Closed
⌘K
Sign in Sign up

HealthStream Inc HSTM 29.23 0.04 0.15%

Previous-day view · Fri Sep 18 close. You are previewing the previous trading day. Subscribe to see today live and every other date — plans start at Delta, $39/mo. Sign up Sign in
ATM IV
0.631
Put Call Ratio (OI)
0.111
Put Call Ratio (Vol)
0.182
IV Rank
11.6
IV Percentile
63.8
Max Pain
30

Gamma exposure (2026-09-18)

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}
0.0
182.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-16.7
16.7