Reasonability Notices

Removal of Pre-Open Fat Finger Checks

February 28, 2020 08:48:21

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:



AGQ,ATHX,AXTI,BCRX,BIG,BLDP,BUD,DRIP,DUST,EDC,EDZ,FLEX,GASX,GKOS,GPOR,GREK,HA,INDL,JCP,JDST,JNUG,KMB,KOLD,NEM,NKTR,NUGT,NVAX,OILD,PAAS,RUN,RUSL,RUSS,SCO,SEDG,SGMO,TECL,THC,TRGP,TTD,TTPH,UVXY,VIXM,VMW,VXX,W,WPM,YUM

Removal of Pre-Open Fat Finger Checks

February 27, 2020 08:42:08

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AAL, AAN, AGIO, BCRX, BLDP, BRZU, BUD, CCI, CGNX, CHK, CLR, CROX,
CVNA, DRIP, DUG, ERY, ES, ESPR, ETSY, FRGI, GASL, GASX, GPOR, GUSH, INO, IRDM, JKS,
JNUG, KOLD, LB, LGND, MLHR, NTNX, NVAX, PDCO, PTLA, PWR, QEP, RUSL, SDRL, SEDG,
SHOO, SP, SQ, SQQQ, TDOC, TECL, TK, TNK, TQQQ, TSLA, VIXM, ZGNX

Removal of Pre-Open Fat Finger Checks

February 26, 2020 08:53:37

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ALRM, DY, FOSL, FOX, GASX, GMED, GSAT, GWPH, LAMR, LXRX, LXU, MIDD,
MVIS, OCN, PLNT, RGLD, SBGI, SEAS, SINA, SUPN, TJX, TOL, UTHR, UUUU, WATT, WB, YANG

Removal of Pre-Open Fat Finger Checks

February 25, 2020 08:52:26

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AU, CSOD, ENDP, EXAS, GMLP, IRDM, JMEI, KTOS, LL, MNK, MVIS, NBIX, OCUL, PANW, PRGO, SHAK, SNP, TREE, TUP, USCR, ZYNE

Removal of Pre-Open Fat Finger Checks

February 24, 2020 08:57:54

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: CDNA, CWEN, GBT

Removal of Pre-Open Fat Finger Checks

February 21, 2020 08:52:07

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AAXN, AERI, AU, BLDR, CNK, CRC, DE, EHTH, FSLR, GSM, HIIQ, JNUG,
NCMI, NUGT, PBYI, RLGY, TREE, TXRH, ZIXI, TRUE

Removal of Pre-Open Fat Finger Checks

February 20, 2020 08:49:36

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AAN, ABUS, ANTH, AVEO, BLDP, CAR, CSTM, CYH, DPZ, ENVA, ETFC, GDOT,
HOV, HRTX, IDCC, LB, LOPE, MD, NE, NRG, NVTA, OSUR, SAM, SEDG, SIX, STMP, TRN, TVTY,
UCTT, VC, WIX, XEC, Z, ZG

Removal of Pre-Open Fat Finger Checks

February 19, 2020 08:47:00

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ADI, ALLY, AMED, ATHM, BXMT, ENPH, FDP, GRMN, GRPN, HLF, JNUG, KNL,
LAUR, LNG, LZB, QUAD, SBGL, SBRA, SGMS, SPCE, STNG, TAN, TIVO, TSLA, WING

Removal of Pre-Open Fat Finger Checks

February 18, 2020 08:48:31

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AAP, ASGN, AXTI, BEN, BLMN, CAG, FLR, KOLD, KR, LM, RESI, TSEM, WLK

Removal of Pre-Open Fat Finger Checks

February 14, 2020 08:44:07

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:ACIW, AEM, ANET, DXCM, EXPE, GDDY, IMGN, INO, NVDA

Removal of Pre-Open Fat Finger Checks

February 13, 2020 08:51:27

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: CSCO, ESRP, IFF, IIVI, INO, IRDM, JKS, NTAP, NUS, NVRO, ONVO, PIR, R, SPWR, TRVN, XBIT, ZBRA

Removal of Pre-Open Fat Finger Checks

February 12, 2020 09:02:06

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:BBBY, NE, SALT, SPHS, WU

Removal of Pre-Open Fat Finger Checks

February 11, 2020 08:50:35

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ADXS, AMKR, AN, DISH, DRIP, ELY, HAS, ONDK, S, SAM, TMUS, UA, UAA, UNT

Removal of Pre-Open Fat Finger Checks

February 10, 2020 08:44:29

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ABUS, BBY, BHVN, CRMT, CRNT, EPC, FIVN, FTNT, GNRC, GPC, HIBB, IIPR, KOD, KOLD, LB, LLY, MAC, MUR, QSR, RENN, RUSL, SEED, SMAR, SMPL, TCO, TSLA

Removal of Pre-Open Fat Finger Checks

February 07, 2020 08:53:13

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:APRN, COLM, EBAY, ESPR, ETH, FLT, GOOS, GWPH, HCA, IDCC, MRVL, MTW, MYGN, NOV, OCN, SKX, SPHS, SYNA, TTWO, TWOU, XBIT, ZGNX

Removal of Pre-Open Fat Finger Checks

February 07, 2020 08:53:11

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:APRN, COLM, EBAY, ESPR, ETH, FLT, GOOS, GWPH, HCA, IDCC, MRVL, MTW, MYGN, NOV, OCN, SKX, SPHS, SYNA, TTWO, TWOU, XBIT, ZGNX

Removal of Pre-Open Fat Finger Checks

February 07, 2020 08:53:11

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:APRN, COLM, EBAY, ESPR, ETH, FLT, GOOS, GWPH, HCA, IDCC, MRVL, MTW, MYGN, NOV, OCN, SKX, SPHS, SYNA, TTWO, TWOU, XBIT, ZGNX

Removal of Pre-Open Fat Finger Checks

February 06, 2020 08:51:56

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ABMD, AGCO, ALNY, ARWR, AXTA, BDX, CAH, EL, ENR, GLOP, GPRO, HAIN,
IONS, IRBT, K, KNDI, MGI, MT, NUVA, PAYC, PTCT, SBH, TAN, TWTR, UIS, XYL

Removal of Pre-Open Fat Finger Checks

February 05, 2020 08:56:24

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ABUS, AVDL, BOOT, BRZU, CORR, COTY, CLST, CTIC, DRIP, EDC, EDZ, FOX, GASX, GIII, ICAD, JAZZ, KN, MTCH, NEPT, NEWR, NS, PLT, QGEN, RCII, TECL, USNA, VVUS, ZIOP

Removal of Pre-Open Fat Finger Checks

February 04, 2020 08:51:27

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: BRZU, CURE, DRIP, DXC, EDC, EDZ, ERY, GASX, GLNG, INDL, LEG, LITE,
OCUL, RL, RMTI, SPHS, TECL, TSLA, YANG

Removal of Pre-Open Fat Finger Checks

February 03, 2020 08:53:07

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AXTI, BNS, CTIC, RYAAY, SPHS

Removal of Pre-Open Fat Finger Checks

February 03, 2020 08:34:28

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AIMT, AMG, ARWR, CNXT, CREE, EZPW, GILD, INSM, SUM

Removal of Pre-Open Fat Finger Checks

January 31, 2020 08:40:20

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ADNT, AMZN, BRZU, CL, DIG, FLEX, L, MSB, NAV, SIMO, WDC, WWE, YANG

Removal of Pre-Open Fat Finger Checks

January 30, 2020 08:44:01

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ALGN, CCL, CMPR, EDC, EDZ, FB, FND, ILMN, INDL, INO, LBTYA, LRCX,
MAC, MUR, NOW, OUT, QRVO, SPR, SSI, TSCO, TSLA, WETF, YANG

Removal of Pre-Open Fat Finger Checks

January 29, 2020 08:51:36

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: CHRW, CNAT, CTSO, EDIT, ESPR, LB, LEE, NSC, SAGE, SC, SLAB, XLNX

Removal of Pre-Open Fat Finger Checks

January 28, 2020 08:47:25

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AZUL, BPOP, BRZU, BWA, CTSO, DLPH, GASX, HOG, MKC

Removal of Pre-Open Fat Finger Checks

January 27, 2020 08:41:34

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AAWW, ACHN, ASHR, ATSG, BABA, BIDU, BIG, BLCM, BRZU, BZUN, CHAU,
DRIP, EDC, EDU, EDZ, ERY, FOR, FXI, GASX, GUSH, HTHT, INO, JD, JKS, KOLD, LVS, LXRX,
MLCO, MOMO, NVAX, OILD, PENN, RUSL, SINA, SMG, STNG, STT, TAL, TECL, TQQQ, UBIO,
UVXY, WB, WYNN, YANG, YINN, YUMC

Removal of Pre-Open Fat Finger Checks

January 24, 2020 08:40:21

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: CBB, DFS, EHTH, HIIQ, INAP, INO, NMIH, TEAM

Removal of Pre-Open Fat Finger Checks

January 23, 2020 08:50:22

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AAT, AGTC, CERS, EPZM, HZO, MLCO, PAYC, PTC, SLM, STM, TER, TTPH,
VFC

Removal of Pre-Open Fat Finger Checks

January 22, 2020 08:31:07

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: EQR, FCEL, LXU, MDR, NVAX, TSLA, USFD, YANG, YINN

Removal of Pre-Open Fat Finger Checks

January 21, 2020 09:07:02

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ADXS, ANY, APT, ARAY, ARWR, AUMN, BCOR, BCRX, BLCM, CAMT, CEO, CERS, CHAU, CYTR, DOV, DRIP, EDC, EDU, EDZ, FXI, FXP, GLPG, HTHT, HXL, INDL, INFI, INO, KOLD, LVS, LXU, MCHI, MDR, MLCO, MSM, NVAX, OKTA, SPHS, TAL, TCOM, TNXP, TWI, WYNN, XPP, YANG, TINN, YUMC, ZNH

Removal of Pre-Open Fat Finger Checks

January 17, 2020 08:56:57

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:ANTH, ELP, EXPD, FDP, ITB, JBHT, JUNG, MGPI, MTN, MYGN, PLAY, PMTS, PRGS, RVLT, STT, TLDR

Removal of Pre-Open Fat Finger Checks

January 16, 2020 08:51:36

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: BK, CAAS, DQ, FWONK, IRBT, MGI, MS, PPG, RVLT, SAVE, SEED, SIG, SPHS, SYNA, TSLA, XPO, YNDX

Removal of Pre-Open Fat Finger Checks

January 15, 2020 08:25:03

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: CLVS, FLEX, MCRI, MNTA, NKTR, RMTI, TGT

Removal of Pre-Open Fat Finger Checks

January 14, 2020 08:30:52

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ACIW, BGFV, BSX, GME, JILL, LJPC, RTIX, SMCI, TRXC, XBIT

Removal of Pre-Open Fat Finger Checks

January 13, 2020 08:51:04

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ABMD, CYTR, EXAS,
FIVE, GSM, HRTX, HXL, HZNP, INGN, JILL, KBE, LCI, NKTR, PK, PRMW, SSI, TERP, VNO,
WES

Removal of Pre-Open Fat Finger Checks

January 10, 2020 08:45:25

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: APOG, BLCM, GRUB,
INWK, PTLA, RARE, RYAAY, SIX, SNX, SPWH, URBN

Removal of Pre-Open Fat Finger Checks

January 09, 2020 08:39:36

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AES, AGTC, AZZ, BBBY,
CHS, GMED, HELE, INFI, KSS, MTRN, OCUL, RENN, SPHS

Removal of Pre-Open Fat Finger Checks

January 08, 2020 08:42:54

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ITCI, RVLT, SPHS, TRXC, WBA

Removal of Pre-Open Fat Finger Checks

January 07, 2020 08:42:42

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ADXS, ANTH, APA, GKOS, NYMX, PIR, UNT, VVUS, ZN

Removal of Pre-Open Fat Finger Checks

January 06, 2020 08:56:39

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: AVAV, CROX, FCEL, GVA, KTOS, PLX, TGB

Removal of Pre-Open Fat Finger Checks

January 06, 2020 08:39:50

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: CALM, CMC, JNUG, NUGT

Removal of Pre-Open Fat Finger Checks

January 03, 2020 09:13:57

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only:AAU, ACOR, AFMD, AGTC, ATHM, AXAS, BNO, BRZY, BURL, CLR, CURE, CXO, DRIP, EDC, EURL, FAS, FXP, GASX, GUSH, INCY, IPGP, JNUG, KAR, LNDC, LW, MCEP, MIDU, MTZ, NTRA, OILD, OILU, PKD, RENN, RETL, RUSL, SGMS, SGRY, SOLX, SPXL, SVXY, TAT, TECL, TNA, TQQQ, TRIB, UCO, UNT, UPRO, UVXY, VIIX, VIXM, WLL, XPP, YANG, YINN, ZEN, ZN

Removal of Pre-Open Fat Finger Checks

January 02, 2020 08:48:25

Pre-Open Fat Finger checks have been turned off for the following classes on Cboe Options only: ANTH, CG, CRIS, FCEL, PLX, RAD, SINA, TRN, WATT