OITracker Cboe delayed data
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 Some data may be out of date.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

CTRE

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $36.83 · 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
110 contracts / 4 expirationsClick OI for history
Nov 20, 2026EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$36.83Nearest ATM strike $37.50
Jump to ATM
CTRE 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 0.00% 20.00 0 0 0New 136.24%
0 0In the money 0New 0.00% 22.50 0 0 0New 113.59%
0 0In the money 0New 81.57% 25.00 0 0 0New 93.08%
0 0In the money 0New 76.87% 27.50 0 0 0New 76.10%
0 0In the money 0New 58.08% 30.00 1 1 0 57.98%
0 0In the money 0New 42.52% 32.50 109 109 0 36.48%
4 4In the money 0 33.37% 35.00 2,191 2,192 +1 28.44%
STOCK PRICE $36.83
18 29 +11 27.66% 37.50NEAREST ATM 18 18In the money 0 26.09%
101 103 +2 25.44% 40.00 6 6In the money 0 19.18%
8 8 0 34.85% 42.50 0 0In the money 0New 0.00%
0 0 0New 33.98% 45.00 0 0In the money 0New 38.74%
0 0 0New 61.71% 47.50 0 0In the money 0New 47.12%
0 0 0New 48.72% 50.00 0 0In the money 0New 54.89%
0 0 0New 87.08% 55.00 0 0In the money 0New 68.93%
Dec 18, 2026EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$36.83Nearest ATM strike $37.50
Jump to ATM
CTRE 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 76.87% 20.00 0 0 0New 96.88%
0 0In the money 0New 68.24% 22.50 0 0 0New 80.82%
0 0In the money 0New 62.84% 25.00 0 0 0New 67.90%
0 0In the money 0New 54.73% 27.50 0 0 0New 55.56%
0 0In the money 0New 41.04% 30.00 1 1 0 42.50%
0 0In the money 0New 29.87% 32.50 0 0 0New 31.52%
0 0In the money 0New 29.76% 35.00 0 1 +1New 25.91%
STOCK PRICE $36.83
5 23 +18 25.99% 37.50NEAREST ATM 0 0In the money 0New 25.68%
3 13 +10 24.83% 40.00 0 0In the money 0New 20.49%
0 0 0New 29.23% 42.50 0 0In the money 0New 0.00%
0 0 0New 37.32% 45.00 0 0In the money 0New 0.00%
0 0 0New 44.55% 47.50 0 0In the money 0New 0.00%
0 0 0New 51.13% 50.00 0 0In the money 0New 0.00%
0 0 0New 61.47% 55.00 0 0In the money 0New 0.00%
Jan 15, 2027EXPIRATION28 contracts / 14 strikes
SAVED STOCK PRICE$36.83Nearest ATM strike $37.50
Jump to ATM
CTRE 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 0.00% 22.50 0 0 0New 56.18%
0 0In the money 0New 40.29% 25.00 0 0 0New 56.44%
0 0In the money 0New 45.19% 27.50 0 0 0New 46.10%
3 3In the money 0 35.72% 30.00 24 24 0 33.49%
4 4In the money 0 30.22% 32.50 35 35 0 27.81%
6 6In the money 0 26.65% 35.00 46 46 0 25.52%
STOCK PRICE $36.83
206 206 0 23.34% 37.50NEAREST ATM 19 19In the money 0 23.76%
70 70 0 23.17% 40.00 27 27In the money 0 22.15%
57 57 0 22.67% 42.50 1 1In the money 0 21.87%
71 71 0 26.17% 45.00 0 0In the money 0New 0.00%
13 13 0 37.56% 47.50 0 0In the money 0New 0.00%
1 1 0 43.02% 50.00 0 0In the money 0New 0.00%
2 2 0 39.13% 55.00 0 0In the money 0New 0.00%
3 3 0 58.77% 60.00 0 0In the money 0New 0.00%
Apr 16, 2027EXPIRATION26 contracts / 13 strikes
SAVED STOCK PRICE$36.83Nearest ATM strike $37.50
Jump to ATM
CTRE 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 32.52% 22.50 0 0 0New 48.67%
0 0In the money 0New 39.44% 25.00 0 0 0New 40.77%
0 0In the money 0New 36.29% 27.50 1 1 0 34.55%
11 11In the money 0 31.23% 30.00 5 5 0 30.84%
1 1In the money 0 28.11% 32.50 6 7 +1 27.55%
3 3In the money 0 26.69% 35.00 26 26 0 26.10%
STOCK PRICE $36.83
9 10 +1 24.42% 37.50NEAREST ATM 11 11In the money 0 24.24%
11 11 0 22.85% 40.00 1 1In the money 0 24.23%
19 19 0 23.30% 42.50 0 0In the money 0New 21.81%
35 35 0 22.40% 45.00 0 0In the money 0New 17.79%
15 15 0 22.74% 47.50 0 0In the money 0New 0.00%
0 0 0New 31.12% 50.00 0 0In the money 0New 26.44%
1 1 0 30.29% 55.00 0 0In the money 0New 0.00%

Click an OI number to view that contract's history. Click an expiration to show or hide its contracts. Unobserved daily OI is treated as zero; an empty call/put side means no contract at that strike.

←→ Saved days

Contract OI history

Open full view