TRST insider cash-settled RSUs and sale of 550 shares

Rhea-AI Filing Summary

TrustCo Bank Corp NY (TRST) reported an insider transaction by a director on 11/19/2025. The filing shows 550 shares of common stock acquired through the cash settlement of restricted stock units at a price of $0, followed the same day by the disposition of 550 common shares at $39.7 per share.

After these transactions, the reporting person directly owned 24,407 shares of TRST common stock and indirectly owned 2,747 shares through a family account. The restricted stock units awarded on November 19, 2024 vested on November 19, 2025 and were settled in cash rather than in shares, and additional shares were noted as acquired through participation in a dividend reinvestment and/or employee benefit plan.

Insider Trade Summary

550 shares exercised/converted

Mixed 4 txns

Insider MARINELLO ANTHONY J MD PHD

Role Director

Type	Security	Shares	Price	Value
Exercise	RESTRICTED STOCK UNIT	550	$0.00	--
Exercise	COMMON STOCK	550	$0.00	--
Disposition	COMMON STOCK	550	$39.70	$22K
holding	COMMON STOCK	--	--	--

Holdings After Transaction: RESTRICTED STOCK UNIT — 0 shares (Direct); COMMON STOCK — 24,957 shares (Direct); COMMON STOCK — 2,747 shares (Indirect, BY FAMILY)

Footnotes (1)

1. Reflects cash settlement of restricted stock units that settled only for cash. Each restricted stock unit represents a contingent right to receive a payment in cash equal to the value of one share of Issuer Common Stock on the settlement date. The restricted stock units awarded November 19, 2024 "vested" on November 19, 2025 and were settled in cash.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED 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^*

MARINELLO ANTHONY J MD PHD

(Last) (First) (Middle)

C/O TRUSTCO BANK CORP

5 SARNOWSKI DRIVE

(Street)

GLENVILLE NY 12302

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TRUSTCO BANK CORP N Y [ TRST ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
11/19/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

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)
			Code	V	Amount	(A) or (D)	Price
COMMON STOCK	11/19/2025		M		550	A(1)(3)	$0(2)	24,957	D
COMMON STOCK	11/19/2025		D		550	D(1)(3)	$39.7	24,407	D
COMMON STOCK								2,747	I	BY FAMILY

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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
RESTRICTED STOCK UNIT	$0(2)	11/19/2025		M			550	(3)	(3)	COMMON STOCK	550	$0	0	D

Explanation of Responses:

1. Reflects cash settlement of restricted stock units that settled only for cash.

2. Each restricted stock unit represents a contingent right to receive a payment in cash equal to the value of one share of Issuer Common Stock on the settlement date.

3. The restricted stock units awarded November 19, 2024 "vested" on November 19, 2025 and were settled in cash.

Remarks:

ADDITIONAL SHARES ACQUIRED BY REPORTING PERSON'S PARTICIPATION IN DIVIDEND REINVESTMENT AND/OR EMPLOYEE BENEFIT PLAN WITH DIVIDEND REINVESTMENT FEATURE.

	/S/ MICHAEL M. OZIMEK, BY POWER OF ATTORNEY	11/21/2025
	** Signature of Reporting Person	Date
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.

FAQ

What insider transaction did TRST report in this Form 4?

The Form 4 reports that a director of TrustCo Bank Corp NY (TRST) had 550 restricted stock units settle in cash and, on 11/19/2025, reported the acquisition and sale of 550 shares of common stock.

How many TRST shares were acquired and sold in the reported transaction?

On 11/19/2025, the insider reported acquiring 550 common shares at a price of $0 linked to restricted stock units, and disposing of 550 common shares at $39.7 per share.

What was the insiderb4s TRST share ownership after the transaction?

Following the reported transactions, the insider directly owned 24,407 shares of TRST common stock and indirectly owned 2,747 shares held by family.

How were the restricted stock units in this TRST Form 4 settled?

The filing states that the restricted stock units reflected a right to receive a cash payment equal to the value of one share of TRST common stock, and they were settled only for cash rather than being paid in shares.

When did the restricted stock units related to this TRST Form 4 vest?

According to the explanation, the restricted stock units awarded on November 19, 2024 vested on November 19, 2025 and were then settled in cash.

What additional TRST shares does the Form 4 mention for this insider?

The remarks note additional shares acquired through the reporting personb4s participation in a dividend reinvestment and/or employee benefit plan with a dividend reinvestment feature.