KLA Corporation (KLAC) ownership: Top institutional holder: BlackRock, Inc. ($18.55B). Insider activity: Net Seller (0 buys, 20 sells). 10 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| BlackRock, Inc. | 12596207.00 | $18.55B | 2026-03-31 |
| VANGUARD GROUP INC | 13872663.00 | $16.86B | 2025-12-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 8519374.00 | $12.54B | 2026-03-31 |
| STATE STREET CORP | 6153503.00 | $9.06B | 2026-03-31 |
| FMR LLC | 4401487.00 | $6.48B | 2026-03-31 |
| Capital World Investors | 4084069.00 | $6.01B | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 4029061.00 | $5.93B | 2026-03-31 |
| GEODE CAPITAL MANAGEMENT, LLC | 3672914.00 | $5.40B | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-06-11 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-12 | |
| Sell | null | 2026-05-11 | |
| Sell | null | 2026-05-11 | |
| Sell | null | 2026-05-11 | |
| Sell | null | 2026-05-11 | |
| Sell | null | 2026-02-05 |
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Institutional data from SEC Form 13F. Insider data from SEC Form 4. Congressional data from STOCK Act disclosures. Not personalized investment advice.