We are live on ! Find out more
ASPI icon

ASP Isotopes
ASPI

177 hedge funds and large institutions have $283M invested in ASP Isotopes in 2026 Q1 according to their latest regulatory filings, with 42 funds opening new positions, 78 increasing their positions, 40 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed

162% more call options, than puts

Call options by funds: $40.4M | Put options by funds: $15.4M

95% more repeat investments, than reductions

Existing positions increased: 78 | Existing positions reduced: 40

27% more first-time investments, than exits

New positions opened: 42 | Existing positions closed: 33

4.77% more ownership

Funds ownership: 52.83% → 57.6% (+4.8%)

2% more funds holding

Funds holding: 173 → 177 (+4)

0% more funds holding in top 10

Funds holding in top 10: 1 → 1 (0)

10% less capital invested

Capital invested by funds: $313M → $283M (-$30.7M)

Holders
177
Holders Change
+4
Holders Change %
+2.31%
% of All Funds
2.18%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.01%
New
42
Increased
78
Reduced
40
Closed
33
Calls
$40.4M
Puts
$15.4M
Net Calls
+$25M
Net Calls Change
+$2.65M

Top Buyers

Rank Fund Capital Flow
1
ECA
Encompass Capital Advisors
New York
+$40.9M
2
BlackRock
BlackRock
New York
+$9.1M
3
ETC
Exchange Traded Concepts
Oklahoma
+$4.63M
4
PFMOSF
Philadelphia Financial Management of San Francisco
California
+$3.83M
5
SBF
Sara-Bay Financial
Florida
+$3.47M

Top Sellers

Rank Fund Capital Flow
1
Alyeska Investment Group
Alyeska Investment Group
Illinois
-$13M
2
Goldman Sachs
Goldman Sachs
New York
-$7.03M
3
Citadel Advisors
Citadel Advisors
Florida
-$5.66M
4
Jane Street
Jane Street
New York
-$5.34M
5
TAM
Telemark Asset Management
Massachusetts
-$4.41M
Name Holding Trade Value Shares
Change 		Change in
Stake
Goldman Sachs
26
Goldman Sachs
New York
$2.33M -$7.03M -1,188,497 -69%
Pacer Advisors
27
Pacer Advisors
Pennsylvania
$2.23M +$589K +99,553 +25%
CPIG
28
Chicago Partners Investment Group
Illinois
$2.1M +$2.21M +374,078 New
SC
29
Shay Capital
New York
$1.9M -$884K -149,500 -26%
RG
30
Rathbones Group
United Kingdom
$1.71M -$77.1K -13,033 -3%
SCM
31
Saba Capital Management
New York
$1.58M +$7.38K +1,248 +0.4%
HHAM
32
HITE Hedge Asset Management
Massachusetts
$1.44M -$731K -123,656 -27%
CG
33
Caprock Group
Idaho
$1.42M -$7.77K -1,314 -0.4%
ACM
34
Alight Capital Management
New York
$1.33M +$1.77M +300,000 New
YCM
35
Yaupon Capital Management
New York
$1.33M +$1.77M +300,000 New
Bank of New York Mellon
36
Bank of New York Mellon
New York
$1.28M +$266K +45,022 +18%
IMC Chicago
37
IMC Chicago
Illinois
$1.19M -$154K -26,033 -9%
JP Morgan Chase
38
JP Morgan Chase
New York
$1.15M +$467K +78,983 +41%
BGM
39
Burkehill Global Management
New York
$1.1M – – –
Bank of Montreal
40
Bank of Montreal
Ontario, Canada
$1.02M +$674K +113,887 +97%
PC
41
Purewater Capital
Texas
$936K +$1.25M +211,851 New
Swiss National Bank
42
Swiss National Bank
Switzerland
$929K – – –
N
43
Nuveen
North Carolina
$917K +$146K +24,717 +14%
ACM
44
Arosa Capital Management
Florida
$884K – – –
EF
45
Empowered Funds
Pennsylvania
$822K +$304K +51,351 +38%
Bank of America
46
Bank of America
North Carolina
$747K -$366K -61,859 -27%
SS
47
SBI Securities
Japan
$728K +$74K +12,519 +8%
Tudor Investment Corp
48
Tudor Investment Corp
Connecticut
$712K +$166K +28,094 +21%
PCM
49
Prelude Capital Management
New York
$679K -$443K -74,837 -33%
PI
50
PFG Investments
New York
$673K -$174K -29,500 -16%
1
2
3 4 5

ASPI Hedge Fund Activity: Q1 2026 in Review

177 of the 8,126 institutional investors tracked by Wall St. Rank reported a position in ASP Isotopes (ASPI) for Q1 2026, worth a combined $283M — down 9.8% from $313M a quarter earlier.

Buyers outnumbered sellers: 42 funds opened new ASPI positions and 33 closed out — a net gain of 9 holders — while 78 added to existing stakes and 40 trimmed.

The largest buyer was Encompass Capital Advisors, opening a new position worth an estimated $40.9M. The largest seller was Alyeska Investment Group, cutting an estimated $13M.

  • 177 institutional investors held ASP Isotopes (ASPI) as of Q1 2026, up from 173 in Q4 2025.
  • Funds reported $283M of ASP Isotopes stock for Q1 2026, down 9.8% quarter-over-quarter.
  • 42 funds opened new ASP Isotopes positions in Q1 2026 and 33 closed out, a net change of +9 holders.
  • The largest ASP Isotopes buyer in Q1 2026 was Encompass Capital Advisors, an estimated $40.9M added.
  • The largest ASP Isotopes seller in Q1 2026 was Alyeska Investment Group, an estimated $13M sold.

Based on aggregated 13F filings for Q1 2026.