TTEK — TETRA TECH INCToday's name, from the SEC's present-day ticker list — a present-day mapping, not the name as of each filing.

Congress trades
4
all time
Members · 12m
0
0 buys · 0 sells · by trade date
Latest filing
07-13
2021-07-13
Rows filed past the STOCK Act's 45-day window, stated on the row, never editorialised; both dates and the receipt stay on every row.
1
13F holders
500
all listed · 2026-03-31
Congress: statutory ranges, filed up to 45 days after the trade · 13F: quarter-end snapshots, filed up to 45 days lateras of 2026-10-29
Congress 4Institutional 500

Congress · disclosure timeline

By trade date · 24 months · 0 rows ▲ buy, ▼ sell; height = lower bound (log scale). Trade date, not filing date — the filing lag is in the table below.

No dated TTEK rows fall inside the trailing 24 months by trade date.

Members active in TTEK

12 months · most active first Rows = number of disclosures, not dollars. Net = lower bound of the net range. Committees as of each member's latest trade in the window (roster snapshot 2026-10-29).

No member disclosed TTEK in the trailing 12 months.

Congressional disclosures

Newest filed firstAll 4 rows ↗
Latest congressional filings mentioning TTEK
FiledMemberSide · OwnerTraded · LagAmountRange · FlagsSrc
2021-07-13Susie Lee D–NV-3SELL JT (jointly owned)Traded 06-17 +26d$1K–$15K
2021-05-28Sara Jacobs D–CA-51SELLTraded 04-09 LATE·49d$15K–$50K
2021-03-12Sara Jacobs D–CA-51BUYTraded 02-19 +21d$15K–$50K
2021-01-11Susie Lee D–NV-3BUY JT (jointly owned)Traded 2020-12-22 +20d$1K–$15K

13F holders · Quarter ended 2026-03-31Newest filing in this build: 2026-07-31. Per-row filing dates are on each receipt. · longs only

Top institutional holders of TTEK for quarter 2026-03-31, 1–25 of 500 holders
#FilerValueSecuritiesFlagsderived by Public Filings from this build's reviewed ticker-mapping holders list for this share class; that list carries each holder's share count, share change and filed date, which this table does not show, but no document links — the EDGAR link opens the filer's 13F list·§
1BlackRock, Inc.$807M1
derived ·§ EDGAR ↗
2VANGUARD PORTFOLIO MANAGEMENT LLC$381M1
derived ·§ EDGAR ↗
3VANGUARD CAPITAL MANAGEMENT LLC$353M1
derived ·§ EDGAR ↗
4Capital International Investors$343M1
derived ·§ EDGAR ↗
5Pictet Asset Management Holding SA$290M1
derived ·§ EDGAR ↗
6STATE STREET CORP$290M1
derived ·§ EDGAR ↗
7SANDS CAPITAL MANAGEMENT, LLC$201M1
derived ·§ EDGAR ↗
8GEODE CAPITAL MANAGEMENT, LLC$157M1
derived ·§ EDGAR ↗
9FIL Ltd$146M1
derived ·§ EDGAR ↗
10WELLINGTON MANAGEMENT GROUP LLP$145M1
derived ·§ EDGAR ↗
11Amundi$143M1
derived ·§ EDGAR ↗
12DIMENSIONAL FUND ADVISORS LP$114M1
derived ·§ EDGAR ↗
13FERNBRIDGE CAPITAL MANAGEMENT LP$102M1
derived ·§ EDGAR ↗
14FULLER & THALER ASSET MANAGEMENT, INC.$99.8M1
derived ·§ EDGAR ↗
15LGT Group Foundation$95.2M1
derived ·§ EDGAR ↗
16ALLIANCEBERNSTEIN L.P.$94.2M1
derived ·§ EDGAR ↗
17Invesco Ltd.$88.4M1
derived ·§ EDGAR ↗
18FIRST TRUST ADVISORS LP$73.7M1
derived ·§ EDGAR ↗
19Bank of New York Mellon Corp$70.7M1
derived ·§ EDGAR ↗
20NORTHERN TRUST CORP$69.9M1
derived ·§ EDGAR ↗
21M&G Plc$69.6M1
derived ·§ EDGAR ↗
22Robeco Schweiz AG$68.9M1
derived ·§ EDGAR ↗
23MORGAN STANLEY$67.5M1
derived ·§ EDGAR ↗
24CHARLES SCHWAB INVESTMENT MANAGEMENT INC$67.4M1
derived ·§ EDGAR ↗
25AMERIPRISE FINANCIAL INC$60.9M1
derived ·§ EDGAR ↗
Show all 500 holders
Truncated by Public Filings. All 468 13F filers reporting this share class are listed. Method ↗

Crowding — not available in this build. No holder rows for the selected period, so no percentile can be ranked.

Congress ↔ notable managers · TTEK

Congress · last 90 days

Buyers
0 — —
Sellers
0 — —

filed 2026-07-31 → 2026-10-29 · statutory ranges

Notable managers · quarter ended 2026-03-31

Trimming
1 Gotham Asset Management $5.9M held

by shares · $ = value heldNEW + ADD vs TRIM + EXIT, by share count. $ = reported value now, not the change. · TETRA TECH INC NEW

Merged timeline of congressional filings and notable-manager moves on TTEK
DateWhoChangeSize
2026-05-15Bridgewater Associates 13FADD+149,644 sh
2026-05-15Gotham Asset Management 13FTRIM−258,444 sh
2026-05-14Caxton Associates 13FNEW+135,813 sh

3 newest, by filing date · 13F rows are quarter-end snapshots, not trades

Congress vs filers

12 months
Congress net (rows)no rows
Congress net ($ bound)$0
Filersnot computedThe filer side needs per-issuer quarter-over-quarter actions, which the published aggregate does not carry for this issuer. Convergence and divergence are stated only when both sides are computed.