OI update signal: Not checked today MSFT / AAPL · Checked Oct 23, 09:56 EDT
The latest collection was incomplete. Some data may be out of date.
View affected symbolsAADX,AAMI,AAP,ABAT,ABCB,ABEO,ABG,ABM,ABOS,ABSI,ABTC,ABUS,ABVC,ACB,ACET,ACH,ACHC,ACLS,ACMR,ACNB,ACOG,ACRS,ACTG,ADIG,ADTN,ADUR,ADUS,AER,AESI,AEXA,AFCG,AGEN,AGI,AGIO,AGL,AGNT,AGYS,AHRT,AIFC,AIFU,AIP,AIRJ,AIRO,AIRS,AKBA,ALC,ALDX,ALEC,ALGT,ALH,ALKS,ALKT,ALLO,ALLT,ALMS,ALNY,ALT,ALTI,ALTO,AMAL,AMBA,AMBQ,AMCX,AMPG,AMPL,AMPY,AMR,AMRC,AMRZ,AMTM,AMTX,ANAB,ANGI,ANGO,ANGX,ANIK,ANIP,ANIX,ANNX,ANRO,ANVS,AOSL,APEI,APLE,APOG,ARAY,ARCO,ARDT,ARDX,AREC,ARIS,ARLO,AROC,AROW,ARQ,ARTV,ARX,ARXS,ASAN,ASC,ASLE,ASMB,ASO,ASPN,ASTE,ASTH,ASTI,ASTL,ASUR,ASYS,ATEC,ATEN,ATLO,ATNI,ATRC,ATRO,AU,AUDC,AUGO,AUPH,AVAH,AVBC,AVPT,AVR,AWI,AWR,AWRE,AXGN,AXSM,AYA,AZ,BANC,BAND,BANF,BBD,BBVA,BCPC,BCSF,BKKT,BLZE,BMI,BMO,BMRC,BNS,BSBR,BUSE,CENN,COLD,CUE,DDD,DOX,DRTS,EZPW,FAC,FATE,FBIO,FBNC,FCBC,FDMT,FDXF,FELE,FER,FERG,FFBC,FHTX,FIRY,FISI,FLD,FLL,FLNA,FLNG,FLOC,FLUT,FLWS,FLY,FMAO,FMBH,FMNB,FNLC,FORM,FORR,FOSL,FPH,FRHC,FSBC,FSTR,FSUN,FSV,FTRE,FWDI,FWRG,GDYN,GFI,GH,GLBS,GLOO,GPI,GPRE,GRBK,GRDN,GSBC,GSIT,GTN,HAFN,HAPN,HASI,HAWK,HBM,HBNC,HBT,HCSG,HDB,HDSN,HE,HEI,HELP,HESM,HHH,HITI,HLF,HMY,HNGE,HNRG,HNST,HONA,HOS,HPK,HPP,HRI,HROW,HRZN,HSBC,HTFL,HTGC,HTT,HUBG,HUCK,HUMA,HUN,HY,IA,IART,ICHR,ICL,ICLR,IDYA,IESC,IGIC,IIPR,IMMX,IMNM,IMPP,IMTX,IMUX,IMVT,IMXI,INBK,INBX,ING,INGN,INIO,INMB,INMD,INOD,INR,INSE,INSM,INSP,INV,INVE,INVX,IOND,IONS,IPWR,IRLA,IRMD,IRTC,IRWD,IVR,IVVD,LFWD,MT,NTLA,PI,RAIL,RCEL,RCUS,SBC,SEV,SPRY,SRCE,THFF,TKNO,TRAX,TXG

ERAS

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $13.53 · Expirations before Oct 23, 2026 hidden automatically.

ITM In the money Unshaded: out of the money ATM Strike equals stock price Based on the saved stock price
212 contracts / 9 expirationsClick OI for history
Nov 20, 2026EXPIRATION22 contracts / 11 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2026-11-20, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 1In the money +1New 0.00% 2.50 0 0 0New 285.44%
0 0In the money 0New 281.13% 5.00 6 6 0 172.23%
0 0In the money 0New 169.94% 7.50 0 0 0New 178.92%
34 34In the money 0 137.60% 10.00 2,394 2,394 0 114.83%
58 58In the money 0 137.65% 12.50NEAREST ATM 3,197 3,196 -1 94.79%
STOCK PRICE $13.53
9,382 9,376 -6 105.43% 15.00 2,386 2,386In the money 0 49.32%
25,304 25,317 +13 120.01% 17.50 23 23In the money 0 86.23%
522 571 +49 112.62% 20.00 2 2In the money 0 0.00%
7,505 7,406 -99 134.96% 22.50 1 1In the money 0 0.00%
19 65 +46 153.90% 25.00 0 0In the money 0New 0.00%
1 1 0 184.86% 30.00 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2026-12-18, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1,118 1,118In the money 0 298.45% 2.50 0 0 0New 326.00%
64 64In the money 0 164.26% 5.00 10 10 0 197.70%
472 472In the money 0 138.77% 7.50 223 223 0 134.31%
2,383 2,383In the money 0 118.94% 10.00 206 206 0 126.28%
553 553In the money 0 121.95% 12.50NEAREST ATM 506 506 0 106.18%
STOCK PRICE $13.53
3,003 3,003 0 91.89% 15.00 2,519 2,519In the money 0 106.04%
792 828 +36 113.44% 17.50 64 64In the money 0 105.05%
1,393 1,393 0 110.38% 20.00 12 12In the money 0 106.37%
181 181 0 130.06% 22.50 0 0In the money 0New 0.00%
1,203 1,153 -50 117.08% 25.00 1 1In the money 0 0.00%
162 162 0 139.90% 30.00 3 3In the money 0 0.00%
763 763 0 191.66% 35.00 0 0In the money 0New 0.00%
Jan 15, 2027EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1,597 1,597In the money 0 264.28% 2.50 0 0 0New 297.63%
19 19In the money 0 163.88% 5.00 957 957 0 161.47%
24 24In the money 0 131.89% 7.50 4,301 4,301 0 104.26%
15,195 15,195In the money 0 113.63% 10.00 967 967 0 108.58%
2,128 2,128In the money 0 110.50% 12.50NEAREST ATM 218 218 0 104.29%
STOCK PRICE $13.53
11,001 11,002 +1 104.72% 15.00 5,314 5,314In the money 0 107.32%
4,262 4,264 +2 104.34% 17.50 159 159In the money 0 101.36%
3,948 3,949 +1 103.22% 20.00 299 299In the money 0 95.26%
2,118 2,118 0 105.54% 22.50 199 199In the money 0 94.41%
151 151 0 105.57% 25.00 12 12In the money 0 0.00%
514 514 0 139.61% 30.00 0 0In the money 0New 0.00%
25,737 25,737 0 121.12% 35.00 0 0In the money 0New 0.00%
Mar 19, 2027EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2027-03-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 215.05% 2.50 0 0 0New 413.92%
0 0In the money 0New 125.14% 5.00 0 0 0New 137.06%
3 3In the money 0 112.33% 7.50 2 2 0 109.35%
367 367In the money 0 136.60% 10.00 105 105 0 95.84%
100 100In the money 0 75.50% 12.50NEAREST ATM 116 116 0 87.67%
STOCK PRICE $13.53
131 131 0 93.33% 15.00 168 168In the money 0 89.06%
26 26 0 107.93% 17.50 15 15In the money 0 86.70%
79 79 0 93.82% 20.00 0 0In the money 0New 83.82%
0 0 0New 93.14% 22.50 17 17In the money 0 87.52%
2 2 0 99.62% 25.00 0 0In the money 0New 87.66%
3 3 0 138.56% 30.00 0 0In the money 0New 0.00%
42 42 0 98.88% 35.00 0 0In the money 0New 0.00%
Apr 16, 2027EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2027-04-16, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 195.00% 2.50 0 0 0New 341.32%
0 0In the money 0New 188.37% 5.00 0 0 0New 227.26%
0 0In the money 0New 117.58% 7.50 2 2 0 116.60%
1 1In the money 0 94.35% 10.00 7 7 0 107.54%
13 13In the money 0 94.76% 12.50NEAREST ATM 2 2 0 91.68%
STOCK PRICE $13.53
0 0 0New 92.53% 15.00 0 0In the money 0New 88.63%
1 1 0 92.42% 17.50 0 0In the money 0New 89.26%
4 4 0 90.29% 20.00 0 0In the money 0New 84.52%
0 0 0New 105.82% 22.50 0 0In the money 0New 80.44%
0 0 0New 96.16% 25.00 0 0In the money 0New 78.29%
1 1 0 131.52% 30.00 0 0In the money 0New 0.00%
1 2 +1 116.71% 35.00 0 0In the money 0New 0.00%
Jun 17, 2027EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2027-06-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 181.02% 2.50 0 0 0New 382.75%
85 85In the money 0 107.65% 5.00 100 100 0 106.71%
19 19In the money 0 101.80% 7.50 2 2 0 112.18%
70 69In the money -1 97.48% 10.00 67 67 0 96.67%
29 29In the money 0 75.21% 12.50NEAREST ATM 17 17 0 89.10%
STOCK PRICE $13.53
43 43 0 80.42% 15.00 106 128In the money +22 80.02%
22 22 0 70.60% 17.50 51 51In the money 0 86.68%
88 88 0 76.93% 20.00 0 0In the money 0New 85.84%
20 20 0 76.10% 22.50 0 0In the money 0New 85.42%
23 23 0 100.99% 25.00 0 0In the money 0New 80.52%
13 13 0 97.62% 30.00 0 0In the money 0New 69.19%
18 18 0 87.50% 35.00 1 1In the money 0 71.96%
Dec 17, 2027EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2027-12-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 123.04% 2.50 0 0 0New 429.30%
19 19In the money 0 98.60% 5.00 0 0 0New 180.86%
239 239In the money 0 95.89% 7.50 1 1 0 121.20%
169 169In the money 0 90.73% 10.00 2 2 0 84.30%
52 52In the money 0 86.58% 12.50NEAREST ATM 1 1 0 77.76%
STOCK PRICE $13.53
0 0 0New 83.55% 15.00 23 23In the money 0 76.32%
46 46 0 82.66% 17.50 1,993 1,993In the money 0 76.21%
31 75 +44 76.24% 20.00 2 2In the money 0 75.26%
939 943 +4 78.17% 22.50 0 0In the money 0New 74.88%
124 124 0 81.87% 25.00 13 13In the money 0 75.51%
77 77 0 92.11% 30.00 0 0In the money 0New 76.76%
23 23 0 100.18% 35.00 0 0In the money 0New 73.38%
Jan 21, 2028EXPIRATION24 contracts / 12 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2028-01-21, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
21 21In the money 0 119.13% 2.50 0 0 0New 415.87%
31 31In the money 0 97.65% 5.00 3 3 0 174.18%
207 207In the money 0 93.76% 7.50 4 4 0 116.68%
144 144In the money 0 88.25% 10.00 413 413 0 81.14%
88 88In the money 0 87.00% 12.50NEAREST ATM 856 856 0 74.80%
STOCK PRICE $13.53
161 161 0 80.88% 15.00 608 608In the money 0 73.45%
192 192 0 80.78% 17.50 15 15In the money 0 74.21%
465 465 0 73.63% 20.00 560 560In the money 0 74.17%
49 49 0 79.26% 22.50 1 1In the money 0 74.76%
117 117 0 80.70% 25.00 0 0In the money 0New 72.69%
630 630 0 88.82% 30.00 0 0In the money 0New 73.83%
834 834 0 96.57% 35.00 0 0In the money 0New 70.09%
Jan 19, 2029EXPIRATION22 contracts / 11 strikes
SAVED STOCK PRICE$13.53Nearest ATM strike $12.50
Jump to ATM
ERAS option chain expiring 2029-01-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
21 15In the money -6 123.59% 2.50 0 0 0New 339.42%
0 0In the money 0New 90.77% 5.00 0 0 0New 134.41%
0 0In the money 0New 81.03% 7.50 0 0 0New 90.44%
0 0In the money 0New 80.55% 10.00 0 0 0New 65.80%
53 53In the money 0 85.47% 12.50NEAREST ATM 2 2 0 66.80%
STOCK PRICE $13.53
5 5 0 74.67% 15.00 0 0In the money 0New 66.97%
0 0 0New 71.67% 17.50 31 31In the money 0 76.53%
8 8 0 67.76% 20.00 0 0In the money 0New 65.56%
5 5 0 66.88% 22.50 0 0In the money 0New 65.98%
0 0 0New 65.18% 25.00 0 0In the money 0New 65.22%
3 3 0 65.26% 30.00 0 0In the money 0New 68.65%

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