MYRIAD GENETICS INC (MYGN) Stock Institutional Trading Activity


MYRIAD GENETICS INC (MYGN) 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, Disciplined Growth Investors, First Eagle U.S. Value, Tiger Global Management, and Viking Global Investors. 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
Q4 2025Renaissance Technologies LLCBuy357,700379,374$2,333,150
Q3 2025Renaissance Technologies LLCSell-426,70021,674$156,703
Q2 2025Renaissance Technologies LLCBuy198,600448,374$2,380,866
Q2 2025Disciplined Growth InvestorsSell-3,979,736753,956$4,003,506
Q1 2025Renaissance Technologies LLCSell-435,100249,774$2,215,495
Q1 2025Disciplined Growth InvestorsBuy2,177,1134,733,692$41,987,848
Q4 2024Renaissance Technologies LLCBuy319,500684,874$9,389,623
Q4 2024Disciplined Growth InvestorsBuy29,1442,556,579$35,050,698
Q3 2024Renaissance Technologies LLCBuy350,400365,374$10,007,594
Q3 2024Disciplined Growth InvestorsBuy440,1072,527,435$69,226,445
Q2 2024Disciplined Growth InvestorsBuy10,0352,087,328$51,056,043
Q1 2024Disciplined Growth InvestorsBuy122,0572,077,293$44,287,887
Q4 2023Disciplined Growth InvestorsSell-18,0761,955,236$37,423,217
Q3 2023Disciplined Growth InvestorsSell-36,4901,973,312$31,651,924
Q2 2023Disciplined Growth InvestorsSell-78,9822,009,802$46,587,210
Q1 2023Disciplined Growth InvestorsSell-183,6602,088,784$48,522,452
Q4 2022Renaissance Technologies LLCSell-154,80014,974$217
Q4 2022Disciplined Growth InvestorsSell-6,0462,272,444$32,973,162
Q3 2022Renaissance Technologies LLCBuy76,574169,774$3,239
Q3 2022Disciplined Growth InvestorsBuy377,7032,278,490$43,474
Q2 2022Renaissance Technologies LLCSell-2,27493,200$1,693
Q2 2022Disciplined Growth InvestorsBuy26,3091,900,787$34,537
Q1 2022Renaissance Technologies LLCBuy57,50095,474$2,406
Q1 2022Disciplined Growth InvestorsBuy27,9881,874,478$47,237
Q4 2021Renaissance Technologies LLCSell-173,60037,974$1,048
Q4 2021Disciplined Growth InvestorsSell-38,5421,846,490$50,963
Q3 2021Renaissance Technologies LLCBuy139,900211,574$6,832
Q3 2021Disciplined Growth InvestorsBuy6,2111,885,032$60,868
Q2 2021Renaissance Technologies LLCBuy22,18371,674$2,192
Q2 2021Disciplined Growth InvestorsBuy50,6901,878,821$57,454

Frequently asked questions about MYGN activity

  • Which institutional owners are buying MYGN?

    Institutional owners buying MYGN 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 MYGN activity?

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

  • Is institutional interest in MYGN increasing?

    Institutional interest in MYGN 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.