Quick Takeaways
- PICTET ASSET MANAGEMENT SA filed SCHEDULE 13D/A for TETRA TECH INC COMMON STOCK (TTEK).
- Disclosed ownership: 4.9%.
- Date of event: 16 Oct 2025.
PICTET ASSET MANAGEMENT SA - 16 Oct 2025 SCHEDULE 13D/A Report for TETRA TECH INC COMMON STOCK (TTEK)
- Filing Manager
- PICTET ASSET MANAGEMENT SA
- Reporting Manager
- PICTET ASSET MANAGEMENT SA
- Security
- TETRA TECH INC COMMON STOCK
- Symbol
- TTEK
- Shares outstanding
- 265,433,531 shares
- Disclosed Ownership
- 13,006,243 shares
- Ownership
- 4.9%
- Form type
- SCHEDULE 13D/A
- Filing time
- 17 Oct 2025, 13:09:55 UTC
- Date of event
- 16 Oct 2025
- Previous filing
- 15 Apr 2025
- SEC
- View on sec.gov
Quoteable Key Fact
"PICTET ASSET MANAGEMENT SA disclosed 4.9% ownership in TETRA TECH INC COMMON STOCK (TTEK) on 16 Oct 2025."
What Changed
- Previous schedule filing date: 15 Apr 2025.
- Current filing was accepted on 17 Oct 2025, 13:09.
Why This Matters
- This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
- You can verify ownership claims directly against the original SEC filing.
Official SEC Source
Backed by Schedule 13D/13G
Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.
See Original FilingReporting Managers (1)
| Name | Ownership | Shares Owned | sole voting power | shared voting power | Signature | Title | CIK |
|---|---|---|---|---|---|---|---|
| PICTET ASSET MANAGEMENT SA | 4.9% | 13,006,243 | 11,829,824 | Karine Valtanen | Global Head of Compliance | 0001361570 |