VOLPI KIRSTEN M sold 4.6% of their position (559.00 shares) of TETRA TECH INC on the open market

Open‑market sale worth $92.5K — a minor trim. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale

VOLPI KIRSTEN M

Filed: 11/21/2023ACC: 0000831641-23-000079

InsiderVOLPI KIRSTEN MCIK 1582882

→

IssuerTETRA TECH INCCIK 831641

Director

Since Nov 2018

-359.00

Net shares

Net seller

$92.5K

Total sold

Open market trades

0B · 1S

Total transactions

2.78K acquired · 3.14K disposed

Non-Derivative Transactions5

COMMON STOCK

Direct

M · Option Exercise

+380.00

Price / share

—

Trade value

—

% of position

3.3%

11/18/2023

11.61K→11.99K

COMMON STOCK

Direct

M · Option Exercise

+200.00

Price / share

$47.95

Trade value

$9.59K

% of position

1.7%

11/18/2023

11.99K→12.19K

COMMON STOCK

Direct

M · Option Exercise

+2K

Price / share

$40.80

Trade value

$81.60K

% of position

16.4%

11/18/2023

12.19K→14.19K

COMMON STOCK

Direct

M · Option Exercise

+200.00

Price / share

$47.95

Trade value

$9.59K

% of position

1.4%

11/18/2023

14.19K→14.39K

COMMON STOCK

Direct

S · Sale

−559.00

Price / share

$165.50

Trade value

$92.51K

% of position

4.6%

11/20/2023

12.17K→11.61K

Total

Net shares

+2.22K

Net value

$8.27K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
COMMON STOCK Direct	11/18/2023	M · Option Exercise	+380.00	—	—	3.3%	11.61K	11.99K
COMMON STOCK Direct	11/18/2023	M · Option Exercise	+200.00	$47.95	$9.59K	1.7%	11.99K	12.19K
COMMON STOCK Direct	11/18/2023	M · Option Exercise	+2K	$40.80	$81.60K	16.4%	12.19K	14.19K
COMMON STOCK Direct	11/18/2023	M · Option Exercise	+200.00	$47.95	$9.59K	1.4%	14.19K	14.39K
COMMON STOCK Direct	11/20/2023	S · Sale	−559.00	$165.50	$92.51K	4.6%	12.17K	11.61K
Total			+2.22K		$8.27K

Derivative Transactions3

RESTRICTED STOCK UNITS (RIGHT TO RECEIVE)

Direct

M · Option Exercise

Converts to

COMMON STOCK

380.00 shares

−380.00

Strike price

Held after

0.00

Exercisable

—

11/18/2023

STOCK OPTION

Direct

M · Option Exercise

Converts to

COMMON STOCK

2K shares

−2K

Strike price

40.80

Held after

0.00

Exercisable

—

11/18/2023

STOCK OPTION (RIGHT TO BUY)

Direct

M · Option Exercise

Converts to

COMMON STOCK

200.00 shares

−200.00

Strike price

47.95

Held after

Exercisable

—

11/18/2023

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
RESTRICTED STOCK UNITS (RIGHT TO RECEIVE) Direct	COMMON STOCK380.00 shares	11/18/2023	M · Option Exercise	−380.00	0	—	0.00
STOCK OPTION Direct	COMMON STOCK2K shares	11/18/2023	M · Option Exercise	−2K	40.80	—	0.00
STOCK OPTION (RIGHT TO BUY) Direct	COMMON STOCK200.00 shares	11/18/2023	M · Option Exercise	−200.00	47.95	—	4K