NASDAQ: AXSM
Axsome Therapeutics Inc Stock Ownership - Who owns Axsome Therapeutics?

Insider buying vs selling

Have Axsome Therapeutics Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Mark L. JacobsonCOO2026-09-0310,000$208.65
$2.09MSell
Mark L. JacobsonCOO2026-09-0310,000$12.95
$129.50kBuy
Herriot TabuteauCEO2026-08-064,660$213.95
$997.01kSell
Herriot TabuteauCEO2026-08-064,660$4.95
$23.07kBuy
Herriot TabuteauCEO2026-08-0545,004$4.95
$222.77kBuy
Herriot TabuteauCEO2026-08-0545,004$212.01
$9.54MSell
Herriot TabuteauChief Executive Officer2026-07-0149,666$4.95
$245.85kBuy
Herriot TabuteauChief Executive Officer2026-07-0149,666$240.25
$11.93MSell
Roger JeffsDirector2026-06-11286$249.12
$71.25kSell
Mark ColemanDirector2026-06-10643$249.00
$160.11kSell

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Net Insider Buy/Sell (L12M) Ownership

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AXSM Shareholders

What type of owners hold Axsome Therapeutics Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Herriot Tabuteau42.08%22,040,729$4.64BInsider
Antecip Capital LLC14.02%7,344,500$1.55BInsider
Mark Coleman1.59%832,243$175.30MInsider
Roger Jeffs0.20%105,279$22.17MInsider
Nick Pizzie0.08%43,497$9.16MInsider
Curated Wealth Partners LLC0.06%30,000$6.32MInstitution
Mark E. Saad0.02%12,131$2.56MInsider
Randall Kaye0.02%11,044$2.33MInsider
Constance Ames0.01%4,358$917.93kInsider
Blackrock Inc0.01%3,104$653.80kInstitution

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AXSM vs Biotech Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
AXSM0.07%58.03%Net SellingNet Buying
TECH0.11%2.53%Net SellingNet Selling
ARWR0.08%9.73%Net SellingNet Selling
CYTK0.12%11.03%Net SellingNet Selling
KRYS0.10%25.15%Net SellingNet Selling

Axsome Therapeutics Stock Ownership FAQ

Who owns Axsome Therapeutics?

Axsome Therapeutics (NASDAQ: AXSM) is owned by 0.07% institutional shareholders, 58.03% Axsome Therapeutics insiders, and 41.90% retail investors. Herriot Tabuteau is the largest individual Axsome Therapeutics shareholder, owning 22.04M shares representing 42.08% of the company. Herriot Tabuteau's Axsome Therapeutics shares are currently valued at $4.65B.

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