ARCT Arcturus Therapeutics Holdings Inc.: institutional ownership and insider trading
144 funds reported holding $188M of Arcturus Therapeutics Holdings Inc. in their latest 13F filings; in Q2 2026 funds net bought $2.21M, with 19 new positions and 8 funds selling out; over the last 12 months insiders bought $0 and sold $0 on the open market.
Famous investors holding ARCT
- Cathie Wood (ARK Investment Management): $19.5M, 0.1% of the portfolio
- Two Sigma (Two Sigma Investments): $7.33M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $2.64M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $2.26M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $275K, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $144K, 0.0% of the portfolio
Largest institutional holders of ARCT
- FEDERATED HERMES, INC. (FHI) — $22.2M
- ARK Investment Management LLC — $19.5M
- BlackRock, Inc. (BLK) — $17.6M
- Sumitomo Mitsui Trust Group, Inc. — $13.2M
- Amova Asset Management Americas, Inc. — $13.1M
- VANGUARD GROUP INC — $12.8M
- VANGUARD CAPITAL MANAGEMENT LLC — $7.49M
- TWO SIGMA INVESTMENTS, LP — $7.33M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $6.39M
- Hennion & Walsh Asset Management, Inc. — $4.78M
Recent ARCT insider trades
- Aug 15, 2025: Sassine Andy bought 1,238 shares ($20.5K)
5%+ owners
- ARK Investment Management LLC: 10.4% (Schedule 13G/A, filed May 7, 2026)
- Federated Hermes, Inc.: 5.9% (Schedule 13G/A, filed Oct 7, 2026)