Sera Prognostics Inc. (SERA)
NASDAQ: SERA
· Real-Time Price · USD
2.25
-0.13 (-5.46%)
At close: Aug 19, 2025, 3:59 PM
2.25
-0.22%
After-hours: Aug 19, 2025, 04:10 PM EDT
SERA Gamma Exposure By Expiry
The total Gamma Exposure (GEX) for SERA across all expirations is 23.89 shares per 1% move, with 82.93 from calls and 59.04 from puts. The put-call GEX ratio of 0.71 reflects balanced positioning between puts and calls. The highest gamma concentration is at the Nov 21, 25 expiration with 48.24 net GEX, which may act as a magnet point for price action. Near-term exposure for Sep 19, 25 suggests possible volatility from negative gamma effects.
SERA GEX Table
| Expiry Date | Call GEX | Put GEX | Net GEX | P/C GEX |
|---|---|---|---|---|
| Sep 19, 25 | 2.92 | -12.81 | -9.89 | 4.39 |
| Oct 17, 25 | 0 | 0 | 0 | n/a |
| Nov 21, 25 | 49.56 | -1.32 | 48.24 | 0.03 |
| Jan 16, 26 | 0 | 0 | 0 | n/a |
| Feb 20, 26 | 29.66 | -32.5 | -2.84 | 1.10 |
| Jan 15, 27 | 0.79 | -12.41 | -11.62 | 15.71 |