Spero Therapeutics Inc. (SPRO)
NASDAQ: SPRO
· Real-Time Price · USD
2.05
0.02 (0.99%)
At close: Oct 03, 2025, 3:59 PM
2.05
0.00%
After-hours: Oct 03, 2025, 04:10 PM EDT
SPRO Gamma Exposure By Expiry
The total Gamma Exposure (GEX) for SPRO across all expirations is 3,207.55 shares per 1% move, with 4,673.02 from calls and 1,465.47 from puts. The put-call GEX ratio of 0.31 shows call-heavy positioning, potentially creating volatility as market makers hedge by selling into strength and buying weakness.
SPRO GEX Table
| Expiry Date | Call GEX | Put GEX | Net GEX | P/C GEX |
|---|---|---|---|---|
| Oct 17, 25 | 2,505.77 | -764.26 | 1,741.51 | 0.31 |
| Nov 21, 25 | 12.6 | 0 | 12.6 | 0.00 |
| Jan 16, 26 | 1,811.8 | -595.06 | 1,216.74 | 0.33 |
| Apr 17, 26 | 342.85 | -106.15 | 236.7 | 0.31 |