Ranked by reported Q1 2026 13F market value
Share of total reported institutional value in SNDK held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | FMR LLC | 13.4M | $8.51B | -37.6% | 9.072% | 0.46% |
| 2 | BlackRock, Inc. | 10.4M | $6.61B | +8.1% | 7.048% | 0.12% |
| 3 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 9.6M | $6.12B | +221.2% | 6.529% | 0.69% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 9.5M | $6.05B | β | 6.454% | 0.15% |
| 5 | CITADEL ADVISORS LLC | 6.6M | $4.19B | +109.8% | 4.473% | 1.95% |
| 6 | STATE STREET CORP | 5.6M | $3.54B | +5.5% | 3.776% | 0.12% |
| 7 | GOLDMAN SACHS GROUP INC | 5.1M | $3.24B | +475.5% | 3.450% | 0.37% |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | 4.2M | $2.67B | +15.2% | 2.854% | 0.17% |
| 9 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.6M | $2.27B | β | 2.423% | 0.12% |
| 10 | MORGAN STANLEY | 2.8M | $1.80B | -4.4% | 1.924% | 0.11% |
| 11 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 2.8M | $1.79B | -18.8% | 1.913% | 0.97% |
| 12 | D. E. Shaw & Co., Inc. | 1.9M | $1.23B | -17.8% | 1.308% | 1.15% |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.7M | $1.11B | +6.2% | 1.182% | 0.17% |
| 14 | Clear Street Group Inc. | 1.3M | $806.6M | β | 0.860% | 3.28% |
| 15 | BNP PARIBAS ARBITRAGE, SA | 1.3M | $794.9M | +46.4% | 0.848% | 0.39% |
| 16 | NORTHERN TRUST CORP | 1.2M | $784.4M | +8.9% | 0.836% | 0.10% |
| 17 | Invesco Ltd. | 1.2M | $740.3M | -12.2% | 0.789% | 0.11% |
| 18 | DEUTSCHE BANK AG\ | 1.0M | $652.5M | +12.3% | 0.696% | 0.22% |
| 19 | BANK OF AMERICA CORP /DE/ | 1000K | $635.2M | -39.2% | 0.677% | 0.05% |
| 20 | HSBC HOLDINGS PLC | 973K | $613.2M | β | 0.659% | 0.32% |
| 21 | Anther Capital Ltd | 890K | $565.2M | β | 0.603% | 14.77% |
| 22 | Polar Capital Holdings Plc | 877K | $557.2M | -30.9% | 0.594% | 1.98% |
| 23 | DIMENSIONAL FUND ADVISORS LP | 877K | $556.6M | -8.5% | 0.594% | 0.12% |
| 24 | Amundi | 873K | $554.4M | +135.5% | 0.591% | 0.15% |
| 25 | Qube Research & Technologies Ltd | 844K | $536.4M | -22.0% | 0.572% | 0.63% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). β% of Fundβ shows how much of that investorβs total 13F portfolio is invested in SNDK β a direct measure of their conviction.
Filings activity in SNDK during Q1 2026, grouped by how each filer changed its position.
8 quarters of 13F filings Β· Ξ columns show change vs prior quarter
| Quarter | Inst. Holders | Ξ Holders | Ownership % | Ξ Ownership | Total 13F Value | Ξ Value |
|---|---|---|---|---|---|---|
| Q1 2026 | 1,141 | +62% | 26.50% | +16.74 pp | $77.45B | +171% |
| Q4 2025 | 704 | +42% | 9.76% | +4.97 pp | $28.54B | +104% |
| Q3 2025 | 496 | +23% | 4.79% | +1.54 pp | $14.01B | +47% |
| Q2 2025 | 402 | +1.0% | 3.25% | +1.60 pp | $9.51B | +97% |
| Q1 2025 | 398 | +19800% | 1.65% | 1.44 pp | $4.83B | 46% |
| Q4 2024 | 2 | +0.0% | 3.09% | +2.83 pp | $9.02B | +1111% |
| Q1 2024 | 2 | +100% | 0.26% | +0.26 pp | $745M | β |
| Q2 2021 | 1 | β | 0.00% | β | $0M | β |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Ξ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying SNDK stock.
Based on Q1 2026 13F filings, institutional ownership of Sandisk Corporation stands at 26.5%, held across 1,141 reporting institutions.
FMR LLC is the largest reported institutional holder of SNDK, with approximately 13,389,985 shares worth $8.51B as of Q1 2026.
Yes β 2 widely-followed marquee investors appear among the top 25 institutional holders of SNDK, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, CITADEL ADVISORS LLC.
Our composite Smart Money Score for SNDK is 84 out of 100 (Strong Smart Money). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
517 institutions opened new positions in SNDK during Q1 2026, while 80 fully exited. 566 added to existing positions and 55 trimmed.
SNDK institutional ownership rose by 16.74 percentage points quarter-over-quarter, with a net change of +437 holders.
The top 10 institutions account for 58.1% of all reported 13F value in SNDK, and the top 25 account for 73.5%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Sandisk Corporation (SNDK) Institutional Ownership