CORNING INC (GLW) Stock Institutional Trading Activity


CORNING INC (GLW) 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 Appaloosa Management, Olstein Capital Management, Mairs & Power Growth Fund, Cullen Value Fund, and Sequoia Financial Advisors. 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
Q3 2024Dodge & Cox Stock FundSell-5,70042,450$1,916,618
Q3 2024Olstein Capital ManagementSell-45,000167,000$7,540
Q3 2024Sequoia Financial AdvisorsSell-132,48222,219$1,003,179
Q3 2024Mairs & Power Growth FundSell-7,86999,186$4,478,248
Q3 2024Cullen Value FundSell-2,02775,986$3,430,757
Q2 2024Yacktman Asset ManagementSell-4,5001,181,000$45,881,850
Q2 2024Dodge & Cox Stock FundSell-7,05048,150$1,870,628
Q2 2024Olstein Capital ManagementSell-45,000212,000$8,236
Q2 2024Mairs & Power Growth FundSell-18,405107,055$4,159,087
Q2 2024Sequoia Financial AdvisorsSell-22,533154,701$6,010,117
Q2 2024Cullen Value FundSell-2,84678,013$3,030,798
Q1 2024Dodge & Cox Stock FundSell-90055,200$1,819,392
Q1 2024Mairs & Power Growth FundSell-38,736125,460$4,135,162
Q1 2024Sequoia Financial AdvisorsSell-7,547177,234$5,841,623
Q1 2024Cullen Value FundBuy2,27580,859$2,628,715
Q4 2023Dodge & Cox Stock FundSell-36,84256,100$1,708,245
Q4 2023Renaissance Technologies LLCSell-399,600138,300$4,211
Q4 2023Olstein Capital ManagementBuy23,000257,000$7,826
Q4 2023Mairs & Power Growth FundSell-27,315164,196$4,999,768
Q4 2023Sequoia Financial AdvisorsSell-2,691184,781$5,626,594
Q4 2023Cullen Value FundBuy78,58478,584$2,392,875
Q3 2023Yacktman Asset ManagementSell-4,5001,185,500$36,122,185
Q3 2023Dodge & Cox Stock FundSell-1,70092,942$2,831,943
Q3 2023Olstein Capital ManagementBuy20,000234,000$7,130
Q3 2023Sequoia Financial AdvisorsSell-14,155187,472$5,712,279
Q3 2023Mairs & Power Growth FundSell-28,650191,511$5,835,340
Q2 2023Dodge & Cox Stock FundSell-3,10094,642$3,316,256
Q2 2023Olstein Capital ManagementBuy5,000214,000$7,499
Q2 2023Sequoia Financial AdvisorsSell-63,104201,627$7,065,015
Q2 2023Mairs & Power Growth FundSell-63,012220,161$7,714,441

Frequently asked questions about GLW activity

  • Which institutional owners are buying GLW?

    Institutional owners buying GLW 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 GLW activity?

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

  • Is institutional interest in GLW increasing?

    Institutional interest in GLW 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.