357 tracked 13F filers disclose a position in GTLB as of the latest SEC 13F filings, a combined $3.3B 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 | VANGUARD PORTFOLIO MANAGEMENT LLC | $187.8M | 8.7M | →First observed position No prior filed position | Q1 2026 | |
| 2 | AQR CAPITAL MANAGEMENT LLC | $183.4M | 8.7M | ▲+60% Added · +3.2M sh | Q1 2026 | |
| 3 | BlackRock, Inc. | $186.9M | 8.6M | ▲+2.6% Added · +222K sh | Q1 2026 | |
| 4 | PRIMECAP MANAGEMENT CO/CA/ | $158.0M | 7.3M | ▲+530% Added · +6.1M sh | Q1 2026 | |
| 5 | VANGUARD CAPITAL MANAGEMENT LLC | $131.7M | 6.1M | →First observed position No prior filed position | Q1 2026 | |
| 6 | Impactive Capital LP | $84.7M | 3.9M | ▲New +3.9M sh | Q1 2026 | |
| 7 | MARSHALL WACE, LLP | $82.9M | 3.8M | ▲10× Added · +3.5M sh | Q1 2026 | |
| 8 | Squarepoint Ops LLC | $79.7M | 3.7M | ▲+87% Added · +1.7M sh | Q1 2026 | |
| 9 | Atreides Management, LP | $103.0M | 3.4M | ▲Added Added · +3.4M sh | Q2 2026 | |
| 10 | DISCIPLINED GROWTH INVESTORS INC /MN | $101.0M | 3.3M | ▲+264% Added · +2.4M sh | Q2 2026 | |
| 11 | TWO SIGMA INVESTMENTS, LP | $70.7M | 3.3M | ▲21× Added · +3.1M sh | Q1 2026 | |
| 12 | MENORA MIVTACHIM HOLDINGS LTD. | $90.8M | 3.0M | ▲New +3.0M sh | Q2 2026 | |
| 13 | Alphabet Inc. | $83.2M | 2.7M | —Held | Q2 2026 | |
| 14 | FRANKLIN RESOURCES INC | $57.9M | 2.7M | ▼−17% Reduced · −559K sh | Q1 2026 | |
| 15 | HMI Capital Management, L.P. | $57.4M | 2.7M | ▼−38% Reduced · −1.6M sh | Q1 2026 | |
| 16 | GEODE CAPITAL MANAGEMENT, LLC | $80.6M | 2.6M | ▼−7.5% Reduced · −214K sh | Q2 2026 | |
| 17 | STATE STREET CORP | $80.4M | 2.6M | ▲+3.2% Added · +82K sh | Q2 2026 | |
| 18 | FEDERATED HERMES, INC. | $53.7M | 2.5M | ▲158× Added · +2.5M sh | Q1 2026 | |
| 19 | INFINITUM ASSET MANAGEMENT, LLC | $48.7M | 2.3M | ▲+61% Added · +850K sh | Q1 2026 | |
| 20 | NORGES BANK | $81.4M | 2.2M | ▲+4.6% Added · +96K sh | Q4 2025 | |
| 21 | EDMOND DE ROTHSCHILD HOLDING S.A. | $65.0M | 2.1M | ▲+2.2% Added · +45K sh | Q2 2026 | |
| 22 | GOLDMAN SACHS GROUP INC | $44.7M | 2.1M | ▲+215% Added · +1.4M sh | Q1 2026 | |
| 23 | MORGAN STANLEY | $43.1M | 2.0M | ▲+49% Added · +651K sh | Q1 2026 | |
| 24 | BANK OF AMERICA CORP /DE/ | $42.3M | 2.0M | ▲+55% Added · +696K sh | Q1 2026 | |
| 25 | Technology Crossover Management X, Ltd. | $58.7M | 1.9M | —Held | Q2 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, 9 funds opened a new position in GTLB and 35 added to an existing one, while 11 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 |
|---|---|---|
| AMAZON.COM INCAMZN | 193 funds | $164.1B |
| MICROSOFT CORPMSFT | 189 funds | $221.9B |
| NVIDIA CORPNVDA | 187 funds | $319.8B |
| META PLATFORMS INC-CLASS AMETA | 184 funds | $91.6B |
| ALPHABET INC-CL AGOOGL | 181 funds | $135.0B |
| BROADCOM INCAVGO | 174 funds | $125.3B |
| MICRON TECHNOLOGY INCMU | 173 funds | $42.0B |
| APPLE INCAAPL | 172 funds | $238.3B |
| ALPHABET INC-CL CGOOG | 172 funds | $100.8B |
| ELI LILLY & COLLY | 171 funds | $71.8B |
| ADVANCED MICRO DEVICESAMD | 171 funds | $31.2B |
| VISA INC-CLASS A SHARESV | 169 funds | $51.4B |
Ranked by how many of GTLB's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Aug 7, 2026 | Mundy Simon | Chief Accounting Officer | Sell (S) | 9K | $332K |
| Jun 30, 2026 | Staples William | Chief Executive Officer, Director | Buy (P) | 4K | $123K |
| Jun 15, 2026 | Sijbrandij Sytse | Director | Sell (S) | 103K | $2.9M |
| Jun 15, 2026 | Sijbrandij Sytse | Director | Sell (S) | 14K | $391K |
| May 18, 2026 | Sijbrandij Sytse | Director | Sell (S) | 105K | $2.6M |
| May 18, 2026 | Sijbrandij Sytse | Director | Sell (S) | 11K | $260K |
| Apr 15, 2026 | Sijbrandij Sytse | Director | Sell (S) | 116K | $2.4M |
| Mar 31, 2026 | Staples William | Chief Executive Officer, Director | Buy (P) | 941 | $20K |
| Mar 31, 2026 | Staples William | Chief Executive Officer, Director | Buy (P) | 5K | $108K |
| Mar 27, 2026 | BOSTROM SUSAN L | Director | Sell (S) | 10K | $205K |
| Mar 27, 2026 | BOSTROM SUSAN L | Director | Sell (S) | 23K | $457K |
| Mar 20, 2026 | Jacobson Matthew | Director | Sell (S) | 325 | $7K |
Connected entities for GTLB
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/GTLB/capital-change-brief"
Use Arkolith's capital_change_brief for GTLB. 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 GTLB. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.