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 Research Team · SEC Form 4 & insider trading data analysts
Last updated:
Quick Answer
Are ADVM insiders buying or selling?
Adverum Biotechnologies, Inc. insiders reported 27 open-market buys ($7.5M) and 29 sells ($6.9M) across 56 Form 4 filings — a net buying position of $541.5K.
Source: SEC EDGAR Form 4
Key Statistics (as of 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.
Recent ADVM insider transactions
| Date | Insider | Role | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Dec 5, 2025 | Braden Michael Leonard | 10% Owner | Sale | 524.6K | $4.19 | $2.2M |
| May 16, 2025 | Peter Soparkar | CHIEF OPERATING OFFICER | Sale | 3.0K | $2.00 | $5.9K |
| May 16, 2025 | Setareh Seyedkazemi | CHIEF DEVELOPMENT OFFICER | Sale | 924 | $2.00 | $1.8K |
| May 16, 2025 | Laurent Fischer | CEO, PRESIDENT AND DIRECTOR | Sale | 9.1K | $2.00 | $18.3K |
| Apr 28, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 37.0K | $5.11 | $188.9K |
| Apr 28, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 37.0K | $5.11 | $188.9K |
| Apr 24, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 350.0K | $3.00 | $1.0M |
| Apr 2, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 34.8K | $4.23 | $147.1K |
| Mar 27, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 3.8K | $4.39 | $16.8K |
| Mar 21, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 117.9K | $4.98 | $587.6K |
| Feb 28, 2025 | Braden Michael Leonard | 10% Owner | Purchase | 336.8K | $4.27 | $1.4M |
| Jul 31, 2024 | Braden Michael Leonard | 10% Owner | Purchase | 85.8K | $7.15 | $613.5K |
| Jul 19, 2024 | Braden Michael Leonard | 10% Owner | Purchase | 216.3K | $8.26 | $1.8M |
| Sep 18, 2023 | Setareh Seyedkazemi | Chief Development Officer | Sale | 6.2K | $1.52 | $9.4K |
| Jun 9, 2023 | Linda M Rubinstein | Chief Financial Officer | Purchase | 100.0K | $1.45 | $145.5K |
| Mar 17, 2023 | Brigit Riley | Chief Scientific Officer | Sale | 7.3K | $0.78 | $5.7K |
| Mar 17, 2023 | Peter Soparkar | Chief Operating Officer | Sale | 13.4K | $0.78 | $10.4K |
| Sep 22, 2022 | Richard Beckman | Chief Medical Officer | Sale | 4.3K | $1.07 | $4.6K |
| Sep 22, 2022 | Setareh Seyedkazemi | Chief Development Officer | Sale | 6.1K | $1.07 | $6.5K |
| Sep 21, 2022 | Peter Soparkar | chief Operating Officer and Chief and Chief Legal Officer | Sale | 13.3K | $1.07 | $14.2K |
| Sep 21, 2022 | Brigit Riley | Chief Scientific Officer | Sale | 7.3K | $1.07 | $7.8K |
| Sep 21, 2022 | Laurent Fischer | CEO, President and Director | Sale | 41.1K | $1.07 | $43.9K |
| May 24, 2022 | Setareh Seyedkazemi | Chief Development Officer | Purchase | 20.0K | $0.84 | $16.8K |
| May 19, 2022 | Richard Beckman | Chief Medical Officer | Purchase | 10.0K | $0.82 | $8.2K |
| May 18, 2022 | Dawn Svoronos | Director | Purchase | 30.0K | $0.85 | $25.6K |
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?
Across 56 SEC Form 4 filings, Adverum Biotechnologies, Inc. (ADVM) insiders reported 27 open-market purchases totaling $7.5M and 29 sales totaling $6.9M. That is a net buying position 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.
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