OI update signal: Likely updated MSFT / AAPL · Checked Oct 26, 11:45 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 Some data may be out of date.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

TWST

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $133.99 · 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
514 contracts / 6 expirationsClick OI for history
Nov 20, 2026EXPIRATION70 contracts / 35 strikes
SAVED STOCK PRICE$133.99Nearest ATM strike $135.00
Jump to ATM
TWST option chain expiring 2026-11-20, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 124.22% 80.00 0 0 0New 129.99%
1 1In the money 0 123.19% 85.00 5 5 0 123.03%
11 11In the money 0 121.42% 90.00 52 52 0 114.60%
0 0In the money 0New 118.32% 95.00 14 14 0 112.95%
8 8In the money 0 116.67% 100.00 23 24 +1 106.07%
0 0In the money 0New 115.22% 105.00 7 7 0 106.92%
214 214In the money 0 113.76% 110.00 61 83 +22 110.84%
204 204In the money 0 113.03% 115.00 723 723 0 108.45%
7 7In the money 0 112.02% 120.00 69 63 -6 109.46%
1 1In the money 0 111.08% 125.00 492 491 -1 107.05%
11 11In the money 0 109.92% 130.00 228 233 +5 108.23%
STOCK PRICE $133.99
128 140 +12 108.54% 135.00NEAREST ATM 154 153In the money -1 105.65%
15 15 0 110.25% 140.00 189 189In the money 0 107.77%
114 115 +1 109.51% 145.00 875 876In the money +1 106.76%
171 173 +2 114.68% 150.00 152 171In the money +19 106.65%
316 322 +6 110.65% 155.00 261 261In the money 0 106.22%
387 392 +5 108.67% 160.00 427 427In the money 0 105.17%
613 618 +5 106.45% 165.00 38 38In the money 0 105.80%
222 227 +5 108.32% 170.00 18 19In the money +1 104.92%
623 620 -3 107.28% 175.00 231 231In the money 0 106.62%
48 53 +5 107.73% 180.00 1,370 1,370In the money 0 103.39%
50 50 0 108.00% 185.00 26 22In the money -4 107.03%
109 122 +13 108.67% 190.00 73 73In the money 0 106.56%
245 245 0 113.96% 195.00 181 181In the money 0 105.64%
190 223 +33 108.85% 200.00 12 12In the money 0 104.25%
40 40 0 117.69% 210.00 16 16In the money 0 104.18%
1,321 1,323 +2 108.84% 220.00 6 6In the money 0 103.39%
92 92 0 115.24% 230.00 0 0In the money 0New 108.32%
31 31 0 124.96% 240.00 2 2In the money 0 93.60%
113 113 0 117.66% 250.00 0 0In the money 0New 0.00%
11 11 0 117.50% 260.00 0 0In the money 0New 110.29%
25 25 0 139.48% 270.00 0 0In the money 0New 0.00%
6 6 0 145.02% 280.00 0 0In the money 0New 0.00%
1 1 0 150.30% 290.00 0 0In the money 0New 0.00%
75 75 0 135.68% 300.00 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION54 contracts / 27 strikes
SAVED STOCK PRICE$133.99Nearest ATM strike $135.00
Jump to ATM
TWST option chain expiring 2026-12-18, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 102.36% 75.00 0 0 0New 105.44%
0 0In the money 0New 98.26% 80.00 0 0 0New 101.78%
0 0In the money 0New 103.59% 85.00 0 0 0New 98.25%
0 0In the money 0New 101.78% 90.00 0 0 0New 96.61%
0 0In the money 0New 100.97% 95.00 1 1 0 95.75%
3 3In the money 0 99.57% 100.00 26 26 0 97.20%
1 1In the money 0 99.42% 105.00 1 1 0 95.47%
1 1In the money 0 98.90% 110.00 2 2 0 94.89%
0 0In the money 0New 98.36% 115.00 7 7 0 94.55%
0 0In the money 0New 97.56% 120.00 4 4 0 95.48%
0 0In the money 0New 96.78% 125.00 6 6 0 94.19%
1 2In the money +1 97.02% 130.00 0 0 0New 93.18%
STOCK PRICE $133.99
100 100 0 97.73% 135.00NEAREST ATM 107 108In the money +1 93.87%
10 10 0 96.59% 140.00 2 153In the money +151 93.14%
13 13 0 98.16% 145.00 0 1In the money +1New 93.19%
1 3 +2 95.89% 150.00 0 1In the money +1New 95.94%
21 22 +1 95.45% 155.00 0 3In the money +3New 94.41%
0 0 0New 97.66% 160.00 0 0In the money 0New 94.04%
0 0 0New 97.34% 165.00 0 0In the money 0New 93.45%
10 11 +1 95.38% 170.00 0 0In the money 0New 95.50%
5 5 0 96.34% 175.00 2 2In the money 0 93.90%
7 7 0 96.82% 180.00 3 3In the money 0 94.61%
1 2 +1 96.79% 185.00 0 0In the money 0New 94.25%
1 2 +1 97.15% 190.00 0 0In the money 0New 94.52%
19 19 0 95.19% 195.00 0 0In the money 0New 95.28%
4 3 -1 96.49% 200.00 0 0In the money 0New 94.26%
3 5 +2 97.47% 210.00 1 1In the money 0 94.99%
Jan 15, 2027EXPIRATION116 contracts / 58 strikes
SAVED STOCK PRICE$133.99Nearest ATM strike $135.00
Jump to ATM
TWST option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
24 24 0 90.37% 230.00 4 4In the money 0 90.30%
114 114 0 87.03% 240.00 0 0In the money 0New 90.60%
1,081 1,082 +1 86.20% 250.00 2 2In the money 0 93.61%
60 60 0 92.78% 260.00 0 0In the money 0New 90.16%
54 54 0 92.28% 270.00 0 0In the money 0New 88.05%
1 1 0 92.20% 280.00 0 0In the money 0New 90.24%
0 0 0New 93.63% 290.00 0 0In the money 0New 96.70%
5 5 0 83.12% 300.00 0 0In the money 0New 0.00%
Showing strikes 51–58 of 58
Apr 16, 2027EXPIRATION78 contracts / 39 strikes
SAVED STOCK PRICE$133.99Nearest ATM strike $135.00
Jump to ATM
TWST 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 93.93% 60.00 0 0 0New 90.80%
0 0In the money 0New 92.94% 65.00 10 10 0 86.70%
1 1In the money 0 92.50% 70.00 20 20 0 91.41%
0 0In the money 0New 93.57% 75.00 20 20 0 89.02%
1 1In the money 0 94.05% 80.00 0 0 0New 89.52%
0 0In the money 0New 92.94% 85.00 20 20 0 89.34%
0 0In the money 0New 91.10% 90.00 0 0 0New 89.98%
0 0In the money 0New 91.92% 95.00 1 1 0 89.26%
3 3In the money 0 92.05% 100.00 11 11 0 89.92%
0 0In the money 0New 91.10% 105.00 2 2 0 89.60%
0 0In the money 0New 90.77% 110.00 1 1 0 88.78%
9 9In the money 0 90.99% 115.00 5 5 0 89.23%
1 1In the money 0 90.61% 120.00 25 25 0 89.04%
0 0In the money 0New 90.93% 125.00 5 5 0 88.75%
0 0In the money 0New 90.44% 130.00 6 6 0 88.98%
STOCK PRICE $133.99
5 5 0 90.35% 135.00NEAREST ATM 0 0In the money 0New 88.87%
5 5 0 89.95% 140.00 6 6In the money 0 88.66%
0 0 0New 89.83% 145.00 8 8In the money 0 88.47%
10 11 +1 89.98% 150.00 3 3In the money 0 88.15%
6 6 0 89.21% 155.00 5 5In the money 0 88.37%
8 8 0 89.27% 160.00 4 4In the money 0 87.40%
4 4 0 89.11% 165.00 0 0In the money 0New 87.80%
38 39 +1 89.00% 170.00 0 0In the money 0New 87.44%
6 6 0 88.83% 175.00 2 2In the money 0 87.54%
6 6 0 88.86% 180.00 3 3In the money 0 87.16%
1 1 0 88.85% 185.00 0 0In the money 0New 87.13%
0 0 0New 88.67% 190.00 3 3In the money 0 87.19%
1 1 0 88.59% 195.00 2 2In the money 0 87.49%
33 33 0 88.59% 200.00 7 7In the money 0 87.49%
4 4 0 88.73% 210.00 0 0In the money 0New 87.31%
17 17 0 88.38% 220.00 0 0In the money 0New 87.41%
1 1 0 88.66% 230.00 1 1In the money 0 87.92%
25 25 0 87.46% 240.00 1 1In the money 0 87.27%
38 39 +1 87.60% 250.00 1 1In the money 0 87.83%
0 0 0New 88.58% 260.00 0 0In the money 0New 88.56%
2 2 0 88.38% 270.00 1 1In the money 0 87.70%
0 0 0New 88.01% 280.00 0 0In the money 0New 88.68%
0 0 0New 88.28% 290.00 0 0In the money 0New 87.74%
1 1 0 88.51% 300.00 1 1In the money 0 88.78%
Jun 17, 2027EXPIRATION98 contracts / 49 strikes
SAVED STOCK PRICE$133.99Nearest ATM strike $135.00
Jump to ATM
TWST option chain expiring 2027-06-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 94.86% 42.50 0 0 0New 94.98%
0 0In the money 0New 92.37% 45.00 0 0 0New 94.44%
10 10In the money 0 92.97% 47.50 0 0 0New 90.59%
0 0In the money 0New 89.79% 50.00 3 3 0 87.81%
1 1In the money 0 92.93% 55.00 0 0 0New 90.70%
12 12In the money 0 91.00% 60.00 1 1 0 91.03%
1 1In the money 0 92.91% 65.00 0 0 0New 91.23%
0 0In the money 0New 92.68% 70.00 1 1 0 91.10%
0 0In the money 0New 92.22% 75.00 0 0 0New 90.53%
0 0In the money 0New 92.32% 77.50 0 0 0New 90.57%
0 0In the money 0New 92.03% 80.00 5 5 0 90.65%
0 0In the money 0New 92.02% 82.50 1 1 0 90.57%
0 0In the money 0New 92.26% 85.00 0 0 0New 90.53%
0 0In the money 0New 91.59% 87.50 0 0 0New 90.36%
2 2In the money 0 91.56% 90.00 0 0 0New 90.42%
0 0In the money 0New 91.59% 92.50 0 0 0New 90.54%
0 0In the money 0New 91.67% 95.00 3 3 0 90.18%
1 1In the money 0 92.28% 97.50 0 0 0New 90.55%
6 6In the money 0 92.12% 100.00 27 27 0 90.47%
2 2In the money 0 91.22% 105.00 1 1 0 90.13%
3 3In the money 0 91.50% 110.00 8 8 0 90.09%
1 1In the money 0 91.56% 115.00 3 3 0 89.83%
0 0In the money 0New 91.17% 120.00 1 1 0 89.41%
8 8In the money 0 90.27% 125.00 8 8 0 89.49%
21 22In the money +1 90.68% 130.00 0 0 0New 88.66%
STOCK PRICE $133.99
9 9 0 90.70% 135.00NEAREST ATM 1 1In the money 0 88.74%
3 1 -2 90.13% 140.00 0 0In the money 0New 88.69%
1 1 0 90.20% 145.00 1 1In the money 0 88.42%
13 8 -5 89.96% 150.00 3 3In the money 0 88.06%
7 7 0 89.65% 155.00 0 0In the money 0New 87.76%
7 7 0 89.29% 160.00 0 0In the money 0New 87.84%
0 0 0New 89.00% 165.00 0 0In the money 0New 87.52%
3 3 0 89.48% 170.00 0 0In the money 0New 87.79%
4 4 0 89.00% 175.00 0 0In the money 0New 87.61%
61 61 0 88.84% 180.00 5 5In the money 0 87.73%
1 1 0 89.24% 185.00 0 0In the money 0New 87.59%
1 1 0 89.39% 190.00 0 0In the money 0New 88.01%
0 0 0New 89.04% 195.00 2 2In the money 0 87.61%
127 127 0 88.96% 200.00 40 40In the money 0 87.20%
2 3 +1 89.32% 210.00 0 0In the money 0New 87.55%
1 1 0 89.28% 220.00 2 2In the money 0 87.59%
3 3 0 89.36% 230.00 0 0In the money 0New 87.60%
0 0 0New 89.12% 240.00 0 0In the money 0New 87.74%
3 3 0 89.58% 250.00 0 0In the money 0New 87.80%
0 0 0New 88.86% 260.00 0 0In the money 0New 88.52%
4 4 0 89.05% 270.00 0 0In the money 0New 88.96%
0 0 0New 89.14% 280.00 0 0In the money 0New 88.81%
0 0 0New 89.02% 290.00 0 0In the money 0New 88.54%
0 0 0New 88.97% 300.00 0 0In the money 0New 89.31%
Dec 17, 2027EXPIRATION98 contracts / 49 strikes
SAVED STOCK PRICE$133.99Nearest ATM strike $135.00
Jump to ATM
TWST option chain expiring 2027-12-17, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
3 3In the money 0 89.93% 42.50 1 1 0 91.39%
2 2In the money 0 92.23% 45.00 0 0 0New 90.92%
1 1In the money 0 90.70% 47.50 4 4 0 90.25%
3 3In the money 0 89.15% 50.00 3 3 0 92.34%
0 0In the money 0New 88.61% 55.00 1 1 0 90.06%
6 6In the money 0 89.75% 60.00 2 2 0 89.82%
4 4In the money 0 89.03% 65.00 1 1 0 89.01%
0 0In the money 0New 90.66% 70.00 5 5 0 89.46%
1 1In the money 0 89.90% 75.00 0 0 0New 88.53%
0 0In the money 0New 89.41% 77.50 0 0 0New 88.76%
7 7In the money 0 87.76% 80.00 2 2 0 85.95%
1 1In the money 0 87.49% 82.50 0 0 0New 87.55%
2 2In the money 0 87.59% 85.00 1 1 0 87.94%
0 0In the money 0New 87.59% 87.50 0 0 0New 87.67%
6 6In the money 0 88.20% 90.00 5 5 0 87.74%
0 0In the money 0New 87.37% 92.50 0 0 0New 87.20%
14 14In the money 0 87.16% 95.00 37 37 0 87.26%
1 1In the money 0 87.53% 97.50 0 0 0New 87.24%
19 19In the money 0 87.57% 100.00 8 8 0 86.93%
0 0In the money 0New 86.88% 105.00 0 0 0New 86.89%
5 5In the money 0 87.16% 110.00 7 7 0 86.92%
7 7In the money 0 86.89% 115.00 5 5 0 86.75%
33 33In the money 0 86.89% 120.00 0 0 0New 86.20%
4 4In the money 0 86.51% 125.00 10 10 0 86.10%
3 3In the money 0 86.29% 130.00 1 1 0 85.74%
STOCK PRICE $133.99
1 1 0 86.83% 135.00NEAREST ATM 2 2In the money 0 85.45%
1 1 0 86.54% 140.00 18 18In the money 0 85.99%
3 3 0 86.13% 145.00 37 37In the money 0 85.42%
221 204 -17 86.08% 150.00 10 10In the money 0 86.61%
10 10 0 86.29% 155.00 4 4In the money 0 85.81%
8 8 0 86.58% 160.00 13 13In the money 0 85.83%
2 2 0 85.87% 165.00 0 0In the money 0New 85.74%
4 5 +1 86.68% 170.00 11 11In the money 0 85.56%
16 16 0 85.97% 175.00 3 3In the money 0 85.81%
21 21 0 85.99% 180.00 3 3In the money 0 85.80%
20 20 0 86.19% 185.00 0 0In the money 0New 86.22%
4 4 0 85.88% 190.00 9 9In the money 0 85.69%
22 22 0 85.94% 195.00 15 15In the money 0 85.96%
57 57 0 85.93% 200.00 0 0In the money 0New 86.59%
1 1 0 86.58% 210.00 4 4In the money 0 85.89%
8 8 0 86.15% 220.00 0 0In the money 0New 86.67%
19 19 0 86.37% 230.00 17 17In the money 0 86.35%
0 0 0New 86.39% 240.00 5 5In the money 0 86.68%
76 76 0 86.24% 250.00 6 6In the money 0 86.82%
2 2 0 85.93% 260.00 9 9In the money 0 86.75%
62 62 0 86.35% 270.00 32 32In the money 0 86.50%
0 0 0New 85.74% 280.00 0 0In the money 0New 86.06%
0 0 0New 86.34% 290.00 0 0In the money 0New 86.91%
7 26 +19 86.37% 300.00 0 0In the money 0New 85.60%

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