TMO Options Open Interest by Strike, Oct 21 Settlement
TMO open interest settled 2026-10-21 vs 2026-10-20.
Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.
Computed from the Oct 21 settlement. Next update after the Oct 22 settlement, after 5:30 a.m. PT (8:30 a.m. ET) on Friday, Oct 23, 2026.
All archived unexpired expiration/strike/type keys, including unchanged counts. Series sharing that key are combined; roots and deliverables are not retained. Zero-OI keys omitted by the archive are not reconstructed.
This page shows the 6 nearest of 14 expirations, with the 40 strikes nearest the archived reference price (2026-10-21) for each, plus the largest changes across the whole book. The complete book, 1,042 expiration/strike/type keys, is in the Markdown table.
Strike bucket on the horizontal axis, settled open contracts per bucket on the vertical axis. Calls in the accent color; puts in orange. Totals across the 6 nearest expirations, strikes from 559 to 839. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.
TMO: largest changes in the full book, settled 2026-10-21 vs 2026-10-20
Strike
Expiry
Type
Prior OI
Settled OI
Change
785
10/23
call
5
1,210
+1,205
760
10/23
call
12
1,188
+1,176
760
11/20
call
75
851
+776
750
10/23
call
3
364
+361
820
10/23
call
3
272
+269
670
10/23
put
436
643
+207
715
10/23
call
14
215
+201
770
11/20
call
96
246
+150
620
10/23
put
24
165
+141
1,000
06/17
call
2
140
+138
680
10/23
put
80
205
+125
610
10/23
put
23
146
+123
740
10/23
call
285
169
-116
687.5
10/23
put
0
104
+104
707.5
10/30
call
0
104
+104
Expiration 2026-10-23
TMO open interest, settled 2026-10-21, expiration 2026-10-23, strikes 640 to 755
Strike
Expiry
Type
Prior OI
Settled OI
Change
640
10/23
call
3
3
0
640
10/23
put
110
188
+78
642.5
10/23
put
0
18
+18
645
10/23
call
1
1
0
645
10/23
put
26
60
+34
647.5
10/23
put
0
1
+1
650
10/23
call
6
6
0
650
10/23
put
114
205
+91
652.5
10/23
call
1
1
0
652.5
10/23
put
8
17
+9
655
10/23
call
2
2
0
655
10/23
put
5
6
+1
657.5
10/23
put
2
2
0
660
10/23
call
24
23
-1
660
10/23
put
9
13
+4
662.5
10/23
call
5
5
0
662.5
10/23
put
7
8
+1
665
10/23
call
1
1
0
665
10/23
put
25
33
+8
667.5
10/23
call
1
0
-1
667.5
10/23
put
79
79
0
670
10/23
call
10
10
0
670
10/23
put
436
643
+207
672.5
10/23
put
1
1
0
675
10/23
call
4
4
0
675
10/23
put
173
259
+86
677.5
10/23
call
0
2
+2
677.5
10/23
put
1
4
+3
680
10/23
call
9
15
+6
680
10/23
put
80
205
+125
682.5
10/23
call
0
2
+2
682.5
10/23
put
0
18
+18
685
10/23
call
20
22
+2
685
10/23
put
3
10
+7
687.5
10/23
call
0
17
+17
687.5
10/23
put
0
104
+104
690
10/23
call
26
51
+25
690
10/23
put
3
104
+101
692.5
10/23
call
0
11
+11
695
10/23
call
10
18
+8
697.5
10/23
call
0
3
+3
697.5
10/23
put
0
1
+1
700
10/23
call
52
82
+30
700
10/23
put
132
84
-48
705
10/23
call
15
19
+4
707.5
10/23
call
0
3
+3
707.5
10/23
put
0
1
+1
710
10/23
call
18
27
+9
710
10/23
put
10
10
0
715
10/23
call
14
215
+201
717.5
10/23
put
0
1
+1
720
10/23
call
21
60
+39
722.5
10/23
call
0
2
+2
725
10/23
call
4
16
+12
727.5
10/23
call
0
9
+9
730
10/23
call
48
85
+37
735
10/23
call
7
51
+44
740
10/23
call
285
169
-116
745
10/23
call
1
25
+24
750
10/23
call
3
364
+361
755
10/23
call
0
23
+23
Expiration 2026-10-30
TMO open interest, settled 2026-10-21, expiration 2026-10-30, strikes 620 to 780
Strike
Expiry
Type
Prior OI
Settled OI
Change
620
10/30
call
1
1
0
620
10/30
put
15
13
-2
625
10/30
put
1
1
0
630
10/30
call
9
9
0
630
10/30
put
21
14
-7
635
10/30
call
1
1
0
640
10/30
call
16
16
0
640
10/30
put
16
16
0
650
10/30
call
4
4
0
650
10/30
put
5
5
0
652.5
10/30
call
1
1
0
660
10/30
call
9
11
+2
660
10/30
put
0
1
+1
662.5
10/30
call
1
1
0
665
10/30
call
0
2
+2
667.5
10/30
call
1
1
0
670
10/30
call
26
28
+2
670
10/30
put
4
5
+1
675
10/30
call
5
5
0
675
10/30
put
0
10
+10
677.5
10/30
call
1
1
0
677.5
10/30
put
0
1
+1
680
10/30
call
24
24
0
680
10/30
put
0
27
+27
682.5
10/30
call
0
1
+1
685
10/30
call
12
12
0
685
10/30
put
1
3
+2
687.5
10/30
call
0
1
+1
690
10/30
call
13
16
+3
690
10/30
put
0
2
+2
692.5
10/30
put
0
1
+1
695
10/30
call
1
2
+1
697.5
10/30
call
0
68
+68
700
10/30
call
125
165
+40
700
10/30
put
0
2
+2
705
10/30
call
4
3
-1
707.5
10/30
call
0
104
+104
710
10/30
call
32
100
+68
712.5
10/30
call
0
13
+13
715
10/30
call
1
1
0
717.5
10/30
call
0
104
+104
720
10/30
call
12
13
+1
722.5
10/30
call
0
13
+13
725
10/30
call
1
1
0
730
10/30
call
9
9
0
735
10/30
call
0
1
+1
740
10/30
call
11
14
+3
745
10/30
call
0
1
+1
750
10/30
call
6
6
0
760
10/30
call
3
3
0
770
10/30
call
4
4
0
780
10/30
call
2
4
+2
Expiration 2026-11-06
TMO open interest, settled 2026-10-21, expiration 2026-11-06, strikes 540 to 810
Strike
Expiry
Type
Prior OI
Settled OI
Change
540
11/06
put
1
1
0
560
11/06
put
1
1
0
570
11/06
call
1
1
0
570
11/06
put
2
2
0
580
11/06
put
800
800
0
600
11/06
call
1
1
0
600
11/06
put
5
5
0
610
11/06
put
3
3
0
620
11/06
call
1
1
0
620
11/06
put
5
5
0
630
11/06
put
1
2
+1
640
11/06
put
1
2
+1
645
11/06
put
0
1
+1
650
11/06
call
32
32
0
650
11/06
put
1
2
+1
660
11/06
call
1
1
0
660
11/06
put
14
14
0
670
11/06
call
1
1
0
675
11/06
call
0
2
+2
677.5
11/06
call
0
2
+2
680
11/06
call
3
5
+2
680
11/06
put
1
1
0
685
11/06
call
0
2
+2
690
11/06
call
34
35
+1
695
11/06
call
0
1
+1
700
11/06
call
5
6
+1
700
11/06
put
3
3
0
710
11/06
call
142
142
0
720
11/06
call
5
5
0
730
11/06
call
3
3
0
740
11/06
call
2
3
+1
750
11/06
call
3
3
0
780
11/06
call
1
1
0
790
11/06
call
2
2
0
800
11/06
call
3
3
0
810
11/06
call
1
1
0
Expiration 2026-11-13
TMO open interest, settled 2026-10-21, expiration 2026-11-13, strikes 480 to 800
Strike
Expiry
Type
Prior OI
Settled OI
Change
480
11/13
put
12
12
0
500
11/13
put
8
8
0
560
11/13
put
1
1
0
570
11/13
put
1,108
1,125
+17
580
11/13
put
1
1
0
590
11/13
put
1
1
0
600
11/13
put
3
3
0
610
11/13
put
3
3
0
620
11/13
put
6
6
0
630
11/13
call
1
1
0
630
11/13
put
1
100
+99
650
11/13
put
4
4
0
660
11/13
call
1
1
0
670
11/13
call
2
2
0
670
11/13
put
3
2
-1
680
11/13
call
2
3
+1
680
11/13
put
7
6
-1
690
11/13
call
2
2
0
690
11/13
put
1
1
0
700
11/13
call
2
3
+1
710
11/13
call
1
1
0
720
11/13
call
2
2
0
730
11/13
call
12
12
0
740
11/13
call
0
1
+1
750
11/13
call
1
2
+1
760
11/13
call
5
5
0
770
11/13
call
0
1
+1
780
11/13
call
3
3
0
790
11/13
call
4
4
0
800
11/13
call
2
2
0
Expiration 2026-11-20
TMO open interest, settled 2026-10-21, expiration 2026-11-20, strikes 530 to 860
Strike
Expiry
Type
Prior OI
Settled OI
Change
530
11/20
call
1
1
0
530
11/20
put
50
50
0
540
11/20
call
1
1
0
540
11/20
put
162
162
0
550
11/20
call
34
34
0
550
11/20
put
46
46
0
560
11/20
call
40
40
0
560
11/20
put
72
75
+3
570
11/20
call
10
10
0
570
11/20
put
149
154
+5
580
11/20
call
3
3
0
580
11/20
put
76
85
+9
590
11/20
call
3
3
0
590
11/20
put
84
89
+5
600
11/20
call
27
27
0
600
11/20
put
171
176
+5
610
11/20
call
5
5
0
610
11/20
put
87
90
+3
620
11/20
call
15
15
0
620
11/20
put
198
207
+9
630
11/20
call
76
76
0
630
11/20
put
55
69
+14
640
11/20
call
106
106
0
640
11/20
put
51
51
0
650
11/20
call
501
501
0
650
11/20
put
89
110
+21
660
11/20
call
306
306
0
660
11/20
put
42
44
+2
665
11/20
put
0
1
+1
670
11/20
call
154
153
-1
670
11/20
put
23
29
+6
672.5
11/20
put
0
1
+1
680
11/20
call
319
319
0
680
11/20
put
8
60
+52
685
11/20
call
0
3
+3
685
11/20
put
2
15
+13
690
11/20
call
185
233
+48
690
11/20
put
24
34
+10
695
11/20
call
4
6
+2
700
11/20
call
572
572
0
700
11/20
put
4
7
+3
705
11/20
call
1
26
+25
710
11/20
call
78
78
0
710
11/20
put
2
2
0
715
11/20
call
0
2
+2
720
11/20
call
76
141
+65
730
11/20
call
1,653
1,653
0
735
11/20
call
4
5
+1
740
11/20
call
35
35
0
750
11/20
call
102
106
+4
760
11/20
call
75
851
+776
770
11/20
call
96
246
+150
780
11/20
call
13
14
+1
790
11/20
call
7
49
+42
800
11/20
call
12
24
+12
810
11/20
call
4
4
0
820
11/20
call
7
7
0
830
11/20
call
31
32
+1
850
11/20
call
2
2
0
860
11/20
call
3
4
+1
Expiration 2026-11-27
TMO open interest, settled 2026-10-21, expiration 2026-11-27, strikes 520 to 840
Strike
Expiry
Type
Prior OI
Settled OI
Change
520
11/27
put
19
19
0
590
11/27
put
2
2
0
610
11/27
put
1
1
0
620
11/27
call
1
1
0
620
11/27
put
1
1
0
630
11/27
call
1
1
0
630
11/27
put
1
2
+1
640
11/27
call
1
1
0
650
11/27
call
1
1
0
650
11/27
put
1
2
+1
660
11/27
call
1
1
0
670
11/27
call
6
6
0
690
11/27
call
0
2
+2
700
11/27
call
1
1
0
730
11/27
call
1
2
+1
740
11/27
call
1
1
0
750
11/27
call
11
12
+1
760
11/27
call
40
42
+2
770
11/27
call
10
10
0
800
11/27
call
3
3
0
810
11/27
call
1
2
+1
820
11/27
call
3
3
0
830
11/27
call
3
3
0
840
11/27
call
2
2
0
Later expirations (2026-12-18, 2027-01-15, 2027-03-19, 2027-06-17, 2027-09-17, 2028-01-21, 2028-12-15, 2029-01-19) and all other strikes are in the Markdown table.