Laurent Fischer insider trades: Adverum Biotechnologies (ADVM) stock buys and sales
Trades on the price chart
Daily close, with an arrow on each day they bought or sold
Companies
Where Laurent reports to the SEC
and 1 more company
Open-market buys and sales
11 trades reported on SEC Form 4, newest first
| Date | Stock | Type | Shares | Price | Value | Holding | Reported |
|---|---|---|---|---|---|---|---|
| Dec 8, 2025 | ADVM | ↑ Buy | 128,699 | $4.30 | $554K | Direct | Dec 8, 2025 (0d) |
| May 15, 2025 | ADVM | ↓ Sell | 9,126 | $2.00 | $18K | Direct | May 16, 2025 (1d) |
| Mar 15, 2023 | ADVM | ↓ Sell | 41,239 | $0.78 | $32K | Direct | Mar 17, 2023 (2d) |
| Sep 19, 2022 | ADVM | ↓ Sell | 41,082 | $1.07 | $44K | Direct | Sep 21, 2022 (2d) |
| Apr 20, 2022 | ADVM | ↑ Buy | 25,000 | $1.11 | $28K | Direct | Apr 22, 2022 (2d) |
| Dec 9, 2021 | ADVM | ↑ Buy | 25,000 | $1.82 | $46K | Direct | Dec 10, 2021 (1d) |
| Mar 24, 2021 | ADVM | ↑ Buy | 10,000 | $9.88 | $99K | Direct | Mar 24, 2021 (0d) |
| Jan 15, 2021 | ADVM | ↑ Buy | 8,600 | $11.53 | $99K | Direct | Jan 19, 2021 (4d) |
| Aug 17, 2020 | ADVM | ↑ Buy | 7,692 | $13.00 | $100K | Direct | Aug 19, 2020 (2d) |
| Sep 17, 2019 | MIRM | ↑ Buy | 2,100 | $9.39 | $20K | Direct | Sep 18, 2019 (1d) |
| Sep 10, 2019 | MIRM | ↑ Buy | 4,650 | $10.60 | $49K | Direct | Sep 10, 2019 (0d) |
Each row is one filing's trades in one stock, summed. Shares and prices are as filed, before any later stock split.
Other ADVM insiders
Open-market trades in the last 12 months
About Laurent Fischer's insider trades
Laurent Fischer is CEO, President and Director at Adverum Biotechnologies (ADVM). Since Sep 10, 2019, Laurent has reported 8 open-market purchases worth $994K and 3 sales worth $94K on SEC Form 4. In the last 12 months: 1 buy ($554K).
Their filings also include grants and awards (37 filings), shares returned to the company (5 filings), option exercises (2 filings), other transactions (1 filing). These aren't open-market trades and aren't counted above.
How to read insider trades
Officers, directors and owners of more than 10% of a company must report trades in its stock on SEC Form 4, usually within two business days. Purchases with their own money are the stronger signal: insiders sell for many reasons (taxes, diversification, a house), but buy for one. See every ADVM insider trade, the latest insider trades across the market, or cluster buys, when several insiders buy the same stock within days.