Costco Wholesale Corporat... (COST)
NASDAQ: COST
· Real-Time Price · USD
915.38
-1.39 (-0.15%)
At close: Oct 03, 2025, 3:59 PM
914.64
-0.08%
After-hours: Oct 03, 2025, 07:58 PM EDT
COST Gamma Exposure By Expiry
The total Gamma Exposure (GEX) for COST across all expirations is 263,299.69 shares per 1% move, with 465,116.99 from calls and 201,817.3 from puts. The put-call GEX ratio of 0.43 shows call-heavy positioning, potentially creating volatility as market makers hedge by selling into strength and buying weakness.
COST GEX Table
| Expiry Date | Call GEX | Put GEX | Net GEX | P/C GEX |
|---|---|---|---|---|
| Oct 10, 25 | 63,582.16 | -22,595.53 | 40,986.63 | 0.36 |
| Oct 17, 25 | 148,899.17 | -49,240.19 | 99,658.98 | 0.33 |
| Oct 24, 25 | 21,704.2 | -7,267.55 | 14,436.65 | 0.33 |
| Oct 31, 25 | 26,846.72 | -8,238.74 | 18,607.98 | 0.31 |
| Nov 7, 25 | 3,774.66 | -2,252.93 | 1,521.73 | 0.60 |
| Nov 14, 25 | 23.7 | -113.32 | -89.62 | 4.78 |
| Nov 21, 25 | 32,320.52 | -19,156.53 | 13,163.99 | 0.59 |
| Dec 19, 25 | 31,288.74 | -20,664.71 | 10,624.03 | 0.66 |
| Jan 16, 26 | 78,344.97 | -41,771.7 | 36,573.27 | 0.53 |
| Mar 20, 26 | 15,781.16 | -10,701.52 | 5,079.64 | 0.68 |
| Apr 17, 26 | 2,514.75 | -1,369.42 | 1,145.33 | 0.54 |
| May 15, 26 | 4,019.62 | -1,368.85 | 2,650.77 | 0.34 |
| Jun 18, 26 | 9,412.96 | -4,490.85 | 4,922.11 | 0.48 |
| Aug 21, 26 | 789.98 | -447.73 | 342.25 | 0.57 |
| Sep 18, 26 | 5,108.27 | -2,351.45 | 2,756.82 | 0.46 |
| Dec 18, 26 | 4,312.27 | -2,669.63 | 1,642.64 | 0.62 |
| Jan 15, 27 | 15,572.36 | -6,501.48 | 9,070.88 | 0.42 |
| Jan 21, 28 | 820.78 | -615.17 | 205.61 | 0.75 |