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Research Frontiers Inc

REFR
Exchange
Nasdaq
Industry
Patent Owners & Lessors
SEC CIK
0000793524

No open-market purchases or sales by Research Frontiers Inc insiders were filed in the last 90 days; 34 institutions reported holding it in 13F filings for Q2 2026, worth $1.91M in total; no superinvestor holds it.

Key figures

Insider buysOpen market, last 90 days
0
Insider sellsOpen market, last 90 days
0
13F holdersQ2 2026, −1 vs. previous quarter
34
13F valueReported value at the end of Q2 2026
$1.91M
Superinvestors holdingAt the end of Q2 2026
0

Price chart

Superinvestors holding REFR, Q2 2026

Go to the superinvestors tab

No superinvestor reported holding REFR at the end of Q2 2026.

Latest insider trades

Open-market purchases and sales by Research Frontiers Inc insiders from Form 4, newest first.

See all insider trades
Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Jun 17, 2024 (view filing)Jun 143 daysKaganowicz AlexanderDirectorPPurchase+2.00K$1.94+$3.88K+1.2%164.9K after
Jun 10, 2024 (view filing)Jun 73 daysDaigle DarrylDirector, 10% OwnerPPurchase+4.30K$1.74+$7.48K+14.5%33.9K after
Feb 8, 2024 (view filing)Feb 71 dayDaigle DarrylDirectorPPurchase+1.00K$1.00+$1.00K+30.6%4.27K after
Dec 12, 2023 (view filing)Dec 111 dayDaigle DarrylDirectorPPurchase+7.75K$0.97+$7.52K+3.7%217.2K after
Oct 3, 2023 (view filing)Oct 21 dayDaigle DarrylDirectorPPurchase+500$1.05+$525+18.1%3.27K after
Sep 14, 2023 (view filing)Sep 131 dayDaigle DarrylDirectorPPurchase+1.60K$1.35+$2.16K+0.8%209.4K after
Sep 14, 2023 (view filing)Sep 131 dayDaigle DarrylDirectorPPurchase+5.35K$1.40+$7.49K+7.7%75.2K after
Jun 20, 2023 (view filing)Jun 164 daysDaigle DarrylDirectorPPurchase+4.70K$1.49+$7.00K+2.3%207.8K after
Jun 16, 2023 (view filing)Jun 151 dayDaigle DarrylDirectorPPurchase+4.40K$1.59+$7.00K+3.5%129.4K after
Feb 10, 2023 (view filing)Feb 91 dayDaigle DarrylDirectorPPurchase+3.50K$2.00+$7.00K+1.8%203.1K after

Top 10 13F holders, Q2 2026

The largest institutional positions in Research Frontiers Inc at the end of Q2 2026; share changes are against Q1 2026.

See all 34 holders
Institutions holding REFR in Q2 2026
InstitutionSharesValue% of portfolioChange in sharesAction
We Are One Seven, LLC886,602$461.0K0.01%−31,580−3.4%Reduced
Vanguard Capital Management LLC580,654$301.9K0.00%+12,500+2.2%Added
BlackRock, Inc.532,542$276.9K0.00%−75,856−12.5%Reduced
Colony Group, LLC496,422$258.1K0.00%00.0%Unchanged
Geode Capital Management, LLC305,847$159.1K0.00%+3,086+1.0%Added
Vanguard Fiduciary Trust Co177,030$92.1K0.00%00.0%Unchanged
Susquehanna International Group, LLP155,066$80.6K0.00%−1,720−1.1%Reduced
State Street Corp105,623$54.9K0.00%00.0%Unchanged
Shufro Rose & Co LLC97,500$50.7K0.00%00.0%Unchanged
Northern Trust Corp52,630$27.4K0.00%00.0%Unchanged