MIZUHO FINANCIAL GROUP-ADR (MFG) Stock Institutional Trading Activity


MIZUHO FINANCIAL GROUP-ADR (MFG) 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 Renaissance Technologies LLC 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
Q1 2022Renaissance Technologies LLCSell-179,6002,398,703$6,165
Q4 2021Sequoia Financial AdvisorsBuy19,16431,919$81
Q4 2021Renaissance Technologies LLCSell-292,8002,578,303$6,575
Q3 2021Sequoia Financial AdvisorsSell-9,81512,755$36
Q3 2021Renaissance Technologies LLCSell-762,2282,871,103$8,154
Q2 2021Renaissance Technologies LLCSell-502,4703,633,331$10,355
Q1 2021Sequoia Financial AdvisorsBuy23022,570$66
Q1 2021Renaissance Technologies LLCSell-311,1714,135,801$12,035
Q4 2020Sequoia Financial AdvisorsBuy28922,340$57
Q4 2020Renaissance Technologies LLCBuy226,5724,446,972$11,340
Q3 2020Sequoia Financial AdvisorsBuy22,05122,051$56
Q3 2020Renaissance Technologies LLCSell-309,4004,220,400$10,762
Q2 2020Renaissance Technologies LLCBuy200,2004,529,800$11,189
Q1 2020Renaissance Technologies LLCSell-136,7854,329,600$10,001
Q4 2019Renaissance Technologies LLCBuy208,7854,466,385$13,801
Q3 2019Renaissance Technologies LLCBuy181,0004,257,600$13,071
Q2 2019Renaissance Technologies LLCBuy1,626,2004,076,600$11,741
Q1 2019Renaissance Technologies LLCBuy383,0002,450,400$7,498
Q4 2018Renaissance Technologies LLCBuy96,0002,067,400$6,202
Q3 2018Renaissance Technologies LLCSell-218,6001,971,400$6,900
Q1 2018Renaissance Technologies LLCSell-379,3002,190,000$8,103
Q4 2017Renaissance Technologies LLCSell-73,5552,569,300$9,352
Q3 2017Renaissance Technologies LLCSell-54,1452,642,855$9,382
Q2 2017Renaissance Technologies LLCSell-46,4002,697,000$9,898
Q1 2017Renaissance Technologies LLCSell-254,1182,743,400$10,123
Q4 2016Renaissance Technologies LLCSell-9,1822,997,518$10,761
Q3 2016Renaissance Technologies LLCBuy112,5003,006,700$10,103
Q2 2016Renaissance Technologies LLCBuy275,9002,894,200$8,248
Q1 2016Renaissance Technologies LLCBuy135,7002,618,300$7,698
Q4 2015Renaissance Technologies LLCBuy233,1002,482,600$10,030

Frequently asked questions about MFG activity

  • Which institutional owners are buying MFG?

    Institutional owners buying MFG 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 MFG activity?

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

  • Is institutional interest in MFG increasing?

    Institutional interest in MFG 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.