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Equibles

Hudson Bay Capital Management LP

Position in ARCI — Archimedes Tech SPAC Partners III Co.

CIK 1393825 STAMFORD, CT
Back to ARCI Full portfolio

Position in ARCI

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$3,003,000
+$48,000 QoQ
Shares Held
300,000
-4.8% QoQ
Ownership
0.851%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#29
of 60 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ARCI Over Time

Shares Held

Position Value (USD)

Position in Shell Companies

Financial Services · as of Jun 30, 2026

Hudson Bay Capital Management LP holds $914,580,553 across 207 Shell Companies names. ARCI ranks #120 (0.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 DMII
Drugs Made In America Acquisition II Corp.
 3,283,078 $19,808,441
2 FGII
FG Imperii Acquisition Corp.
 2,922,396 $19,346,261
3 MESH
Meshflow Acquisition Corp
 2,341,332 $17,577,549
4 JACS
Jackson Acquisition Co II
 1,520,505 $16,178,173
5 RREV
RRE Ventures Acquisition Corp.
 2,133,332 $15,791,990
6 RAC
Rithm Acquisition Corp.
 1,499,500 $15,684,770
7
2,499,928 $15,495,000
8 APXT
Apex Treasury Corp
 1,687,540 $15,086,658

All Filings in ARCI

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $3,003,000 300,000
2026-03-31 $2,955,000 300,000