DOSSIER · 13F Holders · Q1 2026

LAKE SUPERIOR ACQUISITION CO

7 institutions still hold LAKE SUPERIOR ACQUISITION CO as of Q1 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G5354C131·7 13F holders·last filed Mar 31, 2026
Market cap
13F value held
$7M
visible holders
Holders
7
filers reporting
Concentration
47.30%
LMR Partners LLP #1
top holder share
AI Holders Summary · Q1 2026

7 institutions reported LAKE SUPERIOR ACQUISITION CO in Q1 2026. LMR Partners LLP leads at 47.3% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
LMR Partners LLP
CIK 0001578621
$4M350K0.01%Q1 2026
02
Westchester Capital Management, LLC
CIK 0001512805
$3M255K0.12%Q1 2026
03
Clear Street Group Inc.
CIK 0001881567
$1M109K0.00%Q1 2026
04
ROBINSON CAPITAL MANAGEMENT, LLC
CIK 0001599795
$153K15K0.06%Q1 2026
05
Lineage Point Capital LP
CIK 0002093311
$102K10K0.04%Q4 2025
06
UBS Group AG
CIK 0001610520
$12K1K0.00%Q1 2026
07
PICTON MAHONEY ASSET MANAGEMENT
CIK 0001539041
$111110.00%Q1 2026