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State Street SPDR Portfolio Corporate SPBO 28.1 0.04 0.14%

SPBO Gamma Exposure (GEX)

SPBO (State Street SPDR Portfolio Corporate): See how call and put gamma exposure is distributed across option strikes. Free delayed preview.

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ATM IV
0.15
Put Call Ratio (OI)
0.25
Put Call Ratio (Vol)
0.286
IV Rank
22.2
IV Percentile
34.4
Max Pain
29

Gamma exposure (2026-09-21)

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}
25.0
207.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-10.9
10.9
View values by strike
SPBO · Gamma exposure · 2026-09-21. USD of exposure per 1% underlying move.
StrikeCallsPuts
29.00 0 -1.07 K