OI update signal: Not confirmed MSFT / AAPL · Checked Oct 23, 09:56 EDT
The latest collection has not completed. Some symbols may not be updated yet.
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

NDSN

Daily option chain

Daily open interest

vs Oct 16, 2026

Saved stock price: $331.54 · Expirations before Oct 21, 2026 hidden automatically.

ITM In the money Unshaded: out of the money ATM Strike equals stock price Based on the saved stock price
238 contracts / 4 expirationsClick OI for history
Nov 20, 2026EXPIRATION58 contracts / 29 strikes
SAVED STOCK PRICE$331.54Nearest ATM strike $330.00
Jump to ATM
NDSN option chain expiring 2026-11-20, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 101.31% 185.00 0 0 0New 112.36%
0 0In the money 0New 100.54% 190.00 0 0 0New 107.86%
0 0In the money 0New 99.26% 195.00 0 0 0New 103.47%
0 0In the money 0New 88.23% 200.00 0 0 0New 99.18%
0 0In the money 0New 81.15% 210.00 0 0 0New 90.89%
0 0In the money 0New 74.24% 220.00 0 0 0New 82.94%
0 0In the money 0New 68.44% 230.00 0 0 0New 75.28%
0 0In the money 0New 60.92% 240.00 0 0 0New 67.89%
0 0In the money 0New 54.49% 250.00 0 0 0New 61.00%
3 3In the money 0 49.57% 260.00 0 0 0New 54.26%
0 0In the money 0New 43.84% 270.00 0 0 0New 47.85%
0 0In the money 0New 38.05% 280.00 0 0 0New 41.66%
0 0In the money 0New 33.37% 290.00 0 0 0New 36.08%
0 0In the money 0New 28.72% 300.00 2 2 0 29.56%
0 0In the money 0New 25.22% 310.00 32 82 +50 24.81%
4 253In the money +249 22.45% 320.00 63 83 +20 21.91%
6 7In the money +1 21.79% 330.00NEAREST ATM 8 6 -2 19.45%
STOCK PRICE $331.54
375 381 +6 20.55% 340.00 4 4In the money 0 18.87%
1 1 0 18.48% 350.00 0 0In the money 0New 17.67%
6 6 0 23.30% 360.00 0 0In the money 0New 20.46%
0 0 0New 28.58% 370.00 0 0In the money 0New 22.04%
0 0 0New 33.09% 380.00 0 0In the money 0New 0.00%
0 0 0New 37.39% 390.00 0 0In the money 0New 0.00%
0 0 0New 41.58% 400.00 0 0In the money 0New 0.00%
0 0 0New 45.54% 410.00 0 0In the money 0New 0.00%
0 0 0New 49.52% 420.00 0 0In the money 0New 0.00%
0 0 0New 53.35% 430.00 0 0In the money 0New 0.00%
0 0 0New 57.02% 440.00 0 0In the money 0New 0.00%
0 0 0New 60.57% 450.00 0 0In the money 0New 0.00%
Dec 18, 2026EXPIRATION60 contracts / 30 strikes
SAVED STOCK PRICE$331.54Nearest ATM strike $330.00
Jump to ATM
NDSN option chain expiring 2026-12-18, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
1 1In the money 0 79.29% 170.00 2 2 0 91.28%
0 0In the money 0New 75.19% 175.00 1 1 0 87.78%
0 0In the money 0New 71.20% 180.00 0 0 0New 84.37%
0 0In the money 0New 67.29% 185.00 0 0 0New 81.05%
0 0In the money 0New 66.37% 190.00 0 0 0New 77.81%
0 0In the money 0New 62.69% 195.00 0 0 0New 74.65%
0 0In the money 0New 59.08% 200.00 11 11 0 71.56%
0 0In the money 0New 54.79% 210.00 2 2 0 65.59%
0 0In the money 0New 51.48% 220.00 5 5 0 59.87%
1 1In the money 0 46.26% 230.00 9 9 0 54.36%
3 3In the money 0 40.36% 240.00 6 6 0 49.04%
4 4In the money 0 38.66% 250.00 275 275 0 44.29%
14 14In the money 0 35.05% 260.00 253 254 +1 39.78%
7 7In the money 0 33.39% 270.00 8 8 0 35.59%
2 2In the money 0 31.33% 280.00 3 3 0 32.46%
1 1In the money 0 30.29% 290.00 2 2 0 28.41%
15 15In the money 0 28.61% 300.00 11 11 0 27.13%
11 11In the money 0 27.42% 310.00 12 12 0 26.20%
248 248In the money 0 25.60% 320.00 149 149 0 25.29%
273 273In the money 0 25.79% 330.00NEAREST ATM 149 149 0 24.91%
STOCK PRICE $331.54
7 7 0 23.99% 340.00 9 9In the money 0 23.04%
3 3 0 23.42% 350.00 0 0In the money 0New 23.15%
6 7 +1 22.97% 360.00 0 0In the money 0New 22.75%
7 7 0 23.35% 370.00 0 0In the money 0New 21.89%
8 8 0 25.80% 380.00 0 0In the money 0New 22.60%
4 4 0 27.99% 390.00 0 0In the money 0New 0.00%
9 9 0 30.63% 400.00 0 0In the money 0New 0.00%
12 12 0 33.27% 410.00 0 0In the money 0New 0.00%
1 1 0 36.05% 420.00 0 0In the money 0New 33.77%
0 0 0New 38.67% 430.00 0 0In the money 0New 36.57%
Mar 19, 2027EXPIRATION62 contracts / 31 strikes
SAVED STOCK PRICE$331.54Nearest ATM strike $330.00
Jump to ATM
NDSN option chain expiring 2027-03-19, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 0In the money 0New 49.04% 175.00 3 3 0 55.98%
0 0In the money 0New 46.46% 180.00 3 3 0 54.05%
0 0In the money 0New 45.42% 185.00 2 2 0 51.96%
0 0In the money 0New 45.00% 190.00 4 4 0 50.11%
0 0In the money 0New 43.24% 195.00 4 4 0 48.30%
0 0In the money 0New 42.53% 200.00 3 3 0 46.52%
2 2In the money 0 39.57% 210.00 4 4 0 43.06%
3 3In the money 0 37.79% 220.00 2 2 0 39.99%
2 2In the money 0 36.02% 230.00 3 3 0 36.96%
0 0In the money 0New 34.41% 240.00 4 4 0 34.30%
0 0In the money 0New 32.11% 250.00 2 2 0 31.98%
3 3In the money 0 30.45% 260.00 0 0 0New 29.26%
1 1In the money 0 29.68% 270.00 1 1 0 28.27%
1 1In the money 0 27.70% 280.00 0 0 0New 27.31%
0 0In the money 0New 27.30% 290.00 0 0 0New 26.66%
2 2In the money 0 26.10% 300.00 2 2 0 26.06%
3 3In the money 0 25.76% 310.00 0 0 0New 25.79%
15 15In the money 0 25.66% 320.00 0 0 0New 25.16%
2 2In the money 0 25.08% 330.00NEAREST ATM 0 0 0New 24.73%
STOCK PRICE $331.54
0 0 0New 24.84% 340.00 0 0In the money 0New 24.29%
12 12 0 24.41% 350.00 0 0In the money 0New 24.27%
0 0 0New 23.72% 360.00 0 0In the money 0New 23.60%
2 2 0 23.30% 370.00 0 0In the money 0New 23.27%
401 401 0 22.86% 380.00 0 0In the money 0New 22.66%
1 1 0 22.71% 390.00 0 0In the money 0New 22.20%
9 9 0 22.97% 400.00 0 0In the money 0New 22.02%
11 11 0 22.80% 410.00 0 0In the money 0New 0.00%
9 9 0 23.74% 420.00 0 0In the money 0New 0.00%
9 10 +1 25.01% 430.00 0 0In the money 0New 0.00%
2 2 0 26.01% 440.00 0 0In the money 0New 0.00%
0 0 0New 27.26% 450.00 0 0In the money 0New 31.67%
Jun 17, 2027EXPIRATION58 contracts / 29 strikes
SAVED STOCK PRICE$331.54Nearest ATM strike $330.00
Jump to ATM
NDSN option chain expiring 2027-06-17, open interest on 2026-10-21 compared with 2026-10-16
CallsStrikePuts
Prev OIOpen interestChangeIVPrev OIOpen interestChangeIV
0 5In the money +5New 40.39% 195.00 0 1 +1New 40.95%
0 0In the money 0New 38.22% 200.00 0 1 +1New 40.74%
0 0In the money 0New 36.36% 210.00 0 0 0New 37.32%
0 0In the money 0New 34.76% 220.00 0 0 0New 33.64%
0 0In the money 0New 32.66% 230.00 0 0 0New 32.46%
0 0In the money 0New 31.67% 240.00 0 0 0New 30.68%
0 0In the money 0New 30.56% 250.00 0 0 0New 29.15%
0 0In the money 0New 29.06% 260.00 0 0 0New 28.58%
0 0In the money 0New 28.19% 270.00 0 0 0New 27.47%
0 0In the money 0New 27.62% 280.00 0 0 0New 27.09%
0 0In the money 0New 26.46% 290.00 0 0 0New 26.90%
0 0In the money 0New 26.14% 300.00 0 0 0New 26.42%
0 1In the money +1New 25.51% 310.00 0 0 0New 25.54%
0 0In the money 0New 25.39% 320.00 0 0 0New 25.54%
0 0In the money 0New 24.79% 330.00NEAREST ATM 0 0 0New 24.74%
STOCK PRICE $331.54
0 0 0New 24.44% 340.00 0 0In the money 0New 24.68%
0 0 0New 24.18% 350.00 0 0In the money 0New 24.45%
0 0 0New 24.11% 360.00 0 0In the money 0New 23.74%
0 0 0New 23.62% 370.00 0 0In the money 0New 23.33%
0 0 0New 22.88% 380.00 0 0In the money 0New 23.08%
0 0 0New 22.52% 390.00 0 0In the money 0New 23.38%
0 0 0New 22.44% 400.00 0 0In the money 0New 22.72%
0 1 +1New 22.60% 410.00 0 0In the money 0New 22.64%
0 0 0New 22.06% 420.00 0 0In the money 0New 23.50%
0 2 +2New 22.63% 430.00 0 0In the money 0New 0.00%
0 1 +1New 22.62% 440.00 0 0In the money 0New 0.00%
0 1 +1New 23.25% 450.00 0 0In the money 0New 0.00%
0 0 0New 23.78% 460.00 0 0In the money 0New 30.22%
0 0 0New 24.59% 470.00 0 0In the money 0New 0.00%

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