1570 tracked 13F filers disclose a position in SNDK as of the latest SEC 13F filings, a combined $101.5B 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 | 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 | →First observed position No prior filed position | Q1 2026 | |
| 4 | STATE STREET CORP | $13.5B | 5.9M | ▲+6.3% Added · +354K sh | Q2 2026 | |
| 5 | GEODE CAPITAL MANAGEMENT, LLC | $8.2B | 3.6M | ▼−15% Reduced · −621K sh | Q2 2026 | |
| 6 | VANGUARD PORTFOLIO MANAGEMENT LLC | $2.3B | 3.6M | →First observed position No prior filed position | Q1 2026 | |
| 7 | Clear Street Group Inc. | $6.8B | 3.0M | ▲+144% Added · +1.8M sh | Q2 2026 | |
| 8 | MORGAN STANLEY | $1.8B | 2.8M | ▼−4.4% Reduced · −131K sh | Q1 2026 | |
| 9 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $1.8B | 2.8M | ▼−19% Reduced · −654K sh | Q1 2026 | |
| 10 | NORGES BANK | $518.9M | 2.2M | ▲+25% Added · +435K sh | Q4 2025 | |
| 11 | GOLDMAN SACHS GROUP INC | $1.3B | 2.0M | ▲+210% Added · +1.4M sh | Q1 2026 | |
| 12 | JANE STREET GROUP, LLC | $1.1B | 1.8M | ▲+111% Added · +941K sh | Q1 2026 | |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $1.1B | 1.7M | ▲+6.2% Added · +102K sh | Q1 2026 | |
| 14 | JPMORGAN CHASE & CO | $818.0M | 1.4M | ▲+60% Added · +534K sh | Q1 2026 | |
| 15 | BNP PARIBAS FINANCIAL MARKETS | $794.9M | 1.3M | ▲+46% Added · +397K sh | Q1 2026 | |
| 16 | NORTHERN TRUST CORP | $784.4M | 1.2M | ▲+8.9% Added · +101K 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 | DIMENSIONAL FUND ADVISORS LP | $556.6M | 877K | ▼−8.5% Reduced · −82K 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, 10 funds opened a new position in SNDK and 17 added to an existing one, while 26 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 |
|---|---|---|
| NVIDIA CORPNVDA | 992 funds | $502.7B |
| AMAZON.COM INCAMZN | 964 funds | $262.8B |
| MICROSOFT CORPMSFT | 958 funds | $341.7B |
| ALPHABET INC-CL AGOOGL | 949 funds | $226.1B |
| MICRON TECHNOLOGY INCMU | 949 funds | $75.9B |
| META PLATFORMS INC-CLASS AMETA | 935 funds | $141.7B |
| APPLE INCAAPL | 934 funds | $376.0B |
| BROADCOM INCAVGO | 934 funds | $195.7B |
| ADVANCED MICRO DEVICESAMD | 908 funds | $56.5B |
| ALPHABET INC-CL CGOOG | 907 funds | $162.0B |
| ELI LILLY & COLLY | 886 funds | $103.8B |
| JPMORGAN CHASE & COJPM | 883 funds | $85.8B |
Ranked by how many of SNDK's institutional holders also hold each name, a cross-fund conviction signal.
| Date | Insider | Role | Action | Shares | Value |
|---|---|---|---|---|---|
| Sep 1, 2026 | Shek Bernard | Chief Legal Officer & Secty | Sell (S) | 600 | $915K |
| Aug 3, 2026 | Shek Bernard | Chief Legal Officer & Secty | Sell (S) | 600 | $697K |
| Jul 1, 2026 | Shek Bernard | Chief Legal Officer & Secty | Sell (S) | 600 | $1.3M |
| Jun 3, 2026 | Shek Bernard | Chief Legal Officer & Secty | Sell (S) | 600 | $1.0M |
| Jun 1, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Sell (S) | 999 | $1.8M |
| Jun 1, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Sell (S) | 401 | $705K |
| Jun 1, 2026 | Ilkbahar Alper | EVP, Chief Technology Officer | Sell (S) | 600 | $1.1M |
| May 12, 2026 | Pokorny Michael | VP, Chief Accounting Officer | Sell (S) | 2K | $3.5M |
| May 8, 2026 | Sayiner Necip | Director | Sell (S) | 579 | $870K |
| Feb 25, 2026 | Suzuki Miyuki | Director | Sell (S) | 4K | $2.2M |
| Dec 3, 2025 | Sayiner Necip | Director | Sell (S) | 1K | $248K |
| May 11, 2016 | Sadana Sumit | EVP, CSO & GM Enterprise | Sell (S) | 24K | $1.8M |
| Class | 13F holders | Value held |
|---|---|---|
| SNDKthis pagecs | 1570 funds | $101.6B |
| 80004C900CALL | 2 funds | $216.6M |
| 80004C101COM | 2 funds | $955K |
| 80004C950PUT | 2 funds | $205K |
| SNDK 1.5 08/15/17CORPORATE OBLIG | 1 funds | $2 |
Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.
Connected entities for SNDK
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.
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.