13F

Stock

Research Frontiers Inc

REFR · held by 35 managers

Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025

Reported value

$5.19M

Holders

35

+0 new · −1 exited

Holders’ est. mark

−$1.11K

Price effect on 2 books still in the name

Largest holder

$1.2M

MGO ONE SEVEN LLC

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Q3 2025Q4 2025Q1 2026

Who holds it

Notable only
InvestorSharesValueEst. markChange
MGO ONE SEVEN LLC918.2K$1.2M—Held
Vanguard774.5K$1.01M—Held
BlackRock, Inc.605.1K$792.7K—Held
Focus Partners Wealth496.4K$650.3K—Held
GEODE CAPITAL MANAGEMENT, LLC311.2K$407.8K—Held
SUSQUEHANNA INTERNATIONAL GROUP, LLP123K$161.1K—Held
State Street105.6K$138.4K—Held
Kingsview Wealth Management, LLC103.1K$135K—Held
SHUFRO ROSE & CO LLC97.5K$127.7K—Held
Renaissance Technologies78.3K$102.5K—Held
Citadel60.3K$79K—Held
NORTHERN TRUST CORP52.6K$68.9K—Held
RAYMOND JAMES FINANCIAL INC42.9K$56.2K—Held
TWO SIGMA SECURITIES, LLC22.9K$30K—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC21.9K$28.6K—Held
XTX Topco Ltd21.1K$27.6K—Held
FreeGulliver LLC20K$26.2K—Held
HM PAYSON & CO20K$26.2K—Held
JANE STREET GROUP, LLC15.1K$19.8K—Held
HALBERT HARGROVE GLOBAL ADVISORS, LLC15K$19.6K—Held
MERCER GLOBAL ADVISORS INC /ADV14K$18.3K—Held
Schonfeld Strategic Advisors LLC13.8K$18.1K—Held
HB Wealth Management, LLC10K$13.1K—Held
OSAIC HOLDINGS, INC.4K$5.24K—Held
MORGAN STANLEY3.94K$5.16K−$1.1KCut−$1.1K
UBS Group AG3K$3.93K—Held
Rockefeller Capital Management L.P.2.7K$3.54K—Held
Tower Research Capital LLC (TRC)2.07K$2.71K—Held
JPMORGAN CHASE & CO1.04K$1.36K—Held
NewEdge Advisors, LLC250$328—Held
Fairman Group, LLC125$164—Held
BANK OF AMERICA CORP /DE/26$34−$7Cut−$6
Virtu Financial LLC20.8K$27—Held
CITIGROUP INC1$1—Held
ROYAL BANK OF CANADA144$0—Held

Who left

Positions as of Q4 2025. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.