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Who owns Outlook Therapeutics (OTLK) stock

67 funds reported Outlook Therapeutics (OTLK) shares in their latest 13F filings, worth $31.3M in all. The largest holder is Vanguard Capital Management LLC ($7.0M). Last quarter 43 funds added to their stakes and 19 cut them.

Largest holders of OTLK (13F)Largest holders of OTLK (13F)Vanguard Capital Management LLC$7.0MPerceptive Advisors LLC$5.0MMarshall Wace, LLP$3.2MBlackRock$2.7MVanguard Group$2.3MJane Street Group, LLC$2.3MGeode Capital Management, LLC$2.0MSusquehanna International Group, …$1.5MVanguard Fiduciary Trust$1.1MState Street$858K

Largest holders (13F)

FundSharesValueChangeQuarter
Vanguard Capital Management LLC4,376,872$7.0Mincrease2026-06-30
Perceptive Advisors LLC3,139,216$5.0Mnew2026-06-30
Marshall Wace, LLP1,987,578$3.2Mnew2026-06-30
BlackRock1,668,579$2.7Mincrease2026-06-30
Vanguard Group1,465,167$2.3Mincrease2025-12-31
Jane Street Group, LLC1,425,270$2.3Mnew2026-06-30
Geode Capital Management, LLC1,245,868$2.0Mincrease2026-06-30
Susquehanna International Group, LLP968,190$1.5Mincrease2026-06-30
Vanguard Fiduciary Trust661,664$1.1Mincrease2026-06-30
State Street539,802$858Kincrease2026-06-30
Raymond James Financial332,051$528Kincrease2026-06-30
Group One Trading LLC246,428$392Kincrease2026-06-30
Northern Trust237,561$378Kincrease2026-06-30
Gilpin Wealth Management, LLC625,000$358Kincrease2026-09-30
Simplex Trading, LLC205,013$326Kincrease2026-06-30

Outlook Therapeutics' latest quarter

Outlook Therapeutics, Q3 FY25: revenue $1.5M, net loss $20.2M, operating cash flow −$11.9M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most OTLK stock?

By the latest 13F filings: Vanguard Capital Management LLC ($7.0M); Perceptive Advisors LLC ($5.0M); Marshall Wace, LLP ($3.2M); BlackRock ($2.7M); Vanguard Group ($2.3M).

What is the short interest in OTLK?

32,587,321 shares were sold short at the 2026-10-15 settlement, 2.17% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.