ARCA BIOPHARMA INC

CUSIP: 00211Y506 Class: COMMON

TWO SIGMA SECURITIES, LLC's Holding History (CIK: 0001450144)

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

Q4 2023
Shares 12,119 Value ($000) $21 Avg Close — Range —
Q2 2022
Shares 10,238 Value ($000) $25 Avg Close — Range —