MTB Options Open Interest by Strike, Oct 21 Settlement
MTB 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 9 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, 244 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 176 to 263. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.
MTB: largest changes in the full book, settled 2026-10-21 vs 2026-10-20
Strike
Expiry
Type
Prior OI
Settled OI
Change
260
12/18
call
221
191
-30
220
11/20
call
216
240
+24
230
11/20
call
391
414
+23
230
12/18
call
477
487
+10
240
02/19
call
12
21
+9
220
11/20
put
37
33
-4
250
04/16
call
22
25
+3
230
01/15
call
104
106
+2
160
06/17
put
40
42
+2
230
06/17
call
6
8
+2
195
11/20
put
10
9
-1
220
01/15
call
7
8
+1
220
04/16
call
6
7
+1
190
06/17
put
41
42
+1
250
06/17
call
47
48
+1
Expiration 2026-11-20
MTB open interest, settled 2026-10-21, expiration 2026-11-20, strikes 170 to 250
Strike
Expiry
Type
Prior OI
Settled OI
Change
170
11/20
put
2
2
0
180
11/20
put
3
3
0
185
11/20
put
6
6
0
190
11/20
put
2
2
0
195
11/20
put
10
9
-1
200
11/20
put
19
19
0
210
11/20
put
86
86
0
220
11/20
call
216
240
+24
220
11/20
put
37
33
-4
230
11/20
call
391
414
+23
230
11/20
put
35
35
0
240
11/20
call
97
97
0
250
11/20
call
53
53
0
Expiration 2026-12-18
MTB open interest, settled 2026-10-21, expiration 2026-12-18, strikes 95 to 300
Strike
Expiry
Type
Prior OI
Settled OI
Change
95
12/18
put
10
10
0
100
12/18
put
11
11
0
120
12/18
put
5
5
0
125
12/18
put
1
1
0
135
12/18
put
4
4
0
140
12/18
put
62
62
0
145
12/18
call
1
1
0
145
12/18
put
1
1
0
150
12/18
call
1
1
0
150
12/18
put
23
23
0
155
12/18
call
10
10
0
155
12/18
put
140
140
0
160
12/18
put
1
1
0
165
12/18
call
3
3
0
165
12/18
put
14
14
0
170
12/18
call
3
3
0
170
12/18
put
1
1
0
175
12/18
call
3
3
0
175
12/18
put
9
9
0
180
12/18
call
4
4
0
180
12/18
put
2
2
0
185
12/18
call
1
1
0
185
12/18
put
55
55
0
190
12/18
call
18
18
0
190
12/18
put
16
16
0
195
12/18
call
28
28
0
195
12/18
put
81
81
0
200
12/18
call
22
22
0
200
12/18
put
63
63
0
210
12/18
call
36
36
0
210
12/18
put
82
82
0
220
12/18
call
38
38
0
220
12/18
put
40
40
0
230
12/18
call
477
487
+10
230
12/18
put
8
8
0
240
12/18
call
208
208
0
240
12/18
put
6
6
0
250
12/18
call
174
174
0
250
12/18
put
3
3
0
260
12/18
call
221
191
-30
270
12/18
call
51
51
0
280
12/18
call
19
19
0
290
12/18
call
2
2
0
300
12/18
call
7
7
0
Expiration 2027-01-15
MTB open interest, settled 2026-10-21, expiration 2027-01-15, strikes 140 to 310
Strike
Expiry
Type
Prior OI
Settled OI
Change
140
01/15
call
1
1
0
140
01/15
put
1
1
0
150
01/15
put
1
1
0
170
01/15
call
1
1
0
175
01/15
call
1
1
0
175
01/15
put
4
4
0
185
01/15
put
69
69
0
195
01/15
call
1
1
0
195
01/15
put
8
8
0
200
01/15
put
13
13
0
210
01/15
call
5
5
0
210
01/15
put
102
102
0
220
01/15
call
7
8
+1
220
01/15
put
90
90
0
230
01/15
call
104
106
+2
230
01/15
put
55
55
0
240
01/15
call
103
103
0
240
01/15
put
61
61
0
250
01/15
call
164
164
0
250
01/15
put
30
30
0
260
01/15
call
106
106
0
270
01/15
call
188
188
0
280
01/15
call
140
140
0
290
01/15
call
9
9
0
300
01/15
call
72
72
0
310
01/15
call
1
1
0
Expiration 2027-02-19
MTB open interest, settled 2026-10-21, expiration 2027-02-19, strikes 125 to 320
Strike
Expiry
Type
Prior OI
Settled OI
Change
125
02/19
put
3
3
0
140
02/19
put
51
51
0
145
02/19
put
5
5
0
165
02/19
put
3
3
0
175
02/19
put
2
2
0
180
02/19
put
7
7
0
185
02/19
put
1
1
0
190
02/19
put
2
2
0
195
02/19
call
1
1
0
200
02/19
put
1
1
0
210
02/19
call
10
10
0
210
02/19
put
2
2
0
220
02/19
call
8
8
0
220
02/19
put
1
1
0
230
02/19
call
31
31
0
240
02/19
call
12
21
+9
250
02/19
call
42
42
0
260
02/19
call
34
34
0
270
02/19
call
32
32
0
280
02/19
call
21
21
0
300
02/19
call
2
2
0
310
02/19
call
2
2
0
320
02/19
call
1
1
0
Expiration 2027-03-19
MTB open interest, settled 2026-10-21, expiration 2027-03-19, strikes 105 to 330
Strike
Expiry
Type
Prior OI
Settled OI
Change
105
03/19
put
6
6
0
115
03/19
put
10
10
0
135
03/19
put
2
2
0
140
03/19
put
5
5
0
150
03/19
put
3
3
0
155
03/19
put
2
2
0
160
03/19
put
2
2
0
165
03/19
put
4
4
0
170
03/19
put
7
7
0
175
03/19
put
4
4
0
180
03/19
put
7
7
0
185
03/19
put
20
20
0
190
03/19
put
2
2
0
210
03/19
call
30
30
0
210
03/19
put
8
8
0
220
03/19
call
17
17
0
220
03/19
put
8
8
0
230
03/19
call
14
14
0
230
03/19
put
8
8
0
240
03/19
call
17
17
0
250
03/19
call
127
127
0
250
03/19
put
1
1
0
260
03/19
call
205
205
0
270
03/19
call
55
55
0
280
03/19
call
26
26
0
290
03/19
call
4
4
0
300
03/19
call
11
11
0
310
03/19
call
1
1
0
320
03/19
call
1
1
0
330
03/19
call
1
1
0
Expiration 2027-04-16
MTB open interest, settled 2026-10-21, expiration 2027-04-16, strikes 145 to 300
Strike
Expiry
Type
Prior OI
Settled OI
Change
145
04/16
put
1
1
0
150
04/16
put
11
11
0
160
04/16
put
3
3
0
165
04/16
put
1
1
0
170
04/16
put
7
7
0
175
04/16
put
3
3
0
180
04/16
put
2
2
0
185
04/16
put
9
9
0
190
04/16
put
2
2
0
195
04/16
put
9
9
0
210
04/16
call
4
4
0
220
04/16
call
6
7
+1
220
04/16
put
10
10
0
230
04/16
call
5
5
0
240
04/16
call
24
24
0
250
04/16
call
22
25
+3
260
04/16
call
4
4
0
270
04/16
call
2
2
0
280
04/16
call
1
1
0
290
04/16
call
1
1
0
300
04/16
call
1
1
0
Later expirations (2027-06-17, 2027-09-17, 2027-12-17) and all other strikes are in the Markdown table.