TTMI EVP Gridley sells TTMI shares in Form 4

Tetra Tech Technologies Inc. executive Catherine A. Gridley, EVP and A&D Sector President, reported two transactions in TTMI common stock on February 13, 2026.

Rhea-AI Filing Summary

Tetra Tech Technologies Inc. executive Catherine A. Gridley, EVP and A&D Sector President, reported two transactions in TTMI common stock on February 13, 2026. She disposed of 20,479 shares at $93.1158 per share to cover tax liabilities tied to the vesting of performance RSUs.

On the same day, she completed an additional open-market sale of 10,000 shares at $95.11 per share. After these transactions, Gridley directly owns 98,645 shares of TTMI common stock.

Insider Trade Summary

Net Seller: 10,000 shares

Net Sell 2 txns

Insider Gridley Catherine A

Role EVP, A&D Sector President

Sold 10,000 shs ($951K)

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	20,479	$93.1158	$1.91M
Sale	Common Stock	10,000	$95.11	$951K

Holdings After Transaction: Common Stock — 98,645 shares (Direct)

Footnotes (2)

1. F1. Represents the sale of shares sold to pay the tax liability incident to the vesting of Performance RSUs.
2. F2. Represents the sale of shares in open market.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transactions did TTMI executive Catherine A. Gridley report?

Catherine A. Gridley reported two transactions in TTMI common stock on February 13, 2026. She disposed of 20,479 shares to cover tax obligations from performance RSU vesting and separately sold 10,000 shares in an open-market transaction.

How many TTMI shares did Catherine A. Gridley sell to cover taxes?

Gridley disposed of 20,479 TTMI common shares at $93.1158 each to pay tax liabilities from the vesting of performance RSUs. This tax-withholding disposition is recorded under transaction code F and reduced her directly held share count.

What was the size and price of Catherine A. Gridley’s open-market TTMI sale?

She executed an open-market sale of 10,000 TTMI common shares at $95.11 per share on February 13, 2026. This transaction, coded S, followed the tax-withholding disposition and further adjusted her direct holdings in the company.

How many TTMI shares does Catherine A. Gridley own after these transactions?

Following the February 13, 2026 transactions, Gridley directly owns 98,645 TTMI common shares. This figure reflects both the 20,479-share tax-withholding disposition and the 10,000-share open-market sale reported in the Form 4 filing.

What roles does Catherine A. Gridley hold at TTMI?

Catherine A. Gridley serves as an officer of TTMI with the title EVP, A&D Sector President. Her position classifies her as a reporting insider, requiring disclosure of transactions in TTMI common stock under Section 16 rules.

What do the transaction codes F and S mean in Catherine Gridley’s TTMI filing?

Code F indicates a tax-withholding disposition, where 20,479 shares were used to pay tax liabilities on performance RSU vesting. Code S designates a standard open-market or private sale, covering her separate 10,000-share TTMI stock sale.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 02/17/2026 - 09:49 AM Learn about SEC filing dates

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^*

Gridley Catherine A

(Last) (First) (Middle)

200 EAST SANDPOINTE

SUITE 400

(Street)

SANTA ANA CA 92707

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TTM TECHNOLOGIES INC [ TTMI ]

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

	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EVP, A&D Sector President

3. Date of Earliest Transaction (Month/Day/Year)
02/13/2026

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	02/13/2026		F		20,479(1)	D	$93.1158	108,645	D
Common Stock	02/13/2026		S		10,000(2)	D	$95.11	98,645	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)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. Represents the sale of shares sold to pay the tax liability incident to the vesting of Performance RSUs.

2. Represents the sale of shares in open market.

	/s/ Daniel J. Weber, Attorney-in-Fact	02/17/2026
	** 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.
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