Herriot Tabuteau owns 14.04% of Axsome Therapeutics
7,351,729 shares as of the August 6, 2026 filing, worth $1.2B at the latest close.
AXSM · $8.2B market cap · Founder-ledGet an email when Herriot Tabuteau’s stake moves.
Free.
The stake
14.04%
worth $1.2B at the latest close
Stake rank
#95
by dollar value of the stake
Last sale
None
no sales since 2016
Last buy
None
no purchases since 2016
Herriot Tabuteau owns 14.04% of Axsome Therapeutics, Inc.: 7,351,729 of 52,380,818 shares, worth about $1.2B at the 2026-10-16 close. The stake has moved from 38.39% in 2016 to 14.04% on 2026-08-06.
How the stake is held
as of the Aug 6, 2026 filing
SHARES
OF THE STAKE
COMMON STOCK · stated Aug 6, 2026 · Form 4 ↗
HELD DIRECTLY
7,229
0.1%
HELD INDIRECTLY · Indirect, per the filing’s footnote
7,344,500
99.9%
THE STAKE
7,351,729
14.04%