DXCM Options Open Interest by Strike, Oct 21 Settlement

DXCM 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 13 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, 449 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 64 to 97. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.

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

Strike	Expiry	Type	Prior OI	Settled OI	Change
79	10/23	call	3	421	+418
80	10/23	put	156	358	+202
81	10/23	call	39	217	+178
84	10/23	call	184	274	+90
85	10/23	call	234	160	-74
82	10/23	call	26	95	+69
78	10/23	put	3	58	+55
81	10/30	put	15	66	+51
80	10/23	call	12	60	+48
80	11/06	put	7	48	+41
77	10/23	put	8	47	+39
55	03/19	put	376	407	+31
67	10/30	put	0	28	+28
89	10/23	put	26	0	-26
83	10/23	call	50	75	+25

Expiration 2026-10-23

DXCM open interest, settled 2026-10-21, expiration 2026-10-23, strikes 70 to 102

Strike	Expiry	Type	Prior OI	Settled OI	Change
70	10/23	call	1	1	0
73	10/23	call	6	6	0
74	10/23	call	0	2	+2
75	10/23	call	1	2	+1
75	10/23	put	0	1	+1
76	10/23	call	2	2	0
77	10/23	put	8	47	+39
78	10/23	call	5	5	0
78	10/23	put	3	58	+55
79	10/23	call	3	421	+418
79	10/23	put	46	51	+5
80	10/23	call	12	60	+48
80	10/23	put	156	358	+202
81	10/23	call	39	217	+178
81	10/23	put	56	49	-7
82	10/23	call	26	95	+69
82	10/23	put	49	33	-16
83	10/23	call	50	75	+25
83	10/23	put	14	14	0
84	10/23	call	184	274	+90
84	10/23	put	139	135	-4
85	10/23	call	234	160	-74
85	10/23	put	22	22	0
86	10/23	call	22	28	+6
86	10/23	put	20	20	0
87	10/23	call	112	112	0
87	10/23	put	14	13	-1
88	10/23	call	92	93	+1
88	10/23	put	8	5	-3
89	10/23	call	27	26	-1
89	10/23	put	26	0	-26
90	10/23	call	71	72	+1
90	10/23	put	1	0	-1
91	10/23	call	19	18	-1
91	10/23	put	1	0	-1
92	10/23	call	1	1	0
93	10/23	call	11	11	0
94	10/23	call	145	145	0
95	10/23	call	166	166	0
96	10/23	call	3	3	0
97	10/23	call	34	34	0
98	10/23	call	4	4	0
99	10/23	call	1	1	0
100	10/23	call	22	22	0
101	10/23	call	3	3	0
101	10/23	put	1	0	-1
102	10/23	put	1	1	0

Expiration 2026-10-30

DXCM open interest, settled 2026-10-21, expiration 2026-10-30, strikes 60 to 125

Strike	Expiry	Type	Prior OI	Settled OI	Change
60	10/30	call	5	5	0
65	10/30	put	4	5	+1
67	10/30	put	0	28	+28
68	10/30	put	12	19	+7
69	10/30	put	0	5	+5
70	10/30	put	69	69	0
71	10/30	put	0	9	+9
72	10/30	put	18	19	+1
73	10/30	put	13	14	+1
74	10/30	put	10	15	+5
75	10/30	call	0	3	+3
75	10/30	put	43	59	+16
76	10/30	put	19	19	0
77	10/30	put	3	18	+15
78	10/30	call	0	1	+1
78	10/30	put	14	15	+1
79	10/30	call	0	2	+2
79	10/30	put	8	9	+1
80	10/30	call	2	2	0
80	10/30	put	32	41	+9
81	10/30	call	1	9	+8
81	10/30	put	15	66	+51
82	10/30	call	1	3	+2
82	10/30	put	26	42	+16
83	10/30	call	2	2	0
83	10/30	put	3	6	+3
84	10/30	call	5	5	0
84	10/30	put	17	17	0
85	10/30	call	25	33	+8
85	10/30	put	8	11	+3
86	10/30	call	3	3	0
86	10/30	put	3	3	0
87	10/30	call	8	12	+4
88	10/30	call	5	15	+10
88	10/30	put	84	84	0
89	10/30	call	1	5	+4
89	10/30	put	3	3	0
90	10/30	call	987	986	-1
91	10/30	call	159	154	-5
92	10/30	call	2	2	0
93	10/30	call	26	35	+9
94	10/30	call	11	14	+3
95	10/30	call	1,480	1,480	0
96	10/30	call	36	36	0
97	10/30	call	5	5	0
98	10/30	call	97	98	+1
99	10/30	call	30	30	0
100	10/30	call	56	66	+10
101	10/30	call	0	11	+11
105	10/30	call	47	47	0
125	10/30	call	2	2	0

Expiration 2026-11-06

DXCM open interest, settled 2026-10-21, expiration 2026-11-06, strikes 65 to 105

Strike	Expiry	Type	Prior OI	Settled OI	Change
65	11/06	call	10	10	0
65	11/06	put	2	2	0
70	11/06	put	1	1	0
75	11/06	put	277	277	0
77	11/06	put	3	19	+16
79	11/06	put	1	1	0
80	11/06	call	7	7	0
80	11/06	put	7	48	+41
81	11/06	call	0	2	+2
81	11/06	put	1	12	+11
82	11/06	call	0	1	+1
82	11/06	put	0	1	+1
83	11/06	call	0	1	+1
83	11/06	put	0	2	+2
84	11/06	call	99	100	+1
84	11/06	put	4	4	0
85	11/06	call	5	5	0
85	11/06	put	5	4	-1
86	11/06	call	2	2	0
87	11/06	call	13	14	+1
87	11/06	put	11	11	0
88	11/06	call	3	6	+3
88	11/06	put	0	3	+3
89	11/06	call	2	2	0
90	11/06	call	8	9	+1
90	11/06	put	2	2	0
91	11/06	call	1	1	0
92	11/06	call	1	1	0
93	11/06	call	5	5	0
94	11/06	call	5	5	0
95	11/06	call	19	19	0
96	11/06	call	3	3	0
97	11/06	call	1	1	0
98	11/06	call	30	30	0
99	11/06	call	51	51	0
100	11/06	call	33	32	-1
105	11/06	call	150	150	0

Expiration 2026-11-13

DXCM open interest, settled 2026-10-21, expiration 2026-11-13, strikes 65 to 115

Strike	Expiry	Type	Prior OI	Settled OI	Change
65	11/13	put	11	12	+1
70	11/13	put	20	20	0
72	11/13	put	1	1	0
73	11/13	call	0	5	+5
73	11/13	put	2	2	0
75	11/13	put	19	20	+1
76	11/13	put	16	16	0
77	11/13	put	2	2	0
78	11/13	put	10	16	+6
80	11/13	call	90	90	0
81	11/13	call	0	5	+5
81	11/13	put	12	12	0
82	11/13	call	0	2	+2
83	11/13	put	2	2	0
84	11/13	put	1	1	0
85	11/13	call	1	1	0
85	11/13	put	2	2	0
86	11/13	put	51	51	0
87	11/13	put	25	25	0
88	11/13	call	2	1	-1
90	11/13	call	2	3	+1
91	11/13	call	3	3	0
92	11/13	call	2	2	0
94	11/13	call	1	1	0
95	11/13	call	7	6	-1
96	11/13	call	3	3	0
97	11/13	call	1	1	0
98	11/13	call	3	3	0
99	11/13	call	5	5	0
100	11/13	call	20	20	0
105	11/13	call	2	3	+1
115	11/13	call	1	1	0

Expiration 2026-11-20

DXCM open interest, settled 2026-10-21, expiration 2026-11-20, strikes 60 to 120

Strike	Expiry	Type	Prior OI	Settled OI	Change
60	11/20	put	45	45	0
65	11/20	put	77	77	0
70	11/20	call	3	3	0
70	11/20	put	218	226	+8
75	11/20	call	2	2	0
75	11/20	put	85	94	+9
76	11/20	put	4	5	+1
77	11/20	put	2	5	+3
78	11/20	put	1	1	0
79	11/20	put	0	5	+5
80	11/20	call	19	19	0
80	11/20	put	76	80	+4
81	11/20	put	3	7	+4
82	11/20	put	0	1	+1
83	11/20	put	6	9	+3
85	11/20	call	116	130	+14
85	11/20	put	639	638	-1
86	11/20	call	3	3	0
86	11/20	put	55	55	0
87	11/20	call	3	3	0
87	11/20	put	28	28	0
90	11/20	call	396	393	-3
90	11/20	put	24	24	0
91	11/20	call	0	5	+5
92	11/20	call	0	5	+5
93	11/20	call	0	4	+4
94	11/20	call	291	293	+2
95	11/20	call	409	417	+8
96	11/20	call	0	1	+1
97	11/20	call	0	11	+11
98	11/20	call	0	3	+3
100	11/20	call	167	166	-1
105	11/20	call	346	343	-3
110	11/20	call	88	86	-2
115	11/20	call	275	275	0
120	11/20	call	108	108	0

Expiration 2026-11-27

DXCM open interest, settled 2026-10-21, expiration 2026-11-27, strikes 70 to 96

Strike	Expiry	Type	Prior OI	Settled OI	Change
70	11/27	put	13	13	0
79	11/27	put	0	1	+1
81	11/27	put	0	5	+5
83	11/27	call	10	10	0
86	11/27	call	1	1	0
87	11/27	call	5	5	0
89	11/27	call	1	1	0
93	11/27	call	1	1	0
95	11/27	call	4	4	0
96	11/27	call	5	5	0

Later expirations (2026-12-18, 2027-01-15, 2027-03-19, 2027-06-17, 2027-09-17, 2028-01-21, 2029-01-19) and all other strikes are in the Markdown table.

Markdown table | Open interest changes across symbols

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