BAIDU INC - SPON ADR (BIDU) Institutional Ownership Changes & 13F Activity

BAIDU INC - SPON ADR (BIDU) 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 Appaloosa Management, ARK Invest, Dodge & Cox Stock Fund, Hancock Classic Value, and Sequoia Financial Advisors.

Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2017Sequoia Financial AdvisorsBuy131,780$417
Q3 2017Dodge & Cox Stock FundSell-788,7004,890,587$1,211,349
Q3 2017Renaissance Technologies LLCBuy749,900802,800$198,846
Q3 2017Causeway Capital ManagementSell-126,6813,632,692$899,781
Q3 2017Ariel Appreciation FundSell-106,7091,091,778$270,422
Q3 2017Punch Card ManagementSell-61,582165,577$41,012
Q3 2017Cantillon Capital ManagementSell-59,2581,843,222$456,547
Q3 2017Hancock Classic ValueSell-13,048418,814$103,736
Q3 2017Longleaf PartnersSell-12,482426,214$105,569
Q3 2017ARK InvestSell-7,23795,664$23,695
Q3 2017Polen Capital ManagementBuy5,1027,178$1,778
Q3 2017Sequoia Financial AdvisorsSell-2721,767$438
Q3 2017Tweedy, Browne Co All Funds (US)Buy2501,406,604$348,402
Q2 2017Punch Card ManagementSell-319,020227,159$40,630
Q2 2017Causeway Capital ManagementBuy154,8363,759,373$672,401
Q2 2017Renaissance Technologies LLCSell-101,55152,900$9,462
Q2 2017Ariel Appreciation FundBuy87,4631,198,487$214,361
Q2 2017Cantillon Capital ManagementSell-84,3851,902,480$340,278
Q2 2017ARK InvestBuy24,302102,901$18,405
Q2 2017Tweedy, Browne Co All Funds (US)Buy23,3751,406,354$251,540
Q2 2017Dodge & Cox Stock FundBuy13,9005,679,287$1,015,797
Q2 2017Hancock Classic ValueBuy6,702431,862$77,242
Q2 2017Himalaya Capital ManagementBuy5,8005,800$1,037
Q2 2017Longleaf PartnersBuy3,704438,696$78,465
Q2 2017Polen Capital ManagementSell-2,9372,076$371
Q1 2017Renaissance Technologies LLCBuy128,751154,451$26,646
Q1 2017Oakcliff Capital PartnersBuy53,20053,200$9,178
Q1 2017ARK InvestBuy12,37578,599$13,560
Q1 2017Dodge & Cox Stock FundSell-10,6005,665,387$977,393
Q1 2017Sequoia Financial AdvisorsSell-172,039$352

Frequently asked questions about BIDU activity

  • Which institutional owners are buying BIDU?

    Institutional owners buying BIDU 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 BIDU activity?

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

  • Is institutional interest in BIDU increasing?

    Institutional interest in BIDU 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.

Related BIDU insights