CSPI CSP INC /MA/: institutional ownership and insider trading
43 funds reported holding $25.6M of CSP INC /MA/ in their latest 13F filings; in Q2 2026 funds net sold $3.29M, with 12 new positions and 15 funds selling out; over the last 12 months insiders bought $321K and sold $0 on the open market.
Famous investors holding CSPI
- Renaissance Technologies (Renaissance Technologies): $2.13M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $553K, 0.0% of the portfolio
- Ken Griffin (Citadel Advisors): $116K, 0.0% of the portfolio
Largest institutional holders of CSPI
- Visionary Wealth Advisors — $6.36M
- VANGUARD GROUP INC — $5.57M
- VANGUARD CAPITAL MANAGEMENT LLC — $2.81M
- DIMENSIONAL FUND ADVISORS LP — $2.79M
- RENAISSANCE TECHNOLOGIES LLC — $2.13M
- Savvy Advisors, Inc. — $754K
- GEODE CAPITAL MANAGEMENT, LLC — $647K
- MILLENNIUM MANAGEMENT LLC — $553K
- BlackRock, Inc. (BLK) — $512K
- VANGUARD FIDUCIARY TRUST CO — $369K
Recent CSPI insider trades
- Sep 15, 2026: Nerges Joseph R bought 4,600 shares ($36.1K)
- Jun 10, 2026: Nerges Joseph R bought 3,370 shares ($28.9K)
- May 15, 2026: Folger Anthony bought 2,500 shares ($23.4K)
- May 13, 2026: Azeri Ismail bought 2,500 shares ($23.5K)
5%+ owners
- Visionary Wealth Advisors: 7.7% (Schedule 13G, filed Feb 13, 2026)