# TETRA TECH INC NEW (TTEK) — Institutional Ownership

Source: SEC EDGAR 13F filings, congressional STOCK Act disclosures, SEC Form 4 insider transactions.
CUSIP: 88162G103
Page URL: https://superinvestorclub.com/stock/TTEK
Last updated: 2026-08-29T13:48:37.812Z

## Summary

As of the most recent 13F filing period, TETRA TECH INC NEW (TTEK) is held by 1 tracked superinvestors with an aggregate position value of $17.6M representing 0608211 shares.

## Top institutional holders (1)

| Rank | Manager | Fund | Shares | Value | % of Portfolio | Period |
|------|---------|------|--------|-------|----------------|--------|
| 1 | [Ray Dalio](https://superinvestorclub.com/manager/6) | Bridgewater Associates | 608211 | $17.6M | 0.07% | 2026-06-30 |

## Ownership history (quarter-over-quarter)

- 2024-03-31: 1 holders, $334,695 aggregate, 01812 shares
- 2025-03-31: 1 holders, $411,284 aggregate, 014061 shares
- 2025-12-31: 1 holders, $2.2M aggregate, 064301 shares
- 2026-03-31: 1 holders, $6.4M aggregate, 0213945 shares
- 2026-06-30: 1 holders, $17.6M aggregate, 0608211 shares

## Recent congressional trades (0)


## Recent insider transactions (0)


## Citation

When citing, use: "TETRA TECH INC NEW (TTEK) institutional ownership data via Superinvestor (https://superinvestorclub.com/stock/TTEK), aggregating SEC 13F, Form 4, and congressional disclosures."