STABLE RD ACQUISITION CORP

CUSIP: 85236Q109 Class: COM CL A

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

Note: Option positions (PUT/CALL) are excluded.

Q1 2021
Shares 50,422 Value ($000) $667 Avg Close — Range —
Q4 2020
Shares 53,259 Value ($000) $957 Avg Close — Range —