Adverum Biotechnologies, Inc.
ADVMDelisted Dec 9, 2025- Industry
- Biological Products, (No Diagnostic Substances)
- SEC CIK
- 0001501756
Adverum Biotechnologies, Inc. was delisted on Dec 9, 2025; its insiders filed their last Form 4 on Dec 10, 2025; 50 institutions reported holding it in 13F filings for Q3 2025, worth $63.8M in total; no superinvestor held it.
13F holders, Q3 2021
Institutional positions in Adverum Biotechnologies, Inc. as of Sep 30, 2021. 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
- 110
- −7 vs. Q2 2021
- Shares held
- 70.0M
- −8.75M (−11.1%) vs. Q2 2021
- Total value
- $151.2M
- −$127.6M (−45.8%) vs. Q2 2021
- New holders
- 13
- 34 more added
- Sold out
- 20
- 39 more reduced
1 institution that held it in Q2 2021 haven't filed for Q3 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q2 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ADVM 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 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 50 | $63.8M |
| Q2 2025 | 59 | $30.1M |
| Q1 2025 | 71 | $69.8M |
| Q4 2024 | 70 | $74.1M |
| Q3 2024 | 77 | $120.2M |
| Q2 2024 | 68 | $117.7M |
| Q1 2024 | 61 | $236.9M |
| Q4 2023 | 61 | $48.3M |
| Q3 2023 | 61 | $97.9M |
| Q2 2023 | 58 | $104.4M |
| Q1 2023 | 55 | $45.0M |
| Q4 2022 | 59 | $33.2M |
| Q3 2022 | 78 | $55.6M |
| Q2 2022 | 77 | $70.0M |
| Q1 2022 | 92 | $82.4M |
| Q4 2021 | 98 | $115.5M |
| Q3 2021 | 110 | $151.2M |
| Q2 2021 | 118 | $280.4M |
| Q1 2021 | 132 | $937.9M |
Institutions, Q3 2021
Shares, value and share of portfolio for each institution holding Adverum Biotechnologies, Inc.; share changes are against Q2 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| JPMorgan Chase & Co | 2,266,571 | $4.92M | 0.00% | −73,765−3.2% | Reduced |
| Artal Group S.A. | 3,000,000 | $6.51M | 0.16% | 00.0% | Unchanged |
| UBS Group AG | 3,143,669 | $6.82M | 0.00% | +22,343+0.7% | Added |
| Vanguard Group Inc | 4,378,759 | $9.50M | 0.00% | +32,988+0.8% | Added |
| Versant Venture Management, LLC | 5,068,233 | $11.0M | 4.55% | 00.0% | Unchanged |
| Sonic Fund II, L.P. | 6,552,068 | $14.2M | 8.03% | 00.0% | Unchanged |
| Avoro Capital Advisors LLC | 6,950,000 | $15.1M | 0.24% | 00.0% | Unchanged |
| BlackRock Inc. | 7,435,074 | $16.1M | 0.00% | −548,048−6.9% | Reduced |
| RTW Investments, LP | 7,483,757 | $16.2M | 0.24% | +125,840+1.7% | Added |
| Nuveen Asset Management, LLC | 371,035 | – | – | −104,034−21.9% | Reduced |
| Deerfield Management Company, L.P. (Series C) | 0 | $0 | 0.00% | −2,827,000−100.0% | Sold out |
| Virtu Financial LLC | 0 | $0 | 0.00% | −73,955−100.0% | Sold out |
| Allianz Asset Management GmbH | 0 | $0 | 0.00% | −60,468−100.0% | Sold out |
| Walleye Trading LLC | 0 | $0 | 0.00% | −54,711−100.0% | Sold out |
| Manufacturers Life Insurance Company, The | 0 | $0 | 0.00% | −53,590−100.0% | Sold out |
| Acadian Asset Management LLC | 0 | $0 | 0.00% | −41,300−100.0% | Sold out |
| PDT Partners, LLC | 0 | $0 | 0.00% | −40,315−100.0% | Sold out |
| DekaBank Deutsche Girozentrale | 0 | $0 | 0.00% | −32,500−100.0% | Sold out |
| Chicago Partners Investment Group LLC | 0 | $0 | 0.00% | −46,151−100.0% | Sold out |
| Quantbot Technologies LP | 0 | $0 | 0.00% | −31,400−100.0% | Sold out |
| Truist Financial Corp | 0 | $0 | 0.00% | −25,500−100.0% | Sold out |
| Old Well Partners, LLC | 0 | $0 | 0.00% | −18,440−100.0% | Sold out |
| Dynamic Technology Lab Private Ltd | 0 | $0 | 0.00% | −15,371−100.0% | Sold out |
| Meeder Asset Management Inc | 0 | $0 | 0.00% | −6,877−100.0% | Sold out |
| Hershey Trust Co | 0 | $0 | 0.00% | −3,710−100.0% | Sold out |
| KBC Group NV | 0 | $0 | 0.00% | −2,100−100.0% | Sold out |
| US Bancorp | 0 | $0 | 0.00% | −560−100.0% | Sold out |
| TCI Wealth Advisors, Inc. | 0 | $0 | 0.00% | −653−100.0% | Sold out |
| Lindbrook Capital, LLC | 0 | $0 | 0.00% | −410−100.0% | Sold out |
| Global Retirement Partners, LLC | 0 | $0 | 0.00% | −34−100.0% | Sold out |
| San Francisco Sentry Investment Group (Ca) | – | – | – | – | Not filed |