ASP Isotopes Ownership | Who Owns ASP Isotopes?
ASP Isotopes Ownership Summary
ASP Isotopes is owned by 71.06% institutional investors, 13.05% insiders, and 15.89% retail investors. Blackrock funding, inc. /de is the largest institutional shareholder, holding 10.03% of ASPI shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.94% of its assets in ASP Isotopes shares.
ASPI Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | ASP Isotopes | 71.06% | 13.05% | 15.89% |
| Sector | Basic Materials Stocks | 41.27% | 13.22% | 45.51% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Blackrock funding, inc. /de | 8.33M | 10.03% | $36.81M |
| Encompass capital advisors | 6.91M | 8.33% | $30.55M |
| Vanguard group | 6.41M | 7.23% | $34.27M |
| Rovida investment management | 4.10M | 4.63% | $21.89M |
| Ubs group | 2.84M | 3.42% | $12.56M |
| Geode capital management | 2.74M | 3.30% | $12.12M |
| Alyeska investment group | 2.69M | 3.24% | $11.90M |
| State street | 2.32M | 2.80% | $10.26M |
| Exchange traded concepts | 2.18M | 2.63% | $9.65M |
| Awm investment company | 2.12M | 2.56% | $9.39M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Rovida investment management | 4.10M | 2.98% | $21.89M |
| Southport management | 30.00K | 1.19% | $288.60K |
| Diametric capital, lp | 953.50K | 1.10% | $4.21M |
| Awm investment company | 2.12M | 1.04% | $9.39M |
| Encompass capital advisors | 6.91M | 0.92% | $30.55M |
| Philadelphia financial management of san francisco | 648.34K | 0.83% | $2.87M |
| Wim investment management | 601.40K | 0.79% | $2.66M |
| Sara-bay financial | 586.67K | 0.78% | $2.59M |
| Alight capital management lp | 300.00K | 0.32% | $1.33M |
| Fny investment advisers | 86.60K | 0.17% | $382.00K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Encompass capital advisors | 6.91M | 0.92% | 6.91M |
| Vanguard group | 6.41M | 0.00% | 1.89M |
| Blackrock funding, inc. /de | 8.33M | 0.00% | 1.54M |
| Rovida investment management | 4.10M | 2.98% | 900.00K |
| Exchange traded concepts | 2.18M | 0.07% | 783.24K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Alyeska investment group | 2.69M | 0.03% | -2.20M |
| Rovida advisors | - | - | -2.20M |
| Capital research global investors | - | - | -2.04M |
| Goldman sachs group | 526.79K | 0.00% | -1.19M |
| Citadel advisors | 768.01K | 0.00% | -957.55K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Vanguard fiduciary trust | 753.32K | 0.00% | 753.32K | $3.33M |
| Chicago partners investment group | 374.08K | 0.05% | 374.08K | $2.10M |
| Alight capital management lp | 300.00K | 0.32% | 300.00K | $1.33M |
| Yaupon capital management lp | 300.00K | 0.04% | 300.00K | $1.33M |
| Concentric capital strategies, lp | 218.05K | 0.09% | 218.05K | $2.10M |
Sold Out
| Holder | Change |
|---|---|
| Quarry lp | -34.00 |
| Parkside financial bank & trust | -105.00 |
| Advisornet financial | -120.00 |
| Federated hermes | -129.00 |
| Rise advisors | -193.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 188 | - | 58,990,484 | 0.74% | 71 | 1.63% | 122 | -2.40% | 38 | -2.56% |
| Dec 31, 2025 | 43 | -75.00% | 17,565,242 | -66.80% | 19 | 0.38% | 34 | -70.18% | 4 | -87.50% |
| Sep 30, 2025 | 47 | -67.13% | 11,223,896 | -74.27% | 15 | 0.39% | 27 | -72.16% | 12 | -45.45% |
| Jun 30, 2025 | 139 | 34.95% | 43,501,048 | 34.24% | 62 | 1.85% | 93 | 60.34% | 22 | -12.00% |
| Mar 31, 2025 | 4 | -95.83% | 4,870,522 | -84.46% | 6 | 0.27% | 4 | -94.03% | - | -100.00% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 3.70M | 2.94% | - |
| iShares Russell 2000 ETF | 2.64M | 2.10% | 22.28K |
| Range Nuclear Renaissance ETF | 2.18M | 1.73% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 1.26M | 1.00% | 6.73K |
| BNP Clean Energy Solutions C D | 999.93K | 0.79% | 249.86K |
| iShares Russell 2000 Growth ETF | 928.40K | 0.74% | 2.39K |
| Fidelity Small Cap Index | 906.11K | 0.72% | 8.63K |
| State St Russell Sm/Mid Cp® Indx SL Cl I | 665.58K | 0.53% | - |
| Fidelity Extended Market Index | 595.79K | 0.47% | 20.68K |
| Vanguard Russell 2000 ETF | 573.99K | 0.46% | 14.74K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Jun 08, 2026 | Ainscow Robert | COO | Sell | $59.06K |
| Jun 03, 2026 | Mann Paul Elliot | Chairman and CEO | Sell | $649.97K |
| Jun 02, 2026 | Mann Paul Elliot | Chairman and CEO | Sell | $694.35K |
| Jun 01, 2026 | Mann Paul Elliot | Chairman and CEO | Sell | $660.01K |
| Apr 16, 2026 | Ainscow Robert | COO | Sell | $117.11K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q2 | - | 6 |
| 2026 Q1 | - | 3 |
| 2025 Q4 | - | 8 |
| 2025 Q3 | - | 6 |
| 2025 Q2 | - | 6 |
ASPI Ownership FAQ
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