Telos EVP withholds 127,006 shares for taxes at $7.1 per share

Rhea-AI Filing Summary

Telos Corporation (TLS) disclosed insider equity activity by its EVP, Security Solutions, on 10/20/2025 tied to performance-based RSUs. The executive acquired 90,189 shares of common stock at $0 upon vesting and received 191,417 shares from the settlement of performance-based RSUs after Telos’ stock traded at or above $6.00 for 50 consecutive days.

To cover taxes from the vesting, Telos withheld 127,006 shares at $7.1 per share; no shares were sold to a third party. Following these transactions, the executive beneficially owned 1,154,993 shares directly, plus 17,869.69 shares indirectly via a 401(k) plan. Performance-based RSUs outstanding after the event totaled 861,377, with an expiration date of 12/31/2026.

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

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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^*

Griffin Mark D

(Last) (First) (Middle)

C/O TELOS CORPORATION

19886 ASHBURN ROAD

(Street)

ASHBURN VA 20147

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TELOS CORP [ TLS ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, Security Solutions

3. Date of Earliest Transaction (Month/Day/Year)
10/20/2025

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	10/20/2025		A		90,189(1)	A	$0	1,090,582	D
Common Stock	10/20/2025		M		191,417	A	(2)	1,281,999	D
Common Stock	10/20/2025		F		127,006(3)	D	$7.1	1,154,993	D
Common Stock								17,869.69	I	By 401k Plan

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
Performance-Based RSUs	(2)	10/20/2025		M			191,417	(2)	12/31/2026	Common Stock	191,417	(2)	861,377	D

Explanation of Responses:

1. The reporting person acquired these shares upon the vesting of certain performance stock units.

2. Each performance-based RSU presents a contingent right to receive one share of Telos common stock. These performance-based RSUs vested and settled in shares of Telos common stock once Telos' common stock traded at or above $6.00 per share for 50 consecutive calendar days on the NASDAQ Global Market.

3. Telos withheld 127,006 shares of its common stock to satisfy the reporting person's tax withholding obligation resulting from the vesting of the performance stock units. The reporting person did not sell any shares of Telos stock to a third party as part of this transaction.

Remarks:

	/s/ Helen M. Oh, attorney-in-fact	10/21/2025
	** Signature of Reporting Person	Date
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