Aduro Clean Technologies Inc.
ADUR- Exchange
- Nasdaq
- Industry
- Chemicals & Allied Products
- SEC CIK
- 0001863934
No open-market purchases or sales by Aduro Clean Technologies Inc. insiders were filed in the last 90 days; 40 institutions reported holding it in 13F filings for Q2 2026, worth $14.5M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Aduro Clean Technologies Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 30
- +6 vs. Q3 2025
- Shares held
- 1.02M
- +550.2K (+118.2%) vs. Q3 2025
- Total value
- $10.5M
- +$4.28M (+68.7%) vs. Q3 2025
- New holders
- 11
- 12 more added
- Sold out
- 5
- 3 more reduced
2 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ADUR on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 40 | $14.5M |
| Q1 2026 | 38 | $7.91M |
| Q4 2025 | 30 | $10.5M |
| Q3 2025 | 26 | $7.08M |
| Q2 2025 | 22 | $2.69M |
| Q1 2025 | 12 | $269.8K |
| Q4 2024 | 8 | $316.1K |
| Q3 2024 | 0 | $0 |
| Q2 2024 | 0 | $0 |
| Q1 2024 | 0 | $0 |
| Q4 2023 | 0 | $0 |
| Q3 2023 | 0 | $0 |
| Q2 2023 | 0 | $0 |
| Q1 2023 | 0 | $0 |
| Q4 2022 | 0 | $0 |
| Q3 2022 | 0 | $0 |
| Q2 2022 | 0 | $0 |
| Q1 2022 | 0 | $0 |
| Q4 2021 | 0 | $0 |
| Q3 2021 | 0 | $0 |
| Q2 2021 | 0 | $0 |
| Q1 2021 | 0 | $0 |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Aduro Clean Technologies Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Investors Portfolio Services LLC | 2 | $20 | 0.00% | +2 | New |
| Citigroup Inc | 3 | $31 | 0.00% | +3 | New |
| Spire Wealth Management | 50 | $518 | 0.00% | +50 | New |
| Federation des caisses Desjardins du Quebec | 180 | $1.87K | 0.00% | +115+176.9% | Added |
| BNP Paribas Arbitrage, SA | 450 | $4.66K | 0.00% | +450 | New |
| Group One Trading, L.P. | 599 | $6.21K | 0.00% | +599 | New |
| Advisor Group Holdings, Inc. | 600 | $6.22K | 0.00% | +400+200.0% | Added |
| Jones Financial Companies LLLP | 643 | $6.66K | 0.00% | +88+15.9% | Added |
| SBI Securities Co., Ltd. | 650 | $6.73K | 0.00% | +250+62.5% | Added |
| Barclays PLC | 843 | $8.73K | 0.00% | 00.0% | Unchanged |
| South State Corp. | 2,000 | $20.7K | 0.00% | +750+60.0% | Added |
| Gunpowder Capital Management, LLC dba Oliver Wealth Management | 2,000 | $20.7K | 0.02% | +2,000 | New |
| Royal Bank of Canada | 2,214 | $22.0K | 0.00% | +1,039+88.4% | Added |
| Wells Fargo & Company | 2,700 | $28.0K | 0.00% | +2,400+800.0% | Added |
| BlackRock, Inc. | 3,172 | $32.9K | 0.00% | 00.0% | Unchanged |
| National Bank of Canada | 6,925 | $71.7K | 0.00% | −53−0.8% | Reduced |
| Morgan Stanley | 7,523 | $77.9K | 0.00% | +5,034+202.2% | Added |
| Virtu Financial LLC | 10,852 | $112.0K | 0.00% | +10,852 | New |
| Perigon Wealth Management, LLC | 12,025 | $124.6K | 0.00% | +12,025 | New |
| Engineers Gate Manager LP | 15,336 | $158.9K | 0.00% | +15,336 | New |
| Raymond James Financial Inc | 18,336 | $190.0K | 0.00% | +18,336 | New |
| State Street Corp | 18,706 | $193.8K | 0.00% | −294−1.5% | Reduced |
| Geode Capital Management, LLC | 19,232 | $199.2K | 0.00% | 00.0% | Unchanged |
| One Wealth Advisors, LLC | 22,200 | $230.0K | 0.03% | 00.0% | Unchanged |
| Two Sigma Investments, LP | 29,762 | $308.3K | 0.00% | −9,633−24.5% | Reduced |
| GWM Advisors LLC | 33,344 | $345.4K | 0.00% | +1,604+5.1% | Added |
| DGS Capital Management, LLC | 37,966 | $393.3K | 0.07% | +15,285+67.4% | Added |
| UBS Group AG | 74,038 | $767.0K | 0.00% | +3,444+4.9% | Added |
| Susquehanna International Group, LLP | 122,359 | $1.27M | 0.00% | +3,188+2.7% | Added |
| Empery Asset Management, LP | 571,046 | $5.92M | 5.22% | +571,046 | New |
| Murchinson Ltd. | 0 | $0 | 0.00% | −44,396−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −26,044−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −21,005−100.0% | Sold out |
| Boothbay Fund Management, LLC | 0 | $0 | 0.00% | −12,206−100.0% | Sold out |
| Wealthspire Advisors, LLC | 0 | $0 | 0.00% | −501−100.0% | Sold out |
| Copperleaf Capital, LLC | – | – | – | – | Not filed |
| Cubist Systematic Strategies, LLC | – | – | – | – | Not filed |