MILLENNIUM MANAGEMENT LLC
Position in ARCI — Archimedes Tech SPAC Partners III Co.
CIK 1273087
NEW YORK, NY
Position in ARCI
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$3,333,081
-$166,919 QoQ
Shares Held
329,743
-5.8% QoQ
Ownership
0.935%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#27
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)
Derivatives in ARCI
reported options exposure · as of Jun 30, 2026CallValue
$0
CallShares
237,500
PutValue
$0
PutShares
0
Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.
Position in Shell Companies
Financial Services · as of Jun 30, 2026MILLENNIUM MANAGEMENT LLC holds $964,148,988 across 175 Shell Companies names. ARCI ranks #116 (0.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | IEAG |
Infinite Eagle Acquisition Corp.
|
5,140,000 | $23,984,400 | |
| 2 | GCGR |
General Catalyst Global Resilience Merger Corp.
|
2,300,000 | $23,207,000 | |
| 3 | CCXI |
Churchill Capital Corp XI
|
1,290,636 | $22,762,156 | |
| 4 | DMII |
Drugs Made In America Acquisition II Corp.
|
3,993,558 | $20,055,193 | |
| 5 | KBON |
Karbon Capital Partners Corp.
|
1,829,400 | $18,552,844 | |
| 6 | CXII |
Churchill Capital Corp XII
|
1,704,646 | $18,154,479 | |
| 7 | TACH |
Titan Acquisition Corp.
|
1,411,602 | $14,694,776 | |
| 8 | CCII |
Cohen Circle Acquisition Corp. II
|
1,383,166 | $14,246,609 |
All Filings in ARCI
Export CSV
1 filing row on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,501,500 | 150,000 | Shares | Sole | 2026-08-14 | |
| No filing history on record for this holder in this stock. | ||||||