ONEOK, Inc. (OKE) ownership: Top institutional holder: VANGUARD GROUP INC ($5.70B). Insider activity: Net Seller (3 buys, 17 sells). 10 recent congressional STOCK Act disclosures. SEC EDGAR first-party data.
| Holder | Shares | Market Value | Reported |
|---|---|---|---|
| VANGUARD GROUP INC | 77603334.00 | $5.70B | 2025-12-31 |
| BlackRock, Inc. | 59388699.00 | $5.37B | 2026-03-31 |
| STATE STREET CORP | 41574381.00 | $3.76B | 2026-03-31 |
| VANGUARD CAPITAL MANAGEMENT LLC | 40867532.00 | $3.69B | 2026-03-31 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 30817918.00 | $2.79B | 2026-03-31 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 18368622.00 | $1.66B | 2026-03-31 |
| GEODE CAPITAL MANAGEMENT, LLC | 17122850.00 | $1.54B | 2026-03-31 |
| Capital International Investors | 13116823.00 | $1.19B | 2026-03-31 |
| Insider | Transaction | Value | Date |
|---|---|---|---|
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 | |
| Sell | null | 2026-05-20 |
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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.