RESEARCH FRONTIERS INC (REFR): Institutional Ownership

Hedge funds and institutional managers reporting a position in REFR · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
3
13F filers
Aggregate Value
$96K
Across holders
Last Price
$0.48
2026-06-26
Sector
Information Technology
GICS
Holder activity0 new1 added2 reduced
Institutional Holders of REFR
3 holders
ManagerTypeSharesMarket Value% of Total% of PortfolioActionQoQ ChangeQuarter
RENAISSANCE TECHNOLOGIES LLC
CIK 0001037389
Hedge Fund68K$63K65.6%0.0%Reduced$-9KQ1 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund15K$20K21.1%0.0%Reduced$-178KQ4 2025
Schonfeld Strategic Advisors LLC
CIK 0001665241
Hedge Fund14K$13K13.3%0.0%Added+$19Q1 2026