ADVMUnknownMicro-Cap
Adverum Biotechnologies, Inc. Insider Trading Activity
Every SEC Form 4 insider transaction reported for Adverum Biotechnologies, Inc. (ADVM), sourced directly from SEC EDGAR and updated as new filings are accepted.
By Trabud · Insider-trading data from SEC EDGAR
Latest filing:
Compiled automatically from SEC EDGAR Form 4 filings and refreshed daily. Figures count purchases (code P) and sales (code S) only — not grants, option exercises, or gifts. How this page is built. Not investment advice.
Quick Answer
Are ADVM insiders buying or selling?
In the last 12 months, Adverum Biotechnologies, Inc. insiders reported 0 open-market purchases ($0) and 1 sale ($2.2M) — net selling of $2.2M. Since May 2019, Trabud has recorded 56 Form 4 filings for ADVM: 27 buys ($7.5M) and 29 sells ($6.9M).
Source: SEC EDGAR Form 4
What stands out
- No Adverum Biotechnologies, Inc. insider made an open-market purchase in the last 12 months; the 1 reported open-market sale totaled $2.2M.
Key Statistics (May 2019 – Dec 5, 2025)
Total Form 4 filings
56
SEC EDGAR
Insider filers
14
Insider buys (27)
$7.5M
Insider sells (29)
$6.9M
Insider sentiment
Net buyingNet insider flow of $541.5K in net buying since May 2019, and $2.2M in net selling over the last 12 months.
Recent ADVM insider transactions
| Date | Insider | Role | Type | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| Dec 5, 2025 | Braden Michael Leonard | 10% Owner | Sale | 524.6K | $4.19 | $2.2M | SEC ↗ |
| May 16, 2025 | Peter Soparkar | CHIEF OPERATING OFFICER | Sale | 3.0K | $2.00 | $5.9K | SEC ↗ |
| May 16, 2025 | Setareh Seyedkazemi | CHIEF DEVELOPMENT OFFICER | Sale | 924 | $2.00 | $1.8K | SEC ↗ |
| May 16, 2025 | Laurent Fischer | CEO, PRESIDENT AND DIRECTOR | Sale | 9.1K | $2.00 | $18.3K | SEC ↗ |
| Apr 28, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 37.0K | $5.11 | $188.9K | SEC ↗ |
| Apr 28, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 37.0K | $5.11 | $188.9K | SEC ↗ |
| Apr 24, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 350.0K | $3.00 | $1.0M | SEC ↗ |
| Apr 2, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 34.8K | $4.23 | $147.1K | SEC ↗ |
| Mar 27, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 3.8K | $4.39 | $16.8K | SEC ↗ |
| Mar 21, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 117.9K | $4.98 | $587.6K | SEC ↗ |
| Feb 28, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 336.8K | $4.27 | $1.4M | SEC ↗ |
| Jul 31, 2024 | Braden Michael Leonard | 10% Owner | Purchase | 85.8K | $7.15 | $613.5K | SEC ↗ |
| Jul 19, 2024 | Braden Michael Leonard | 10% Owner | Purchase | 216.3K | $8.26 | $1.8M | SEC ↗ |
| Sep 18, 2023 | Setareh Seyedkazemi | Chief Development Officer | Sale | 6.2K | $1.52 | $9.4K | SEC ↗ |
| Jun 9, 2023 | Linda M Rubinstein | Chief Financial Officer | Purchase | 100.0K | $1.45 | $145.5K | SEC ↗ |
| Mar 17, 2023 | Brigit Riley | Chief Scientific Officer | Sale | 7.3K | $0.78 | $5.7K | SEC ↗ |
| Mar 17, 2023 | Peter Soparkar | Chief Operating Officer | Sale | 13.4K | $0.78 | $10.4K | SEC ↗ |
| Sep 22, 2022 | Richard Beckman | Chief Medical Officer | Sale | 4.3K | $1.07 | $4.6K | SEC ↗ |
| Sep 22, 2022 | Setareh Seyedkazemi | Chief Development Officer | Sale | 6.1K | $1.07 | $6.5K | SEC ↗ |
| Sep 21, 2022 | Peter Soparkar | chief Operating Officer and Chief and Chief Legal Officer | Sale | 13.3K | $1.07 | $14.2K | SEC ↗ |
| Sep 21, 2022 | Brigit Riley | Chief Scientific Officer | Sale | 7.3K | $1.07 | $7.8K | SEC ↗ |
| Sep 21, 2022 | Laurent Fischer | CEO, President and Director | Sale | 41.1K | $1.07 | $43.9K | SEC ↗ |
| May 24, 2022 | Setareh Seyedkazemi | Chief Development Officer | Purchase | 20.0K | $0.84 | $16.8K | SEC ↗ |
| May 19, 2022 | Richard Beckman | Chief Medical Officer | Purchase | 10.0K | $0.82 | $8.2K | SEC ↗ |
| May 18, 2022 | Dawn Svoronos | Director | Purchase | 30.0K | $0.85 | $25.6K | SEC ↗ |
Showing the 25 most recent of 56 Form 4 filings for Adverum Biotechnologies, Inc..
Most active ADVM insiders
- Braden Michael Leonard10 filings
- Mehdi Gasmi9 filings
- Leone D Patterson7 filings
- Laurent Fischer6 filings
- Peter Soparkar6 filings
Ask anything about ADVM insider activity
Use Trabud's AI agent to query Adverum Biotechnologies, Inc.'s Form 4 history in plain English — "Show me ADVM CEO purchases this year" or compare it against any other ticker.
Open the AI agentADVM insider trading FAQ
Are Adverum Biotechnologies, Inc. insiders buying or selling?
In the last 12 months, Adverum Biotechnologies, Inc. insiders reported 0 open-market purchases ($0) and 1 sale ($2.2M) — net selling of $2.2M. Since May 2019, Trabud has recorded 56 Form 4 filings for ADVM: 27 buys ($7.5M) and 29 sells ($6.9M). Over the full record that is net buying of $541.5K.
How many insiders trade ADVM stock?
14 distinct insider filers — officers, directors, 10%+ owners, and investment groups filing jointly — have reported Form 4 transactions for Adverum Biotechnologies, Inc.. The most recent filing was accepted on Dec 5, 2025.
Where does Trabud get ADVM insider trading data?
All ADVM insider trading data comes directly from official SEC EDGAR Form 4 filings, which corporate insiders must submit within two business days of a transaction under Section 16(a) of the Securities Exchange Act of 1934.