All companies
AI / Datacenter
Sandisk Corp.
SNDK · CUSIP 80004C200
Held by
25 funds
Q1 2026
Total $ held
$40.8B
Q1 2026
Total shares
65.45M
across our funds
Insider net
+$0
net buying
Institutional holdings over time
Total shares held
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Number of funds holding
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Insider flow (Form 4 open-market)
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This quarter's moves· Q4 2025 → Q1 2026
| Fund | Bucket | Prev shares | Latest shares | Δ value | Action |
|---|---|---|---|---|---|
| Vanguard CM | Passive index | — | 19.05M | +$12.1B | New |
| BlackRock | Passive index | 9.62M | 10.40M | +$4.3B | Added |
| Vanguard | Passive index | 16.98M | — | −$4.0B | Exit |
| Fidelity | Active mutual fund | 21.47M | 13.39M | +$3.4B | Added |
| State Street | Passive index | 5.28M | 5.57M | +$2.3B | Added |
| Vanguard PM | Passive index | — | 3.58M | +$2.3B | New |
| Geode | Passive index | 3.66M | 4.21M | +$1.8B | Added |
| Vanguard FTC | Passive index | — | 829K | +$527M | New |
| Wellington | Active mutual fund | 104K | 623K | +$371M | Added |
| Millennium | Multi-manager | 1.50M | 1.14M | +$370M | Added |
| Two Sigma | Multi-manager | 715K | 763K | +$315M | Added |
| Citadel | Multi-manager | 403K | 608K | +$290M | Added |
| Whale Rock | Growth hedge fund | 1.00M | 800K | +$270M | Added |
| DE Shaw | Multi-manager | 2.09M | 1.17M | +$248M | Added |
| Renaissance | Multi-manager | 1.21M | 800K | +$221M | Added |
| Vanguard GA | Passive index | — | 323K | +$205M | New |
| Vanguard AM | Passive index | — | 301K | +$191M | New |
| Discovery | Growth hedge fund | — | 184K | +$117M | New |
| Point72 | Multi-manager | 582K | 377K | +$101M | Added |
| ExodusPoint | Multi-manager | — | 73K | +$46M | New |
| Vanguard AU | Passive index | — | 40K | +$25M | New |
| Balyasny | Multi-manager | 5K | 28K | +$17M | Added |
| Vanguard PIM | Passive index | — | 16K | +$10M | New |
| Bridgewater | Macro / activist | — | 9K | +$6M | New |
| T. Rowe Price | Active mutual fund | 1.44M | 1.16M | +$393K | Added |
| Vanguard NTC | Passive index | — | 8 | +$5K | New |
Top holders (latest quarter)
| Fund | Bucket | Shares | Value |
|---|---|---|---|
| Vanguard CM | Passive index | 19.05M | $12.1B |
| Fidelity | Active mutual fund | 13.39M | $8.5B |
| BlackRock | Passive index | 10.40M | $6.6B |
| State Street | Passive index | 5.57M | $3.5B |
| Geode | Passive index | 4.21M | $2.7B |
| Vanguard PM | Passive index | 3.58M | $2.3B |
| DE Shaw | Multi-manager | 1.17M | $745M |
| Millennium | Multi-manager | 1.14M | $726M |
| Vanguard FTC | Passive index | 829K | $527M |
| Whale Rock | Growth hedge fund | 800K | $508M |
| Renaissance | Multi-manager | 800K | $508M |
| Two Sigma | Multi-manager | 763K | $485M |
| Wellington | Active mutual fund | 623K | $396M |
| Citadel | Multi-manager | 608K | $386M |
| Point72 | Multi-manager | 377K | $239M |
Options book — funds reporting puts or calls
| Fund · Q1 2026 | Puts | Calls | Net | Direction |
|---|---|---|---|---|
| Citadel | $1.6B | $2.2B | −$679M | Long delta |
| DE Shaw | $347M | $135M | +$212M | Short delta |
| ExodusPoint | $144M | $43M | +$100M | Short delta |
| Point72 | $52M | $123M | −$71M | Long delta |
| Millennium | $78M | $88M | −$10M | Long delta |