PNC Options Open Interest by Strike, Oct 21 Settlement
PNC 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 16 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, 577 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 178 to 267. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.
PNC: largest changes in the full book, settled 2026-10-21 vs 2026-10-20
Strike
Expiry
Type
Prior OI
Settled OI
Change
225
11/06
put
1
301
+300
180
01/21
put
8
302
+294
250
12/18
call
469
564
+95
220
10/23
call
88
112
+24
230
03/19
call
280
300
+20
240
01/15
call
611
626
+15
230
10/23
call
81
95
+14
250
01/15
call
459
473
+14
220
11/13
call
2
15
+13
230
10/30
call
37
47
+10
220
09/17
call
13
23
+10
220
10/30
call
46
38
-8
232.5
11/20
call
3
11
+8
225
11/13
call
17
24
+7
225
11/20
call
46
53
+7
Expiration 2026-10-23
PNC open interest, settled 2026-10-21, expiration 2026-10-23, strikes 130 to 255
Strike
Expiry
Type
Prior OI
Settled OI
Change
130
10/23
put
1
1
0
140
10/23
call
8
9
+1
145
10/23
call
8
9
+1
150
10/23
call
0
2
+2
160
10/23
put
50
50
0
165
10/23
put
1
1
0
170
10/23
put
1
1
0
192.5
10/23
put
2
2
0
195
10/23
put
3
3
0
197.5
10/23
put
1
1
0
200
10/23
put
4
4
0
202.5
10/23
put
1
1
0
205
10/23
put
12
12
0
207.5
10/23
call
2
2
0
207.5
10/23
put
5
5
0
210
10/23
call
1
1
0
210
10/23
put
40
40
0
212.5
10/23
put
88
87
-1
215
10/23
call
76
76
0
215
10/23
put
78
84
+6
217.5
10/23
call
263
263
0
217.5
10/23
put
60
60
0
220
10/23
call
88
112
+24
220
10/23
put
68
68
0
222.5
10/23
call
75
81
+6
222.5
10/23
put
10
10
0
225
10/23
call
216
222
+6
225
10/23
put
134
134
0
227.5
10/23
call
58
60
+2
227.5
10/23
put
1
1
0
230
10/23
call
81
95
+14
230
10/23
put
11
10
-1
232.5
10/23
call
4
4
0
235
10/23
call
46
46
0
240
10/23
call
466
466
0
245
10/23
call
5
5
0
250
10/23
call
20
20
0
255
10/23
call
3
3
0
Expiration 2026-10-30
PNC open interest, settled 2026-10-21, expiration 2026-10-30, strikes 140 to 270
Strike
Expiry
Type
Prior OI
Settled OI
Change
140
10/30
put
0
2
+2
145
10/30
put
0
1
+1
185
10/30
call
2
2
0
192.5
10/30
put
1
1
0
195
10/30
put
3
3
0
200
10/30
put
9
9
0
202.5
10/30
put
1
1
0
205
10/30
put
14
14
0
207.5
10/30
put
0
1
+1
210
10/30
call
1
1
0
210
10/30
put
41
39
-2
212.5
10/30
put
4
6
+2
215
10/30
call
18
16
-2
215
10/30
put
5
5
0
217.5
10/30
put
2
2
0
220
10/30
call
46
38
-8
220
10/30
put
13
13
0
222.5
10/30
call
5
5
0
225
10/30
call
17
17
0
227.5
10/30
call
0
1
+1
230
10/30
call
37
47
+10
230
10/30
put
1
1
0
235
10/30
call
4
4
0
237.5
10/30
call
28
28
0
240
10/30
call
6
6
0
250
10/30
call
3
3
0
255
10/30
call
20
20
0
270
10/30
call
1
1
0
Expiration 2026-11-06
PNC open interest, settled 2026-10-21, expiration 2026-11-06, strikes 175 to 255
Strike
Expiry
Type
Prior OI
Settled OI
Change
175
11/06
put
1
1
0
180
11/06
put
1
1
0
190
11/06
put
1
1
0
195
11/06
put
2
2
0
200
11/06
put
20
20
0
205
11/06
put
3
3
0
210
11/06
call
1
1
0
210
11/06
put
23
23
0
212.5
11/06
put
6
7
+1
215
11/06
call
21
21
0
215
11/06
put
18
18
0
217.5
11/06
put
13
13
0
220
11/06
call
35
36
+1
220
11/06
put
1
1
0
225
11/06
call
30
32
+2
225
11/06
put
1
301
+300
227.5
11/06
call
0
5
+5
230
11/06
call
16
16
0
230
11/06
put
1
1
0
232.5
11/06
put
3
3
0
235
11/06
call
4
4
0
240
11/06
call
9
9
0
240
11/06
put
3
3
0
255
11/06
call
3
3
0
Expiration 2026-11-13
PNC open interest, settled 2026-10-21, expiration 2026-11-13, strikes 185 to 250
Strike
Expiry
Type
Prior OI
Settled OI
Change
185
11/13
put
2
2
0
190
11/13
put
35
35
0
195
11/13
put
51
51
0
200
11/13
call
5
5
0
200
11/13
put
5
5
0
205
11/13
call
2
2
0
205
11/13
put
24
24
0
210
11/13
call
1
1
0
210
11/13
put
40
40
0
215
11/13
call
7
8
+1
215
11/13
put
37
37
0
220
11/13
call
2
15
+13
220
11/13
put
11
11
0
225
11/13
call
17
24
+7
225
11/13
put
2
2
0
230
11/13
call
60
61
+1
235
11/13
call
1
2
+1
235
11/13
put
60
60
0
240
11/13
call
9
9
0
245
11/13
call
2
2
0
250
11/13
call
5
5
0
Expiration 2026-11-20
PNC open interest, settled 2026-10-21, expiration 2026-11-20, strikes 125 to 310
Strike
Expiry
Type
Prior OI
Settled OI
Change
125
11/20
put
1
1
0
130
11/20
put
9
9
0
135
11/20
put
4
4
0
140
11/20
put
52
52
0
145
11/20
put
22
22
0
150
11/20
put
8
8
0
155
11/20
put
5
5
0
160
11/20
put
7
7
0
165
11/20
put
2
2
0
170
11/20
put
35
35
0
175
11/20
put
14
14
0
180
11/20
put
50
50
0
185
11/20
put
14
14
0
190
11/20
call
5
5
0
190
11/20
put
582
582
0
195
11/20
call
3
3
0
195
11/20
put
137
137
0
200
11/20
call
7
7
0
200
11/20
put
143
143
0
207.5
11/20
put
2
3
+1
210
11/20
call
14
14
0
210
11/20
put
244
240
-4
212.5
11/20
put
3
3
0
217.5
11/20
call
10
5
-5
217.5
11/20
put
1
1
0
220
11/20
call
265
265
0
220
11/20
put
477
477
0
222.5
11/20
call
62
63
+1
225
11/20
call
46
53
+7
227.5
11/20
call
3
4
+1
227.5
11/20
put
0
1
+1
230
11/20
call
966
971
+5
230
11/20
put
50
50
0
232.5
11/20
call
3
11
+8
235
11/20
call
10
11
+1
240
11/20
call
192
195
+3
240
11/20
put
47
47
0
242.5
11/20
call
1
8
+7
250
11/20
call
98
98
0
255
11/20
call
3
3
0
260
11/20
call
801
796
-5
270
11/20
call
873
873
0
280
11/20
call
126
126
0
290
11/20
call
52
52
0
300
11/20
call
307
307
0
310
11/20
call
2
2
0
Expiration 2026-11-27
PNC open interest, settled 2026-10-21, expiration 2026-11-27, strikes 175 to 250
Strike
Expiry
Type
Prior OI
Settled OI
Change
175
11/27
put
1
1
0
195
11/27
put
24
24
0
200
11/27
put
25
25
0
205
11/27
call
9
9
0
210
11/27
put
1
1
0
215
11/27
call
2
2
0
220
11/27
put
2
2
0
225
11/27
call
0
6
+6
230
11/27
call
2
2
0
230
11/27
put
1
1
0
235
11/27
call
25
25
0
235
11/27
put
61
61
0
240
11/27
call
24
24
0
250
11/27
call
1
1
0
Later expirations (2026-12-18, 2027-01-15, 2027-02-19, 2027-03-19, 2027-05-21, 2027-06-17, 2027-09-17, 2028-01-21, 2028-12-15, 2029-01-19) and all other strikes are in the Markdown table.