Insider · CIK 0001379344
Laurent Fischer
ceopresidentofficerdirector
Files at ADVM (Adverum Biotechnologies, Inc.), MIRM (Mirum Pharmaceuticals, Inc.), ATAI (Atai Beckley N.V.), ATAI (AtaiBeckley Inc.). First filing May 16, 2025, latest Dec 8, 2025.
Track record
Not enough history
Fewer than three past buys with six months of prices.
Median 6-month excess
-
after past buys, n = 0
Hit rate
-
past buys that beat the index over 6 months
Open-market trades
1 / 1
$554k bought, $18k sold
Signals
This insider’s open-market buys and sells, scored.
| Score | Company | Value | Holdings | Price context | Filed |
|---|---|---|---|---|---|
| 62Notable | Adverum Biotechnologies, Inc. | $554k 128,699 shares | +177% | - | |
| 40Moderate | Adverum Biotechnologies, Inc. | $18k 9,126 shares | -9% | - |
Transactions
Every row this insider has filed, newest first.
| Date | Company | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|---|
| Sep 11, 2026 | ATAI AtaiBeckley Inc. | DDisposition to issuer Stock Optionderivative | -206,000 | - | - | 0 | 31 d ago |
| Sep 11, 2026 | ATAI AtaiBeckley Inc. | DDisposition to issuer Stock Optionderivative | -103,000 | - | - | 0 | 31 d ago |
| Sep 11, 2026 | ATAI AtaiBeckley Inc. | DDisposition to issuer Stock Optionderivative | -121,968 | - | - | 0 | 31 d ago |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | MOption exercise Common Stock | +150,000 | $4.20 | $630k | 351,513 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | UTender of shares Common Stock | -351,513 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | UTender of shares Common Stock - Restricted Stock Units | -25,000 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Common Stock - Performance Stock Units | +500,000 | $0.00 | $0 | 522,666 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | UTender of shares Common Stock - Performance Stock Units | -522,666 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -93,000 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -200,000 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | MOption exercise Stock Option (Right to Buy)derivative | -150,000 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -120,000 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -68,000 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -45,499 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -63,000 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -31,500 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -58,497 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -67,502 | - | - | 0 | Dec 10, 2025 |
| Dec 9, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -110,420 | - | - | 0 | Dec 10, 2025 |
| Dec 5, 2025 | ADVM Adverum Biotechnologies, Inc. | POpen-market purchase Common Stock | +11,085 | $4.24 | $47k | 83,899 | Dec 8, 2025 |
| Dec 8, 2025 | ADVM Adverum Biotechnologies, Inc. | POpen-market purchase Common Stock | +117,614 | $4.31 | $507k | 201,513 | Dec 8, 2025 |
| Jun 26, 2025 | ATAI Atai Beckley N.V. | AGrant or award Stock Optionderivative | +103,000 | $0.00 | $0 | 103,000 | Jun 27, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -120,000 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +120,000 | $0.00 | $0 | 120,000 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -68,000 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +68,000 | $0.00 | $0 | 68,000 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -45,499 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +45,499 | $0.00 | $0 | 45,499 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -63,000 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +63,000 | $0.00 | $0 | 63,000 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -31,500 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +31,500 | $0.00 | $0 | 31,500 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -58,497 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +58,497 | $0.00 | $0 | 58,497 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -67,502 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +67,502 | $0.00 | $0 | 67,502 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | DDisposition to issuer Stock Option (Right to Buy)derivative | -110,420 | $0.00 | $0 | 0 | Jun 20, 2025 |
| Jun 17, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +110,420 | $0.00 | $0 | 110,420 | Jun 20, 2025 |
| May 29, 2025 | MIRM Mirum Pharmaceuticals, Inc. | AGrant or award Stock Option (right to buy)derivative | +6,268 | $0.00 | $0 | 6,268 | Jun 2, 2025 |
| May 29, 2025 | MIRM Mirum Pharmaceuticals, Inc. | AGrant or award Restricted Stock Unitsderivative | +3,977 | $0.00 | $0 | 3,977 | Jun 2, 2025 |
| May 15, 2025 | ADVM Adverum Biotechnologies, Inc. | SOpen-market sale Common Stock | -9,126 | $2.00 | $18k | 87,488 | May 16, 2025 |
| Feb 25, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Common Stock | +25,000 | $0.00 | $0 | 96,614 | Feb 27, 2025 |
| Feb 25, 2025 | ADVM Adverum Biotechnologies, Inc. | AGrant or award Stock Option (Right to Buy)derivative | +150,000 | $0.00 | $0 | 150,000 | Feb 27, 2025 |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.