REFR — RESEARCH FRONTIERS INC

Ownership history in XTX Topco Ltd  ·  1 quarter on record

This page tracks every 13F SEC filing in which XTX Topco Ltd reported a position in RESEARCH FRONTIERS INC (REFR). Data includes quarterly share count, position size as % of portfolio, estimated market value, and end-of-quarter stock price — sourced directly from SEC EDGAR 13F filings.

Quarter Action Shares Change Chg % % of Fund Mkt Value Price (EOQ)
2025 Q4 INITIATED 21,057 — — 0.00% $28K $1.31
% of Fund (quarterly)    REFR price (monthly, adj. close)

Other funds also holding REFR

As of 2025 Q4 — sorted by position size

MGO ONE SEVEN LLC 3Y 7Y 0.02% FreeGulliver LLC 0.01% SHUFRO ROSE & CO LLC 3Y 7Y 0.01% TWO SIGMA SECURITIES, LLC 3Y 7Y 0.0% Kingsview Wealth Management, LLC 3Y 0.0% Virtu Financial LLC 3Y 7Y 0.0% HALBERT HARGROVE GLOBAL ADVISORS, LLC 3Y 7Y 0.0% Focus Partners Wealth 3Y 7Y 0.0% NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO 3Y 7Y 0.0% HM PAYSON & CO 3Y 7Y 0.0%
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