KOPIN CORP (KOPN) Stock Institutional Trading Activity


KOPIN CORP (KOPN) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC, Sequoia Financial Advisors, and First Eagle U.S. Value. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Renaissance Technologies LLCSell-158,65926,964$63,096
Q3 2025Sequoia Financial AdvisorsSell-23,64860,142$146,146
Q2 2025Sequoia Financial AdvisorsBuy60,63083,790$128,199
Q4 2024Renaissance Technologies LLCSell-6,293185,623$252,447
Q3 2024Renaissance Technologies LLCSell-654,153191,916$140,099
Q2 2024Renaissance Technologies LLCBuy703,740846,069$710,613
Q1 2024Renaissance Technologies LLCSell-82,373142,329$256
Q4 2023Renaissance Technologies LLCSell-577,562224,702$456
Q3 2023Renaissance Technologies LLCBuy465,100802,264$979
Q2 2023Renaissance Technologies LLCBuy55,100337,164$725
Q2 2023Sequoia Financial AdvisorsBuy23,16023,160$49,794
Q1 2023Renaissance Technologies LLCSell-237,704282,064$307
Q4 2022Renaissance Technologies LLCSell-235,907519,768$645
Q3 2022Renaissance Technologies LLCSell-347,764755,675$793
Q2 2022Renaissance Technologies LLCBuy891,4751,103,439$1,236
Q1 2022Renaissance Technologies LLCSell-10,800211,964$536
Q4 2021Renaissance Technologies LLCBuy171,764222,764$911
Q3 2021Renaissance Technologies LLCSell-200,39151,000$262
Q4 2020Renaissance Technologies LLCSell-119,809251,391$611
Q4 2019Renaissance Technologies LLCBuy308,400371,200$149
Q3 2019Renaissance Technologies LLCBuy48,90062,800$43
Q1 2019First Eagle U.S. ValueSell-200,000200,000$268
Q4 2018First Eagle U.S. ValueSell-700,000400,000$400
Q3 2018First Eagle U.S. ValueSell-675,0001,100,000$2,662
Q2 2018First Eagle U.S. ValueSell-718,3301,775,000$5,077
Q1 2018First Eagle U.S. ValueSell-364,5882,493,330$7,779
Q4 2017First Eagle U.S. ValueSell-61,5832,857,918$9,145
Q3 2017First Eagle U.S. ValueSell-1,876,2282,919,501$12,174
Q2 2017Renaissance Technologies LLCSell-125,60013,900$52
Q2 2017First Eagle U.S. ValueSell-433,1114,795,729$17,792

Frequently asked questions about KOPN activity

  • Which institutional owners are buying KOPN?

    Institutional owners buying KOPN include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in KOPN activity?

    "Buy" means an investor increased their reported position in KOPN compared to the prior reporting period. This reflects growing exposure to KOPIN CORP (KOPN) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in KOPN increasing?

    Institutional interest in KOPN can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.