486 tracked 13F filers disclose a position in TTEK as of the latest SEC 13F filings, a combined $6.4B in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | $806.9M | 26.8M | ▲+4.1% Added · +1.1M sh | Q1 2026 | |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | $380.8M | 12.6M | →First observed position No prior filed position | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $352.7M | 11.7M | →First observed position No prior filed position | Q1 2026 | |
| 4 | STATE STREET CORP | $282.0M | 9.8M | ▲+1.3% Added · +126K sh | Q2 2026 | |
| 5 | Pictet Asset Management Holding SA | $290.5M | 9.6M | ▼−14% Reduced · −1.6M sh | Q1 2026 | |
| 6 | Neuberger Berman Group LLC | $219.0M | 7.3M | ▼−13% Reduced · −1.1M sh | Q1 2026 | |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | $197.4M | 6.8M | ▲+31% Added · +1.6M sh | Q2 2026 | |
| 8 | FULLER & THALER ASSET MANAGEMENT, INC. | $142.2M | 4.9M | ▲+48% Added · +1.6M sh | Q2 2026 | |
| 9 | FIL Ltd | $145.6M | 4.8M | ▲+3.5% Added · +165K sh | Q1 2026 | |
| 10 | Amundi | $143.1M | 4.7M | ▼−6.8% Reduced · −347K sh | Q1 2026 | |
| 11 | Impax Asset Management Group plc | $113.6M | 3.9M | ▲+2.6% Added · +102K sh | Q2 2026 | |
| 12 | DIMENSIONAL FUND ADVISORS LP | $114.1M | 3.8M | ▲+3.1% Added · +113K sh | Q1 2026 | |
| 13 | NORGES BANK | $115.2M | 3.4M | ▲+18% Added · +518K sh | Q4 2025 | |
| 14 | FERNBRIDGE CAPITAL MANAGEMENT LP | $102.4M | 3.4M | ▲+11% Added · +334K sh | Q1 2026 | |
| 15 | LGT Group Foundation | $95.2M | 3.2M | ▲+3.3% Added · +100K sh | Q1 2026 | |
| 16 | Robeco Schweiz AG | $89.5M | 3.1M | ▲+36% Added · +812K sh | Q2 2026 | |
| 17 | ALLIANCEBERNSTEIN L.P. | $94.2M | 2.8M | ▼−8.8% Reduced · −272K sh | Q1 2026 | |
| 18 | Ninety One UK Ltd | $82.3M | 2.7M | ▼−2.5% Reduced · −71K sh | Q1 2026 | |
| 19 | FIRST TRUST ADVISORS LP | $73.7M | 2.4M | ▲+48% Added · +788K sh | Q1 2026 | |
| 20 | Energy Income Partners, LLC | $68.5M | 2.4M | ▲New +2.4M sh | Q2 2026 | |
| 21 | Bank of New York Mellon Corp | $70.7M | 2.3M | ▼−0.3% Reduced · −8K sh | Q1 2026 | |
| 22 | NORTHERN TRUST CORP | $69.9M | 2.3M | ▼−1.3% Reduced · −31K sh | Q1 2026 | |
| 23 | M&G Plc | $69.6M | 2.3M | ▼−3.6% Reduced · −87K sh | Q1 2026 | |
| 24 | MORGAN STANLEY | $67.5M | 2.2M | ▼−3.5% Reduced · −81K sh | Q1 2026 | |
| 25 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $67.4M | 2.2M | ▲+3.6% Added · +78K sh | Q1 2026 |
Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.
Last quarter, 4 funds opened a new position in TTEK and 31 added to an existing one, while 25 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 289 funds | $281.9B |
| NVIDIA CORPNVDA | 286 funds | $407.6B |
| APPLE INCAAPL | 282 funds | $307.9B |
| BROADCOM INCAVGO | 279 funds | $159.6B |
| AMAZON.COM INCAMZN | 278 funds | $211.0B |
| ALPHABET INC-CL CGOOG | 277 funds | $125.0B |
| ALPHABET INC-CL AGOOGL | 276 funds | $177.9B |
| META PLATFORMS INC-CLASS AMETA | 276 funds | $114.3B |
| VISA INC-CLASS A SHARESV | 273 funds | $61.3B |
| JPMORGAN CHASE & COJPM | 270 funds | $66.4B |
| ELI LILLY & COLLY | 268 funds | $80.3B |
| MASTERCARD INC - AMA | 264 funds | $56.0B |
Ranked by how many of TTEK's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| May 15, 2026 | Feeler Jeffrey R | Director | Buy (P) | 2K | $50K |
| Feb 4, 2026 | CARTER BRIAN N | SVP, Corporate Controller | Sell (S) | 10K | $401K |
| Aug 14, 2025 | Birkenbeuel Gary | Director | Sell (S) | 2K | $86K |
| Feb 4, 2025 | Volpi Kirsten M | Director | Sell (S) | 4K | $149K |
| Feb 4, 2025 | Volpi Kirsten M | Director | Sell (S) | 4K | $141K |
| Feb 4, 2025 | Volpi Kirsten M | Director | Sell (S) | 2K | $57K |
| Sep 11, 2024 | Ritrievi Kimberly E | Director | Sell (S) | 7K | $302K |
| Sep 11, 2024 | BURDICK STEVEN M | EVP, CFO | Sell (S) | 37K | $1.7M |
| Sep 10, 2024 | Volpi Kirsten M | Director | Sell (S) | 2K | $90K |
| Sep 10, 2024 | SHOEMAKER LESLIE L | EVP, Chief Sustainability | Sell (S) | 78K | $3.6M |
| Aug 7, 2024 | Hopson Preston III | SVP, General Counsel | Sell (S) | 5K | $1.2M |
| Aug 6, 2024 | BATRACK DAN L | CHAIRMAN AND CEO, Director | Sell (S) | 18K | $4.1M |
| Class | 13F holders | Value held |
|---|---|---|
| TTEKthis pagecs | 486 funds | $6.4B |
| TTEK 2.25 08/15/28Sovereign/Corporate | 55 funds | $558.9M |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for TTEK
This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/TTEK/capital-change-brief"
Use Arkolith's capital_change_brief for TTEK. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for TTEK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.