NATERA INC (NTRA) Stock Institutional Trading Activity


NATERA INC (NTRA) 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, Polen Capital Management, ARK Invest, Parnassus Endeavor Fund, and Torray 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
Q4 2025Polen Capital ManagementSell-1,5501,376$315,228
Q4 2025Renaissance Technologies LLCSell-107,900190,600$43,664,554
Q3 2025Torray FundBuy52311,900$1,915,543
Q3 2025ARK InvestSell-43,799892,593$143,680,703
Q3 2025Sequoia Financial AdvisorsBuy1982,203$354,617
Q3 2025Polen Capital ManagementSell-2972,926$470,998
Q3 2025Parnassus Endeavor FundSell-1,41168,236$10,983,949
Q3 2025Renaissance Technologies LLCSell-195,300298,500$48,049,545
Q2 2025Torray FundSell-2811,377$1,922,030
Q2 2025ARK InvestSell-6,702936,392$158,194,142
Q2 2025Sequoia Financial AdvisorsBuy2,0052,005$338,725
Q2 2025Polen Capital ManagementBuy3,2233,223$544,494
Q2 2025Parnassus Endeavor FundBuy9,77069,647$11,766,164
Q2 2025Renaissance Technologies LLCBuy146,100493,800$83,422,572
Q1 2025Torray FundSell-1911,405$1,612,781
Q1 2025ARK InvestBuy55,383943,094$133,362,854
Q1 2025Parnassus Endeavor FundBuy49,54659,877$8,467,207
Q1 2025Renaissance Technologies LLCSell-46,300347,700$49,168,257
Q4 2024Torray FundSell-4,65111,424$1,808,419
Q4 2024ARK InvestBuy200,008887,711$140,524,665
Q4 2024Parnassus Endeavor FundBuy1,09010,331$1,635,397
Q4 2024Renaissance Technologies LLCSell-61,807394,000$62,370,200
Q3 2024Torray FundBuy9016,075$2,040,721
Q3 2024ARK InvestBuy272,361687,703$87,303,913
Q3 2024Parnassus Endeavor FundBuy6529,241$1,173,145
Q3 2024Renaissance Technologies LLCBuy239,307455,807$57,864,699
Q2 2024Torray FundBuy12,67315,985$1,731,016
Q2 2024ARK InvestBuy92,958415,342$44,977,396
Q2 2024Parnassus Endeavor FundBuy1,5138,589$930,103
Q2 2024Renaissance Technologies LLCBuy16,317216,500$23,444,785

Frequently asked questions about NTRA activity

  • Which institutional owners are buying NTRA?

    Institutional owners buying NTRA 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 NTRA activity?

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

  • Is institutional interest in NTRA increasing?

    Institutional interest in NTRA 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.