DOSSIER · 13F Holders · Q1 2025

ARCHIMEDES TECH SPAC PARTNER

7 institutions still hold ARCHIMEDES TECH SPAC PARTNER as of Q1 2025. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G04537117·7 13F holders·last filed Mar 31, 2025
Market cap
13F value held
$7M
visible holders
Holders
7
filers reporting
Concentration
82.39%
MIZUHO SECURITIES USA LLC #1
top holder share
AI Holders Summary · Q1 2025

7 institutions reported ARCHIMEDES TECH SPAC PARTNER in Q1 2025. MIZUHO SECURITIES USA LLC leads at 82.4% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
MIZUHO SECURITIES USA LLC
CIK 0001513006
$6M600K0.13%Q1 2025
02
JPMORGAN CHASE & CO
CIK 0000019617
$588K49K0.00%Q2 2026
03
JANE STREET GROUP, LLC
CIK 0001595888· Market maker
$502K46K0.00%Q1 2026
04
Clear Street Group Inc.
CIK 0001881567
$170K14K0.00%Q2 2026
05
UBS Group AG
CIK 0001610520
$25K2K0.00%Q2 2026
06
GLAZER CAPITAL, LLC
CIK 0001076809
$010.00%Q1 2026
07
CONCOURSE FINANCIAL GROUP SECURITIES, INC.
CIK 0000752798
$00Q2 2025