U Options Open Interest by Strike, Oct 21 Settlement

U 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, 778 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 33 to 49. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.

U: largest changes in the full book, settled 2026-10-21 vs 2026-10-20

Strike	Expiry	Type	Prior OI	Settled OI	Change
41	11/06	call	3,061	5,121	+2,060
40	11/06	call	33	2,033	+2,000
41	11/20	call	213	803	+590
47	10/30	call	33,102	33,524	+422
46	11/20	call	651	1,027	+376
40	10/30	put	1,563	1,894	+331
44	11/13	call	275	569	+294
44	11/20	call	1,056	1,350	+294
41.5	10/30	call	322	609	+287
44	10/23	call	439	706	+267
60	01/15	call	9,972	10,183	+211
40	10/30	call	114	313	+199
40.5	11/20	call	339	499	+160
44	10/30	call	402	555	+153
41	11/20	put	748	889	+141

Expiration 2026-10-23

U open interest, settled 2026-10-21, expiration 2026-10-23, strikes 30 to 55

Strike	Expiry	Type	Prior OI	Settled OI	Change
30	10/23	call	10	11	+1
31	10/23	call	40	41	+1
31	10/23	put	26	26	0
32	10/23	call	48	49	+1
32	10/23	put	3	3	0
33	10/23	call	21	18	-3
33	10/23	put	8	8	0
34	10/23	call	11	10	-1
34	10/23	put	8	8	0
35	10/23	call	7	7	0
35	10/23	put	115	108	-7
36	10/23	call	16	28	+12
36	10/23	put	71	76	+5
36.5	10/23	call	0	17	+17
36.5	10/23	put	2	11	+9
37	10/23	call	57	57	0
37	10/23	put	287	288	+1
37.5	10/23	call	0	1	+1
37.5	10/23	put	1	1	0
38	10/23	call	513	513	0
38	10/23	put	1,560	1,561	+1
38.5	10/23	call	4	4	0
38.5	10/23	put	107	117	+10
39	10/23	call	16	16	0
39	10/23	put	255	306	+51
39.5	10/23	call	26	22	-4
39.5	10/23	put	231	231	0
40	10/23	call	371	350	-21
40	10/23	put	410	460	+50
40.5	10/23	call	191	191	0
40.5	10/23	put	103	107	+4
41	10/23	call	748	717	-31
41	10/23	put	99	116	+17
41.5	10/23	call	109	205	+96
41.5	10/23	put	19	42	+23
42	10/23	call	526	488	-38
42	10/23	put	110	111	+1
42.5	10/23	call	147	147	0
42.5	10/23	put	59	59	0
43	10/23	call	973	895	-78
43	10/23	put	143	142	-1
43.5	10/23	call	120	139	+19
43.5	10/23	put	65	65	0
44	10/23	call	439	706	+267
44	10/23	put	174	174	0
44.5	10/23	call	424	422	-2
44.5	10/23	put	81	81	0
45	10/23	call	829	885	+56
45	10/23	put	317	316	-1
45.5	10/23	call	143	158	+15
45.5	10/23	put	22	22	0
46	10/23	call	497	497	0
46	10/23	put	29	27	-2
46.5	10/23	call	216	216	0
46.5	10/23	put	26	25	-1
47	10/23	call	743	743	0
47	10/23	put	6	2	-4
47.5	10/23	call	231	231	0
47.5	10/23	put	5	1	-4
48	10/23	call	200	200	0
48	10/23	put	1	1	0
48.5	10/23	call	89	89	0
48.5	10/23	put	1	2	+1
49	10/23	call	377	377	0
49	10/23	put	2	1	-1
49.5	10/23	put	1	3	+2
50	10/23	call	791	790	-1
50	10/23	put	10	4	-6
51	10/23	call	84	84	0
52	10/23	call	127	127	0
53	10/23	call	33	33	0
54	10/23	call	50	50	0
54	10/23	put	4	0	-4
55	10/23	call	235	235	0

Expiration 2026-10-30

U open interest, settled 2026-10-21, expiration 2026-10-30, strikes 30 to 56

Strike	Expiry	Type	Prior OI	Settled OI	Change
30	10/30	put	10	10	0
32	10/30	put	47	49	+2
33	10/30	call	5	5	0
33	10/30	put	43	43	0
34	10/30	call	8	8	0
34	10/30	put	127	128	+1
34.5	10/30	put	2	3	+1
35	10/30	call	8	8	0
35	10/30	put	134	139	+5
36	10/30	call	4	4	0
36	10/30	put	65	65	0
36.5	10/30	put	0	1	+1
37	10/30	call	7	6	-1
37	10/30	put	2,062	2,073	+11
37.5	10/30	put	1	1	0
38	10/30	call	3	3	0
38	10/30	put	195	195	0
38.5	10/30	call	20	20	0
38.5	10/30	put	5	46	+41
39	10/30	call	13	14	+1
39	10/30	put	218	243	+25
39.5	10/30	call	12	12	0
39.5	10/30	put	4	22	+18
40	10/30	call	114	313	+199
40	10/30	put	1,563	1,894	+331
40.5	10/30	call	59	90	+31
40.5	10/30	put	130	151	+21
41	10/30	call	237	231	-6
41	10/30	put	196	206	+10
41.5	10/30	call	322	609	+287
41.5	10/30	put	46	46	0
42	10/30	call	384	513	+129
42	10/30	put	101	101	0
42.5	10/30	call	490	523	+33
42.5	10/30	put	20	20	0
43	10/30	call	531	546	+15
43	10/30	put	128	128	0
43.5	10/30	call	59	128	+69
43.5	10/30	put	60	60	0
44	10/30	call	402	555	+153
44	10/30	put	108	108	0
44.5	10/30	call	141	201	+60
44.5	10/30	put	55	55	0
45	10/30	call	751	777	+26
45	10/30	put	176	177	+1
45.5	10/30	call	73	104	+31
45.5	10/30	put	19	20	+1
46	10/30	call	1,014	1,030	+16
46	10/30	put	315	303	-12
46.5	10/30	call	93	94	+1
46.5	10/30	put	50	50	0
47	10/30	call	33,102	33,524	+422
47	10/30	put	102	102	0
47.5	10/30	call	58	53	-5
48	10/30	call	240	249	+9
48	10/30	put	9	9	0
48.5	10/30	call	36	34	-2
49	10/30	call	118	116	-2
50	10/30	call	1,035	1,040	+5
50	10/30	put	4	4	0
51	10/30	call	321	319	-2
51	10/30	put	1	1	0
52	10/30	call	87	88	+1
53	10/30	call	414	414	0
54	10/30	call	10	10	0
55	10/30	call	110	110	0
56	10/30	call	1	1	0

Expiration 2026-11-06

U open interest, settled 2026-10-21, expiration 2026-11-06, strikes 30 to 60

Strike	Expiry	Type	Prior OI	Settled OI	Change
30	11/06	put	64	64	0
32	11/06	call	1	1	0
32	11/06	put	6	6	0
33	11/06	call	7	7	0
33	11/06	put	32	37	+5
34	11/06	call	1	1	0
34	11/06	put	93	94	+1
35	11/06	call	10	10	0
35	11/06	put	95	94	-1
36	11/06	call	7	7	0
36	11/06	put	46	62	+16
37	11/06	call	13	13	0
37	11/06	put	31	31	0
38	11/06	call	3	3	0
38	11/06	put	44	50	+6
38.5	11/06	call	0	1	+1
38.5	11/06	put	0	20	+20
39	11/06	call	16	17	+1
39	11/06	put	80	90	+10
39.5	11/06	put	6	12	+6
40	11/06	call	33	2,033	+2,000
40	11/06	put	204	205	+1
40.5	11/06	call	12	60	+48
40.5	11/06	put	3	3	0
41	11/06	call	3,061	5,121	+2,060
41	11/06	put	413	415	+2
41.5	11/06	call	16	23	+7
42	11/06	call	4,117	4,119	+2
42	11/06	put	358	361	+3
42.5	11/06	call	57	81	+24
43	11/06	call	382	386	+4
43	11/06	put	2,366	2,366	0
43.5	11/06	call	0	27	+27
43.5	11/06	put	0	1	+1
44	11/06	call	926	942	+16
44	11/06	put	8,067	8,067	0
44.5	11/06	call	2	9	+7
45	11/06	call	312	334	+22
45	11/06	put	8	8	0
45.5	11/06	call	7	7	0
45.5	11/06	put	10	10	0
46	11/06	call	217	222	+5
46	11/06	put	5,178	5,178	0
46.5	11/06	call	2	2	0
47	11/06	call	195	214	+19
47	11/06	put	7,020	7,020	0
47.5	11/06	call	9	10	+1
48	11/06	call	275	302	+27
48	11/06	put	1	1	0
49	11/06	call	108	136	+28
50	11/06	call	240	245	+5
50	11/06	put	1	1	0
51	11/06	call	89	88	-1
52	11/06	call	137	138	+1
53	11/06	call	115	111	-4
54	11/06	call	95	93	-2
55	11/06	call	352	353	+1
60	11/06	call	589	589	0

Expiration 2026-11-13

U open interest, settled 2026-10-21, expiration 2026-11-13, strikes 25 to 60

Strike	Expiry	Type	Prior OI	Settled OI	Change
25	11/13	call	30	30	0
30	11/13	put	18	20	+2
32	11/13	put	61	62	+1
33	11/13	call	10	10	0
33	11/13	put	72	72	0
34	11/13	put	28	66	+38
35	11/13	call	100	100	0
35	11/13	put	26	26	0
36	11/13	call	1	1	0
36	11/13	put	42	42	0
37	11/13	put	9	9	0
38	11/13	call	1	1	0
38	11/13	put	34	34	0
39	11/13	put	50	50	0
40	11/13	call	178	193	+15
40	11/13	put	80	80	0
41	11/13	call	806	813	+7
41	11/13	put	32	32	0
42	11/13	call	85	85	0
42	11/13	put	46	46	0
43	11/13	call	70	70	0
43	11/13	put	47	47	0
44	11/13	call	275	569	+294
44	11/13	put	1,583	1,584	+1
45	11/13	call	101	144	+43
45	11/13	put	28	28	0
46	11/13	call	114	114	0
46	11/13	put	14	15	+1
47	11/13	call	55	55	0
47	11/13	put	10	10	0
48	11/13	call	38	38	0
49	11/13	call	33	33	0
50	11/13	call	119	119	0
51	11/13	call	28	29	+1
52	11/13	call	26	26	0
53	11/13	call	7	7	0
54	11/13	call	1	1	0
55	11/13	call	56	85	+29
60	11/13	call	37	37	0

Expiration 2026-11-20

U open interest, settled 2026-10-21, expiration 2026-11-20, strikes 23 to 55

Strike	Expiry	Type	Prior OI	Settled OI	Change
23	11/20	call	38	38	0
23	11/20	put	768	768	0
24	11/20	call	14	14	0
24	11/20	put	461	461	0
25	11/20	call	183	198	+15
25	11/20	put	151	151	0
26	11/20	call	613	613	0
26	11/20	put	1,350	1,350	0
27	11/20	call	289	289	0
27	11/20	put	597	597	0
28	11/20	call	2,155	2,155	0
28	11/20	put	1,307	1,308	+1
29	11/20	call	2,085	2,085	0
29	11/20	put	88	88	0
30	11/20	call	354	354	0
30	11/20	put	1,053	1,053	0
31	11/20	call	438	438	0
31	11/20	put	194	194	0
32	11/20	call	384	384	0
32	11/20	put	446	446	0
33	11/20	call	245	245	0
33	11/20	put	219	268	+49
34	11/20	call	961	961	0
34	11/20	put	121	133	+12
35	11/20	call	2,076	2,076	0
35	11/20	put	611	619	+8
36	11/20	call	361	361	0
36	11/20	put	245	244	-1
37	11/20	call	139	139	0
37	11/20	put	552	549	-3
38	11/20	call	2,684	2,684	0
38	11/20	put	295	295	0
38.5	11/20	put	0	16	+16
39	11/20	call	343	342	-1
39	11/20	put	1,649	1,662	+13
39.5	11/20	put	5	5	0
40	11/20	call	5,288	5,328	+40
40	11/20	put	679	698	+19
40.5	11/20	call	339	499	+160
40.5	11/20	put	58	181	+123
41	11/20	call	213	803	+590
41	11/20	put	748	889	+141
41.5	11/20	call	0	54	+54
41.5	11/20	put	4	28	+24
42	11/20	call	1,243	1,244	+1
42	11/20	put	447	438	-9
42.5	11/20	call	0	14	+14
43	11/20	call	579	572	-7
43	11/20	put	846	845	-1
43.5	11/20	call	0	20	+20
44	11/20	call	1,056	1,350	+294
44	11/20	put	658	658	0
44.5	11/20	call	2	25	+23
45	11/20	call	3,605	3,602	-3
45	11/20	put	568	568	0
45.5	11/20	call	2	31	+29
46	11/20	call	651	1,027	+376
46	11/20	put	701	700	-1
46.5	11/20	call	2	2	0
47	11/20	call	984	967	-17
47	11/20	put	599	599	0
47.5	11/20	call	156	156	0
48	11/20	call	68	99	+31
49	11/20	call	2	2	0
50	11/20	call	6,655	6,693	+38
50	11/20	put	1,461	1,461	0
51	11/20	call	1	3	+2
55	11/20	call	13,460	13,462	+2
55	11/20	put	3,023	3,025	+2

Expiration 2026-11-27

U open interest, settled 2026-10-21, expiration 2026-11-27, strikes 25 to 55

Strike	Expiry	Type	Prior OI	Settled OI	Change
25	11/27	put	1	1	0
30	11/27	call	1	1	0
30	11/27	put	47	47	0
32	11/27	put	1	1	0
33	11/27	put	1	1	0
34	11/27	put	27	27	0
35	11/27	call	7	7	0
35	11/27	put	7	7	0
36	11/27	put	2	2	0
37	11/27	call	1	1	0
37	11/27	put	32	32	0
38	11/27	put	26	26	0
39	11/27	call	1	1	0
39	11/27	put	19	19	0
40	11/27	call	9	9	0
40	11/27	put	20	20	0
41	11/27	put	5	5	0
42	11/27	call	1	1	0
43	11/27	call	8	14	+6
43	11/27	put	5	5	0
44	11/27	call	11	18	+7
45	11/27	call	7	11	+4
45	11/27	put	9	9	0
46	11/27	call	1	1	0
46	11/27	put	5	5	0
47	11/27	call	7	7	0
47	11/27	put	5	5	0
48	11/27	call	4	4	0
49	11/27	call	2	2	0
50	11/27	call	24	27	+3
51	11/27	call	5	5	0
53	11/27	call	1	1	0
54	11/27	call	1	1	0
55	11/27	call	19	19	0

Later expirations (2026-12-18, 2027-01-15, 2027-02-19, 2027-05-21, 2027-12-17, 2028-01-21, 2028-12-15, 2029-01-19) and all other strikes are in the Markdown table.

Markdown table | Open interest changes across symbols

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