DAILY JOURNAL CORP (DJCO) Institutional Ownership Changes & 13F Activity

DAILY JOURNAL CORP (DJCO). Institutional ownership data tracks hedge funds, asset managers, and other institutional investors based on recent SEC Form 13F filings. This page analyzes institutional buying and selling activity, new holdings, and sold-out positions among tracked filers. Notable filers include Renaissance Technologies LLC, Aquamarine Zurich AG, Aquamarine Capital, and Gardner Russo & Quinn.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q1 2026Renaissance Technologies LLCBuy52013,371$6,449,368
Q4 2025Renaissance Technologies LLCBuy11,44012,851$6,262,549
Q2 2025Renaissance Technologies LLCSell-1,4891,411$595,795
Q1 2025Renaissance Technologies LLCSell-2,8112,900$1,153,330
Q4 2024Renaissance Technologies LLCBuy1005,711$3,243,791
Q3 2024Renaissance Technologies LLCBuy3005,611$2,749,951
Q2 2024Renaissance Technologies LLCBuy1,5115,311$2,095,083
Q1 2024Renaissance Technologies LLCBuy1,8133,800$1,374
Q4 2023Renaissance Technologies LLCBuy8871,987$677
Q3 2023Renaissance Technologies LLCBuy1001,100$323
Q4 2022Renaissance Technologies LLCBuy1001,000$251
Q3 2022Aquamarine Zurich AGBuy11,50011,500$2,948
Q2 2022Renaissance Technologies LLCBuy300900$233
Q2 2021Aquamarine CapitalBuy11,50011,500$3,893
Q2 2021Renaissance Technologies LLCSell-100600$203
Q1 2021Renaissance Technologies LLCSell-200700$222
Q4 2020Renaissance Technologies LLCSell-500900$364
Q3 2020Renaissance Technologies LLCSell-4001,400$339
Q2 2020Renaissance Technologies LLCSell-1001,800$486
Q4 2019Renaissance Technologies LLCBuy1001,900$552
Q3 2019Renaissance Technologies LLCBuy3001,800$446
Q4 2017Gardner Russo & QuinnBuy100100$23
Q4 2017Renaissance Technologies LLCSell-1001,500$345
Q1 2017Renaissance Technologies LLCBuy7001,600$343
Q2 2016Renaissance Technologies LLCBuy900900$213

Frequently asked questions about DJCO activity

  • Which institutional owners are buying DJCO?

    Institutional owners buying DJCO 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 DJCO activity?

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

  • Is institutional interest in DJCO increasing?

    Institutional interest in DJCO 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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