Sera Prognostics Inc. (SERA)
NASDAQ: SERA
· Real-Time Price · USD
2.24
-0.01 (-0.44%)
At close: Aug 15, 2025, 3:59 PM
2.25
0.45%
After-hours: Aug 15, 2025, 04:04 PM EDT
SERA Gamma Exposure By Expiry
The total Gamma Exposure (GEX) for SERA across all expirations is -36.92 shares per 1% move, with 12.09 from calls and 49.01 from puts. The put-call GEX ratio of 4.05 indicates heavy put positioning, suggesting market makers may need to buy shares on declines (supportive) and sell on rallies (resistance). The highest gamma concentration is at the Feb 20, 26 expiration with -23.45 net GEX, which may act as a pivot 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 | 0 | -6.12 | -6.12 | n/a |
| Oct 17, 25 | 0 | 0 | 0 | n/a |
| Nov 21, 25 | 5.15 | -0.88 | 4.27 | 0.17 |
| Jan 16, 26 | 0 | 0 | 0 | n/a |
| Feb 20, 26 | 6.15 | -29.6 | -23.45 | 4.81 |
| Jan 15, 27 | 0.79 | -12.41 | -11.62 | 15.71 |