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 Some data may be out of date.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

MDLN

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $34.55 · 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
222 contracts / 7 expirationsClick OI for history
Nov 20, 2026EXPIRATION36 contracts / 18 strikes
SAVED STOCK PRICE$34.55Nearest ATM strike $35.00
Jump to ATM
MDLN option chain expiring 2026-11-20, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
4 4In the money 0 147.39% 17.50 0 0 0New 179.91%
10 10In the money 0 159.10% 20.00 1 1 0 150.19%
8 8In the money 0 103.05% 22.50 1 1 0 116.19%
0 0In the money 0New 89.27% 25.00 77 116 +39 98.14%
19 19In the money 0 73.84% 27.50 2,647 2,651 +4 71.83%
1 1In the money 0 67.00% 30.00 2,120 2,339 +219 77.81%
46 46In the money 0 63.75% 32.50 455 460 +5 61.67%
STOCK PRICE $34.55
337 342 +5 60.69% 35.00NEAREST ATM 904 909In the money +5 60.87%
4,867 2,917 -1,950 56.02% 37.50 16 16In the money 0 54.73%
807 956 +149 57.45% 40.00 402 402In the money 0 53.63%
193 191 -2 67.22% 42.50 0 0In the money 0New 46.20%
496 496 0 62.55% 45.00 34 34In the money 0 0.00%
224 224 0 83.38% 47.50 0 0In the money 0New 0.00%
163 163 0 82.76% 50.00 0 0In the money 0New 0.00%
1,115 1,115 0 109.75% 55.00 0 0In the money 0New 0.00%
12 12 0 124.53% 60.00 0 0In the money 0New 0.00%
1 1 0 146.28% 65.00 0 0In the money 0New 0.00%
0 0 0New 158.51% 70.00 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$34.55Nearest ATM strike $35.00
Jump to ATM
MDLN 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 104.65% 17.50 0 0 0New 172.77%
0 0In the money 0New 85.12% 20.00 0 0 0New 100.91%
3 3In the money 0 75.69% 22.50 0 0 0New 83.04%
0 0In the money 0New 67.47% 25.00 0 0 0New 66.77%
0 0In the money 0New 60.81% 27.50 0 0 0New 55.55%
0 0In the money 0New 56.28% 30.00 5 5 0 52.91%
0 0In the money 0New 51.37% 32.50 11 11 0 51.47%
STOCK PRICE $34.55
30 30 0 53.16% 35.00NEAREST ATM 14 19In the money +5 51.55%
11 11 0 50.39% 37.50 0 0In the money 0New 47.80%
24 24 0 48.80% 40.00 0 0In the money 0New 46.12%
44 44 0 48.38% 42.50 0 0In the money 0New 45.00%
0 0 0New 51.09% 45.00 0 0In the money 0New 46.81%
0 0 0New 71.07% 47.50 0 0In the money 0New 0.00%
0 0 0New 74.47% 50.00 0 0In the money 0New 0.00%
Jan 15, 2027EXPIRATION36 contracts / 18 strikes
SAVED STOCK PRICE$34.55Nearest ATM strike $35.00
Jump to ATM
MDLN option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 87.22% 17.50 0 0 0New 94.42%
4 4In the money 0 90.71% 20.00 0 0 0New 82.95%
20 20In the money 0 67.32% 22.50 0 0 0New 84.14%
1 1In the money 0 58.96% 25.00 47 47 0 57.02%
1 1In the money 0 55.10% 27.50 79 79 0 54.36%
91 91In the money 0 47.11% 30.00 3,648 3,648 0 57.83%
21 21In the money 0 48.87% 32.50 256 256 0 54.80%
STOCK PRICE $34.55
312 312 0 47.68% 35.00NEAREST ATM 554 570In the money +16 44.62%
110 110 0 47.69% 37.50 26 26In the money 0 45.78%
503 533 +30 53.70% 40.00 65 65In the money 0 40.24%
231 231 0 46.53% 42.50 23 23In the money 0 43.85%
330 330 0 52.54% 45.00 24 24In the money 0 47.50%
290 290 0 47.28% 47.50 0 0In the money 0New 40.40%
338 338 0 55.26% 50.00 0 0In the money 0New 0.00%
33 33 0 59.65% 55.00 0 0In the money 0New 0.00%
15 15 0 71.23% 60.00 0 0In the money 0New 0.00%
28 28 0 78.87% 65.00 0 0In the money 0New 0.00%
1 1 0 85.74% 70.00 0 0In the money 0New 0.00%
Feb 19, 2027EXPIRATION30 contracts / 15 strikes
SAVED STOCK PRICE$34.55Nearest ATM strike $35.00
Jump to ATM
MDLN option chain expiring 2027-02-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 61.94% 17.50 0 0 0New 83.86%
4 4In the money 0 68.53% 20.00 3 3 0 70.04%
7 7In the money 0 64.30% 22.50 0 0 0New 57.77%
0 0In the money 0New 55.38% 25.00 4 4 0 52.77%
7 7In the money 0 52.57% 27.50 0 0 0New 50.32%
1 1In the money 0 50.37% 30.00 98 98 0 48.28%
44 70In the money +26 48.73% 32.50 68 68 0 46.61%
STOCK PRICE $34.55
122 132 +10 48.50% 35.00NEAREST ATM 50 50In the money 0 46.46%
6 36 +30 47.01% 37.50 11 11In the money 0 45.75%
47 47 0 46.11% 40.00 2 2In the money 0 43.70%
23 23 0 45.94% 42.50 0 0In the money 0New 43.36%
68 68 0 44.78% 45.00 1 1In the money 0 44.56%
0 0 0New 46.01% 47.50 0 0In the money 0New 42.76%
18 18 0 45.53% 50.00 0 0In the money 0New 39.43%
6 6 0 51.61% 55.00 1 1In the money 0 0.00%
May 21, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$34.55Nearest ATM strike $35.00
Jump to ATM
MDLN option chain expiring 2027-05-21, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 65.03% 17.50 0 0 0New 60.90%
0 0In the money 0New 61.64% 20.00 20 20 0 56.19%
0 0In the money 0New 56.70% 22.50 0 0 0New 54.06%
1 1In the money 0 54.38% 25.00 0 0 0New 52.12%
0 0In the money 0New 51.04% 27.50 10 10 0 48.61%
7 7In the money 0 49.31% 30.00 87 87 0 49.90%
0 0In the money 0New 48.45% 32.50 0 0 0New 46.32%
STOCK PRICE $34.55
7 7 0 47.22% 35.00NEAREST ATM 3 3In the money 0 47.04%
3 3 0 47.62% 37.50 0 0In the money 0New 46.73%
2 2 0 46.86% 40.00 0 0In the money 0New 45.08%
0 1 +1New 46.58% 42.50 0 0In the money 0New 46.27%
0 0 0New 47.30% 45.00 0 0In the money 0New 44.21%
1 1 0 46.60% 47.50 0 0In the money 0New 43.93%
2 2 0 45.25% 50.00 0 0In the money 0New 44.33%
Jan 21, 2028EXPIRATION36 contracts / 18 strikes
SAVED STOCK PRICE$34.55Nearest ATM strike $35.00
Jump to ATM
MDLN option chain expiring 2028-01-21, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
47 47In the money 0 56.96% 17.50 1 1 0 54.25%
39 39In the money 0 54.03% 20.00 105 105 0 48.98%
2 2In the money 0 53.43% 22.50 12 12 0 51.45%
13 13In the money 0 50.46% 25.00 323 323 0 49.86%
30 30In the money 0 48.27% 27.50 22 22 0 44.84%
116 115In the money -1 47.76% 30.00 258 258 0 46.37%
6 6In the money 0 49.58% 32.50 1 1 0 45.36%
STOCK PRICE $34.55
65 65 0 44.71% 35.00NEAREST ATM 17 17In the money 0 45.48%
16 16 0 44.42% 37.50 7 7In the money 0 45.31%
389 389 0 44.33% 40.00 36 36In the money 0 45.59%
47 47 0 46.82% 42.50 0 0In the money 0New 47.08%
9 9 0 46.42% 45.00 6 6In the money 0 46.88%
0 0 0New 46.13% 47.50 0 0In the money 0New 44.09%
234 234 0 45.50% 50.00 13 13In the money 0 44.58%
6 6 0 45.00% 55.00 0 0In the money 0New 42.90%
73 73 0 43.56% 60.00 10 10In the money 0 43.30%
74 74 0 47.83% 65.00 0 0In the money 0New 0.00%
143 279 +136 50.49% 70.00 0 0In the money 0New 49.60%
Jan 19, 2029EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$34.55Nearest ATM strike $35.00
Jump to ATM
MDLN option chain expiring 2029-01-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 44.08% 17.50 3 3 0 55.45%
0 0In the money 0New 47.19% 20.00 0 0 0New 51.31%
0 0In the money 0New 48.32% 22.50 0 0 0New 45.91%
0 0In the money 0New 46.98% 25.00 0 0 0New 45.44%
0 0In the money 0New 48.55% 27.50 1 1 0 46.99%
0 0In the money 0New 47.57% 30.00 0 0 0New 48.97%
0 0In the money 0New 47.58% 32.50 0 0 0New 45.05%
STOCK PRICE $34.55
0 0 0New 47.34% 35.00NEAREST ATM 1 1In the money 0 45.51%
0 0 0New 46.93% 37.50 0 0In the money 0New 45.63%
0 0 0New 45.88% 40.00 0 0In the money 0New 45.73%
0 0 0New 46.02% 42.50 0 0In the money 0New 45.35%
0 0 0New 45.57% 45.00 0 0In the money 0New 44.52%
0 0 0New 44.59% 47.50 0 0In the money 0New 45.07%
0 1 +1New 45.29% 50.00 0 0In the money 0New 44.96%

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