UNH Options Open Interest by Strike, Oct 21 Settlement

UNH 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 15 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, 1,495 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 334 to 500. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.

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

Strike	Expiry	Type	Prior OI	Settled OI	Change
325	11/06	put	1,646	39	-1,607
422.5	10/23	call	455	1,323	+868
420	11/20	call	3,293	4,140	+847
440	11/20	call	1,564	2,098	+534
600	12/15	call	825	1,337	+512
412.5	10/23	put	190	622	+432
415	10/23	put	491	908	+417
430	12/18	call	1,660	2,063	+403
430	10/23	call	1,082	1,460	+378
432.5	10/23	call	613	959	+346
445	10/30	call	304	616	+312
450	11/13	call	447	739	+292
440	10/23	call	573	846	+273
450	12/18	call	3,007	2,736	-271
435	10/23	call	631	895	+264

Expiration 2026-10-23

UNH open interest, settled 2026-10-21, expiration 2026-10-23, strikes 360 to 475

Strike	Expiry	Type	Prior OI	Settled OI	Change
360	10/23	call	13	13	0
360	10/23	put	514	583	+69
362.5	10/23	call	23	23	0
362.5	10/23	put	106	106	0
365	10/23	call	43	43	0
365	10/23	put	349	349	0
367.5	10/23	call	5	5	0
367.5	10/23	put	86	88	+2
370	10/23	call	85	85	0
370	10/23	put	748	754	+6
372.5	10/23	call	51	51	0
372.5	10/23	put	142	138	-4
375	10/23	call	166	166	0
375	10/23	put	763	749	-14
377.5	10/23	call	163	163	0
377.5	10/23	put	454	465	+11
380	10/23	call	406	405	-1
380	10/23	put	1,110	1,187	+77
382.5	10/23	call	163	163	0
382.5	10/23	put	550	549	-1
385	10/23	call	202	192	-10
385	10/23	put	488	489	+1
387.5	10/23	call	65	65	0
387.5	10/23	put	296	293	-3
390	10/23	call	350	342	-8
390	10/23	put	581	606	+25
392.5	10/23	call	79	79	0
392.5	10/23	put	941	901	-40
395	10/23	call	535	291	-244
395	10/23	put	824	808	-16
397.5	10/23	call	237	237	0
397.5	10/23	put	290	295	+5
400	10/23	call	2,024	1,981	-43
400	10/23	put	1,976	2,099	+123
402.5	10/23	call	601	592	-9
402.5	10/23	put	215	306	+91
405	10/23	call	759	744	-15
405	10/23	put	2,357	2,417	+60
407.5	10/23	call	1,288	1,226	-62
407.5	10/23	put	161	329	+168
410	10/23	call	3,142	3,077	-65
410	10/23	put	609	508	-101
412.5	10/23	call	360	357	-3
412.5	10/23	put	190	622	+432
415	10/23	call	849	833	-16
415	10/23	put	491	908	+417
417.5	10/23	call	1,321	1,380	+59
417.5	10/23	put	327	317	-10
420	10/23	call	1,643	1,783	+140
420	10/23	put	528	532	+4
422.5	10/23	call	455	1,323	+868
422.5	10/23	put	167	166	-1
425	10/23	call	1,555	1,741	+186
425	10/23	put	36	27	-9
427.5	10/23	call	272	377	+105
427.5	10/23	put	705	705	0
430	10/23	call	1,082	1,460	+378
430	10/23	put	729	713	-16
432.5	10/23	call	613	959	+346
432.5	10/23	put	2	1	-1
435	10/23	call	631	895	+264
437.5	10/23	call	241	238	-3
440	10/23	call	573	846	+273
445	10/23	call	353	349	-4
450	10/23	call	1,451	1,559	+108
450	10/23	put	2	0	-2
455	10/23	call	1,331	1,331	0
460	10/23	call	195	194	-1
465	10/23	call	806	807	+1
470	10/23	call	10	10	0
475	10/23	call	83	83	0

Expiration 2026-10-30

UNH open interest, settled 2026-10-21, expiration 2026-10-30, strikes 360 to 470

Strike	Expiry	Type	Prior OI	Settled OI	Change
360	10/30	call	43	43	0
360	10/30	put	317	313	-4
362.5	10/30	call	6	6	0
362.5	10/30	put	267	267	0
365	10/30	call	80	80	0
365	10/30	put	285	263	-22
367.5	10/30	call	4	4	0
367.5	10/30	put	91	91	0
370	10/30	call	124	124	0
370	10/30	put	214	209	-5
372.5	10/30	call	1	1	0
372.5	10/30	put	75	75	0
375	10/30	call	144	144	0
375	10/30	put	556	555	-1
377.5	10/30	call	197	197	0
377.5	10/30	put	233	219	-14
380	10/30	call	132	130	-2
380	10/30	put	397	392	-5
382.5	10/30	call	85	85	0
382.5	10/30	put	120	122	+2
385	10/30	call	580	580	0
385	10/30	put	510	543	+33
387.5	10/30	call	70	70	0
387.5	10/30	put	154	156	+2
390	10/30	call	247	249	+2
390	10/30	put	327	328	+1
392.5	10/30	call	130	130	0
392.5	10/30	put	607	625	+18
395	10/30	call	663	662	-1
395	10/30	put	1,184	1,201	+17
397.5	10/30	call	43	43	0
397.5	10/30	put	314	437	+123
400	10/30	call	859	858	-1
400	10/30	put	1,279	1,331	+52
402.5	10/30	call	100	103	+3
402.5	10/30	put	102	239	+137
405	10/30	call	766	784	+18
405	10/30	put	126	209	+83
407.5	10/30	call	231	255	+24
407.5	10/30	put	203	285	+82
410	10/30	call	2,058	2,058	0
410	10/30	put	529	527	-2
412.5	10/30	call	149	187	+38
412.5	10/30	put	523	538	+15
415	10/30	call	1,325	1,472	+147
415	10/30	put	597	611	+14
417.5	10/30	call	57	126	+69
417.5	10/30	put	620	574	-46
420	10/30	call	807	938	+131
420	10/30	put	170	172	+2
422.5	10/30	call	139	222	+83
422.5	10/30	put	35	257	+222
425	10/30	call	739	658	-81
425	10/30	put	33	36	+3
427.5	10/30	call	136	136	0
427.5	10/30	put	3	4	+1
430	10/30	call	1,915	1,942	+27
430	10/30	put	41	41	0
432.5	10/30	call	61	111	+50
435	10/30	call	580	540	-40
435	10/30	put	2	2	0
437.5	10/30	call	97	224	+127
440	10/30	call	1,402	1,480	+78
440	10/30	put	3	4	+1
442.5	10/30	call	149	130	-19
445	10/30	call	304	616	+312
450	10/30	call	533	552	+19
455	10/30	call	77	73	-4
460	10/30	call	74	76	+2
465	10/30	call	19	22	+3
470	10/30	call	9	9	0

Expiration 2026-11-06

UNH open interest, settled 2026-10-21, expiration 2026-11-06, strikes 340 to 490

Strike	Expiry	Type	Prior OI	Settled OI	Change
340	11/06	call	5	5	0
340	11/06	put	151	152	+1
345	11/06	call	6	6	0
345	11/06	put	155	156	+1
350	11/06	call	9	9	0
350	11/06	put	121	120	-1
355	11/06	call	2	2	0
355	11/06	put	274	273	-1
360	11/06	call	24	24	0
360	11/06	put	1,439	1,434	-5
365	11/06	call	27	26	-1
365	11/06	put	161	158	-3
370	11/06	call	208	208	0
370	11/06	put	282	308	+26
375	11/06	call	277	271	-6
375	11/06	put	290	306	+16
377.5	11/06	put	147	149	+2
380	11/06	call	73	73	0
380	11/06	put	265	268	+3
382.5	11/06	put	8	14	+6
385	11/06	call	67	67	0
385	11/06	put	214	206	-8
387.5	11/06	put	5	5	0
390	11/06	call	97	95	-2
390	11/06	put	202	216	+14
392.5	11/06	put	48	48	0
395	11/06	call	121	119	-2
395	11/06	put	171	199	+28
397.5	11/06	call	1	1	0
397.5	11/06	put	2	4	+2
400	11/06	call	297	308	+11
400	11/06	put	133	147	+14
402.5	11/06	call	62	66	+4
402.5	11/06	put	72	72	0
405	11/06	call	270	263	-7
405	11/06	put	103	103	0
407.5	11/06	call	8	10	+2
407.5	11/06	put	9	22	+13
410	11/06	call	1,652	1,601	-51
410	11/06	put	108	117	+9
412.5	11/06	call	7	8	+1
412.5	11/06	put	3	12	+9
415	11/06	call	380	384	+4
415	11/06	put	18	21	+3
417.5	11/06	call	21	43	+22
417.5	11/06	put	8	14	+6
420	11/06	call	220	221	+1
420	11/06	put	79	90	+11
422.5	11/06	call	34	49	+15
422.5	11/06	put	17	17	0
425	11/06	call	178	202	+24
425	11/06	put	11	11	0
430	11/06	call	125	127	+2
430	11/06	put	10	10	0
435	11/06	call	318	317	-1
435	11/06	put	1	2	+1
440	11/06	call	261	255	-6
440	11/06	put	6	6	0
445	11/06	call	110	123	+13
450	11/06	call	77	98	+21
455	11/06	call	68	68	0
460	11/06	call	263	263	0
465	11/06	call	54	54	0
470	11/06	call	7	7	0
475	11/06	call	8	8	0
480	11/06	call	22	22	0
490	11/06	call	32	32	0

Expiration 2026-11-13

UNH open interest, settled 2026-10-21, expiration 2026-11-13, strikes 215 to 510

Strike	Expiry	Type	Prior OI	Settled OI	Change
215	11/13	call	2	2	0
230	11/13	call	1	1	0
290	11/13	put	2	2	0
300	11/13	call	2	2	0
300	11/13	put	30	30	0
305	11/13	put	4	4	0
310	11/13	put	44	42	-2
315	11/13	put	42	32	-10
320	11/13	put	118	108	-10
325	11/13	put	553	553	0
330	11/13	put	58	58	0
335	11/13	put	56	56	0
340	11/13	call	5	5	0
340	11/13	put	79	79	0
345	11/13	call	1	1	0
345	11/13	put	132	132	0
350	11/13	call	4	4	0
350	11/13	put	101	101	0
355	11/13	call	2	2	0
355	11/13	put	61	61	0
360	11/13	call	10	10	0
360	11/13	put	505	512	+7
365	11/13	call	12	12	0
365	11/13	put	114	121	+7
370	11/13	call	7	9	+2
370	11/13	put	223	225	+2
375	11/13	call	27	27	0
375	11/13	put	725	721	-4
380	11/13	call	192	192	0
380	11/13	put	383	382	-1
385	11/13	call	59	58	-1
385	11/13	put	69	65	-4
390	11/13	call	44	47	+3
390	11/13	put	63	62	-1
395	11/13	call	119	118	-1
395	11/13	put	38	57	+19
400	11/13	call	398	398	0
400	11/13	put	91	119	+28
405	11/13	call	47	48	+1
405	11/13	put	138	139	+1
410	11/13	call	175	154	-21
410	11/13	put	53	54	+1
415	11/13	call	106	107	+1
415	11/13	put	36	39	+3
420	11/13	call	213	220	+7
420	11/13	put	41	40	-1
425	11/13	call	102	115	+13
425	11/13	put	25	25	0
430	11/13	call	332	320	-12
430	11/13	put	12	38	+26
435	11/13	call	163	154	-9
435	11/13	put	4	4	0
440	11/13	call	116	114	-2
440	11/13	put	7	7	0
445	11/13	call	466	475	+9
445	11/13	put	11	11	0
450	11/13	call	447	739	+292
450	11/13	put	1	1	0
455	11/13	call	146	150	+4
455	11/13	put	4	4	0
460	11/13	call	120	121	+1
465	11/13	call	147	156	+9
470	11/13	call	42	43	+1
475	11/13	call	18	22	+4
510	11/13	call	1	1	0

Expiration 2026-11-20

UNH open interest, settled 2026-10-21, expiration 2026-11-20, strikes 320 to 510

Strike	Expiry	Type	Prior OI	Settled OI	Change
320	11/20	call	156	156	0
320	11/20	put	909	908	-1
330	11/20	call	290	290	0
330	11/20	put	3,641	3,651	+10
340	11/20	call	346	346	0
340	11/20	put	2,820	2,794	-26
350	11/20	call	656	655	-1
350	11/20	put	7,666	7,631	-35
355	11/20	call	1	1	0
355	11/20	put	34	42	+8
360	11/20	call	499	499	0
360	11/20	put	2,858	2,800	-58
365	11/20	put	84	294	+210
370	11/20	call	1,447	1,446	-1
370	11/20	put	1,932	1,947	+15
375	11/20	put	56	62	+6
377.5	11/20	put	199	199	0
380	11/20	call	1,450	1,448	-2
380	11/20	put	1,648	1,655	+7
382.5	11/20	call	1	1	0
382.5	11/20	put	115	122	+7
385	11/20	call	1	146	+145
385	11/20	put	102	105	+3
387.5	11/20	put	37	142	+105
390	11/20	call	1,105	1,210	+105
390	11/20	put	4,687	4,730	+43
392.5	11/20	call	1	1	0
392.5	11/20	put	73	73	0
395	11/20	call	9	11	+2
395	11/20	put	80	84	+4
397.5	11/20	call	4	4	0
397.5	11/20	put	5	15	+10
400	11/20	call	4,269	4,260	-9
400	11/20	put	4,825	4,815	-10
402.5	11/20	call	191	191	0
402.5	11/20	put	48	48	0
405	11/20	call	515	515	0
405	11/20	put	61	68	+7
407.5	11/20	call	1,028	1,029	+1
407.5	11/20	put	64	65	+1
410	11/20	call	2,506	2,499	-7
410	11/20	put	1,051	1,055	+4
412.5	11/20	call	44	43	-1
412.5	11/20	put	41	45	+4
415	11/20	call	36	44	+8
415	11/20	put	59	69	+10
417.5	11/20	call	86	117	+31
417.5	11/20	put	22	34	+12
420	11/20	call	3,293	4,140	+847
420	11/20	put	868	863	-5
422.5	11/20	call	43	270	+227
422.5	11/20	put	32	35	+3
425	11/20	call	76	73	-3
425	11/20	put	7	6	-1
430	11/20	call	2,195	2,250	+55
430	11/20	put	340	315	-25
435	11/20	call	262	256	-6
435	11/20	put	1	1	0
440	11/20	call	1,564	2,098	+534
440	11/20	put	160	160	0
445	11/20	call	124	139	+15
445	11/20	put	0	1	+1
450	11/20	call	6,512	6,651	+139
450	11/20	put	320	320	0
460	11/20	call	2,084	2,025	-59
460	11/20	put	116	116	0
470	11/20	call	1,840	1,845	+5
470	11/20	put	1	1	0
480	11/20	call	1,902	1,897	-5
490	11/20	call	562	563	+1
500	11/20	call	1,593	1,573	-20
510	11/20	call	2	2	0

Expiration 2026-11-27

UNH open interest, settled 2026-10-21, expiration 2026-11-27, strikes 305 to 530

Strike	Expiry	Type	Prior OI	Settled OI	Change
305	11/27	put	2	2	0
310	11/27	put	35	35	0
315	11/27	put	1	1	0
320	11/27	put	16	16	0
325	11/27	call	1	1	0
325	11/27	put	36	36	0
330	11/27	call	1	1	0
330	11/27	put	21	18	-3
335	11/27	put	59	59	0
340	11/27	put	59	60	+1
345	11/27	call	57	57	0
345	11/27	put	62	62	0
350	11/27	call	63	63	0
350	11/27	put	55	57	+2
355	11/27	call	362	362	0
355	11/27	put	32	39	+7
360	11/27	call	748	748	0
360	11/27	put	120	121	+1
365	11/27	call	189	189	0
365	11/27	put	106	105	-1
370	11/27	call	77	77	0
370	11/27	put	120	108	-12
375	11/27	call	1,029	1,029	0
375	11/27	put	101	89	-12
380	11/27	call	282	282	0
380	11/27	put	266	271	+5
385	11/27	call	120	120	0
385	11/27	put	115	125	+10
390	11/27	call	38	38	0
390	11/27	put	332	341	+9
395	11/27	call	83	83	0
395	11/27	put	138	149	+11
400	11/27	call	329	329	0
400	11/27	put	49	71	+22
405	11/27	call	65	65	0
405	11/27	put	57	62	+5
410	11/27	call	100	111	+11
410	11/27	put	61	65	+4
415	11/27	call	164	164	0
415	11/27	put	75	83	+8
420	11/27	call	87	95	+8
420	11/27	put	59	60	+1
425	11/27	call	102	104	+2
425	11/27	put	127	125	-2
430	11/27	call	153	152	-1
430	11/27	put	50	50	0
435	11/27	call	92	92	0
435	11/27	put	11	11	0
440	11/27	call	254	252	-2
440	11/27	put	121	121	0
445	11/27	call	106	107	+1
445	11/27	put	9	9	0
450	11/27	call	145	162	+17
450	11/27	put	6	6	0
455	11/27	call	298	301	+3
455	11/27	put	14	14	0
460	11/27	call	841	840	-1
460	11/27	put	3	3	0
465	11/27	call	53	54	+1
470	11/27	call	32	34	+2
475	11/27	call	9	9	0
480	11/27	call	1	1	0
485	11/27	call	4	4	0
490	11/27	call	0	3	+3
500	11/27	call	143	143	0
530	11/27	call	2	2	0

Later expirations (2026-12-18, 2027-01-15, 2027-03-19, 2027-06-17, 2027-09-17, 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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