13F Insight
DOSSIER · 13F Holders · Q2 2026

ARCHIMEDES TECH SPAC PARTNER

34 institutions still hold ARCHIMEDES TECH SPAC PARTNER as of Q2 2026. Tracked across SEC 13F-HR filings, with insider and 13D/G activity surfaced alongside.

CUSIP G04537125·34 13F holders·last filed Jun 30, 2026
Market cap
—
13F value held
$16M
visible holders
Holders
34
filers reporting
Concentration
15.85%
Harraden Circle Investments, LLC #1
top holder share
AI Holders Summary · Q2 2026

34 institutions reported ARCHIMEDES TECH SPAC PARTNER in Q2 2026. Harraden Circle Investments, LLC leads at 15.9% of the visible book.

Top holders

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

#HolderValueShares% port.Quarter
01
Harraden Circle Investments, LLC
CIK 0001910592
$2M1.1M0.32%Q2 202602
ARISTEIA CAPITAL, L.L.C.
CIK 0001080171
$2M788K0.02%Q2 202603
TENOR CAPITAL MANAGEMENT Co., L.P.
CIK 0001346554
$2M750K0.02%Q2 202604
Mint Tower Capital Management B.V.
CIK 0001666606
$2M150K0.14%Q1 202605
LMR Partners LLP
CIK 0001578621
$1M614K0.01%Q2 202606
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
CIK 0001535845
$1M500K0.00%Q2 202607
LINDEN ADVISORS LP
CIK 0001279396
$1M504K0.01%Q2 202608
Alberta Investment Management Corp
CIK 0001463559· Sovereign
$821K375K0.00%Q2 202609
K2 PRINCIPAL FUND, L.P.
CIK 0001461790
$615K281K0.04%Q2 202610
MOORE CAPITAL MANAGEMENT, LP
CIK 0001448574
$493K225K0.01%Q2 202611
Shaolin Capital Management LLC
CIK 0001766806
$398K182K0.02%Q2 202612
MILLENNIUM MANAGEMENT LLC
CIK 0001273087
$371K169K0.00%Q2 202613
BNP PARIBAS FINANCIAL MARKETS
CIK 0001166588
$355K162K0.00%Q2 202614
CSS LLC/IL
CIK 0001103646
$332K152K0.01%Q2 202615
Sculptor Capital LP
CIK 0001054587
$329K150K0.00%Q2 202616
WHITEBOX ADVISORS LLC
CIK 0001257391
$274K125K0.00%Q2 202617
AQR Arbitrage LLC
CIK 0001167456
$269K490K0.01%Q4 202518
D. E. Shaw & Co., Inc.
CIK 0001009207
$158K288K0.00%Q4 202519
Alpine Global Management, LLC
CIK 0001581655
$156K71K0.03%Q2 202620
DLD Asset Management, LP
CIK 0001578299
$152K69K0.01%Q2 2026
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