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/SNDK/capital-change-brief"
Use Arkolith's capital_change_brief for SNDK. 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 | $8.5B | 13.4M | ▼−38% Reduced · −8.1M sh | Q1 2026 | |
| 2 | BlackRock, Inc. | $6.6B | 10.4M | ▲+8.1% Added · +779K sh | Q1 2026 | |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | $6.1B | 9.5M | ▲New +9.5M sh | Q1 2026 | |
| 4 | STATE STREET CORP | $3.5B | 5.6M | ▲+5.5% Added · +292K sh | Q1 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $2.7B | 4.2M | ▲+15% Added · +557K sh | Q1 2026 | |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | $2.3B | 3.6M | ▲New +3.6M sh | Q1 2026 | |
| 7 | MORGAN STANLEY | $1.8B | 2.8M | ▼−4.4% Reduced · −131K sh | Q1 2026 | |
| 8 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $1.8B | 2.8M | ▼−19% Reduced · −654K sh | Q1 2026 | |
| 9 | NORGES BANK | $518.9M | 2.2M | ▲+25% Added · +435K sh | Q4 2025 | |
| 10 | GOLDMAN SACHS GROUP INC | $1.3B | 2.0M | ▲+210% Added · +1.4M sh | Q1 2026 | |
| 11 | JANE STREET GROUP, LLC | $1.1B | 1.8M | ▲+111% Added · +941K sh | Q1 2026 | |
| 12 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $1.1B | 1.7M | ▲+6.2% Added · +102K sh | Q1 2026 | |
| 13 | JPMORGAN CHASE & CO | $818.0M | 1.4M | ▲+60% Added · +534K sh | Q1 2026 | |
| 14 | BNP PARIBAS FINANCIAL MARKETS | $794.9M | 1.3M | ▲+46% Added · +397K sh | Q1 2026 | |
| 15 | NORTHERN TRUST CORP | $784.4M | 1.2M | ▲+8.9% Added · +101K sh | Q1 2026 | |
| 16 | Clear Street Group Inc. | $778.0M | 1.2M | ▲New +1.2M sh | Q1 2026 | |
| 17 | D. E. Shaw & Co., Inc. | $745.2M | 1.2M | ▼−44% Reduced · −920K sh | Q1 2026 | |
| 18 | PRICE T ROWE ASSOCIATES INC /MD/ | $734.3M | 1.2M | ▼−20% Reduced · −281K sh | Q1 2026 | |
| 19 | MILLENNIUM MANAGEMENT LLC | $725.7M | 1.1M | ▼−24% Reduced · −357K sh | Q1 2026 | |
| 20 | Situational Awareness LP | $724.4M | 1.1M | ▲+8.2% Added · +86K sh | Q1 2026 | |
| 21 | Situational Awareness Partners LP | $724.4M | 1.1M | ▲New +1.1M sh | Q1 2026 | |
| 22 | DEUTSCHE BANK AG\ | $652.5M | 1.0M | ▲+12% Added · +113K sh | Q1 2026 | |
| 23 | BANK OF AMERICA CORP /DE/ | $635.2M | 1000K | ▼−39% Reduced · −645K sh | Q1 2026 | |
| 24 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | $626.7M | 986K | ▲+770% Added · +873K sh | Q1 2026 | |
| 25 | Anther Capital Ltd | $565.2M | 890K | ▲New +890K 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 1, 2026 | Shek Bernard | Chief Legal Officer & Secty | Sell (S) | 600 | $1.3M |
| Jun 20, 2026 | Shek Bernard | Chief Legal Officer & Secty | Tax withholding (F) | 117 | $256K |
| Jun 3, 2026 | Shek Bernard | Chief Legal Officer & Secty | Sell (S) | 600 | $1.0M |
| Jun 2, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Gift (G) | 3K | $0 |
| Jun 1, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Sell (S) | 600 | $1.1M |
| Jun 1, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Sell (S) | 401 | $705K |
| Jun 1, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Sell (S) | 999 | $1.8M |
| May 25, 2026 | Shek Bernard | Chief Legal Officer & Secty | Tax withholding (F) | 211 | $312K |
| May 25, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Tax withholding (F) | 653 | $966K |
| May 25, 2026 | Goeckeler David | Chairman and CEO, Director | Tax withholding (F) | 2K | $2.3M |
| May 21, 2026 | Visoso Luis Felipe | EVP and Chief Financial Office | Tax withholding (F) | 2K | $2.4M |
| May 21, 2026 | Shek Bernard | Chief Legal Officer & Secty | Tax withholding (F) | 107 | $165K |
| Company | Co-held by | Combined value |
|---|---|---|
| NVIDIA CORPNVDA | 359 funds | $399.1B |
| AMAZON.COM INCAMZN | 350 funds | $215.9B |
| META PLATFORMS INC-CLASS AMETA | 349 funds | $115.9B |
| MICROSOFT CORPMSFT | 348 funds | $280.5B |
| BROADCOM INCAVGO | 346 funds | $153.7B |
| MICRON TECHNOLOGY INCMU | 345 funds | $48.0B |
| ALPHABET INC-CL AGOOGL | 344 funds | $181.0B |
| APPLE INCAAPL | 337 funds | $294.2B |
| ALPHABET INC-CL CGOOG | 335 funds | $127.5B |
| ADVANCED MICRO DEVICESAMD | 334 funds | $31.9B |
| ELI LILLY & COLLY | 333 funds | $81.2B |
| LAM RESEARCH CORPLRCX | 332 funds | $38.6B |
Ranked by how many of SNDK'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 SNDK. 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.