BLDR· Builders FirstSource
Open interest · contracts by strike
Spot
89.5
Max Pain
85
Call OI
5,577
Put OI
991
P/C ratio
0.18
Open interest by strike (contracts)
Call OIPut OISpot / max pain
Max pain 85
Spot 89.5
100
124
568
95
284
90
2,904
Call OI
85
378
1,576
Put OI
80
364
245
Open interest by strike with the max-pain level marked, per expiry — heuristics over CBOE delayed chains, same strike band as the GEX profile.