Institutional shares held 50.3 Million
772K calls
440K puts
Total value of holdings $436M
$6.7M calls
$3.82M puts
Market Cap $516M
59,422,300 Shares Out.
Institutional ownership 84.57%
# of Institutions 222


Latest Institutional Activity in SAGE

Top Purchases

Q2 2025
Madison Avenue Partners, LP Shares Held: 6.08M ($52.7M)
Q2 2025
Balyasny Asset Management LLC Shares Held: 1.52M ($13.2M)
Q2 2025
Hudson Bay Capital Management LP Shares Held: 1.95M ($16.9M)
Q2 2025
Alpine Associates Management Inc. Shares Held: 1.27M ($11.1M)
Q2 2025
Toronto Dominion Bank Shares Held: 1.08M ($9.39M)

Top Sells

Q2 2025
Tig Advisors, LLC Shares Held: 83.2K ($722K)
Q2 2025
Vanguard Group Inc Shares Held: 3.27M ($28.3M)
Q2 2025
Federated Hermes, Inc. Shares Held: 247K ($2.14M)
Q2 2025
Citadel Advisors LLC Shares Held: 178K ($1.55M)
Q2 2025
Morgan Stanley Shares Held: 529K ($4.59M)

About SAGE

Sage Therapeutics, Inc., a biopharmaceutical company, develops and commercializes medicines to treat central nervous system disorders. Its lead product candidate is ZULRESSO, an intravenous formulation of brexanolone for the treatment of postpartum depression (PPD) in adults. The company's product pipeline also includes zuranolone, a neuroactive steroid, which is in Phase III clinical trials for treating PPD, major depressive disorders, treatment resistant disorders, generalized anxiety disorders, and bipolar depression; and SAGE-324, a compound that is in Phase II clinical trial to treat essential tremors, as well as has completed Phase I clinical trial for epilepsy and Parkinson's diseases. In addition, its product pipeline comprises SAGE-718, an oxysterol-based positive allosteric modulator of the NMDA receptor, which has completed Phase I clinical trial for the treatment of depression, Huntington's disease, Alzheimer's disease, attention deficit hyperactivity disorder, schizophrenia, and neuropathic pain. Sage Therapeutics, Inc. has a strategic collaboration with Shionogi & Co., Ltd. for the development and commercialization of zuranolone in Japan, Taiwan, and South Korea; and a collaboration and license agreement with Biogen MA Inc. to jointly develop and commercialize SAGE-217 and SAGE-324 products. The company was formerly known as Sterogen Biopharma, Inc. and changed its name to Sage Therapeutics, Inc. in September 2011. Sage Therapeutics, Inc. was incorporated in 2010 and is headquartered in Cambridge, Massachusetts.


Insider Transactions at SAGE

Insider Transaction List

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Date Insider Transaction Ownership Type Shares Traded Value / Price
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Last 12 Months Summary

Buy / Acquisition
71.3K Shares
From 4 Insiders
Grant, award, or other acquisition 71.3K shares
Sell / Disposition
247K Shares
From 13 Insiders
Sale (or disposition) back to the issuer 174K shares
Disposition due to a tender of shares in a change of control transaction 68K shares
Payment of exercise price or tax liability 4.99K shares

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