COSTCO WHOLESALE CORP /NEW (COST) is a publicly traded company in the Unknown sector. Across all available filings, 40 corporate insiders have executed 1086 transactions totaling $257.7M, demonstrating a bearish sentiment with -$254.4M in net insider flow. The most recent transaction on Jan 27, 2026 involved a transaction of 300 shares valued at $0.
No significant insider buying has been recorded for COST in the recent period.
No significant insider selling has been recorded for COST in the recent period.
Based on recent SEC filings, insider sentiment for COST is bearish with an Insider Alignment Score of 1/100 and a net flow of -$254.4M. Insiders are reducing their positions, though this can be driven by factors unrelated to company outlook.
Insider trading at COSTCO WHOLESALE CORP /NEW (COST) refers to stock transactions made by corporate insiders—executives, directors, and beneficial owners holding more than 10% of the company's shares. These individuals have access to material non-public information and are required by law to report their trades to the SEC within two business days. Currently, 40 insiders are actively trading COST stock, having executed 1086 transactions in the past 90 days. The most active insider is W. Craig Jelinek (Executive), who has made 72 transactions totaling $52.1M.
Get notified when executives and directors at COST file new Form 4 transactions
Date | Insider | Title | Type | Shares | Price | Value | Flags |
|---|---|---|---|---|---|---|---|
| Jan 27, 2026 | A. Jones Teresa | Executive Vice President | Gift | 300 | $N/A | $0 | |
| Jan 16, 2026 | L. Decker Susan | Executive | Sale | 458 | $955.00 | $437.4K | |
| Jan 14, 2026 | C. Klauer James | Executive Vice President | Sale | 1,500 | $939.00 | $1.4M | Large |
| Dec 30, 2025 | Polit Javier | Executive | Sale | 558.31 | $862.90 | $481.8K | |
| Dec 29, 2025 | Polit Javier | Executive | Sale | 2,049 | $867.21 | $1.8M | Large |
| Dec 19, 2025 | D. Denman Kenneth | Executive | Gift | 325 | $N/A | $0 | |
| Dec 15, 2025 | L. Decker Susan | Executive | Gift | 2,827 | $N/A | $0 | |
| Nov 10, 2025 | S. Raikes Jeffrey | Executive | Gift | 4,120 | $N/A | $0 | |
| Nov 7, 2025 | Richard Wilcox William | Executive | Sale | 2,400 | $930.13 | $2.2M | Large |
| Oct 24, 2025 | Adamo Claudine | Executive | Sale | 2,700 | $935.68 | $2.5M | Large |
| Oct 24, 2025 | Marie Barbre Tiffany | Executive | Sale | 1,239.38 | $934.62 | $1.2M | Large |
| Oct 22, 2025 | L. Decker Susan | Executive | Award | 286 | $N/A | $0 | |
| Oct 22, 2025 | D. Denman Kenneth | Executive | Award | 286 | $N/A | $0 | |
| Oct 22, 2025 | Foulkes Helena | Executive | Award | 286 | $N/A | $0 | |
| Oct 22, 2025 | E. James Hamilton | Executive | Award | 286 | $N/A | $0 |
| TYPE | COUNT | VALUE | % |
|---|---|---|---|
Sale(S) | 220 | $256.1M | 53.9% |
Payment(F) | 444 | $212.4M | 44.7% |
Award(A) | 279 | $4.8M | 1.0% |
Purchase(P) | 7 | $1.6M | 0.3% |
Gift(G) | 81 | $0 | 0.0% |
Other(J) | 55 | $0 | 0.0% |
Insider selling pressure at COSTCO WHOLESALE CORP /NEW has increased, with 40 insiders executing 1086 transactions across all time. Total sales of $256.1M significantly outpace purchases of $1.6M, resulting in a net outflow of $254.4M. This selling activity appears largely discretionary, which may warrant closer attention from investors.