STRS Ohio

SEC CIK: 0000820478
Latest filing: Jul 30, 2026

SEC filings (opens in a new tab)

MACK holding history

Merrimack Pharmaceuticals Inc in every 13F filed by STRS Ohio, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MACK overview All 13F holders of MACK Full Q2 2026 holdings

Shares (Q2 2024): 0; Sold out in Q2 2024
Value: $0
% of portfolio: 0.0%
Quarters held: 2; Since Q4 2023

Holdings of MACK by STRS Ohio, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2024	0	$0	0.0%	−19,000−100.0%	Sold out	Holders
Q1 2024	19,000	$280.0K	<0.1%	+15,700+475.8%	Added	Holders
Q4 2023	3,300	$44.0K	<0.1%	+3,300	New	Holders