ASP ISOTOPES INC ASPI
$5.63
-8.8% 52w: $4.07 – $14.05
Latest 13F among current holders filed 17 days ago (Jun 18, 2026)
Price — last 12 months
research preview data4.079.0614.05
Jun 20, 2025 Jul 2, 2026
Institutional holders
177
+4 QoQ
13F value
$284.2M
-9.9% QoQ
Smart-money holders
13
signal tier ≥ 2
New smart buyers
4
Q1 2026
Options barometer
2.6×
$40.4M calls / $15.4M puts
Institutional value by quarter
Number of holders
Who owns ASPI?
Q1 2026 filings| Fund | Type | Shares | Value | % of fund | Change |
|---|---|---|---|---|---|
| BlackRock, Inc. | Index provider | 8.3M | $36.8M | 0.0% | +22.7% |
| Encompass Capital Advisors LLC ★2 | Fundamental diversified | 6.9M | $30.6M | 1.2% | New |
| VANGUARD CAPITAL MANAGEMENT LLC | Diversified mechanical | 5.1M | $22.4M | 0.0% | — |
| Rovida Investment Management Ltd ★3 | Fundamental concentrated | 4.1M | $18.1M | 2.3% | Held |
| UBS Group AG | Bank broker | 2.8M | $12.6M | 0.0% | +18.1% |
| GEODE CAPITAL MANAGEMENT, LLC | Index provider | 2.7M | $12.1M | 0.0% | +14.9% |
| Alyeska Investment Group, L.P. | Quant stat arb | 2.7M | $11.9M | 0.0% | -45.0% |
| STATE STREET CORP | Index provider | 2.3M | $10.3M | 0.0% | +25.9% |
| EXCHANGE TRADED CONCEPTS, LLC | Index provider | 2.2M | $9.7M | 0.1% | +55.9% |
| AWM Investment Company, Inc. ★2 | Fundamental diversified | 2.1M | $9.4M | 1.0% | Held |
| MORGAN STANLEY | Bank broker | 1.6M | $7.0M | 0.0% | -7.8% |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Market maker | 1.1M | $4.7M | 0.0% | -30.3% |
| BARCLAYS PLC | Bank broker | 1.0M | $4.5M | 0.0% | +99.9% |
| VANGUARD PORTFOLIO MANAGEMENT LLC | Diversified mechanical | 977.2K | $4.3M | 0.0% | — |
| Diametric Capital, LP | Quant stat arb | 953.5K | $4.2M | 1.1% | +29.3% |
| NORTHERN TRUST CORP | Index provider | 937.5K | $4.1M | 0.0% | +25.7% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | Index provider | 897.2K | $4.0M | 0.0% | +1.3% |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | Bank broker | 887.2K | $3.9M | 0.0% | -6.0% |
| Rathbones Group PLC | Other | 773.1K | $3.4M | 0.0% | -3.3% |
| CITADEL ADVISORS LLC | Multistrat pod | 768.0K | $3.4M | 0.0% | -55.5% |
| VANGUARD FIDUCIARY TRUST CO | Diversified mechanical | 753.3K | $3.3M | 0.0% | — |
| JANE STREET GROUP, LLC | Market maker | 684.5K | $3.0M | 0.0% | -56.9% |
| Philadelphia Financial Management of San Francisco, LLC ★2 | Fundamental diversified | 648.3K | $2.9M | 0.9% | New |
| WIM INVESTMENT MANAGEMENT Ltd ★2 | Fundamental concentrated | 601.4K | $2.7M | 0.8% | Held |
| GROUP ONE TRADING LLC | Market maker | 595.6K | $2.6M | 0.1% | +34.0% |
| Sara-Bay Financial ★2 | Fundamental diversified | 586.7K | $2.6M | 0.8% | New |
| GOLDMAN SACHS GROUP INC | Bank broker | 526.8K | $2.3M | 0.0% | -69.3% |
| Pacer Advisors, Inc. | Diversified mechanical | 503.9K | $2.2M | 0.0% | +24.6% |
| Chicago Partners Investment Group LLC | Wealth advisor | 374.1K | $2.1M | 0.0% | New |
| Shay Capital LLC | Quant stat arb | 429.5K | $1.9M | 0.3% | -25.8% |
| Saba Capital Management, L.P. | Other | 357.6K | $1.6M | 0.1% | +0.4% |
| HITE Hedge Asset Management LLC ★2 | Fundamental diversified | 326.2K | $1.4M | 0.1% | -27.5% |
| Caprock Group, LLC | Other | 321.0K | $1.4M | 0.0% | -0.4% |
| Yaupon Capital Management LP | Other | 300.0K | $1.3M | 0.1% | New |
| Alight Capital Management LP ★2 | Fundamental diversified | 300.0K | $1.3M | 0.4% | New |
| Bank of New York Mellon Corp | Diversified mechanical | 289.0K | $1.3M | 0.0% | +18.5% |
| IMC-Chicago, LLC | Market maker | 268.5K | $1.2M | 0.0% | -8.8% |
| JPMORGAN CHASE & CO | Bank broker | 273.5K | $1.2M | 0.0% | +40.6% |
| Burkehill Global Management, LP | Quant stat arb | 250.0K | $1.1M | 0.1% | Held |
| BANK OF MONTREAL /CAN/ | Bank broker | 231.8K | $1.0M | 0.0% | +96.6% |
| Purewater Capital LLC | Wealth advisor | 211.9K | $936K | 0.9% | — |
| Swiss National Bank | Index provider | 210.1K | $929K | 0.0% | Held |
| Nuveen, LLC | Diversified mechanical | 207.4K | $917K | 0.0% | +13.5% |
| Arosa Capital Management LP ★2 | Fundamental concentrated | 200.0K | $884K | 0.6% | Held |
| Empowered Funds, LLC | Diversified mechanical | 186.0K | $822K | 0.0% | +38.2% |
| BANK OF AMERICA CORP /DE/ | Bank broker | 169.0K | $747K | 0.0% | -26.8% |
| SBI Securities Co., Ltd. | Diversified mechanical | 164.6K | $728K | 0.0% | +8.2% |
| TUDOR INVESTMENT CORP ET AL | Quant stat arb | 161.0K | $712K | 0.0% | +21.1% |
| PRELUDE CAPITAL MANAGEMENT, LLC | Diversified mechanical | 153.7K | $679K | 0.1% | -32.8% |
| PFG Investments, LLC | Diversified mechanical | 152.3K | $673K | 0.0% | -16.2% |
Exits are not a bearish signal: our backtest shows stocks specialists exit keep outperforming for 3+ quarters — selling usually means profit-taking, not a forecast.
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