STOCK TITAN

Pioneer Bancorp (PBFS) EVP reports updated stock and option holdings

Filing Impact
(Moderate)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Pioneer Bancorp, Inc./MD executive Susan M. Hollister, EVP and CHRO, reported updated stock and option holdings. She now directly holds 32,477 shares of common stock, including restricted shares that vest 20% per year starting on May 21, 2025.

She also indirectly holds 29,463 common shares through a 401(k) plan following a discretionary transaction involving 22,389 shares at $16.092 per share under Rule 16b-3(f). In addition, she holds stock options on 75,000 common shares with a $9.39 exercise price, expiring on May 21, 2034, vesting 20% per year from May 21, 2025.

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Insider Hollister Susan M
Role EVP and CHRO
Type Security Shares Price Value
I Common Stock 22,389 $16.092 $360K
holding Stock Options -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 29,463 shares (Indirect, By 401(k)); Stock Options — 75,000 shares (Direct, null); Common Stock — 32,477 shares (Direct, null)
Footnotes (1)
  1. Includes shares of restricted stock which vest at a rate of 20% per year commencing on May 21, 2025. Stock option vest at a rate of 20% per year commencing on May 21, 2025.
Direct common stock holdings 32,477 shares Total common stock held directly after transactions
Indirect 401(k) holdings 29,463 shares Common stock held indirectly through a 401(k) plan
401(k) discretionary transaction size 22,389 shares at $16.092/share Discretionary transaction under Rule 16b-3(f)
Stock option grant size 75,000 underlying shares Stock options on common stock, direct ownership
Stock option exercise price $9.39 per share Exercise price for 75,000 stock options
Option expiration date May 21, 2034 Expiration for stock options on 75,000 shares
Rule 16b-3(f) regulatory
"transaction_code_description: Discretionary transaction under Rule 16b-3(f)"
restricted stock financial
"Includes shares of restricted stock which vest at a rate of 20% per year"
Shares granted to an individual that carry limits on transfer or sale until certain conditions are met, such as staying with the company for a set time or hitting performance targets. Think of them as a locked gift that gradually opens; for investors they matter because they affect how many shares may enter the market later, signal management incentives and potential dilution, and reveal confidence in future company performance.
Stock Options financial
"Stock Options with underlying Common Stock and $9.3900 exercise price"
Stock options are agreements that give a person the right to buy or sell a company's stock at a specific price within a certain time frame. They are often used as a reward or incentive, similar to a coupon that can be used later if the stock price rises, allowing the holder to make a profit.
401(k) financial
"nature_of_ownership: By 401(k)"
A 401(k) is a type of retirement savings plan offered by employers that allows workers to set aside a portion of their paycheck before taxes are taken out. The money saved in a 401(k) can grow over time through investments, helping individuals build funds for their future retirement. It matters to investors because it provides a tax-advantaged way to save and invest for long-term financial security.
vesting financial
"vest at a rate of 20% per year commencing on May 21, 2025"
Vesting is the process by which you earn full ownership of something, like company stock or a retirement benefit, over time. It’s like earning the right to keep a gift piece by piece the longer you stay with a company, making sure employees stay committed before they receive all the benefits.
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SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Hollister Susan M

(Last)(First)(Middle)
652 ALBANY SHAKER ROAD

(Street)
ALBANY NEW YORK 12211

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Pioneer Bancorp, Inc./MD [ PBFS ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
EVP and CHRO
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
06/01/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock06/01/2026I22,389A$16.09229,463IBy 401(k)
Common Stock32,477(1)D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Stock Options$9.3905/21/202505/21/2034Common Stock75,000(2)75,000(2)D
Explanation of Responses:
1. Includes shares of restricted stock which vest at a rate of 20% per year commencing on May 21, 2025.
2. Stock option vest at a rate of 20% per year commencing on May 21, 2025.
/s/ Susan M. Hollister06/02/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider activity did PBFS executive Susan M. Hollister report?

Susan M. Hollister reported updated holdings in Pioneer Bancorp stock and options. The filing shows her direct and 401(k) indirect common stock positions, plus a large stock option grant with defined vesting and expiration terms.

How many Pioneer Bancorp (PBFS) shares does Susan M. Hollister hold directly?

She holds 32,477 shares of Pioneer Bancorp common stock directly. This total includes restricted stock that vests in 20% increments each year starting May 21, 2025, reflecting both current ownership and scheduled future availability.

What indirect Pioneer Bancorp (PBFS) holdings does Susan M. Hollister have?

She indirectly holds 29,463 shares of Pioneer Bancorp common stock through a 401(k) plan. This follows a discretionary transaction involving 22,389 shares at $16.092 per share under Rule 16b-3(f), as disclosed in the filing.

What stock options in PBFS does Susan M. Hollister hold?

She holds stock options over 75,000 Pioneer Bancorp common shares with a $9.39 exercise price. These options vest 20% per year starting May 21, 2025, and expire on May 21, 2034, providing long-term equity-based compensation.

Did the PBFS filing show open-market buys or sells by Susan M. Hollister?

The filing does not report open-market purchases or sales. It records a discretionary transaction within a 401(k) plan under Rule 16b-3(f), plus updated direct share and option holdings for the executive.

What is the vesting schedule for Susan M. Hollister’s PBFS restricted stock and options?

Both the restricted stock and the stock options vest at 20% per year starting on May 21, 2025. This gradual vesting schedule ties a portion of her compensation to long-term company performance over several years.