COST Insider Transactions
803 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.
COST insiders transaction timeline
PurchaseSale
| Insider profile | Role | Date | Transaction | Shares | Price |
|---|
| DENMAN KENNETH D | Director | 2026-06-23 | Sale | 885.0 | $957.45 |
|---|
| Frates Caton | Executive Vice President | 2026-04-01 | Sale | 700.0 | $993.0 |
|---|
| Adamo Claudine | Executive Vice President | 2026-03-09 | Sale | 730.0 | $1,003.02 |
|---|
| Jones Teresa A. | Executive Vice President | 2026-01-21 | Sale | 850.0 | $986.26 |
|---|
| DECKER SUSAN L | Director | 2026-01-16 | Sale | 458.0 | $955.0 |
|---|
| Klauer James C | Executive Vice President | 2026-01-14 | Sale | 1,500.0 | $939.0 |
|---|
| Miller Russell D | Sr. Executive Vice President | 2026-01-09 | Sale | 1,500.0 | $916.32 |
|---|
| POLIT JAVIER | Executive Vice President | 2025-12-30 | Sale | 558.31 | $862.9 |
|---|
| POLIT JAVIER | Executive Vice President | 2025-12-29 | Sale | 2,049.0 | $867.21 |
|---|
| Wilcox William Richard | Executive Vice President | 2025-11-07 | Sale | 2,400.0 | $930.13 |
|---|
| Barbre Tiffany Marie | Other | 2025-10-24 | Sale | 1,239.38 | $934.62 |
|---|
| Adamo Claudine | Executive Vice President | 2025-10-24 | Sale | 2,700.0 | $935.68 |
|---|
| Miller Russell D | Sr. Executive Vice President | 2025-09-29 | Sale | 3,381.0 | $915.0 |
|---|
| Frates Caton | Executive Vice President | 2025-09-29 | Sale | 1,540.0 | $910.02 |
|---|
| Jones Teresa A. | Executive Vice President | 2025-08-20 | Sale | 600.0 | $992.05 |
|---|
| Rubanenko Yoram | Executive Vice President | 2025-07-14 | Sale | 4,000.0 | $974.96 |
|---|
| DECKER SUSAN L | Director | 2025-06-18 | Sale | 1.0 | $978.4 |
|---|
| DECKER SUSAN L | Director | 2025-06-18 | Sale | 546.0 | $980.0 |
|---|
| Callans Patrick J | Executive Vice President | 2025-06-09 | Sale | 3,000.0 | $1,002.77 |
|---|
| Riel Pierre | Executive Vice President | 2025-06-06 | Sale | 2,000.0 | $1,014.15 |
|---|
| Klauer James C | Executive Vice President | 2025-04-17 | Sale | 4,000.0 | $981.07 |
|---|
| MILLERCHIP GARY | Executive Vice President | 2025-03-27 | Sale | 1,100.0 | $940.01 |
|---|
| Adamo Claudine | Executive Vice President | 2025-03-24 | Sale | 900.0 | $922.56 |
|---|
| Frates Caton | Executive Vice President | 2025-03-18 | Sale | 850.0 | $900.25 |
|---|
| Vachris Roland Michael | President and CEO | 2025-03-11 | Sale | 3,600.0 | $931.0 |
|---|
| GALANTI RICHARD A | Executive Vice President | 2024-10-24 | Sale | 1,416.46 | $894.68 |
|---|
| Jones Teresa A. | Executive Vice President | 2024-10-23 | Sale | 800.0 | $896.55 |
|---|
| Riel Pierre | Executive Vice President | 2024-10-15 | Sale | 2,000.0 | $896.71 |
|---|
| Miller Russell D | Sr. Executive Vice President | 2024-10-11 | Sale | 4,400.0 | $891.15 |
|---|
| Adamo Claudine | Executive Vice President | 2024-09-30 | Sale | 3,200.0 | $888.99 |
|---|
| Callans Patrick J | Executive Vice President | 2024-09-30 | Sale | 2,500.0 | $893.94 |
|---|
| Frates Caton | Executive Vice President | 2024-09-30 | Sale | 1,700.0 | $883.35 |
|---|
| GALANTI RICHARD A | Executive Vice President | 2024-08-15 | Sale | 500.0 | $874.05 |
|---|
| DECKER SUSAN L | Director | 2024-08-15 | Sale | 620.0 | $876.5 |
|---|
| GALANTI RICHARD A | Executive Vice President | 2024-08-13 | Sale | 500.0 | $863.88 |
|---|
| Jones Teresa A. | Executive Vice President | 2024-07-25 | Sale | 4.0 | $832.55 |
|---|
| DENMAN KENNETH D | Director | 2024-07-15 | Sale | 350.0 | $851.53 |
|---|
| Hines Daniel M. | Other | 2024-07-15 | Sale | 1,500.0 | $848.53 |
|---|
| Hines Daniel M. | Other | 2024-07-12 | Sale | 1,500.0 | $844.2 |
|---|
| Miller Russell D | Senior EVP | 2024-04-17 | Sale | 785.0 | $722.86 |
|---|
| Adamo Claudine | Executive Vice President | 2024-03-11 | Sale | 1,500.0 | $714.83 |
|---|
| Callans Patrick J | Executive VP | 2024-03-11 | Sale | 2,500.0 | $714.86 |
|---|
| DECKER SUSAN L | Director | 2024-02-09 | Sale | 1,442.0 | $723.48 |
|---|
| JELINEK W CRAIG | Director | 2024-01-23 | Sale | 8,000.0 | $685.93 |
|---|
| Rubanenko Yoram | Executive VP | 2024-01-18 | Sale | 2,500.0 | $680.33 |
|---|
| Frates Caton | Executive Vice President | 2024-01-16 | Sale | 740.0 | $683.5 |
|---|
| Hines Daniel M. | Other | 2024-01-09 | Sale | 1,400.0 | $662.3 |
|---|
| Hines Daniel M. | Other | 2023-12-28 | Sale | 1,400.0 | $662.81 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2023-12-19 | Sale | 1,111.78 | $680.21 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2023-11-08 | Sale | 1,000.0 | $567.3 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2023-11-08 | Sale | 1,000.0 | $564.88 |
|---|
| Riel Pierre | EVP | 2023-11-07 | Sale | 3,000.0 | $571.12 |
|---|
| Miller Russell D | Senior EVP | 2023-11-03 | Sale | 4,500.0 | $557.75 |
|---|
| Adamo Claudine | Executive Vice President | 2023-10-23 | Sale | 2,565.0 | $548.92 |
|---|
| Klauer James C | Executive Vice President | 2023-10-11 | Sale | 1,500.0 | $562.01 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2023-10-10 | Sale | 2,000.0 | $565.57 |
|---|
| Callans Patrick J | Executive VP | 2023-10-09 | Sale | 2,500.0 | $553.76 |
|---|
| Frates Caton | Executive Vice President | 2023-10-06 | Sale | 1,200.0 | $562.64 |
|---|
| DECKER SUSAN L | Director | 2023-06-28 | Sale | 1,565.0 | $533.0 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2023-06-13 | Sale | 1,500.0 | $522.03 |
|---|
| DECKER SUSAN L | Director | 2023-06-07 | Sale | 1,445.0 | $517.5 |
|---|
| DECKER SUSAN L | Director | 2023-06-07 | Sale | 519.0 | $513.0 |
|---|
| DECKER SUSAN L | Director | 2023-06-07 | Sale | 2,007.0 | $512.02 |
|---|
| Frates Caton | Executive Vice President | 2023-04-11 | Sale | 600.0 | $497.35 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2023-03-14 | Sale | 2,068.0 | $483.32 |
|---|
| Miller Russell D | Senior EVP | 2023-03-07 | Sale | 1,500.0 | $488.95 |
|---|
| Vachris Roland Michael | President and COO | 2023-03-06 | Sale | 4,100.0 | $476.29 |
|---|
| Klauer James C | Executive Vice President | 2023-01-27 | Sale | 2,500.0 | $503.69 |
|---|
| DECKER SUSAN L | Director | 2022-12-12 | Sale | 952.0 | $483.0 |
|---|
| Miller Russell D | Executive Vice President | 2022-11-04 | Sale | 1,000.0 | $483.58 |
|---|
| Adamo Claudine | Executive Vice President | 2022-10-26 | Sale | 2,000.0 | $495.97 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2022-10-25 | Sale | 1,500.0 | $477.65 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2022-10-07 | Sale | 2,000.0 | $471.12 |
|---|
| Murphy James P. | Executive VP | 2022-07-20 | Sale | 1,500.0 | $525.2 |
|---|
| DENMAN KENNETH D | Director | 2022-07-15 | Sale | 300.0 | $521.68 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2022-07-14 | Sale | 1,000.0 | $505.6 |
|---|
| Murphy James P. | Executive VP | 2022-06-22 | Sale | 2,500.0 | $464.0 |
|---|
| Wilderotter Mary Agnes | Director | 2022-06-07 | Purchase | 850.0 | $470.74 |
|---|
| Adamo Claudine | Executive Vice President | 2022-04-08 | Sale | 500.0 | $602.03 |
|---|
| Hines Daniel M. | Other | 2022-04-08 | Sale | 4,498.0 | $603.0 |
|---|
| Rose Timothy L. | Executive VP | 2022-03-29 | Sale | 4,000.0 | $566.29 |
|---|
| DENMAN KENNETH D | Director | 2022-03-23 | Sale | 250.0 | $554.68 |
|---|
| Vachris Roland Michael | Executive VP | 2022-01-27 | Sale | 3,318.0 | $492.45 |
|---|
| JAMES HAMILTON E | Director | 2022-01-07 | Purchase | 461.0 | — |
|---|
| Wilderotter Mary Agnes | Director | 2021-12-21 | Purchase | 925.0 | $540.13 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2021-12-15 | Sale | 1,618.0 | $550.59 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2021-12-15 | Sale | 600.0 | $563.52 |
|---|
| Miller Russell D | Executive Vice President | 2021-12-13 | Sale | 4,000.0 | $556.02 |
|---|
| Murphy James P. | Executive VP | 2021-12-13 | Sale | 5,000.0 | $559.32 |
|---|
| Rubananko Yoram | Executive VP | 2021-12-13 | Sale | 4,000.0 | $550.72 |
|---|
| Callans Patrick J | Executive VP | 2021-12-13 | Sale | 2,500.0 | $549.03 |
|---|
| PORTERA JOSEPH P | Executive VP | 2021-08-13 | Sale | 3,287.0 | $445.5 |
|---|
| Vachris Roland Michael | Executive VP | 2021-07-12 | Sale | 4,000.0 | $409.4 |
|---|
| Rose Timothy L. | Executive VP | 2021-06-28 | Sale | 4,000.0 | $396.14 |
|---|
| Klauer James C | Executive Vice President | 2021-06-14 | Sale | 5,000.0 | $380.53 |
|---|
| Callans Patrick J | Executive VP | 2021-06-07 | Sale | 2,500.0 | $384.31 |
|---|
| GALANTI RICHARD A | Executive VP and CFO | 2021-04-29 | Sale | 2,230.0 | $372.06 |
|---|
| Vachris Roland Michael | Executive VP | 2021-03-22 | Sale | 4,300.0 | $334.3 |
|---|
| DECKER SUSAN L | Director | 2021-01-27 | Sale | 301.0 | $362.5 |
|---|
| DECKER SUSAN L | Director | 2021-01-27 | Sale | 393.0 | $364.0 |
|---|