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 Some data may be out of date.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

WAT

Daily option chain

Daily open interest

vs Oct 21, 2026

Saved stock price: $449.28 · 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
374 contracts / 5 expirationsClick OI for history
Nov 20, 2026EXPIRATION82 contracts / 41 strikes
SAVED STOCK PRICE$449.28Nearest ATM strike $450.00
Jump to ATM
WAT 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% 175.00 0 0 0New 196.09%
0 0In the money 0New 0.00% 180.00 18 18 0 190.78%
0 0In the money 0New 0.00% 185.00 4 4 0 185.62%
0 0In the money 0New 0.00% 190.00 4 4 0 180.61%
0 0In the money 0New 0.00% 195.00 3 3 0 175.72%
0 0In the money 0New 0.00% 200.00 1 1 0 170.97%
0 0In the money 0New 0.00% 210.00 3 3 0 161.81%
0 0In the money 0New 0.00% 220.00 2 2 0 153.07%
0 0In the money 0New 0.00% 230.00 1 1 0 144.72%
0 0In the money 0New 0.00% 240.00 1 1 0 136.72%
0 0In the money 0New 0.00% 250.00 2 2 0 129.04%
0 0In the money 0New 0.00% 260.00 2 2 0 121.64%
0 0In the money 0New 0.00% 270.00 0 0 0New 114.49%
0 0In the money 0New 0.00% 280.00 0 0 0New 88.49%
1 1In the money 0 0.00% 290.00 1 1 0 81.10%
2 2In the money 0 0.00% 300.00 3 3 0 77.21%
0 0In the money 0New 0.00% 310.00 5 5 0 88.08%
0 0In the money 0New 0.00% 320.00 0 0 0New 66.54%
2 2In the money 0 0.00% 330.00 1 1 0 75.90%
0 0In the money 0New 0.00% 340.00 1 1 0 70.02%
1 1In the money 0 31.21% 350.00 25 25 0 64.24%
5 5In the money 0 29.74% 360.00 5 5 0 48.11%
81 81In the money 0 38.03% 370.00 208 208 0 52.96%
5 5In the money 0 44.85% 380.00 40 40 0 47.28%
24 24In the money 0 42.34% 390.00 30 29 -1 43.18%
45 45In the money 0 41.05% 400.00 37 37 0 45.06%
11 11In the money 0 42.86% 410.00 8 13 +5 43.85%
9 9In the money 0 42.17% 420.00 14 33 +19 42.56%
23 23In the money 0 42.34% 430.00 1,001 1,003 +2 41.02%
255 255In the money 0 42.19% 440.00 7 7 0 40.96%
STOCK PRICE $449.28
19 16 -3 42.55% 450.00NEAREST ATM 0 102In the money +102New 40.23%
113 113 0 36.85% 460.00 0 26In the money +26New 38.70%
13 14 +1 38.66% 470.00 0 0In the money 0New 39.12%
11 12 +1 40.54% 480.00 0 0In the money 0New 38.12%
9 9 0 37.02% 490.00 0 0In the money 0New 39.30%
12 13 +1 40.94% 500.00 0 0In the money 0New 39.68%
0 1 +1New 41.21% 510.00 0 0In the money 0New 39.84%
10 10 0 40.01% 520.00 0 0In the money 0New 41.80%
0 0 0New 43.23% 530.00 0 0In the money 0New 41.22%
5 5 0 46.83% 540.00 0 0In the money 0New 39.90%
0 0 0New 53.64% 560.00 0 0In the money 0New 39.08%
Dec 18, 2026EXPIRATION58 contracts / 29 strikes
SAVED STOCK PRICE$449.28Nearest ATM strike $450.00
Jump to ATM
WAT 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 0.00% 290.00 0 0 0New 71.78%
0 0In the money 0New 0.00% 300.00 0 0 0New 60.82%
0 0In the money 0New 0.00% 310.00 0 0 0New 62.71%
0 0In the money 0New 37.64% 320.00 0 0 0New 47.41%
0 0In the money 0New 38.85% 330.00 0 0 0New 54.09%
0 0In the money 0New 38.26% 340.00 0 0 0New 49.92%
0 0In the money 0New 39.03% 350.00 0 0 0New 48.48%
0 0In the money 0New 38.65% 360.00 0 0 0New 45.40%
0 0In the money 0New 37.81% 370.00 0 0 0New 42.05%
0 0In the money 0New 38.46% 380.00 0 0 0New 39.34%
0 0In the money 0New 37.67% 390.00 2 2 0 36.72%
0 0In the money 0New 37.45% 400.00 2 2 0 38.15%
0 0In the money 0New 38.30% 410.00 0 3 +3New 37.33%
0 0In the money 0New 38.65% 420.00 0 0 0New 36.07%
0 0In the money 0New 36.59% 430.00 0 0 0New 37.35%
0 0In the money 0New 35.42% 440.00 0 1 +1New 35.80%
STOCK PRICE $449.28
0 2 +2New 35.21% 450.00NEAREST ATM 0 4In the money +4New 34.88%
0 0 0New 35.54% 460.00 0 0In the money 0New 36.92%
0 0 0New 35.43% 470.00 0 0In the money 0New 36.00%
0 0 0New 34.37% 480.00 0 0In the money 0New 35.50%
0 0 0New 34.67% 490.00 0 0In the money 0New 35.02%
0 0 0New 32.72% 500.00 0 0In the money 0New 34.10%
0 0 0New 34.05% 510.00 0 0In the money 0New 35.02%
0 0 0New 33.92% 520.00 0 0In the money 0New 34.54%
0 0 0New 34.97% 530.00 0 0In the money 0New 34.68%
0 1 +1New 32.94% 540.00 0 0In the money 0New 36.56%
0 0 0New 38.90% 550.00 0 0In the money 0New 35.27%
0 0 0New 37.69% 560.00 0 1In the money +1New 36.06%
0 0 0New 39.99% 570.00 0 0In the money 0New 36.49%
Jan 15, 2027EXPIRATION88 contracts / 44 strikes
SAVED STOCK PRICE$449.28Nearest ATM strike $450.00
Jump to ATM
WAT option chain expiring 2027-01-15, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
2 2In the money 0 72.90% 160.00 0 0 0New 123.88%
0 0In the money 0New 70.13% 165.00 0 0 0New 120.51%
0 0In the money 0New 73.89% 170.00 0 0 0New 117.24%
0 0In the money 0New 78.02% 175.00 0 0 0New 114.08%
0 0In the money 0New 69.08% 180.00 0 0 0New 111.00%
0 0In the money 0New 70.59% 185.00 0 0 0New 108.02%
0 0In the money 0New 68.38% 190.00 1 1 0 105.11%
0 0In the money 0New 66.20% 195.00 1 1 0 102.28%
0 0In the money 0New 66.80% 200.00 1 1 0 99.53%
0 0In the money 0New 62.70% 210.00 2 2 0 87.11%
0 0In the money 0New 62.56% 220.00 0 0 0New 81.46%
0 0In the money 0New 63.61% 230.00 0 0 0New 71.34%
0 0In the money 0New 57.73% 240.00 3 3 0 72.69%
0 0In the money 0New 56.18% 250.00 6 6 0 68.56%
0 0In the money 0New 54.33% 260.00 61 61 0 58.67%
0 0In the money 0New 52.27% 270.00 4 4 0 55.13%
1 1In the money 0 51.17% 280.00 0 0 0New 57.06%
0 0In the money 0New 48.76% 290.00 0 0 0New 58.98%
5 5In the money 0 47.10% 300.00 23 23 0 55.58%
1 1In the money 0 43.82% 310.00 11 11 0 45.03%
6 6In the money 0 40.97% 320.00 25 25 0 48.01%
1 1In the money 0 41.70% 330.00 2 2 0 44.63%
4 4In the money 0 38.88% 340.00 0 0 0New 41.12%
6 6In the money 0 37.63% 350.00 17 17 0 41.55%
9 9In the money 0 36.96% 360.00 2 2 0 38.84%
22 22In the money 0 36.65% 370.00 1 1 0 37.96%
25 25In the money 0 36.03% 380.00 3 3 0 35.99%
47 47In the money 0 35.79% 390.00 6 6 0 34.70%
25 25In the money 0 34.91% 400.00 2 2 0 34.08%
1 1In the money 0 35.58% 410.00 7 7 0 33.54%
14 14In the money 0 34.86% 420.00 0 0 0New 33.70%
21 21In the money 0 35.13% 430.00 0 15 +15New 33.57%
9 11In the money +2 35.31% 440.00 0 0 0New 33.62%
STOCK PRICE $449.28
872 872 0 33.16% 450.00NEAREST ATM 0 0In the money 0New 32.58%
11 11 0 34.76% 460.00 0 0In the money 0New 33.74%
6 6 0 34.42% 470.00 0 0In the money 0New 33.27%
14 12 -2 34.08% 480.00 0 0In the money 0New 33.94%
14 75 +61 34.70% 490.00 0 0In the money 0New 33.53%
19 19 0 32.24% 500.00 0 0In the money 0New 32.99%
3 3 0 31.91% 520.00 0 0In the money 0New 33.33%
9 9 0 32.71% 540.00 0 0In the money 0New 33.77%
11 11 0 30.52% 560.00 0 0In the money 0New 33.72%
3 3 0 34.23% 580.00 0 0In the money 0New 34.60%
0 0 0New 37.64% 600.00 0 0In the money 0New 34.24%
Feb 19, 2027EXPIRATION74 contracts / 37 strikes
SAVED STOCK PRICE$449.28Nearest ATM strike $450.00
Jump to ATM
WAT option chain expiring 2027-02-19, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
2 2In the money 0 56.95% 210.00 0 0 0New 79.54%
0 0In the money 0New 54.87% 220.00 0 0 0New 75.29%
0 0In the money 0New 52.72% 230.00 0 0 0New 58.67%
0 0In the money 0New 50.53% 240.00 0 0 0New 67.34%
0 0In the money 0New 49.66% 250.00 0 0 0New 63.60%
0 0In the money 0New 48.44% 260.00 0 0 0New 60.00%
0 0In the money 0New 46.45% 270.00 0 0 0New 56.53%
0 0In the money 0New 43.14% 280.00 0 0 0New 55.22%
0 0In the money 0New 47.30% 290.00 0 0 0New 49.92%
0 0In the money 0New 45.64% 300.00 12 12 0 47.76%
0 0In the money 0New 43.04% 310.00 8 8 0 43.71%
0 0In the money 0New 41.75% 320.00 1 1 0 44.95%
0 0In the money 0New 40.22% 330.00 2 2 0 42.65%
0 0In the money 0New 39.99% 340.00 0 0 0New 40.12%
0 0In the money 0New 38.23% 350.00 0 0 0New 38.96%
6 6In the money 0 38.57% 360.00 20 20 0 38.12%
4 4In the money 0 37.58% 370.00 21 21 0 37.67%
4 4In the money 0 37.37% 380.00 8 8 0 37.33%
0 0In the money 0New 37.32% 390.00 1 1 0 37.14%
1 1In the money 0 36.65% 400.00 0 0 0New 36.78%
11 11In the money 0 36.37% 410.00 0 0 0New 36.54%
18 18In the money 0 36.71% 420.00 0 0 0New 36.53%
7 8In the money +1 37.25% 430.00 0 0 0New 36.00%
2 2In the money 0 35.95% 440.00 0 0 0New 35.71%
STOCK PRICE $449.28
4 4 0 35.93% 450.00NEAREST ATM 0 0In the money 0New 35.55%
0 0 0New 34.86% 460.00 0 0In the money 0New 34.70%
5 5 0 34.02% 470.00 0 0In the money 0New 34.35%
3 3 0 34.24% 480.00 0 0In the money 0New 33.76%
0 0 0New 34.79% 490.00 0 0In the money 0New 32.90%
15 15 0 34.05% 500.00 0 0In the money 0New 32.67%
0 3 +3New 34.02% 510.00 0 0In the money 0New 32.13%
1 1 0 32.87% 520.00 1 1In the money 0 32.33%
0 0 0New 32.40% 540.00 0 0In the money 0New 32.88%
1 1 0 31.83% 560.00 0 0In the money 0New 33.25%
0 0 0New 32.39% 580.00 0 0In the money 0New 33.22%
5 5 0 34.35% 600.00 0 0In the money 0New 32.88%
0 1 +1New 34.05% 620.00 0 0In the money 0New 33.99%
May 21, 2027EXPIRATION72 contracts / 36 strikes
SAVED STOCK PRICE$449.28Nearest ATM strike $450.00
Jump to ATM
WAT option chain expiring 2027-05-21, open interest on 2026-10-23 compared with 2026-10-21
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 41.20% 250.00 0 0 0New 48.73%
0 0In the money 0New 41.66% 260.00 0 0 0New 46.02%
0 0In the money 0New 40.11% 270.00 0 0 0New 43.85%
0 0In the money 0New 40.26% 280.00 0 0 0New 43.52%
0 0In the money 0New 40.49% 290.00 0 0 0New 38.35%
0 0In the money 0New 39.72% 300.00 0 0 0New 40.26%
0 0In the money 0New 39.40% 310.00 0 0 0New 38.89%
0 0In the money 0New 39.24% 320.00 0 0 0New 37.73%
1 1In the money 0 38.99% 330.00 0 0 0New 37.79%
0 0In the money 0New 38.73% 340.00 0 0 0New 36.42%
0 0In the money 0New 38.31% 350.00 0 0 0New 37.66%
0 0In the money 0New 38.06% 360.00 0 1 +1New 37.44%
0 0In the money 0New 37.75% 370.00 0 0 0New 37.48%
4 4In the money 0 37.44% 380.00 0 0 0New 36.63%
0 0In the money 0New 37.16% 390.00 1 1 0 36.59%
0 0In the money 0New 36.72% 400.00 0 3 +3New 36.35%
0 0In the money 0New 36.22% 410.00 1 1 0 36.53%
0 0In the money 0New 35.86% 420.00 1 2 +1 35.26%
2 2In the money 0 35.75% 430.00 13 13 0 35.75%
1 1In the money 0 35.12% 440.00 3 3 0 36.32%
STOCK PRICE $449.28
4 4 0 34.95% 450.00NEAREST ATM 0 0In the money 0New 35.98%
0 0 0New 34.77% 460.00 0 0In the money 0New 35.72%
0 0 0New 34.36% 470.00 0 0In the money 0New 35.31%
1 3 +2 34.98% 480.00 0 0In the money 0New 34.04%
0 1 +1New 34.72% 490.00 0 0In the money 0New 33.87%
1 2 +1 34.43% 500.00 0 0In the money 0New 33.68%
1 1 0 34.34% 510.00 0 0In the money 0New 33.48%
0 0 0New 34.10% 520.00 0 0In the money 0New 32.92%
0 0 0New 32.72% 530.00 0 0In the money 0New 32.94%
0 0 0New 32.68% 540.00 0 0In the money 0New 32.77%
0 0 0New 32.31% 550.00 0 0In the money 0New 32.64%
0 1 +1New 31.67% 560.00 0 0In the money 0New 32.69%
0 0 0New 31.31% 580.00 0 0In the money 0New 33.04%
1 1 0 30.86% 600.00 0 0In the money 0New 32.79%
3 4 +1 30.67% 620.00 0 0In the money 0New 32.73%
6 6 0 30.67% 640.00 0 0In the money 0New 32.64%

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