Laurent Fischer bought $507K of Adverum Biotechnologies (ADVM)

Executed Dec 8 2025, disclosed Dec 9 2025, the same day.

Value, as filed

$507K

117,614 sh × $4.31

Executed

Dec 8 2025

the trade date, as filed

Disclosed

Dec 9 2025

0 days after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

not yet measured

Not yet measured: the 21-session window has not closed, or the prices around it are not on record.

The filer

LF Laurent Fischer CEO, PRESIDENT AND DIRECTOR profile →

Laurent Fischer (CEO, PRESIDENT AND DIRECTOR) filed 1 Form 4 report in the trailing twelve months (1 purchase, 0 sales), most often in ADVM. The largest single filing was $507K of ADVM (117,614 sh × $4.31, as filed), executed Dec 8 2025. The median gap between execution and disclosure was 0 days.

The name

ADVM ADVM ADVM · 10 filings in 24 months ticker → Insider filings, newest first→ View the original filing at www.sec.gov→