Election 2026: what SPX options price for the Nov 4 session.Election 2026: what SPX options price

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SPCX Options Open Interest by Strike, Oct 21 Settlement

SPCX 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 24 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, 2,962 expiration/strike/type keys, is in the Markdown table.

SPCX, 2026-10-21 settlement: call and put open interest by strike bucket, 6 nearest expirations45,9110Strikes 126 to 127, calls: 147 contracts, settled 2026-10-21Strikes 126 to 127, puts: 2,154 contracts, settled 2026-10-21Strikes 127 to 128, calls: 110 contracts, settled 2026-10-21Strikes 127 to 128, puts: 3,780 contracts, settled 2026-10-21Strikes 128 to 129, calls: 179 contracts, settled 2026-10-21Strikes 128 to 129, puts: 3,036 contracts, settled 2026-10-21Strikes 129 to 130, calls: 143 contracts, settled 2026-10-21Strikes 129 to 130, puts: 3,304 contracts, settled 2026-10-21Strikes 130 to 131, calls: 387 contracts, settled 2026-10-21Strikes 130 to 131, puts: 24,967 contracts, settled 2026-10-21Strikes 131 to 132, calls: 94 contracts, settled 2026-10-21Strikes 131 to 132, puts: 2,104 contracts, settled 2026-10-21Strikes 132 to 133, calls: 123 contracts, settled 2026-10-21Strikes 132 to 133, puts: 3,359 contracts, settled 2026-10-21Strikes 133 to 134, calls: 103 contracts, settled 2026-10-21Strikes 133 to 134, puts: 1,616 contracts, settled 2026-10-21Strikes 134 to 135, calls: 106 contracts, settled 2026-10-21Strikes 134 to 135, puts: 3,077 contracts, settled 2026-10-21Strikes 135 to 136, calls: 646 contracts, settled 2026-10-21Strikes 135 to 136, puts: 23,715 contracts, settled 2026-10-21Strikes 136 to 137, calls: 241 contracts, settled 2026-10-21Strikes 136 to 137, puts: 3,324 contracts, settled 2026-10-21Strikes 137 to 138, calls: 523 contracts, settled 2026-10-21Strikes 137 to 138, puts: 4,606 contracts, settled 2026-10-21Strikes 138 to 139, calls: 701 contracts, settled 2026-10-21Strikes 138 to 139, puts: 3,331 contracts, settled 2026-10-21Strikes 139 to 140, calls: 1,725 contracts, settled 2026-10-21Strikes 139 to 140, puts: 29,193 contracts, settled 2026-10-21Strikes 140 to 141, calls: 761 contracts, settled 2026-10-21Strikes 140 to 141, puts: 1,831 contracts, settled 2026-10-21Strikes 141 to 142, calls: 804 contracts, settled 2026-10-21Strikes 141 to 142, puts: 5,080 contracts, settled 2026-10-21Strikes 142 to 143, calls: 789 contracts, settled 2026-10-21Strikes 142 to 143, puts: 4,854 contracts, settled 2026-10-21Strikes 143 to 144, calls: 3,368 contracts, settled 2026-10-21Strikes 143 to 144, puts: 6,548 contracts, settled 2026-10-21Strikes 144 to 145, calls: 4,821 contracts, settled 2026-10-21Strikes 144 to 145, puts: 18,658 contracts, settled 2026-10-21Strikes 145 to 146, calls: 8,061 contracts, settled 2026-10-21Strikes 145 to 146, puts: 3,695 contracts, settled 2026-10-21Strikes 146 to 148, calls: 5,536 contracts, settled 2026-10-21Strikes 146 to 148, puts: 4,237 contracts, settled 2026-10-21Strikes 148 to 149, calls: 4,065 contracts, settled 2026-10-21Strikes 148 to 149, puts: 9,501 contracts, settled 2026-10-21Strikes 149 to 150, calls: 5,011 contracts, settled 2026-10-21Strikes 149 to 150, puts: 4,851 contracts, settled 2026-10-21Strikes 150 to 151, calls: 10,672 contracts, settled 2026-10-21Strikes 150 to 151, puts: 28,919 contracts, settled 2026-10-21Strikes 152 to 153, calls: 6,937 contracts, settled 2026-10-21Strikes 152 to 153, puts: 8,705 contracts, settled 2026-10-21Strikes 153 to 154, calls: 2 contracts, settled 2026-10-21Strikes 153 to 154, puts: 1 contracts, settled 2026-10-21Strikes 155 to 156, calls: 17,442 contracts, settled 2026-10-21Strikes 155 to 156, puts: 35,744 contracts, settled 2026-10-21Strikes 157 to 158, calls: 12,523 contracts, settled 2026-10-21Strikes 157 to 158, puts: 10,676 contracts, settled 2026-10-21Strikes 159 to 160, calls: 25,143 contracts, settled 2026-10-21Strikes 159 to 160, puts: 29,190 contracts, settled 2026-10-21Strikes 160 to 161, calls: 13 contracts, settled 2026-10-21Strikes 160 to 161, puts: 1 contracts, settled 2026-10-21Strikes 161 to 162, calls: 9 contracts, settled 2026-10-21Strikes 161 to 162, puts: 11 contracts, settled 2026-10-21Strikes 162 to 163, calls: 16,215 contracts, settled 2026-10-21Strikes 162 to 163, puts: 6,979 contracts, settled 2026-10-21Strikes 163 to 164, calls: 9 contracts, settled 2026-10-21Strikes 163 to 164, puts: 4 contracts, settled 2026-10-21Strikes 164 to 165, calls: 34,455 contracts, settled 2026-10-21Strikes 164 to 165, puts: 8,094 contracts, settled 2026-10-21Strikes 167 to 168, calls: 24,971 contracts, settled 2026-10-21Strikes 167 to 168, puts: 2,718 contracts, settled 2026-10-21Strikes 169 to 171, calls: 45,911 contracts, settled 2026-10-21Strikes 169 to 171, puts: 2,944 contracts, settled 2026-10-21Strikes 172 to 173, calls: 20,478 contracts, settled 2026-10-21Strikes 172 to 173, puts: 1,072 contracts, settled 2026-10-21Strikes 175 to 176, calls: 27,420 contracts, settled 2026-10-21Strikes 175 to 176, puts: 1,920 contracts, settled 2026-10-21Strikes 177 to 178, calls: 8,938 contracts, settled 2026-10-21Strikes 177 to 178, puts: 106 contracts, settled 2026-10-21Strikes 180 to 181, calls: 18,351 contracts, settled 2026-10-21Strikes 180 to 181, puts: 669 contracts, settled 2026-10-21Strikes 182 to 183, calls: 3,591 contracts, settled 2026-10-21Strikes 182 to 183, puts: 4 contracts, settled 2026-10-21Strikes 184 to 185, calls: 9,580 contracts, settled 2026-10-21Strikes 184 to 185, puts: 126 contracts, settled 2026-10-21Strikes 187 to 188, calls: 1,979 contracts, settled 2026-10-21Strikes 187 to 188, puts: 28 contracts, settled 2026-10-21126188
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 126 to 188. Source: SquawkFlow's archive of settled open interest. Counts are contracts, not trades; they do not identify which side opened or closed a position.

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

StrikeExpiryTypePrior OISettled OIChange
12511/20put39,50317,370-22,133
15510/23put4,91322,501+17,588
21504/16call1012,893+12,883
16010/23put3,20111,261+8,060
15010/23put5,26612,843+7,577
17010/30call5,67912,325+6,646
16510/23call14,02020,665+6,645
29009/17call2136,814+6,601
30009/17call7687,184+6,416
16010/28put476,357+6,310
15510/30put2,5848,715+6,131
15010/30put7,73513,746+6,011
20001/15call41,00046,265+5,265
16010/26put2145,239+5,025
15003/19put9,80513,877+4,072
Expiration 2026-10-23

SPCX open interest, settled 2026-10-21, expiration 2026-10-23, strikes 126 to 187.5

StrikeExpiryTypePrior OISettled OIChange
12610/23call127136+9
12610/23put1,2451,429+184
12710/23call96106+10
12710/23put3,3933,389-4
12810/23call164158-6
12810/23put3,2372,789-448
12910/23call1301300
12910/23put835802-33
13010/23call268259-9
13010/23put13,23012,417-813
13110/23call65650
13110/23put1,0641,792+728
13210/23call8480-4
13210/23put1,3831,189-194
13310/23call8990+1
13310/23put1,5721,268-304
13410/23call4742-5
13410/23put1,7912,023+232
13510/23call250220-30
13510/23put11,3078,452-2,855
13610/23call210215+5
13610/23put4,7634,919+156
13710/23call111107-4
13710/23put1,5521,795+243
13810/23call264269+5
13810/23put2,7993,510+711
13910/23call553546-7
13910/23put1,8312,149+318
14010/23call1,0991,070-29
14010/23put20,49019,896-594
14110/23call381349-32
14110/23put1,068995-73
14210/23call418340-78
14210/23put3,4363,473+37
14310/23call552474-78
14310/23put1,4941,847+353
14410/23call2,9682,832-136
14410/23put1,3951,598+203
14510/23call3,7933,198-595
14510/23put10,37210,877+505
14610/23call7,5117,159-352
14610/23put2,0241,879-145
14710/23call3,6703,743+73
14710/23put2,4522,571+119
14810/23call3,0192,471-548
14810/23put2,4402,231-209
14910/23call3,9943,705-289
14910/23put1,5732,358+785
15010/23call7,5774,889-2,688
15010/23put5,26612,843+7,577
152.510/23call6,3395,084-1,255
152.510/23put2,2665,788+3,522
15510/23call10,3539,140-1,213
15510/23put4,91322,501+17,588
157.510/23call6,4757,244+769
157.510/23put1,8775,901+4,024
16010/23call13,13613,375+239
16010/23put3,20111,261+8,060
162.510/23call7,71911,409+3,690
162.510/23put1,1203,456+2,336
16510/23call14,02020,665+6,645
16510/23put2,0042,579+575
167.510/23call17,19620,277+3,081
167.510/23put1,0071,575+568
17010/23call26,71628,600+1,884
17010/23put1,3001,406+106
172.510/23call4,0836,571+2,488
172.510/23put802693-109
17510/23call10,25213,421+3,169
17510/23put7051,013+308
177.510/23call1,5293,573+2,044
177.510/23put105100-5
18010/23call7,3819,263+1,882
18010/23put6067+7
182.510/23call1,6362,123+487
182.510/23put13+2
18510/23call3,6714,439+768
18510/23put319+16
187.510/23call339560+221
187.510/23put110
Expiration 2026-10-26

SPCX open interest, settled 2026-10-21, expiration 2026-10-26, strikes 126 to 187.5

StrikeExpiryTypePrior OISettled OIChange
12610/26call330
12610/26put186148-38
12710/26call330
12710/26put184155-29
12810/26call110
12810/26put6563-2
12910/26call1112+1
12910/26put321315-6
13010/26call2827-1
13010/26put383407+24
13110/26call89+1
13110/26put95193+98
13210/26call65-1
13210/26put6776+9
13310/26call176-11
13310/26put208210+2
13410/26call880
13410/26put602348-254
13510/26call3215-17
13510/26put315292-23
13610/26call12120
13610/26put5251,327+802
13710/26call87870
13710/26put177161-16
13810/26call139131-8
13810/26put128136+8
13910/26call20200
13910/26put482229-253
14010/26call2932+3
14010/26put1,078794-284
14110/26call8581-4
14110/26put168184+16
14210/26call9391-2
14210/26put417448+31
14310/26call9389-4
14310/26put1631,304+1,141
14410/26call5464+10
14410/26put940995+55
14510/26call881860-21
14510/26put680889+209
14610/26call315254-61
14610/26put169458+289
14710/26call800725-75
14710/26put322321-1
14810/26call497247-250
14810/26put300591+291
14910/26call257220-37
14910/26put221675+454
15010/26call1,3861,154-232
15010/26put2811,287+1,006
152.510/26call401370-31
152.510/26put152493+341
15510/26call2,2312,109-122
15510/26put2112,585+2,374
157.510/26call498518+20
157.510/26put882,105+2,017
16010/26call1,2201,865+645
16010/26put2145,239+5,025
162.510/26call517979+462
162.510/26put145413+268
16510/26call1,1011,935+834
16510/26put502,259+2,209
167.510/26call222878+656
167.510/26put1130+19
17010/26call1,6363,570+1,934
17010/26put4675+29
172.510/26call144690+546
172.510/26put2937+8
17510/26call1,5482,940+1,392
17510/26put35+2
177.510/26call157481+324
177.510/26put01+1
18010/26call149559+410
18010/26put110
182.510/26call118685+567
18510/26call326815+489
18510/26put14+3
187.510/26call137715+578
187.510/26put027+27
Expiration 2026-10-28

SPCX open interest, settled 2026-10-21, expiration 2026-10-28, strikes 126 to 187.5

StrikeExpiryTypePrior OISettled OIChange
12610/28call880
12610/28put112+11
12710/28call01+1
12710/28put78+1
12810/28put46+2
12910/28call01+1
12910/28put1213+1
13010/28call220
13010/28put675660-15
13110/28call21-1
13110/28put1517+2
13210/28call01+1
13210/28put1534+19
13310/28call20-2
13310/28put1520+5
13410/28call550
13410/28put2021+1
13510/28call56+1
13510/28put153113-40
13610/28call110
13610/28put3238+6
13710/28call10-1
13710/28put2721-6
13810/28call110
13810/28put2625-1
13910/28call05+5
13910/28put2536+11
14010/28call1415+1
14010/28put281290+9
14110/28call330
14110/28put11697-19
14210/28call1312-1
14210/28put319364+45
14310/28call5957-2
14310/28put8885-3
14410/28call47470
14410/28put3,0231,910-1,113
14510/28call10790-17
14510/28put307301-6
14610/28call217210-7
14610/28put3067+37
14710/28call162146-16
14710/28put118123+5
14810/28call173184+11
14810/28put3,5664,882+1,316
14910/28call6755-12
14910/28put6195+34
15010/28call409326-83
15010/28put387762+375
152.510/28call146108-38
152.510/28put44309+265
15510/28call250182-68
15510/28put911,408+1,317
157.510/28call199289+90
157.510/28put35286+251
16010/28call434940+506
16010/28put476,357+6,310
162.510/28call159697+538
162.510/28put67222+155
16510/28call451926+475
16510/28put81225+144
167.510/28call117420+303
167.510/28put625+19
17010/28call204817+613
17010/28put831+23
172.510/28call35176+141
172.510/28put3039+9
17510/28call157421+264
17510/28put02+2
177.510/28call601,637+1,577
177.510/28put01+1
18010/28call204414+210
18010/28put02+2
182.510/28call555+50
18510/28call3096+66
18510/28put01+1
187.510/28call422+18
Expiration 2026-10-30

SPCX open interest, settled 2026-10-21, expiration 2026-10-30, strikes 126 to 187.5

StrikeExpiryTypePrior OISettled OIChange
12610/30put306313+7
12710/30put102228+126
12810/30call02+2
12810/30put35178+143
12910/30put2,1532,150-3
13010/30call8894+6
13010/30put9,25311,130+1,877
13110/30call2019-1
13110/30put10198-3
13210/30call110
13210/30put2,0542,050-4
13310/30call81-7
13310/30put123108-15
13410/30call12120
13410/30put626593-33
13510/30call139120-19
13510/30put7,3887,463+75
13610/30call51510
13610/30put842817-25
13710/30call4642-4
13710/30put1,4591,334-125
13810/30call7271-1
13810/30put968911-57
13910/30call128126-2
13910/30put965911-54
14010/30call628560-68
14010/30put6,4008,003+1,603
14110/30call278267-11
14110/30put456443-13
14210/30call348312-36
14210/30put765772+7
14310/30call189162-27
14310/30put1,5351,504-31
14410/30call360315-45
14410/30put1,8862,025+139
14510/30call754636-118
14510/30put5,8886,456+568
14610/30call487416-71
14610/30put1,0271,212+185
14710/30call790714-76
14710/30put1,1111,153+42
14810/30call1,178963-215
14810/30put9951,304+309
14910/30call924890-34
14910/30put1,1551,588+433
15010/30call4,8014,037-764
15010/30put7,73513,746+6,011
152.510/30call1,3981,287-111
152.510/30put1,4912,052+561
15510/30call4,6845,042+358
15510/30put2,5848,715+6,131
157.510/30call4,1254,149+24
157.510/30put1,3762,215+839
16010/30call7,1558,091+936
16010/30put5,0935,874+781
162.510/30call6,1092,674-3,435
162.510/30put6562,601+1,945
16510/30call7,0079,789+2,782
16510/30put2,7022,985+283
167.510/30call3,3983,290-108
167.510/30put6861,085+399
17010/30call5,67912,325+6,646
17010/30put1,4521,400-52
172.510/30call13,55912,901-658
172.510/30put249302+53
17510/30call11,13610,354-782
17510/30put882898+16
177.510/30call2,8593,086+227
177.510/30put13+2
18010/30call5,9087,844+1,936
18010/30put608592-16
182.510/30call232670+438
182.510/30put110
18510/30call3,4794,173+694
18510/30put25101+76
187.510/30call246667+421
Expiration 2026-11-02

SPCX open interest, settled 2026-10-21, expiration 2026-11-02, strikes 125 to 187.5

StrikeExpiryTypePrior OISettled OIChange
12511/02call152+51
12511/02put2628+2
12611/02put2502500
12811/02call017+17
12911/02put024+24
13011/02call34+1
13011/02put24339+315
13111/02put12+1
13211/02call036+36
13211/02put17+6
13311/02call06+6
13311/02put07+7
13411/02call139+38
13411/02put292+90
13511/02call01+1
13511/02put259268+9
13611/02call04+4
13611/02put220
13711/02call550
13711/02put07+7
13811/02call051+51
13811/02put89+1
13911/02call03+3
13911/02put05+5
14011/02call4348+5
14011/02put101148+47
14111/02call4136-5
14111/02put57102+45
14211/02call2120-1
14211/02put49+5
14311/02call36+3
14311/02put94112+18
14411/02call116107-9
14411/02put214+12
14511/02call2135+14
14511/02put5183+32
14611/02call2220-2
14611/02put1054+44
14711/02call177171-6
14711/02put3555+20
14811/02call203188-15
14811/02put20470+450
14911/02call160138-22
14911/02put3131+128
15011/02call435249-186
15011/02put54211+157
152.511/02call84840
152.511/02put360+57
15511/02call209192-17
15511/02put37510+473
157.511/02call25304+279
157.511/02put17126+109
16011/02call160806+646
16011/02put13401+388
162.511/02call32380+348
162.511/02put1276+275
16511/02call118273+155
16511/02put839+31
167.511/02call3295+63
167.511/02put03+3
17011/02call237449+212
17011/02put123+22
172.511/02call26110+84
17511/02call90161+71
17511/02put01+1
177.511/02call6151+145
18011/02call51223+172
18011/02put02+2
182.511/02call258+56
18511/02call132+31
18511/02put01+1
187.511/02call010+10
Expiration 2026-11-04

SPCX open interest, settled 2026-10-21, expiration 2026-11-04, strikes 130 to 185

StrikeExpiryTypePrior OISettled OIChange
13011/04call01+1
13011/04put014+14
13111/04put02+2
13211/04put03+3
13311/04put03+3
13511/04put821+13
13611/04call110
13611/04put143-11
13711/04put660
13811/04put15150
13911/04call01+1
13911/04put01+1
14011/04put2462+38
14111/04call225+23
14111/04put110+9
14211/04call029+29
14211/04put914+5
14311/04call110
14311/04put12+1
14411/04call330
14411/04put16+5
14511/04call220
14511/04put852+44
14611/04call32-1
14611/04put1525+10
14711/04call4037-3
14711/04put1114+3
14811/04call1512-3
14811/04put1123+12
14911/04call53-2
14911/04put24+2
15011/04call1517+2
15011/04put370+67
15211/04call220
152.511/04call02+2
152.511/04put03+3
15311/04call220
15311/04put110
15511/04call16777+761
15511/04put025+25
15711/04call12120
157.511/04call07+7
157.511/04put043+43
16011/04call2366+43
16011/04put058+58
16111/04call013+13
16111/04put01+1
16211/04call09+9
16211/04put011+11
162.511/04call016+16
162.511/04put07+7
16311/04call060+60
16311/04put04+4
16411/04call39+6
16411/04put04+4
16511/04call0867+867
16511/04put07+7
167.511/04call011+11
17011/04call0150+150
17011/04put09+9
172.511/04call030+30
172.511/04put01+1
17511/04call0123+123
17511/04put01+1
177.511/04call010+10
177.511/04put01+1
18011/04call048+48
18011/04put05+5
18511/04call025+25

Later expirations (2026-11-06, 2026-11-13, 2026-11-20, 2026-11-27, 2026-12-18, 2027-01-15, 2027-02-19, 2027-03-19, 2027-04-16, 2027-06-17, 2027-07-16, 2027-08-20, 2027-09-17, 2027-12-17, 2028-01-21, 2028-06-16, 2028-12-15, 2029-01-19) and all other strikes are in the Markdown table.

Markdown table | Open interest changes across symbols