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Invesco Water Resources ETF PHO 68.27 0.1 0.15%

PHO Gamma Exposure (GEX)

PHO (Invesco Water Resources ETF): See how call and put gamma exposure is distributed across option strikes. Free delayed preview.

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ATM IV
0.142
Put Call Ratio (OI)
0.544
Put Call Ratio (Vol)
0.949
IV Rank
9.59
IV Percentile
3.94
Max Pain
65

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
179.0
| Δ | |\Delta|
0.00
1.00
Moneyness Moneyness
-23.3
23.3
View values by strike
PHO · Gamma exposure · 2026-09-21. USD of exposure per 1% underlying move.
StrikeCallsPuts
50.00 0 -713
55.00 0 -2.8 K
60.00 0 -6.98 K
61.00 720 0
62.00 134 -130
63.00 0 -3.83 K
65.00 1.96 K -1.14 K
66.00 810 -2.8 K
67.00 1.46 K -254
68.00 2.68 K -1.02 K
69.00 3.75 K 0
70.00 9.75 K -852
71.00 1.08 K 0
72.00 5.43 K 0
73.00 1.15 K 0
74.00 3.94 K 0
75.00 12.5 K 0
76.00 4.03 K 0
77.00 151 0
79.00 375 0
80.00 219 0
81.00 237 0
85.00 5.05 K 0