EMR Options Open Interest by Strike, Oct 21 Settlement
EMR 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, 488 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 130 to 196. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.
EMR: largest changes in the full book, settled 2026-10-21 vs 2026-10-20
Strike
Expiry
Type
Prior OI
Settled OI
Change
170
01/15
call
560
652
+92
167.5
10/23
call
31
122
+91
165
10/30
call
16
107
+91
162.5
10/23
call
144
197
+53
185
01/21
call
26
57
+31
152.5
10/23
put
124
152
+28
140
01/15
put
195
222
+27
160
10/23
put
433
459
+26
160
01/15
put
177
198
+21
145
10/23
put
0
20
+20
150
10/23
put
11
31
+20
172.5
10/23
call
218
238
+20
175
12/18
call
1,680
1,699
+19
157.5
10/23
put
34
50
+16
180
12/18
call
922
938
+16
Expiration 2026-10-23
EMR open interest, settled 2026-10-21, expiration 2026-10-23, strikes 85 to 192.5
Strike
Expiry
Type
Prior OI
Settled OI
Change
85
10/23
call
0
1
+1
90
10/23
call
2
2
0
90
10/23
put
2
2
0
95
10/23
call
2
2
0
95
10/23
put
1
1
0
110
10/23
put
0
3
+3
115
10/23
put
0
3
+3
130
10/23
put
4
4
0
134
10/23
call
1
1
0
135
10/23
call
1
1
0
137
10/23
call
1
1
0
137
10/23
put
3
3
0
138
10/23
call
1
1
0
139
10/23
call
11
11
0
140
10/23
call
11
11
0
141
10/23
call
28
28
0
141
10/23
put
4
4
0
142
10/23
call
28
28
0
144
10/23
call
1
1
0
145
10/23
call
30
30
0
145
10/23
put
0
20
+20
146
10/23
call
30
30
0
147
10/23
call
10
10
0
147
10/23
put
10
10
0
148
10/23
call
11
11
0
148
10/23
put
8
8
0
149
10/23
call
9
9
0
149
10/23
put
0
1
+1
150
10/23
call
4
4
0
150
10/23
put
11
31
+20
152.5
10/23
call
2
2
0
152.5
10/23
put
124
152
+28
155
10/23
call
5
5
0
155
10/23
put
16
16
0
157.5
10/23
call
3
3
0
157.5
10/23
put
34
50
+16
160
10/23
call
665
667
+2
160
10/23
put
433
459
+26
162.5
10/23
call
144
197
+53
162.5
10/23
put
60
60
0
165
10/23
call
265
267
+2
165
10/23
put
19
19
0
167.5
10/23
call
31
122
+91
170
10/23
call
13
13
0
172.5
10/23
call
218
238
+20
175
10/23
call
11
11
0
177.5
10/23
call
43
43
0
192.5
10/23
put
0
1
+1
Expiration 2026-10-30
EMR open interest, settled 2026-10-21, expiration 2026-10-30, strikes 95 to 185
Strike
Expiry
Type
Prior OI
Settled OI
Change
95
10/30
put
0
2
+2
100
10/30
put
0
1
+1
115
10/30
put
1
1
0
137
10/30
put
16
16
0
140
10/30
put
6
6
0
141
10/30
put
1
1
0
143
10/30
put
4
4
0
144
10/30
put
2
3
+1
145
10/30
put
3
3
0
146
10/30
put
1
1
0
147
10/30
put
17
17
0
148
10/30
call
1
1
0
148
10/30
put
1
2
+1
150
10/30
call
2
2
0
150
10/30
put
16
23
+7
152.5
10/30
put
142
142
0
155
10/30
call
3
4
+1
155
10/30
put
109
111
+2
157.5
10/30
call
24
24
0
157.5
10/30
put
13
13
0
160
10/30
call
54
54
0
160
10/30
put
136
135
-1
162.5
10/30
call
256
257
+1
162.5
10/30
put
6
6
0
165
10/30
call
16
107
+91
165
10/30
put
1
1
0
167.5
10/30
call
88
93
+5
170
10/30
call
756
756
0
170
10/30
put
2
2
0
172.5
10/30
call
35
35
0
175
10/30
call
117
117
0
177.5
10/30
call
2
2
0
180
10/30
call
6
6
0
182.5
10/30
call
13
13
0
185
10/30
call
1
1
0
Expiration 2026-11-06
EMR open interest, settled 2026-10-21, expiration 2026-11-06, strikes 140 to 190
Strike
Expiry
Type
Prior OI
Settled OI
Change
140
11/06
put
1
1
0
141
11/06
put
1
1
0
143
11/06
put
1
1
0
144
11/06
put
7
6
-1
145
11/06
put
1
1
0
146
11/06
put
2
2
0
147
11/06
put
2
2
0
148
11/06
put
1
1
0
149
11/06
put
3
3
0
150
11/06
put
6
7
+1
155
11/06
call
1
1
0
155
11/06
put
2
2
0
157.5
11/06
call
1
1
0
157.5
11/06
put
3
3
0
160
11/06
call
13
10
-3
160
11/06
put
5
5
0
162.5
11/06
call
6
6
0
162.5
11/06
put
2
2
0
165
11/06
call
5
5
0
165
11/06
put
6
6
0
167.5
11/06
call
2
2
0
167.5
11/06
put
1
1
0
170
11/06
call
36
38
+2
172.5
11/06
call
429
429
0
175
11/06
call
14
14
0
177.5
11/06
call
54
54
0
190
11/06
put
2
1
-1
Expiration 2026-11-13
EMR open interest, settled 2026-10-21, expiration 2026-11-13, strikes 145 to 175
Strike
Expiry
Type
Prior OI
Settled OI
Change
145
11/13
put
2
2
0
146
11/13
put
2
2
0
148
11/13
put
1
1
0
149
11/13
put
1
1
0
152.5
11/13
put
3
3
0
155
11/13
call
4
4
0
155
11/13
put
1
1
0
160
11/13
call
3
3
0
162.5
11/13
call
5
7
+2
162.5
11/13
put
2
2
0
165
11/13
call
1
1
0
167.5
11/13
call
23
23
0
170
11/13
call
279
279
0
172.5
11/13
call
1
1
0
172.5
11/13
put
19
19
0
175
11/13
call
11
11
0
Expiration 2026-11-20
EMR open interest, settled 2026-10-21, expiration 2026-11-20, strikes 90 to 200
Strike
Expiry
Type
Prior OI
Settled OI
Change
90
11/20
put
2
2
0
115
11/20
put
1
1
0
120
11/20
put
0
1
+1
125
11/20
put
3
4
+1
130
11/20
put
589
589
0
135
11/20
put
90
90
0
140
11/20
put
75
75
0
145
11/20
call
1
1
0
145
11/20
put
94
109
+15
150
11/20
call
66
66
0
150
11/20
put
83
83
0
152.5
11/20
call
0
4
+4
155
11/20
call
120
120
0
155
11/20
put
311
311
0
157.5
11/20
call
2
2
0
160
11/20
call
875
876
+1
160
11/20
put
54
57
+3
162.5
11/20
call
0
3
+3
165
11/20
call
150
144
-6
165
11/20
put
5
5
0
170
11/20
call
334
329
-5
172.5
11/20
call
0
2
+2
175
11/20
call
475
475
0
177.5
11/20
call
1
1
0
180
11/20
call
312
309
-3
180
11/20
put
9
11
+2
185
11/20
call
619
619
0
190
11/20
call
15
22
+7
195
11/20
call
10
10
0
200
11/20
call
52
52
0
Expiration 2026-11-27
EMR open interest, settled 2026-10-21, expiration 2026-11-27, strikes 115 to 175
Strike
Expiry
Type
Prior OI
Settled OI
Change
115
11/27
put
1
1
0
120
11/27
put
5
5
0
135
11/27
put
1
1
0
140
11/27
put
1
1
0
145
11/27
put
6
8
+2
150
11/27
call
0
1
+1
155
11/27
call
1
1
0
155
11/27
put
5
8
+3
160
11/27
call
1
1
0
165
11/27
call
51
51
0
175
11/27
call
12
12
0
175
11/27
put
1
1
0
Later expirations (2026-12-18, 2027-01-15, 2027-03-19, 2027-05-21, 2027-06-17, 2027-09-17, 2028-01-21, 2029-01-19) and all other strikes are in the Markdown table.