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ASP Isotopes
ASPI

130 hedge funds and large institutions have $306M invested in ASP Isotopes in 2025 Q2 according to their latest regulatory filings, with 45 funds opening new positions, 50 increasing their positions, 23 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed

246% more first-time investments, than exits

New positions opened: 45 | Existing positions closed: 13

117% more repeat investments, than reductions

Existing positions increased: 50 | Existing positions reduced: 23

100% more capital invested

Capital invested by funds: $153M → $306M (+$153M)

31% more funds holding

Funds holding: 99 → 130 (+31)

12% more call options, than puts

Call options by funds: $24.2M | Put options by funds: $21.6M

3.89% more ownership

Funds ownership: 45.6% → 49.49% (+3.9%)

0% more funds holding in top 10

Funds holding in top 10: 3 → 3 (0)

Holders
130
Holders Change
+31
Holders Change %
+31.31%
% of All Funds
1.71%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
45
Increased
50
Reduced
23
Closed
13
Calls
$24.2M
Puts
$21.6M
Net Calls
+$2.56M
Net Calls Change
+$221K

Top Buyers

Rank Fund Capital Flow
1
Alyeska Investment Group
Alyeska Investment Group
Illinois
+$28M
2
RIM
Rovida Investment Management
Cayman Islands
+$12.4M
3
DCM
Driehaus Capital Management
Illinois
+$9.43M
4
ETC
Exchange Traded Concepts
Oklahoma
+$8.74M
5
Invesco
Invesco
Georgia
+$3.02M

Top Sellers

Rank Fund Capital Flow
1
BNP Paribas Asset Management
BNP Paribas Asset Management
France
-$11.2M
2
PFMOSF
Philadelphia Financial Management of San Francisco
California
-$5.62M
3
AIC
AWM Investment Company
New York
-$3.89M
4
GCP
GSA Capital Partners
United Kingdom
-$1.24M
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$1.18M
Name Holding Trade Value Shares
Change 		Change in
Stake
Commonwealth Equity Services
51
Commonwealth Equity Services
Massachusetts
$390K +$355K +52,998 New
MML Investors Services
52
MML Investors Services
Massachusetts
$346K +$315K +47,008 New
Universal-Beteiligungs- und Servicegesellschaft
53
Universal-Beteiligungs- und Servicegesellschaft
Germany
$331K +$302K +45,000 New
SP
54
Saranac Partners
$325K – – –
SC
55
Shay Capital
New York
$320K +$292K +43,500 New
Stifel Financial
56
Stifel Financial
Missouri
$283K +$258K +38,452 New
Deutsche Bank
57
Deutsche Bank
Germany
$272K -$20.7K -3,093 -8%
MIM
58
MetLife Investment Management
New Jersey
$257K +$21.2K +3,165 +10%
A
59
AlphaQuest
New York
$256K +$233K +34,716 New
SA
60
Sanctuary Advisors
Indiana
$252K +$141K +21,082 +160%
Marshall Wace
61
Marshall Wace
United Kingdom
$250K -$967K -144,197 -81%
AFG
62
Allegheny Financial Group
Pennsylvania
$249K +$227K +33,891 New
Millennium Management
63
Millennium Management
New York
$238K +$93.7K +13,968 +76%
Mirae Asset Global ETFs Holdings
64
Mirae Asset Global ETFs Holdings
Hong Kong
$233K +$436 +65 +0.2%
HCA
65
Harbour Capital Advisors
Virginia
$232K +$221K +33,025 New
Wells Fargo
66
Wells Fargo
California
$216K +$21.8K +3,254 +12%
Mariner
67
Mariner
Kansas
$211K +$192K +28,645 New
Goldman Sachs
68
Goldman Sachs
New York
$209K -$396K -59,058 -67%
Bank of Montreal
69
Bank of Montreal
Ontario, Canada
$199K +$13.4K +2,000 +8%
T. Rowe Price Associates
70
T. Rowe Price Associates
Maryland
$196K +$23.3K +3,476 +15%
PI
71
PFG Investments
New York
$195K +$43.6K +6,500 +33%
IIM
72
INTECH Investment Management
Florida
$190K -$8.02K -1,196 -4%
Royal Bank of Canada
73
Royal Bank of Canada
Ontario, Canada
$181K +$97.2K +14,499 +144%
XT
74
XTX Topco
Cayman Islands
$178K +$162K +24,155 New
ACA
75
Apis Capital Advisors
New York
$177K -$1.12M -167,000 -87%
1 2
3
4 5

ASPI Hedge Fund Activity: Q2 2025 in Review

130 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in ASP Isotopes (ASPI) for Q2 2025, worth a combined $306M — up 100% from $153M a quarter earlier.

Buyers outnumbered sellers: 45 funds opened new ASPI positions and 13 closed out — a net gain of 32 holders — while 50 added to existing stakes and 23 trimmed.

The largest buyer was Alyeska Investment Group, opening a new position worth an estimated $28M. The largest seller was BNP Paribas Asset Management, cutting an estimated $11.2M.

  • 130 institutional investors held ASP Isotopes (ASPI) as of Q2 2025, up from 99 in Q1 2025.
  • Funds reported $306M of ASP Isotopes stock for Q2 2025, up 100% quarter-over-quarter.
  • 45 funds opened new ASP Isotopes positions in Q2 2025 and 13 closed out, a net change of +32 holders.
  • The largest ASP Isotopes buyer in Q2 2025 was Alyeska Investment Group, an estimated $28M added.
  • The largest ASP Isotopes seller in Q2 2025 was BNP Paribas Asset Management, an estimated $11.2M sold.

Based on aggregated 13F filings for Q2 2025.