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ATIIW

Archimedes Tech SPAC Partners II Co Warrant
ATIIW

34 hedge funds and large institutions have $5.23M invested in Archimedes Tech SPAC Partners II Co Warrant in 2025 Q3 according to their latest regulatory filings, with 4 funds opening new positions, 4 increasing their positions, 9 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed

0.64% more ownership

Funds ownership: 83.19% → 83.83% (+0.64%)

1% less capital invested

Capital invested by funds: $5.3M → $5.23M (-$60.1K)

3% less funds holding

Funds holding: 35 → 34 (-1)

20% less first-time investments, than exits

New positions opened: 4 | Existing positions closed: 5

56% less repeat investments, than reductions

Existing positions increased: 4 | Existing positions reduced: 9

Holders
34
Holders Change
-1
Holders Change %
-2.86%
% of All Funds
0.45%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
4
Increased
4
Reduced
9
Closed
5
Calls
$97K
Puts
–
Net Calls
+$97K
Net Calls Change
+$97K

Top Buyers

Rank Fund Capital Flow
1
HCI
Harraden Circle Investments
New York
+$224K
2
RCM
Rivernorth Capital Management
Florida
+$62.2K
3
BNP Paribas Financial Markets
BNP Paribas Financial Markets
France
+$56.4K
4
LA
Linden Advisors
New York
+$29.6K
5
Parallax Volatility Advisers
Parallax Volatility Advisers
California
+$23.8K

Top Sellers

Rank Fund Capital Flow
1
SC
Sculptor Capital
New York
-$214K
2
AA
AQR Arbitrage
Connecticut
-$56.4K
3
GCL
Glazer Capital LLC
New York
-$40K
4
CC
Centiva Capital
New York
-$28.9K
5
MSU
Mizuho Securities USA
New York
-$25.6K
Name Holding Trade Value Shares
Change 		Change in
Stake
MTCM
1
Mint Tower Capital Management
Netherlands
$1.53M – – –
HCI
2
Harraden Circle Investments
New York
$623K +$224K +644,715 +62%
TCM
3
Tenor Capital Management
New York
$293K – – –
MF
4
Magnetar Financial
Illinois
$241K – – –
LA
5
Linden Advisors
New York
$217K +$29.6K +85,197 +17%
SCM
6
Shaolin Capital Management
Florida
$215K -$12K -34,603 -6%
CL
7
CSS LLC
Illinois
$208K – – –
AA
8
AQR Arbitrage
Connecticut
$191K -$56.4K -161,927 -25%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
9
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$187K – – –
LP
10
LMR Partners
United Kingdom
$166K – – –
AIMCA
11
Alberta Investment Management Corp (AIMCo)
Alberta, Canada
$146K – – –
DCM
12
Driehaus Capital Management
Illinois
$140K – – –
D.E. Shaw & Co
13
D.E. Shaw & Co
New York
$108K – – –
KPF
14
K2 Principal Fund
Ontario, Canada
$91K – – –
MCM
15
Moore Capital Management
New York
$87.8K – – –
PC
16
Periscope Capital
Ontario, Canada
$73.5K -$8.7K -25,000 -11%
GL
17
Governors Lane
New York
$73.1K – – –
WCMNY
18
Westchester Capital Management (New York)
New York
$70K – – –
RCM
19
Rivernorth Capital Management
Florida
$62.6K +$62.2K +178,875 New
BNP Paribas Financial Markets
20
BNP Paribas Financial Markets
France
$59.9K +$56.4K +161,927 New
CS
21
Clear Street
New York
$51K -$3.87K -11,127 -8%
WA
22
Whitebox Advisors
Minnesota
$48.8K – – –
GCL
23
Glazer Capital LLC
New York
$47K -$40K -114,890 -46%
PMAM
24
Picton Mahoney Asset Management
Ontario, Canada
$47K – – –
AC
25
Aristeia Capital
Connecticut
$46.3K – – –
1
2

ATIIW Hedge Fund Activity: Q3 2025 in Review

34 of the 7,625 institutional investors tracked by Wall St. Rank reported a position in Archimedes Tech SPAC Partners II Co Warrant (ATIIW) for Q3 2025, worth a combined $5.23M — down 1.1% from $5.3M a quarter earlier.

Sellers outnumbered buyers: 5 funds closed out of ATIIW and 4 opened new positions — a net loss of 1 holder — while 9 trimmed existing stakes and 4 added.

The largest buyer was Harraden Circle Investments, adding an estimated $224K. The largest seller was Sculptor Capital, exiting entirely with an estimated $214K sold.

  • 34 institutional investors held Archimedes Tech SPAC Partners II Co Warrant (ATIIW) as of Q3 2025, down from 35 in Q2 2025.
  • Funds reported $5.23M of Archimedes Tech SPAC Partners II Co Warrant stock for Q3 2025, down 1.1% quarter-over-quarter.
  • 4 funds opened new Archimedes Tech SPAC Partners II Co Warrant positions in Q3 2025 and 5 closed out, a net change of -1 holder.
  • The largest Archimedes Tech SPAC Partners II Co Warrant buyer in Q3 2025 was Harraden Circle Investments, an estimated $224K added.
  • The largest Archimedes Tech SPAC Partners II Co Warrant seller in Q3 2025 was Sculptor Capital, an estimated $214K sold.

Based on aggregated 13F filings for Q3 2025.