Arcturus Therapeutics Holdings Inc. (ARCT) Institutional Ownership

Ownership Summary

Arcturus Therapeutics Holdings Inc. (NASDAQ:ARCT) currently has 137 active institutional owners and shareholders as of today (September 2025), that have filed 13F forms with the Securities Exchange Commission (SEC).

• The percentage of Arcturus Therapeutics Holdings owned by institutions changed from 95.5% in June 2025 to 98.8% in September 2025, marking a slight up trend.
• On a quarter-over-quarter basis, institutional holdings shifted by 4.14%, with a year-over-year a decrease of 15.95% in the count of filers.
• Of these 137 institutional investors, 66 increased their holdings in Arcturus Therapeutics Holdings, while 44 of them reduced positions, and 27 investors maintained their exposure.
• The aggregate institutional position in Arcturus Therapeutics Holdings now stands at 26.84Mn shares as of September 2025, after investors increased their holdings (up by 1.07Mn shares quarter on quarter which is up 568.48K shares year over year).
• As of September 30, 2025, FEDERATED HERMES, INC. held Arcturus Therapeutics Holdings's largest shareholding position with over 4.69Mn shares, representing 17.29% of total outstanding shares.
• Among the most significant buyers of Arcturus Therapeutics Holdings during September 2025 were ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (514.65K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (411.37K), Caption Management, LLC (330.56K), BANK OF AMERICA CORP /DE/ (327.63K), DIADEMA PARTNERS LP (199.71K).
• Leading sellers of Arcturus Therapeutics Holdings stock in September 2025 included Woodline Partners LP (713.87K), GOLDMAN SACHS GROUP INC (475.53K), MILLENNIUM MANAGEMENT LLC (322.11K), JACOBS LEVY EQUITY MANAGEMENT, INC (189.63K), Ikarian Capital, LLC (164.28K).
• The top 10 institutional holders of Arcturus Therapeutics Holdings for the quarter ending September 2025 included FEDERATED HERMES, INC. (4.69Mn), BlackRock, Inc. (2.56Mn), Sumitomo Mitsui Trust Group, Inc. (1.95Mn), Amova Asset Management Americas, Inc. (1.95Mn), VANGUARD GROUP INC (1.89Mn), ARK Investment Management LLC (1.87Mn), STATE STREET CORP (1.05Mn), BALYASNY ASSET MANAGEMENT L.P. (964.99K), MORGAN STANLEY (704.88K), Schonfeld Strategic Advisors LLC (667.83K).