MERRIMACK PHARMACEUTICALS IN

CUSIP: 590328209 Class: Common Stock

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q1 2024
Shares 11,124 Value ($000) $164 Avg Close — Range —
Q1 2023
Shares 37,307 Value ($000) $459 Avg Close — Range —
Q4 2017
Shares 10,448 Value ($000) $107 Avg Close — Range —