ASPI — ASP ISOTOPES INC
As of Q2 2026, 28 SEC-registered investment managers reported holding ASPI (ASP ISOTOPES INC) in their latest 13F filings, with a combined reported value of $153.15M across 24.72M shares. That is +12.8% by share count (+2.81M shares) versus the previous quarter, while reported value moved +58.8%. Ownership is concentrated: the five largest holders account for 76.3% of reported value and the top ten for 92.8%.
Compared with the prior quarter, 4 opened new positions, 20 added to existing stakes, 4 trimmed, 1 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
ASPI is classified in the Industrials sector.
All figures on this page are computed from SEC Form 13F quarterly filings. 13F filers disclose long positions of $100,000 or more within 45 days of quarter end; short positions, options overlays and intra-quarter trades are not included, so treat the numbers as a quarterly snapshot of institutional ownership rather than real-time positioning.
| Fund | Quarter | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|---|
| BlackRock Inc history | Q2 2026 | 9.22M | $57.33M | 0.00% | Add |
| Vanguard Group history | Q4 2025 | 6.41M | $34.27M | 0.00% | Add |
| UBS Group AG history | Q2 2026 | 3.75M | $23.35M | 0.00% | Add |
| Capital Research Global Investors history | Q3 2025 | 2.04M | $19.66M | 0.00% | Reduce |
| Geode Capital Management history | Q2 2026 | 2.95M | $18.33M | 0.00% | Add |
| Citadel Advisors history | Q2 2026 | 1.71M | $10.65M | 0.00% | Reduce |
| Morgan Stanley history | Q2 2026 | 1.16M | $7.23M | 0.00% | Reduce |
| Northern Trust Corp history | Q2 2026 | 1.01M | $6.26M | 0.00% | Add |
| Charles Schwab Investment Management history | Q2 2026 | 935.35K | $5.82M | 0.00% | Add |
| Marshall Wace history | Q2 2026 | 835.66K | $5.20M | 0.00% | New |
| Bank of America Corp history | Q2 2026 | 709.06K | $4.41M | 0.00% | Add |
| Goldman Sachs Group history | Q2 2026 | 576.28K | $3.58M | 0.00% | Add |
| Millennium Management history | Q3 2025 | 245.99K | $2.37M | 0.00% | Add |
| BNY Mellon history | Q2 2026 | 356.87K | $2.22M | 0.00% | Add |
| Renaissance Technologies history | Q3 2025 | 201.20K | $1.94M | 0.00% | New |
| Two Sigma Investments history | Q4 2025 | 356.24K | $1.91M | 0.00% | Add |
| JPMorgan Chase & Co history | Q2 2026 | 241.05K | $1.50M | 0.00% | New |
| Invesco Ltd history | Q2 2026 | 203.98K | $1.27M | 0.00% | Add |
| Point72 Asset Management history | Q2 2026 | 164.26K | $1.02M | 0.00% | Add |
| Polen Capital Management history | Q2 2026 | 149.56K | $930.26K | 0.01% | Add |
New Positions (Q2 2026)
- Marshall Wace 835.66K sh · $5.20M
- JPMorgan Chase & Co 241.05K sh · $1.50M
- D. E. Shaw & Co 93.40K sh · $580.95K
- Amundi US 17.21K sh · $107.06K
Fully Exited (vs previous quarter)
- Janus Henderson Group sold 39.00K sh · $172.19K
Fund Position History — shares by quarter (top 20 funds)
| Fund | Q4 2022 | Q1 2023 | Q2 2023 | Q3 2023 | Q4 2023 | Q1 2024 | Q2 2024 | Q3 2024 | Q4 2024 | Q1 2025 | Q2 2025 | Q3 2025 | Q4 2025 | Q1 2026 | Q2 2026 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| BlackRock Inc | — | — | — | — | — | — | — | 2.70M | 3.96M | 4.05M | 4.03M | 5.46M | 6.79M | 8.33M | 9.22M |
| UBS Group AG | 1.79K | 2.09K | — | 4.54K | 3.28K | — | 51.99K | 63.72K | 1.95M | 1.02M | 1.43M | 961.29K | 2.41M | 2.99M | 3.75M |
| Geode Capital Management | — | — | — | 104.31K | 269.84K | 304.52K | 783.59K | 1.12M | 1.18M | 1.25M | 1.35M | 1.86M | 2.38M | 2.74M | 2.95M |
| Citadel Advisors | — | — | — | — | 104.54K | 50.70K | — | — | 236.80K | 538.70K | 723.00K | 3.01M | 4.57M | 2.64M | 1.71M |
| Morgan Stanley | — | — | — | — | — | 73.33K | 130.72K | 238.66K | 315.54K | 262.46K | 451.33K | 439.75K | 1.71M | 1.58M | 1.16M |
| Northern Trust Corp | — | — | — | 22.15K | 23.23K | 60.05K | 73.00K | 377.16K | 435.69K | 460.73K | 433.29K | 600.05K | 745.91K | 937.52K | 1.01M |
| Charles Schwab Investment Management | — | — | — | — | — | — | 103.12K | 120.28K | 158.23K | 165.36K | 174.93K | 661.96K | 885.74K | 897.24K | 935.35K |
| Marshall Wace | — | — | — | — | — | 111.34K | 545.07K | 1.00M | 148.00K | 178.13K | 33.94K | 1.28M | 818.13K | — | 835.66K |
| Bank of America Corp | — | — | — | — | 40 | — | 18.92K | 27.01K | 113.08K | 101.68K | 180.66K | 128.28K | 230.86K | 169.00K | 709.06K |
| Goldman Sachs Group | — | — | — | — | — | 220.02K | 13.38K | 84.70K | 172.58K | 87.51K | 28.45K | 617.25K | 1.73M | 552.20K | 576.28K |
| BNY Mellon | — | — | — | — | — | — | 124.43K | 134.39K | 125.87K | 142.26K | 153.15K | 211.60K | 243.99K | 289.01K | 356.87K |
| JPMorgan Chase & Co | — | — | — | 5 | 52 | 77.65K | 16.89K | 22.20K | 211.89K | 228.71K | 219.10K | 17.10K | 194.48K | — | 241.05K |
| Invesco Ltd | — | — | — | — | — | — | 19.13K | 19.34K | 21.03K | 20.44K | 471.22K | 143.31K | 59.55K | 56.63K | 203.98K |
| Point72 Asset Management | — | — | — | — | — | — | — | — | — | — | — | 23.37K | — | 44.10K | 164.26K |
| Polen Capital Management | — | — | — | — | — | — | — | — | — | — | 175.14K | 232.91K | 139.51K | 122.97K | 149.56K |
| Citigroup Inc | — | — | — | — | — | 31.16K | 8.62K | 36.41K | 59.05K | 38.89K | 20.18K | 14.75K | 75.35K | 75.16K | 121.31K |
| Deutsche Bank AG | — | — | — | — | — | — | 25.47K | 26.82K | 33.59K | 40.09K | 37.00K | 42.70K | 68.62K | 93.66K | 120.37K |
| Wells Fargo & Co | — | — | — | 123 | 218 | 221 | 12.69K | 15.55K | 24.47K | 26.11K | 29.37K | 47.07K | 131.67K | 49.73K | 116.12K |
| D. E. Shaw & Co | — | — | — | — | — | — | — | — | — | — | — | — | 54.04K | — | 93.40K |
| Legal & General Investment Management America | — | — | — | — | — | — | 4.39K | 6.08K | 5.54K | 6.48K | 6.42K | 8.38K | 76.51K | 55.43K | 86.95K |
▲ Bought Low (fund opened/added, stock rose ≥5% next quarter) ▼ Sold High (fund reduced, stock fell ≥5% next quarter)
Drag / scroll to zoom · Default shows the most recent year · Annotations come from quarterly fund actions in 13F filings · Hover a marker for details