Convertible Preferred Stock
+16,50516,505
Fairmount Healthcare Fund LP
Filing · EDGAR
Oct 27, 2020Other acquisition or disposition (see the filing)
Series A Non-Voting Convertible Preferred Stock
+82,34982,349
Fairmount Healthcare Fund II LP
Filing · EDGAR

Zenas BioPharma ZBIO Director · filings 2024 to 2026 · bought $14.1M

DateTransactionSharesPriceValueHeld afterSource
Mar 31, 2026Open-market or private purchase+150,000$20.00$3M2,359,025
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Oct 7, 2025Open-market or private purchase+316,219$19.00$6M2,209,025
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Jun 10, 2025Grant or award from the company
Stock Option (Right to Buy)
+18,50018,500
By Tomas Kiselak
Filing · EDGAR
Sep 16, 2024Derivative converted+41,130329,045
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Derivative converted+252,890581,935
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Derivative converted+709,7941,291,729
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Derivative converted+301,0771,592,806
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Open-market or private purchase+300,000$17.00$5.1M1,892,806
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Derivative converted
Series Seed Convertible Preferred Stock
−357,1430
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Derivative converted
Series A Convertible Preferred Stock
−2,195,8710
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Derivative converted
Series B Convertible Preferred Stock
−6,163,2360
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 16, 2024Derivative converted
Series C Convertible Preferred Stock
−2,614,2870
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Sep 12, 2024Grant or award from the company
Stock Option (Right to Buy)
+37,00037,000
By Tomas Kiselak
Filing · EDGAR

Cogent Biosciences UMRX Director · filings 2020 to 2026 · sold $370M · bought $44.5M · $370M noticed on Form 144

DateTransactionSharesPriceValueHeld afterSource
Mar 31, 2026Derivative converted+7,000,00012,503,418
Fairmount Healthcare Fund II LP
Filing · EDGAR
Mar 31, 2026Open-market or private sale−7,000,000$34.66$242.6M5,503,418
Fairmount Healthcare Fund II LP
Filing · EDGAR
Mar 31, 2026Derivative converted
Series A Convertible Preferred Stock
−28,00039,414
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jan 22, 2026Open-market or private sale−3,500,000$36.40$127.4M5,503,418
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jul 10, 2025Open-market or private purchase+2,777,777$9.00$25M9,003,418
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 10, 2024Option or RSU exercised or converted+1,500,000$0.00$2K6,225,641
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 10, 2024Option or RSU exercised or converted
Series B Convertible Preferred Stock
−1,5000
Fairmount Healthcare Fund II LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)−286,8510
Fairmount Healthcare Fund LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)+286,8514,725,641
Fairmount Healthcare Fund II LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)
Series A Convertible Preferred Stock
−11,9140
Fairmount Healthcare Fund LP
Filing · EDGAR
Mar 28, 2024Other acquisition or disposition (see the filing)
Series A Convertible Preferred Stock
+11,91467,414
Fairmount Healthcare Fund II LP
Filing · EDGAR
Feb 16, 2024Grant or award from the company+1,166,666$7.50$8.7M4,438,790
Fairmount Healthcare Fund II LP
Filing · EDGAR
Feb 16, 2024Grant or award from the company
Series B Convertible Preferred Stock
+1,500$7,500.00$11.3M1,500
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 9, 2023Open-market or private purchase+800,000$12.00$9.6M3,272,124
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jun 16, 2022Open-market or private purchase+1,200,000$8.25$9.9M2,472,124
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jul 9, 2020Open-market or private purchase
Series A Convertible Preferred Stock
+3,692$880.00$3.2M11,914
Fairmount Healthcare Fund LP
Filing · EDGAR
Jul 9, 2020Open-market or private purchase
Series A Convertible Preferred Stock
+19,035$880.00$16.8M55,500
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jul 6, 2020Other acquisition or disposition (see the filing)+1,147,4061,147,406
Fairmount Healthcare Fund LP
Filing · EDGAR
Jul 6, 2020Other acquisition or disposition (see the filing)+5,088,4975,088,497
Fairmount Healthcare Fund II LP
Filing · EDGAR
Jul 6, 2020Other acquisition or disposition (see the filing)
Series A Convertible Preferred Stock
+8,2228,222
Fairmount Healthcare Fund LP
Filing · EDGAR
Jul 6, 2020Other acquisition or disposition (see the filing)
Series A Convertible Preferred Stock
+36,46536,465
Fairmount Healthcare Fund II LP
Filing · EDGAR

Damora Therapeutics GLTO Director, 10% owner · filings 2025 to 2026

DateTransactionSharesPriceValueHeld afterSource
Mar 23, 2026Grant or award from the company
Stock Option (right to buy)
+37,31337,313
By: Peter Harwin
Filing · EDGAR
Feb 9, 2026Option or RSU exercised or converted+5,809,0005,809,000
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Feb 9, 2026Option or RSU exercised or converted+2,904,0002,904,000
By Fairmount Healthcare Co-Invest V L.P.
Filing · EDGAR
Feb 9, 2026Option or RSU exercised or converted
Series C Preferred Stock
−5,8091,148
By Fairmount Healthcare Fund II L.P.
Filing · EDGAR
Feb 9, 2026Option or RSU exercised or converted
Series C Preferred Stock
−2,904574
By Fairmount Healthcare Co-Invest V L.P.
Filing · EDGAR

Dianthus Therapeutics Director · filings 2023 to 2024 · bought $1.4M

DateTransactionSharesPriceValueHeld afterSource
Sep 27, 2024Other acquisition or disposition (see the filing)−62,1460
By Fairmount SPV III, LLC
Filing · EDGAR
May 23, 2024Grant or award from the company
Stock Option (Right to Buy)
+11,00011,000
See footnote
Filing · EDGAR
Apr 1, 2024Other acquisition or disposition (see the filing)−58,8570
By Fairmount Healthcare Fund LP
Filing · EDGAR
Apr 1, 2024Other acquisition or disposition (see the filing)+58,8572,700,691
By Fairmount Healthcare Fund II LP
Filing · EDGAR
Jan 22, 2024Grant or award from the company+834,334$12.00$10M2,762,837
See footnote
Filing · EDGAR
Jan 22, 2024Grant or award from the company
Pre-Funded Warrants (Right to Buy)
+832,333$12.00$10M832,333
See footnote
Filing · EDGAR
Sep 29, 2023Open-market or private purchase+24,670$13.63$336K1,928,503
See footnote
Filing · EDGAR
Sep 26, 2023Open-market or private purchase+30,000$13.15$395K1,903,833
See footnote
Filing · EDGAR
Sep 19, 2023Open-market or private purchase+30,000$13.20$396K1,873,833
See footnote
Filing · EDGAR
Sep 13, 2023Open-market or private purchase+9,367$11.76$110K1,843,833
See footnote
Filing · EDGAR
Sep 12, 2023Open-market or private purchase+14,887$10.85$162K1,834,466
See footnote
Filing · EDGAR
Sep 11, 2023Grant or award from the company
Stock Option (Right to Buy)
+6,5006,500
See footnote
Filing · EDGAR
All 84 Forms 3, 4, 5 and 144
FiledFormCompanyLinks
Oct 15, 2026Form 3Alaunos Therapeutics TCRTFiling · EDGAR
Sep 10, 2026Form 4Korsana Biosciences KRSAFiling · EDGAR
Sep 10, 2026Form 3Korsana Biosciences KRSAFiling · EDGAR
Sep 3, 2026Form 4Apogee Therapeutics APGEFiling · EDGAR
Aug 11, 2026Form 4Apogee Therapeutics APGEFiling · EDGAR
Jul 20, 2026Form 4Crescent Biopharma CBIOFiling · EDGAR
Jul 1, 2026Form 144Oruka Therapeutics ORKAFiling · EDGAR
Jul 1, 2026Form 4Oruka Therapeutics ORKAFiling · EDGAR
Jun 23, 2026Form 144Spyre Therapeutics AGLEFiling · EDGAR
Jun 23, 2026Form 4Spyre Therapeutics AGLEFiling · EDGAR
Jun 11, 2026Form 4Jade Biosciences JBIOFiling · EDGAR
Jun 11, 2026Form 4Apogee Therapeutics APGEFiling · EDGAR
Jun 3, 2026Form 4Crescent Biopharma CBIOFiling · EDGAR
Jun 3, 2026Form 4Oruka Therapeutics ORKAFiling · EDGAR
May 29, 2026Form 4Spyre Therapeutics AGLEFiling · EDGAR
May 13, 2026Form 4Viridian Therapeutics MGENFiling · EDGAR
Apr 1, 2026Form 4Zenas BioPharma ZBIOFiling · EDGAR
Mar 31, 2026Form 144Cogent Biosciences UMRXFiling · EDGAR
Mar 31, 2026Form 4Cogent Biosciences UMRXFiling · EDGAR
Mar 25, 2026Form 4Damora Therapeutics GLTOFiling · EDGAR
Feb 12, 2026Form 4Damora Therapeutics GLTOFiling · EDGAR
Jan 22, 2026Form 4Cogent Biosciences UMRXFiling · EDGAR
Jan 22, 2026Form 4Apogee Therapeutics APGEFiling · EDGAR
Jan 22, 2026Form 144Cogent Biosciences UMRXFiling · EDGAR
Jan 22, 2026Form 144Apogee Therapeutics APGEFiling · EDGAR
Dec 8, 2025Form 4Crescent Biopharma CBIOFiling · EDGAR
Nov 17, 2025Form 3Damora Therapeutics GLTOFiling · EDGAR
Oct 27, 2025Form 4Viridian Therapeutics MGENFiling · EDGAR
Oct 9, 2025Form 4Zenas BioPharma ZBIOFiling · EDGAR
Oct 8, 2025Form 4Jade Biosciences JBIOFiling · EDGAR
Sep 19, 2025Form 4Oruka Therapeutics ORKAFiling · EDGAR
Jul 14, 2025Form 4Cogent Biosciences UMRXFiling · EDGAR
Jun 23, 2025Form 4Crescent Biopharma CBIOFiling · EDGAR
Jun 23, 2025Form 3Crescent Biopharma CBIOFiling · EDGAR
Jun 20, 2025Form 4Apogee Therapeutics APGEFiling · EDGAR
Jun 12, 2025Form 4Zenas BioPharma ZBIOFiling · EDGAR
Jun 11, 2025Form 4Viridian Therapeutics MGENFiling · EDGAR
Jun 3, 2025Form 4Oruka Therapeutics ORKAFiling · EDGAR
Jun 2, 2025Form 4Spyre Therapeutics AGLEFiling · EDGAR
May 1, 2025Form 4Jade Biosciences JBIOFiling · EDGAR
May 1, 2025Form 3Jade Biosciences JBIOFiling · EDGAR
Nov 21, 2024Form 4Oruka Therapeutics ORKAFiling · EDGAR
Oct 1, 2024Form 4Dianthus TherapeuticsFiling · EDGAR
Sep 17, 2024Form 4Viridian Therapeutics MGENFiling · EDGAR
Sep 17, 2024Form 4/AZenas BioPharma ZBIOFiling · EDGAR
Sep 16, 2024Form 4Zenas BioPharma ZBIOFiling · EDGAR
Sep 13, 2024Form 4Oruka Therapeutics ORKAFiling · EDGAR
Sep 12, 2024Form 3Zenas BioPharma ZBIOFiling · EDGAR
Sep 6, 2024Form 3Oruka Therapeutics ORKAFiling · EDGAR
Jun 12, 2024Form 4Cogent Biosciences UMRXFiling · EDGAR
Jun 7, 2024Form 4Apogee Therapeutics APGEFiling · EDGAR
May 28, 2024Form 4Dianthus TherapeuticsFiling · EDGAR
May 16, 2024Form 4Spyre Therapeutics AGLEFiling · EDGAR
Apr 25, 2024Form 4Spyre Therapeutics AGLEFiling · EDGAR
Apr 1, 2024Form 4Apogee Therapeutics APGEFiling · EDGAR
Apr 1, 2024Form 4Viridian Therapeutics MGENFiling · EDGAR
Apr 1, 2024Form 4Dianthus TherapeuticsFiling · EDGAR
Apr 1, 2024Form 4Cogent Biosciences UMRXFiling · EDGAR
Feb 16, 2024Form 4Cogent Biosciences UMRXFiling · EDGAR
Jan 31, 2024Form 4Apogee Therapeutics APGEFiling · EDGAR
Jan 24, 2024Form 4Dianthus TherapeuticsFiling · EDGAR
Jan 24, 2024Form 4Viridian Therapeutics MGENFiling · EDGAR
Dec 29, 2023Form 4Spyre Therapeutics AGLEFiling · EDGAR
Dec 11, 2023Form 4Spyre Therapeutics AGLEFiling · EDGAR
Nov 28, 2023Form 4Spyre Therapeutics AGLEFiling · EDGAR
Nov 1, 2023Form 4Viridian Therapeutics MGENFiling · EDGAR
Oct 3, 2023Form 4Dianthus TherapeuticsFiling · EDGAR
Sep 28, 2023Form 4Dianthus TherapeuticsFiling · EDGAR
Sep 21, 2023Form 4Dianthus TherapeuticsFiling · EDGAR
Sep 13, 2023Form 4Dianthus TherapeuticsFiling · EDGAR
Sep 13, 2023Form 3Dianthus TherapeuticsFiling · EDGAR
Jul 17, 2023Form 4Apogee Therapeutics APGEFiling · EDGAR
Jul 13, 2023Form 3Apogee Therapeutics APGEFiling · EDGAR
Jun 30, 2023Form 3Spyre Therapeutics AGLEFiling · EDGAR
Jun 13, 2023Form 4Cogent Biosciences UMRXFiling · EDGAR
Aug 19, 2022Form 4Viridian Therapeutics MGENFiling · EDGAR
Jun 21, 2022Form 4Cogent Biosciences UMRXFiling · EDGAR
Sep 23, 2021Form 4Viridian Therapeutics MGENFiling · EDGAR
Oct 30, 2020Form 4Viridian Therapeutics MGENFiling · EDGAR
Oct 30, 2020Form 3Viridian Therapeutics MGENFiling · EDGAR
Oct 29, 2020Form 4Viridian Therapeutics MGENFiling · EDGAR
Jul 13, 2020Form 4Cogent Biosciences UMRXFiling · EDGAR
Jul 8, 2020Form 4Cogent Biosciences UMRXFiling · EDGAR
Jul 8, 2020Form 3Cogent Biosciences UMRXFiling · EDGAR

Every figure is as filed with the SEC on Forms 3, 4, 5 and 144. Holdings are the amounts reported after each person's latest filing at each company and can be out of date. Matching a Form 144 notice to Form 4 sales is SEC Tracker's inference from owner, company, dates and share counts, not something the filings state. Not investment advice. Not affiliated with the U.S. SEC.