ADUR — ADURO CLEAN TECHNOLOGIES INC
As of Q2 2026, 8 SEC-registered investment managers reported holding ADUR (ADURO CLEAN TECHNOLOGIES INC) in their latest 13F filings, with a combined reported value of $5.97M across 378.78K shares. That is +10.1% by share count (+34.78K shares) versus the previous quarter, while reported value moved +65.5%. Ownership is concentrated: the five largest holders account for 92.9% of reported value and the top ten for 100.0%.
Compared with the prior quarter, 1 opened new positions, 4 added to existing stakes, 2 trimmed, 3 exited entirely. 13F holdings are quarter-end snapshots, so these moves reflect positioning as of Q2 2026, not real-time trading.
ADUR 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.
Q2 2026 — 8 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Citadel Advisors history | 179.10K | $2.82M | 0.00% | Add |
| Marshall Wace history | 76.53K | $1.21M | 0.00% | New |
| Two Sigma Investments history | 40.62K | $640.11K | 0.00% | Add |
| UBS Group AG history | 31.21K | $491.90K | 0.00% | Reduce |
| Morgan Stanley history | 24.58K | $387.40K | 0.00% | Add |
| Geode Capital Management history | 19.23K | $303.10K | 0.00% | Hold |
| Wells Fargo & Co history | 4.34K | $68.40K | 0.00% | Add |
| BlackRock Inc history | 3.17K | $49.99K | 0.00% | Reduce |
Q1 2026 — 10 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Citadel Advisors history | 154.50K | $1.62M | 0.00% | Add |
| UBS Group AG history | 75.22K | $789.03K | 0.00% | Add |
| Two Sigma Investments history | 29.76K | $312.20K | 0.00% | Hold |
| Morgan Stanley history | 21.11K | $221.43K | 0.00% | Add |
| Geode Capital Management history | 19.23K | $201.74K | 0.00% | Hold |
| Goldman Sachs Group history | 18.74K | $196.60K | 0.00% | Add |
| Bank of America Corp history | 11.68K | $122.52K | 0.00% | New |
| Citigroup Inc history | 5.83K | $60.56K | 0.00% | Add |
| Wells Fargo & Co history | 4.00K | $41.96K | 0.00% | Add |
| BlackRock Inc history | 3.92K | $41.14K | 0.00% | Add |
Q4 2025 — 9 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| UBS Group AG history | 74.04K | $767.03K | 0.00% | Add |
| Citadel Advisors history | 69.70K | $722.09K | 0.00% | Reduce |
| Two Sigma Investments history | 29.76K | $308.33K | 0.00% | Reduce |
| Geode Capital Management history | 19.23K | $199.24K | 0.00% | Hold |
| Goldman Sachs Group history | 10.00K | $103.60K | 0.00% | New |
| Morgan Stanley history | 7.52K | $77.94K | 0.00% | Add |
| BlackRock Inc history | 3.17K | $32.86K | 0.00% | Hold |
| Wells Fargo & Co history | 2.70K | $27.97K | 0.00% | Add |
| Citigroup Inc history | 3 | $31 | 0.00% | New |
Q3 2025 — 7 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| Citadel Advisors history | 112.90K | $1.51M | 0.00% | Add |
| UBS Group AG history | 70.59K | $945.96K | 0.00% | Add |
| Two Sigma Investments history | 39.40K | $527.89K | 0.00% | New |
| Geode Capital Management history | 19.23K | $257.71K | 0.00% | Hold |
| BlackRock Inc history | 3.17K | $42.51K | 0.00% | Hold |
| Morgan Stanley history | 2.49K | $33.35K | 0.00% | Add |
| Wells Fargo & Co history | 300 | $4.02K | 0.00% | Hold |
Q2 2025 — 6 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| UBS Group AG history | 58.39K | $523.19K | 0.00% | Add |
| Geode Capital Management history | 19.23K | $172.32K | 0.00% | New |
| Citadel Advisors history | 16.90K | $151.42K | 0.00% | New |
| BlackRock Inc history | 3.17K | $28.42K | 0.00% | Add |
| Morgan Stanley history | 528 | $4.73K | 0.00% | Reduce |
| Wells Fargo & Co history | 300 | $2.69K | 0.00% | New |
Q1 2025 — 4 funds
| Fund | Shares | Value | Portfolio Weight | Change |
|---|---|---|---|---|
| UBS Group AG history | 8.93K | $45.30K | 0.00% | New |
| Morgan Stanley history | 2.80K | $14.20K | 0.00% | New |
| BlackRock Inc history | 903 | $4.58K | 0.00% | Hold |
| JPMorgan Chase & Co history | 600 | $3.04K | 0.00% | New |
New Positions (Q2 2026)
- Marshall Wace 76.53K sh · $1.21M
Fully Exited (vs previous quarter)
- Goldman Sachs Group sold 18.74K sh · $196.60K
- Bank of America Corp sold 11.68K sh · $122.52K
- Citigroup Inc sold 5.83K sh · $60.56K
Fund Position History — shares by quarter (top 12 funds)
| Fund | Q2 2026 | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 | Q1 2025 | Q4 2024 |
|---|---|---|---|---|---|---|---|
| Citadel Advisors | 179.10K | 154.50K | 69.70K | 112.90K | 16.90K | — | 22.28K |
| Marshall Wace | 76.53K | — | — | — | — | — | — |
| Two Sigma Investments | 40.62K | 29.76K | 29.76K | 39.40K | — | — | — |
| UBS Group AG | 31.21K | 75.22K | 74.04K | 70.59K | 58.39K | 8.93K | — |
| Morgan Stanley | 24.58K | 21.11K | 7.52K | 2.49K | 528 | 2.80K | — |
| Geode Capital Management | 19.23K | 19.23K | 19.23K | 19.23K | 19.23K | — | — |
| Wells Fargo & Co | 4.34K | 4.00K | 2.70K | 300 | 300 | — | — |
| BlackRock Inc | 3.17K | 3.92K | 3.17K | 3.17K | 3.17K | 903 | 903 |
| Goldman Sachs Group | — | 18.74K | 10.00K | — | — | — | — |
| Bank of America Corp | — | 11.68K | — | — | — | — | — |
| Citigroup Inc | — | 5.83K | 3 | — | — | — | — |
| JPMorgan Chase & Co | — | — | — | — | — | 600 | — |
▲ 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