Pioneer Bancorp reports earnings for Q3 2026

Item 2.02 – Results of Operations and Financial Condition

On October 30, 2026, Pioneer Bancorp, Inc. issued an earnings release announcing its financial results at or for the three and nine months ended September 30, 2026. A copy of the earnings release is included as Exhibit 99.1 to this report.

The information in the preceding paragraph, as well as Exhibit 99.1 referenced therein, shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liability of that Section, and shall not be incorporated by reference into any filing under the Securities Act of 1933, as amended, or the Exchange Act.

Item 9.01 – Financial Statements and Exhibits

Exhibit No.

Description

99.1

Earnings Release of Pioneer Bancorp, Inc. dated October 30, 2026.

104

Cover Page Interactive Data File (formatted as inline XBRL).

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned thereunto duly authorized.

PIONEER BANCORP, INC.

(registrant)

October 30, 2026

/s/ Patrick J. Hughes

Patrick J. Hughes

Executive Vice President and Chief Financial Officer

2

652 Albany Shaker Road, Albany, NY 12211 News Release

FOR IMMEDIATE RELEASE:

Pioneer Bancorp, Inc. Reports Third Quarter 2026 Results

Albany, N.Y. – October 30, 2026 – Pioneer Bancorp, Inc. ("Pioneer") (NASDAQ: PBFS), a leading financial institution in New York's Capital Region, today reported the results for the three and nine months ended September 30, 2026.

Net income for the three months ended September 30, 2026 was $85,000, or approximately $0.00 per basic and diluted share, as compared to $4.3 million, or $0.18 per basic and diluted share, for the three months ended September 30, 2025. Net income for the nine months ended September 30, 2026 was $8.9 million, or $0.37 and $0.36 per basic and diluted share, respectively, as compared to $16.5 million, or $0.67 per basic and diluted share, for the nine months ended September 30, 2025.

Highlights

● Net loans receivable of $1.94 billion at September 30, 2026 was up $290.3 million, or 17.6%, from December 31, 2025.

● Deposits of $2.13 billion at September 30, 2026 were up $391.7 million, or 22.5%, from December 31, 2025.

● Net interest income of $23.6 million for the three months ended September 30, 2026 was up $3.4 million, or 16.9%, from the three months ended September 30, 2025.

● Net interest margin of 4.26% for the three months ended September 30, 2026 was up 10 basis points from the three months ended September 30, 2025.

● No