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Merrimack Pharmaceuticals Inc

MACKDelisted May 10, 2024
Industry
Pharmaceutical Preparations
SEC CIK
0001274792

Merrimack Pharmaceuticals Inc was delisted on May 10, 2024; its insiders filed their last Form 4 on Dec 28, 2023; 70 institutions reported holding it in 13F filings for Q1 2024, worth $137.1M in total; no superinvestor held it.

Q3 2022 vs. Q2 2022

How the institutions holding Merrimack Pharmaceuticals Inc changed between Q2 2022 and Q3 2022.

All holders in Q3 2022All holders in Q2 2022

13F holders of MACK: Q2 2022 compared with Q3 2022
MeasureQ2 2022Q3 2022Change
Holders4241−1
Shares8.06M8.01M−51.8K (−0.6%)
Value$48.0M$30.0M−$17.9M (−37.4%)

New holders (2)

Institutions that held Merrimack Pharmaceuticals Inc at the end of Q3 2022 but not at the end of Q2 2022.

Institutions new to MACK in Q3 2022
InstitutionSharesValue% of portfolio
Belvedere Trading LLC20,052$77.0K0.08%
FMR LLC1$00.00%

Sold out (3)

Institutions that held Merrimack Pharmaceuticals Inc at the end of Q2 2022 and filed for Q3 2022 without it.

Institutions that sold out of MACK in Q3 2022
InstitutionShares, Q2 2022Value, Q2 2022
Bronte Capital Management Pty Ltd.578,313$3.44M
Goldman Sachs Group Inc14,142$84.0K
Cubist Systematic Strategies, LLC800$5.00K