ARCA BIOPHARMA INC

CUSIP: 00211Y506 Class: COMMON

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

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

Q2 2024
Shares 7,131 Value ($000) $27 Avg Close — Range —
Q1 2023
Shares 23,000 Value ($000) $46 Avg Close — Range —
Q3 2022
Shares 144,284 Value ($000) $297 Avg Close — Range —
Q2 2022
Shares 131,501 Value ($000) $327 Avg Close — Range —
Q1 2021
Shares 2,168 Value ($000) $8 Avg Close — Range —