COSTCO WHOLESALE CORP (COST) Stock Ownership and Short Interest
USA - NASDAQ:COST - US22160K1051 - Common Stock
925.08 USD
+11.08 (+1.21%)
925.76 USD
+0.68 (+0.07%)
| Shares Outstanding | 443.18M |
| Float | 442.29M |
| Float Short Interest Percentage | 1.57% |
| Owners (insider) | 0.09% |
| Owners (institutional) | 72.07% |
| Owners (insider) change | 1.02% |
| Owners (institutional) change | -2.2% |
Insider Transactions
Top Institutional Holders
Insider Owners
| Date | Name | Type | Shares | Price | Amount |
|---|---|---|---|---|---|
| Nov 10, 2025 | RAIKES JEFFREY S | Other Disposition | 4120 | 0.00 | $ 0.00 |
| Nov 7, 2025 | Wilcox William Richard | Open Market Sale | 2400 | 930.13 | $ 2,232,312.00 |
| Oct 24, 2025 | Adamo Claudine | Open Market Sale | 2700 | 935.68 | $ 2,526,336.00 |
| Oct 24, 2025 | Barbre Tiffany Marie | Open Market Sale | 1239 | 934.62 | $ 1,157,994.68 |
| Oct 22, 2025 | DECKER SUSAN L | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | DENMAN KENNETH D | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | Wilderotter Mary Agnes | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | Foulkes Helena | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | RAIKES JEFFREY S | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | JEWELL SARAH MR SALLY | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | JAMES HAMILTON E | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | STANTON JOHN W | Grant | 286 | 0.00 | $ 0.00 |
| Oct 22, 2025 | Adamo Claudine | Option Excercise | 706 | 944.68 | $ 666,944.08 |
| Oct 22, 2025 | Callans Patrick J | Option Excercise | 918 | 944.68 | $ 867,216.24 |
| Oct 22, 2025 | POLIT JAVIER | Grant | 4219 | 0.00 | $ 0.00 |
| Oct 22, 2025 | POLIT JAVIER | Option Excercise | 1169 | 944.68 | $ 1,104,330.92 |
| Oct 22, 2025 | MILLERCHIP GARY | Grant | 6268 | 0.00 | $ 0.00 |
| Oct 22, 2025 | MILLERCHIP GARY | Option Excercise | 813 | 944.68 | $ 768,024.84 |
| Oct 22, 2025 | Klauer James C | Option Excercise | 918 | 944.68 | $ 867,216.24 |
| Oct 22, 2025 | Frates Caton | Option Excercise | 2769 | 944.68 | $ 2,615,818.92 |
| Oct 22, 2025 | Vachris Roland Michael | Grant | 13834 | 0.00 | $ 0.00 |
| Oct 22, 2025 | Vachris Roland Michael | Option Excercise | 2653 | 944.68 | $ 2,506,236.04 |
| Oct 22, 2025 | Sullivan John Christopher | Grant | 4654 | 0.00 | $ 0.00 |
| Oct 22, 2025 | Sullivan John Christopher | Option Excercise | 2514 | 944.68 | $ 2,374,925.52 |
| Oct 22, 2025 | Barbre Tiffany Marie | Grant | 2118 | 0.00 | $ 0.00 |
| Oct 22, 2025 | Barbre Tiffany Marie | Option Excercise | 543 | 944.68 | $ 512,961.24 |
| Sep 29, 2025 | Frates Caton | Open Market Sale | 1540 | 910.02 | $ 1,401,430.80 |
| Sep 29, 2025 | Miller Russell D | Open Market Sale | 3381 | 915.00 | $ 3,093,615.00 |
| Sep 23, 2025 | Miller Russell D | Other Disposition | 5836 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Miller Russell D | Option Excercise | 1735 | 956.29 | $ 1,659,163.15 |
| Sep 10, 2025 | Klauer James C | Grant | 4219 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Klauer James C | Option Excercise | 958 | 956.29 | $ 916,125.82 |
| Sep 10, 2025 | Jones Teresa A. | Grant | 4219 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Jones Teresa A. | Option Excercise | 1503 | 956.29 | $ 1,437,303.87 |
| Sep 10, 2025 | Frates Caton | Grant | 4219 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Frates Caton | Option Excercise | 1271 | 956.29 | $ 1,215,444.59 |
| Sep 10, 2025 | Callans Patrick J | Grant | 4219 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Callans Patrick J | Option Excercise | 950 | 956.29 | $ 908,475.50 |
| Sep 10, 2025 | Adamo Claudine | Grant | 4219 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Adamo Claudine | Option Excercise | 950 | 956.29 | $ 908,475.50 |
| Sep 10, 2025 | Rubananko Yoram | Grant | 4219 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Rubananko Yoram | Option Excercise | 1746 | 956.29 | $ 1,669,682.34 |
| Sep 10, 2025 | Riel Pierre | Grant | 4654 | 0.00 | $ 0.00 |
| Sep 10, 2025 | Riel Pierre | Option Excercise | 1608 | 956.29 | $ 1,537,714.32 |
| Sep 10, 2025 | Miller Russell D | Grant | 4654 | 0.00 | $ 0.00 |
| Sep 2, 2025 | STANTON JOHN W | Other Disposition | 422 | 0.00 | $ 0.00 |
| Aug 20, 2025 | Jones Teresa A. | Open Market Sale | 600 | 992.05 | $ 595,230.00 |
| Jul 14, 2025 | Rubananko Yoram | Open Market Sale | 4000 | 974.96 | $ 3,899,852.00 |
| Jul 14, 2025 | RAIKES JEFFREY S | Other Disposition | 6573 | 0.00 | $ 0.00 |
| Jun 18, 2025 | DECKER SUSAN L | Open Market Sale | 547 | 980.00 | $ 536,058.40 |
| Jun 9, 2025 | Callans Patrick J | Open Market Sale | 3000 | 1,002.77 | $ 3,008,298.00 |
| Jun 6, 2025 | Riel Pierre | Open Market Sale | 2000 | 1,014.15 | $ 2,028,294.00 |
| Apr 17, 2025 | Klauer James C | Open Market Sale | 4000 | 981.07 | $ 3,924,280.00 |
| Mar 27, 2025 | MILLERCHIP GARY | Open Market Sale | 1100 | 940.01 | $ 1,034,006.60 |
| Mar 24, 2025 | Adamo Claudine | Open Market Sale | 900 | 922.56 | $ 830,304.00 |
| Mar 18, 2025 | Frates Caton | Open Market Sale | 850 | 900.25 | $ 765,212.59 |
| Mar 11, 2025 | Vachris Roland Michael | Open Market Sale | 3600 | 931.00 | $ 3,351,600.00 |
| Mar 11, 2025 | MILLERCHIP GARY | Option Excercise | 1147 | 930.49 | $ 1,067,272.03 |
| Dec 19, 2024 | JELINEK W CRAIG | Other Disposition | 2017 | 0.00 | $ 0.00 |
| Dec 16, 2024 | RAIKES JEFFREY S | Other Disposition | 3969 | 0.00 | $ 0.00 |
| Dec 16, 2024 | DENMAN KENNETH D | Other Disposition | 520 | 0.00 | $ 0.00 |