ASP Isotopes
ASPI
185 hedge funds and large institutions have $406M invested in ASP Isotopes in 2026 Q2 according to their latest regulatory filings, with 40 funds opening new positions, 74 increasing their positions, 51 reducing their positions, and 28 closing their positions.
134% more call options, than puts
Call options by funds: $51M | Put options by funds: $21.8M
45% more repeat investments, than reductions
Existing positions increased: 74 | Existing positions reduced: 51
44% more capital invested
Capital invested by funds: $283M → $406M (+$124M)
43% more first-time investments, than exits
New positions opened: 40 | Existing positions closed: 28
5% more funds holding
Funds holding: 177 → 185 (+8)
0% more funds holding in top 10
Funds holding in top 10: 1 → 1 (0)
5.64% less ownership
Funds ownership: 57.6% → 51.96% (-5.6%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
+$5.23M |
| 2 |
Marshall Wace
London,
United Kingdom
|
+$4.92M |
| 3 |
Man Group
London,
United Kingdom
|
+$4.88M |
| 4 |
PFMOSF
Philadelphia Financial Management of San Francisco
San Francisco,
California
|
+$4.09M |
| 5 |
BNP Paribas Asset Management
Paris,
France
|
+$4.06M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$3.9M |
| 2 |
AIC
AWM Investment Company
New York
|
-$3.2M |
| 3 |
SBF
Sara-Bay Financial
Sarasota,
Florida
|
-$2.59M |
| 4 |
DC
Diametric Capital
Boston,
Massachusetts
|
-$2.44M |
| 5 |
Morgan Stanley
New York
|
-$2.44M |
ASPI Hedge Fund Activity: Q2 2026 in Review
185 of the 8,318 institutional investors tracked by Wall St. Rank reported a position in ASP Isotopes (ASPI) for Q2 2026, worth a combined $406M — up 44% from $283M a quarter earlier.
Buyers outnumbered sellers: 40 funds opened new ASPI positions and 28 closed out — a net gain of 12 holders — while 74 added to existing stakes and 51 trimmed.
The largest buyer was BlackRock, adding an estimated $5.23M. The largest seller was Jane Street, cutting an estimated $3.9M.
- 185 institutional investors held ASP Isotopes (ASPI) as of Q2 2026, up from 177 in Q1 2026.
- Funds reported $406M of ASP Isotopes stock for Q2 2026, up 44% quarter-over-quarter.
- 40 funds opened new ASP Isotopes positions in Q2 2026 and 28 closed out, a net change of +12 holders.
- The largest ASP Isotopes buyer in Q2 2026 was BlackRock, an estimated $5.23M added.
- The largest ASP Isotopes seller in Q2 2026 was Jane Street, an estimated $3.9M sold.
Based on aggregated 13F filings for Q2 2026.