CLFD Clearfield, Inc.: institutional ownership and insider trading
138 funds reported holding $386M of Clearfield, Inc. in their latest 13F filings; in Q2 2026 funds net bought $26.9M, with 19 new positions and 19 funds selling out; over the last 12 months insiders bought $301K and sold $1.15M on the open market.
Famous investors holding CLFD
- D. E. Shaw (D. E. Shaw & Co.): $9.06M, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $7.57M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $5.67M, 0.0% of the portfolio
- Renaissance Technologies (Renaissance Technologies): $1.82M, 0.0% of the portfolio
Largest institutional holders of CLFD
- AIGH Capital Management LLC — $40.1M
- BlackRock, Inc. (BLK) — $38.1M
- ACK Asset Management LLC — $32.2M
- VANGUARD GROUP INC — $27.6M
- VANGUARD CAPITAL MANAGEMENT LLC — $19.2M
- MAIRS & POWER INC — $15.3M
- VANGUARD PORTFOLIO MANAGEMENT LLC — $14.8M
- STATE STREET CORP (STT, STT-PG) — $14.5M
- DIMENSIONAL FUND ADVISORS LP — $14.2M
- GEODE CAPITAL MANAGEMENT, LLC — $12.0M
Recent CLFD insider trades
- Jul 1, 2026: Beranek Cheryl sold 1,778 shares ($71.2K)
- Jun 9, 2026: Khemakhem Anis sold 1,684 shares ($67.2K)
- Jun 1, 2026: Beranek Cheryl sold 7,500 shares ($352K)
- May 27, 2026: Beranek Cheryl sold 2,500 shares ($125K)
5%+ owners
- Orin Hirschman: 9.0% (Schedule 13G/A, filed Oct 19, 2026)
- ACK Asset Management LLC: 5.1% (Schedule 13G, filed Apr 15, 2026)