ACGL · Option chain

ACGL Option Chain

Every listed ACGL strike within 25% of spot, across the next 5 expirations — calls and puts side by side with last price, volume and open interest, plus the closing bid and ask.

Open interest and pricing as of the close on 2026-09-03. Recomputed every morning before the open.

Spot
$99.83
Call open interest
5,300
Put open interest
5,772
Put/call (volume)
0.85

137 contracts changed hands across these expirations — 74 calls against 63 puts. Calls outtraded puts 1.17 to one.

Sep 18, 202613 days

call OI 1,225 · put OI 3,586
CallsStrikePuts
LastVolOILastVolOI
6758
88025
4851,368
35900.0931,104
52950.2747927
1.6532811100113
0.37615010541
0.15188110
61115
10120
A dash means the contract did not trade — not a price of zero.

Oct 16, 202641 days

call OI 126 · put OI 62
CallsStrikePuts
LastVolOILastVolOI
853
906
39552
2.871251001
1.051489105
9110
A dash means the contract did not trade — not a price of zero.

Nov 20, 202676 days

call OI 714 · put OI 623
CallsStrikePuts
LastVolOILastVolOI
756
18062
28524
2990314
609511
1001003.5513163
2.281215310543
31110
320115
18120
A dash means the contract did not trade — not a price of zero.

Dec 18, 2026104 days

call OI 1,692 · put OI 462
CallsStrikePuts
LastVolOILastVolOI
4751
61805
685318
219034
349571
2310018
58810514
1.4086011101
343115
11120
A dash means the contract did not trade — not a price of zero.

Mar 19, 2027195 days

call OI 1,543 · put OI 1,039
CallsStrikePuts
LastVolOILastVolOI
80317
18513
5390346
795346
2810017
1105
215110
462115
776120
A dash means the contract did not trade — not a price of zero.

How to read this chain

Calls sit on the left, puts on the right, and every row is one strike. The highlighted row is the strike closest to spot. Open interest is the number of contracts still outstanding at that strike — positions that exist right now. Volume is how many traded on the session shown. Open interest builds slowly and marks where positioning has accumulated; volume spikes and marks where attention went today.

Strikes with no open interest and no trades on either side are omitted, and the ladder is trimmed to within 25% of spot — the far wings are almost entirely empty and say nothing about positioning.

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Educational, not investment advice. Options involve risk. Open interest is reported with a one-session lag by OCC, so these levels describe positioning as of the last settled session, not live intraday flow.