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908 Devices Inc MASS 9.74 -0.05 -0.51%

Previous-day view · Fri Nov 13 close. You are previewing the previous trading day. Subscribe to see today live and every other date — Trader is $59/mo. Sign up Sign in
ATM IV
0.951
Put Call Ratio (OI)
0.989
Put Call Ratio (Vol)
0.193
IV Rank
24.6
IV Percentile
34.3
Max pain
12.5

Gamma exposure (2026-11-13)

GEX estimates dealer hedging flow at each strike.

Positive GEX = dealers are long gamma; they buy the dip and sell the rip, dampening volatility. Negative GEX = dealers are short gamma; they sell the dip and buy the rip, amplifying volatility.

DTE \text{DTE}
7.0
189.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-15.3
15.3
View values by strike
MASS · Gamma exposure · 2026-11-13. USD of exposure per 1% underlying move.
StrikeCallsPuts
5.00 13.4 -2.37
7.50 60.4 -21.5
10.00 1.67 K -1.64 K
12.50 2.31 K 0
15.00 233 -206
17.50 100 0
20.00 13.1 0