PACB PACIFIC BIOSCIENCES OF CALIFORNIA, INC.: institutional ownership and insider trading
233 funds reported holding $362M of PACIFIC BIOSCIENCES OF CALIFORNIA, INC. in their latest 13F filings; in Q2 2026 funds net bought $4.67M, with 22 new positions and 29 funds selling out; over the last 12 months insiders bought $0 and sold $3.37M on the open market.
Famous investors holding PACB
- Cathie Wood (ARK Investment Management): $50.0M, 0.3% of the portfolio
- Two Sigma (Two Sigma Investments): $7.13M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $7.07M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $6.66M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $5.08M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $1.62M, 0.0% of the portfolio
- Ray Dalio (Bridgewater Associates): $173K, 0.0% of the portfolio
Largest institutional holders of PACB
- BlackRock, Inc. (BLK) — $54.3M
- ARK Investment Management LLC — $50.0M
- SOFTBANK GROUP CORP. — $34.4M
- VANGUARD GROUP INC — $31.9M
- VANGUARD CAPITAL MANAGEMENT LLC — $22.5M
- GEODE CAPITAL MANAGEMENT, LLC — $12.8M
- Sumitomo Mitsui Trust Group, Inc. — $10.1M
- Amova Asset Management Americas, Inc. — $10.0M
- STATE STREET CORP (STT, STT-PG) — $10.0M
- Point72 Asset Management, L.P. — $8.04M
Recent PACB insider trades
- Oct 6, 2026: Gibson James R II sold 661,815 shares ($2.06M)
- Aug 17, 2026: Van Oene Mark sold 26,911 shares ($30.4K)
- Apr 1, 2026: Gibson James R II sold 88,185 shares ($121K)
- Mar 3, 2026: Farmer Michele sold 2,979 shares ($4.50K)
5%+ owners
- ARK Investment Management LLC: 9.6% (Schedule 13G/A, filed Aug 14, 2026)