DOSSIER · 13F Holders · Q1 2026Most-boughtAI cap-ex

MERCER PARK OPPORTUNITIES CO

1 institutions still hold MERCER PARK OPPORTUNITIES CO as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G6002A105·1 13F holders·last filed Mar 31, 2026

Market cap

—

▲ 8.0%

vs prior quarter

13F value held

$22M

59.0% inst. owned

of float

Holders

+69 QoQ

filers reporting

Activity

+13 / −46

+891 added · −917 reduced

this quarter

Concentration

100.00%

Crossingbridge Advisors, LLC #1

top holder share

AI Holders Summary · Q1 2026

1 institutions reported MERCER PARK OPPORTUNITIES CO in Q1 2026. Crossingbridge Advisors, LLC leads at 100.0% of the visible book. +69 net new institutions vs prior quarter — accumulation reading.

Top holders

Sorted by position value. Source: SEC EDGAR 13F-HR filings.

#HolderValueShares% port.Quarter

Crossingbridge Advisors, LLC

CIK 0001770024

$22M2.1M4.03%Q1 2026