GREENBRIER COMPANIES INC (GBX) Institutional Ownership Changes & 13F Activity

GREENBRIER COMPANIES INC (GBX) institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC 13F filings (Q1 2026). This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Cullen Value Fund, Renaissance Technologies LLC, Donald Smith & Co., and Olstein Capital Management.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Cullen Value FundSell-30719,053$1,003,114
Q4 2025Renaissance Technologies LLCSell-140,70012,300$574,902
Q4 2025Cullen Value FundBuy4719,360$926,590
Q3 2025Renaissance Technologies LLCSell-52,600153,000$7,064,010
Q3 2025Cullen Value FundSell-1219,313$888,989
Q2 2025Renaissance Technologies LLCSell-11,600205,600$9,467,880
Q2 2025Cullen Value FundSell-17219,325$889,905
Q1 2025Renaissance Technologies LLCBuy81,200217,200$11,124,984
Q1 2025Cullen Value FundSell-17819,497$998,648
Q4 2024Renaissance Technologies LLCBuy56,700136,000$8,294,640
Q4 2024Cullen Value FundBuy20419,675$1,199,997
Q3 2024Renaissance Technologies LLCBuy57,50079,300$4,035,577
Q3 2024Cullen Value FundBuy11719,471$990,901
Q2 2024Cullen Value FundSell-48619,354$958,968
Q1 2024Renaissance Technologies LLCBuy11,40621,800$1,136
Q1 2024Cullen Value FundBuy35919,840$1,019,590
Q4 2023Renaissance Technologies LLCSell-70,20610,394$459
Q4 2023Cullen Value FundBuy19,48119,481$860,656
Q3 2023Renaissance Technologies LLCBuy72,80080,600$3,224
Q2 2023Donald Smith & Co.Sell-92,869131,328$5,660,237
Q1 2023Donald Smith & Co.Buy4,170224,197$7,212,417
Q4 2022Renaissance Technologies LLCBuy3007,800$262
Q4 2022Donald Smith & Co.Buy59220,027$7,377,505
Q3 2022Donald Smith & Co.Buy14219,968$5,339
Q2 2022Renaissance Technologies LLCSell-119,6007,500$270
Q2 2022Donald Smith & Co.Sell-2,197219,954$7,916
Q1 2022Donald Smith & Co.Sell-11,392222,151$11,443
Q4 2021Donald Smith & Co.Buy1,302233,543$10,717
Q3 2021Donald Smith & Co.Buy105,858232,241$9,984
Q2 2021Donald Smith & Co.Sell-68,118126,383$5,508

Frequently asked questions about GBX activity

  • Which institutional owners are buying GBX?

    Institutional owners buying GBX 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 GBX activity?

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

  • Is institutional interest in GBX increasing?

    Institutional interest in GBX 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.

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