ASTRAZENECA PLC-SPONS ADR (AZN) Stock Institutional Trading Activity


ASTRAZENECA PLC-SPONS ADR (AZN) 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 Causeway Capital Management, Parnassus Endeavor Fund, Sequoia Financial Advisors, Renaissance Technologies LLC, and Dodge & Cox Stock Fund. 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
Q1 2024Renaissance Technologies LLCSell-23,500689,944$46,744
Q1 2024Parnassus Endeavor FundBuy4,9709,611$651,145
Q1 2024Sequoia Financial AdvisorsBuy1,62328,486$1,929,916
Q1 2024Causeway Capital ManagementBuy35,754496,476$33,636,232
Q4 2023Dodge & Cox Stock FundSell-1,650155,675$10,484,711
Q4 2023Renaissance Technologies LLCSell-1,030,233713,444$48,050
Q4 2023Parnassus Endeavor FundBuy1,3164,641$312,571
Q4 2023Sequoia Financial AdvisorsBuy2,54926,863$1,809,212
Q4 2023Causeway Capital ManagementBuy105,501460,722$31,029,651
Q3 2023Dodge & Cox Stock FundSell-39,250157,325$10,654,049
Q3 2023Renaissance Technologies LLCBuy501,7141,743,677$118,082
Q3 2023Parnassus Endeavor FundSell-1,3753,325$225,169
Q3 2023Sequoia Financial AdvisorsSell-1,38524,314$1,646,545
Q3 2023Causeway Capital ManagementBuy90,875355,221$24,055,563
Q2 2023Dodge & Cox Stock FundSell-26,850196,575$14,068,873
Q2 2023Renaissance Technologies LLCSell-968,0391,241,963$88,887
Q2 2023Parnassus Endeavor FundSell-1,1314,700$336,379
Q2 2023Sequoia Financial AdvisorsBuy3,04325,699$1,839,278
Q2 2023Causeway Capital ManagementSell-59,357264,346$18,919,228
Q1 2023Dodge & Cox Stock FundSell-84,900223,425$15,507,929
Q1 2023Renaissance Technologies LLCSell-1,407,8442,210,002$153,396
Q1 2023Parnassus Endeavor FundBuy1,9265,831$404,730
Q1 2023Sequoia Financial AdvisorsBuy94322,656$1,572,553
Q1 2023Causeway Capital ManagementBuy35,083323,703$22,468,229
Q4 2022Ariel Appreciation FundBuy34822,396$1,518,449
Q4 2022Dodge & Cox Stock FundSell-78,040308,325$20,904,435
Q4 2022Renaissance Technologies LLCSell-2,181,7263,617,846$245,290
Q4 2022Parnassus Endeavor FundBuy3,9053,905$264,759
Q4 2022Sequoia Financial AdvisorsBuy9,52021,713$1,472,109
Q4 2022Causeway Capital ManagementSell-15,993288,620$19,568,418

Frequently asked questions about AZN activity

  • Which institutional owners are buying AZN?

    Institutional owners buying AZN 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 AZN activity?

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

  • Is institutional interest in AZN increasing?

    Institutional interest in AZN 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.