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/TOST/capital-change-brief"
Use Arkolith's capital_change_brief for TOST. Tell me what changed, whether insider activity corroborates it, and cite the SEC evidence.
| # | Fund | Position value | Shares | Last move | As of | History |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | $841.2M | 31.7M | ▲+6.5% Added · +1.9M sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $720.1M | 27.2M | ▲+1.0% Added · +265K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $584.9M | 22.1M | ▲New +22.1M sh | Q1 2026 | |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | $537.1M | 20.3M | ▲New +20.3M sh | Q1 2026 | |
| 5 | ALLIANCEBERNSTEIN L.P. | $645.3M | 18.2M | ▲+95% Added · +8.8M sh | Q1 2026 | |
| 6 | JPMORGAN CHASE & CO | $437.4M | 16.8M | ▲+79% Added · +7.4M sh | Q1 2026 | |
| 7 | ValueAct Holdings, L.P. | $341.9M | 12.9M | ▲+61% Added · +4.9M sh | Q1 2026 | |
| 8 | MORGAN STANLEY | $309.1M | 11.7M | ▲+12% Added · +1.3M sh | Q1 2026 | |
| 9 | STATE STREET CORP | $269.0M | 10.1M | ▲+3.3% Added · +327K sh | Q1 2026 | |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | $237.6M | 9.0M | ▲+3.6% Added · +310K sh | Q1 2026 | |
| 11 | PRINCIPAL FINANCIAL GROUP INC | $211.5M | 8.0M | ▲+36% Added · +2.1M sh | Q1 2026 | |
| 12 | Sumitomo Mitsui Trust Group, Inc. | $181.8M | 6.9M | ▼−2.5% Reduced · −173K sh | Q1 2026 | |
| 13 | UBS Group AG | $174.5M | 6.6M | ▲+56% Added · +2.4M sh | Q1 2026 | |
| 14 | XN LP | $172.6M | 6.5M | ▼−28% Reduced · −2.5M sh | Q1 2026 | |
| 15 | NORGES BANK | $202.8M | 5.7M | ▲+15% Added · +759K sh | Q4 2025 | |
| 16 | BANK OF AMERICA CORP /DE/ | $129.0M | 4.9M | ▲+11% Added · +465K sh | Q1 2026 | |
| 17 | MILLENNIUM MANAGEMENT LLC | $125.6M | 4.7M | ▲+109% Added · +2.5M sh | Q1 2026 | |
| 18 | BNP Paribas Asset Management Holding S.A. | $123.2M | 4.6M | ▲+6.3% Added · +275K sh | Q1 2026 | |
| 19 | PRICE T ROWE ASSOCIATES INC /MD/ | $119.6M | 4.5M | ▲+32% Added · +1.1M sh | Q1 2026 | |
| 20 | RENAISSANCE TECHNOLOGIES LLC | $114.6M | 4.3M | ▲+25% Added · +868K sh | Q1 2026 | |
| 21 | Qube Research & Technologies Ltd | $112.7M | 4.2M | ▲+16% Added · +586K sh | Q1 2026 | |
| 22 | GILDER GAGNON HOWE & CO LLC | $107.9M | 4.1M | ▼−7.3% Reduced · −321K sh | Q1 2026 | |
| 23 | JANE STREET GROUP, LLC | $105.3M | 4.0M | ▲147× Added · +3.9M sh | Q1 2026 | |
| 24 | WORLDQUANT MILLENNIUM ADVISORS LLC | $104.4M | 3.9M | ▲+34% Added · +999K sh | Q1 2026 | |
| 25 | Amova Asset Management Americas, Inc. | $101.2M | 3.8M | ▲+0.4% Added · +17K 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.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Jul 14, 2026 | Vassil Jonathan | Chief Revenue Officer | Option exercise (M) | 2K | $0 |
| Jul 14, 2026 | Vassil Jonathan | Chief Revenue Officer | Sell (S) | 2K | $60K |
| Jul 14, 2026 | Vassil Jonathan | Chief Revenue Officer | Option exercise (M) | 2K | $4K |
| Jul 13, 2026 | Vassil Jonathan | Chief Revenue Officer | Option exercise (M) | 9K | $0 |
| Jul 13, 2026 | Vassil Jonathan | Chief Revenue Officer | Sell (S) | 9K | $277K |
| Jul 13, 2026 | Vassil Jonathan | Chief Revenue Officer | Option exercise (M) | 9K | $20K |
| Jul 7, 2026 | Vassil Jonathan | Chief Revenue Officer | Option exercise (M) | 3K | $0 |
| Jul 7, 2026 | Vassil Jonathan | Chief Revenue Officer | Sell (S) | 3K | $95K |
| Jul 7, 2026 | Vassil Jonathan | Chief Revenue Officer | Option exercise (M) | 3K | $7K |
| Jul 2, 2026 | Gomez Elena | President, CFO | Sell (S) | 12K | $335K |
| Jul 2, 2026 | Vassil Jonathan | Chief Revenue Officer | Sell (S) | 7K | $192K |
| Jul 2, 2026 | Narang Aman | CEO, Director | Sell (S) | 14K | $414K |
| Company | Co-held by | Combined value |
|---|---|---|
| AMAZON.COM INCAMZN | 229 funds | $199.6B |
| NVIDIA CORPNVDA | 226 funds | $364.9B |
| MICROSOFT CORPMSFT | 226 funds | $255.8B |
| META PLATFORMS INC-CLASS AMETA | 223 funds | $108.9B |
| VISA INC-CLASS A SHARESV | 219 funds | $58.1B |
| APPLE INCAAPL | 218 funds | $267.9B |
| ALPHABET INC-CL AGOOGL | 218 funds | $167.8B |
| TESLA INCTSLA | 213 funds | $74.3B |
| ALPHABET INC-CL CGOOG | 212 funds | $118.1B |
| UBER TECHNOLOGIES INCUBER | 212 funds | $14.1B |
| BROADCOM INCAVGO | 211 funds | $143.3B |
| JPMORGAN CHASE & COJPM | 211 funds | $58.6B |
Ranked by how many of TOST'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 TOST. 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.