Institution Information
Reportee Signature Date Report period Total Entries Total AUM($)
GROUP ONE TRADING LP 02-14-2024 12-31-2023 7275 38,031,919,223
Institutional Holdings
Issuer Class Position Value Shares Portfolio Percentage (%) Previous Percentage (%) Shares Delta Shares Delta(%) Date Reported
SI-BONE INC COM 11351 $6,297 300 0.00 0.00 -6,300 -95.45 12-31-2023
VAXCYTE INC COM 11352 $6,280 100 0.00 0.00 -900 -90.00 12-31-2023
NL INDS INC COM NEW 11353 $6,255 1,115 0.00 0.00 60 5.69 12-31-2023
POTBELLY CORP COM 11354 $6,252 600 0.00 0.00 -1,100 -64.71 12-31-2023
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