Tetra Tech (TTEK) CFO donates 11,100 shares in Form 4 filing

Rhea-AI Filing Summary

Tetra Tech, Inc. executive vice president and chief financial officer Steven M. Burdick reported a charitable stock donation. On 02/06/2026, he made a bona fide gift of 11,100 shares of common stock, at a reported price of $0 per share. After this gift, he directly beneficially owns 138,251 shares of Tetra Tech common stock.

Insider Trade Summary

11,100 shares gifted

Mixed 1 txn

Insider BURDICK STEVEN M

Role EVP, CFO

Type	Security	Shares	Price	Value
Gift	COMMON STOCK	11,100	$0.00	--

Holdings After Transaction: COMMON STOCK — 138,251 shares (Direct)

Footnotes (1)

1. Bona fide gift to charitable organization. No compensation was given to the donor for the gifting of shares. The balance of 149,351 shares includes 132 shares of common stock that were acquired by the Reporting Person on December 15, 2025, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP).

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^*

BURDICK STEVEN M

(Last) (First) (Middle)

3475 EAST FOOTHILL BOULEVARD

(Street)

PASADENA, CA 91107

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
TETRA TECH INC [ TTEK ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
02/06/2026

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	02/06/2026		G		11,100	D	$0(1)	138,251(2)	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. Bona fide gift to charitable organization. No compensation was given to the donor for the gifting of shares.

2. The balance of 149,351 shares includes 132 shares of common stock that were acquired by the Reporting Person on December 15, 2025, pursuant to the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP).

Remarks:

	/s/ Preston Hopson, Attorney-in-fact for Steven M. Burdick	02/06/2026
	** 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.
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 did Tetra Tech (TTEK) disclose in this Form 4 filing?

Tetra Tech reported a charitable stock gift by its CFO. Executive vice president and CFO Steven M. Burdick disclosed giving 11,100 shares of common stock as a bona fide gift, while continuing to hold a substantial remaining direct stake in Tetra Tech shares.

How many TTEK shares did CFO Steven Burdick give away?

Steven Burdick donated 11,100 Tetra Tech common shares. The Form 4 identifies the transaction as a bona fide gift, with a reported price of $0 per share, reflecting that no consideration was received in return for transferring these shares.

Who received the gifted Tetra Tech (TTEK) shares from the CFO?

The shares were gifted to a charitable organization. The filing’s footnote describes the transaction as a bona fide gift to a charity, stating that no compensation or other consideration was provided to the donor in connection with the transfer of these shares.

How many Tetra Tech (TTEK) shares does the CFO own after the gift?

After the reported gift, Steven Burdick owns 138,251 shares. The Form 4 shows this figure as his directly beneficially owned Tetra Tech common stock position following the 11,100-share charitable donation reported on February 6, 2026.

What does transaction code G mean in the Tetra Tech (TTEK) Form 4?

Transaction code G indicates a bona fide gift of securities. In this case, it shows that Steven Burdick transferred 11,100 Tetra Tech common shares to a charitable organization without receiving compensation, rather than executing an open-market sale or purchase transaction.

Were employee stock purchase plan shares mentioned in this TTEK Form 4?

Yes, the filing references shares from an employee stock purchase plan. A footnote notes that the reported balance includes common stock acquired on December 15, 2025 under the Tetra Tech, Inc. Employee Stock Purchase Plan (ESPP).