The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.
This stock page is the Follow view. The Build view lets your agent query TGLS owners, fund changes, insider filings, and source links through REST or MCP.
curl -H "Authorization: Bearer YOUR_API_KEY" \ "https://arkolith.com/api/v1/stocks/TGLS"
Use Arkolith to show who owns TGLS, which funds added or reduced it, and which SEC filings prove each claim.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC | $52.3M | 1.2M | ▲+26% Added · +243K sh | Q1 2026 | |
| 2 | STATE STREET CORP | $24.0M | 538K | ▲+3.6% Added · +18K sh | Q1 2026 | |
| 3 | CITADEL ADVISORS LLC | $13.1M | 293K | ▲Added Added · +293K sh | Q1 2026 | |
| 4 | VOLORIDGE INVESTMENT MANAGEMENT, LLC | $7.9M | 177K | ▲+0.4% Added · +673 sh | Q1 2026 | |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | $7.4M | 166K | ▲New +166K sh | Q1 2026 | |
| 6 | VANGUARD FIDUCIARY TRUST CO | $7.3M | 163K | ▲New +163K sh | Q1 2026 | |
| 7 | Trexquant Investment LP | $4.7M | 107K | ▼−2.3% Reduced · −2K sh | Q1 2026 | |
| 8 | Engineers Gate Manager LP | $3.5M | 78K | ▲+28% Added · +17K sh | Q1 2026 | |
| 9 | Weiss Asset Management LP | $1.7M | 37K | ▲New +37K sh | Q1 2026 | |
| 10 | Ensign Peak Advisors, Inc | $1.2M | 27K | ▼−80% Reduced · −109K sh | Q1 2026 | |
| 11 | CenterBook Partners LP | $1.2M | 27K | ▼−79% Reduced · −104K sh | Q1 2026 | |
| 12 | MetLife Investment Management, LLC | $697K | 16K | ▲+3.5% Added · +527 sh | Q1 2026 | |
| 13 | ROTHSCHILD INVESTMENT LLC | $493K | 11K | ▲+0.1% Added · +17 sh | Q1 2026 | |
| 14 | Advisors Asset Management, Inc. | $483K | 11K | ▼−1.1% Reduced · −119 sh | Q1 2026 | |
| 15 | Centiva Capital, LP | $408K | 9K | ▲New +9K sh | Q1 2026 | |
| 16 | INTECH INVESTMENT MANAGEMENT LLC | $401K | 9K | ▼−43% Reduced · −7K sh | Q1 2026 | |
| 17 | Systematic Alpha Investments, LLC | $392K | 9K | —Held | Q1 2026 | |
| 18 | Vident Advisory, LLC | $347K | 8K | ▲New +8K sh | Q1 2026 | |
| 19 | QUADRANT CAPITAL GROUP LLC | $346K | 8K | ▲15× Added · +7K sh | Q1 2026 | |
| 20 | Sanctuary Advisors, LLC | $308K | 7K | ▲+59% Added · +3K sh | Q1 2026 | |
| 21 | Lighthouse Investment Partners, LLC | $250K | 6K | ▲New +6K sh | Q1 2026 | |
| 22 | EXCHANGE TRADED CONCEPTS, LLC | $249K | 6K | ▲+13% Added · +657 sh | Q1 2026 | |
| 23 | Entropy Technologies, LP | $242K | 5K | ▲New +5K sh | Q1 2026 | |
| 24 | Wilmington Savings Fund Society, FSB | $137K | 3K | —Held | Q1 2026 | |
| 25 | Ameritas Investment Partners, Inc. | $100K | 2K | —Held | 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Mar 13, 2026 | Energy Holding Corp | 10% Owner | Buy (P) | 108K | $4.9M |
| Mar 12, 2026 | Energy Holding Corp | 10% Owner | Buy (P) | 108K | $4.9M |
| Mar 11, 2026 | Energy Holding Corp | 10% Owner | Buy (P) | 92K | $4.1M |
| Mar 10, 2026 | Energy Holding Corp | 10% Owner | Buy (P) | 108K | $4.7M |
| Mar 9, 2026 | Energy Holding Corp | 10% Owner | Buy (P) | 107K | $4.4M |
| Mar 6, 2026 | Carricarte Anne Louise | Director | Buy (P) | 1K | $48K |
| Aug 14, 2025 | Energy Holding Corp | 10% Owner | Sell (S) | 1.5M | $118.2M |
| May 13, 2025 | Energy Holding Corp | 10% Owner | Sell (S) | 1.5M | $122.6M |
| Nov 12, 2024 | Energy Holding Corp | 10% Owner | Sell (S) | 1.4M | $104.6M |
| Nov 12, 2024 | Torres Julio A. | Director | Sell (S) | 31K | $2.2M |
| Nov 12, 2024 | WEIL A LORNE | Director | Sell (S) | 88K | $6.4M |
| Mar 8, 2024 | Giraldo Santiago | Chief Financial Officer | Buy (P) | 563 | $25K |
| Company | Co-held by | Combined value |
|---|---|---|
| MICROSOFT CORPMSFT | 53 funds | $20.5B |
| NVIDIA CORPNVDA | 52 funds | $30.2B |
| BROADCOM INCAVGO | 52 funds | $11.0B |
| META PLATFORMS INC-CLASS AMETA | 52 funds | $9.9B |
| JPMORGAN CHASE & COJPM | 52 funds | $7.1B |
| TESLA INCTSLA | 52 funds | $6.2B |
| ELI LILLY & COLLY | 52 funds | $5.2B |
| MICRON TECHNOLOGY INCMU | 52 funds | $4.3B |
| ORACLE CORPORCL | 51 funds | $2.6B |
| LAM RESEARCH CORPLRCX | 51 funds | $2.0B |
| CITIGROUP INCC | 51 funds | $2.0B |
| BOSTON SCIENTIFIC CORPBSX | 51 funds | $1.1B |
Ranked by how many of TGLS's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).
13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for TGLS. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.