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Institutional Ownership · SEC Form 13F

Who owns Natera (NTRA)


Which tracked institutional funds hold NTRA, how they are positioned, and who is buying versus exiting — from SEC Form 13F-HR filings. See NTRA company fundamentals →

Ownership as of the 2026-Q2 13F filings (latest filed 2026-09-22). 13F is disclosed up to 45 days after quarter-end, so the most recent quarter fills in over the following weeks.

793
Institutional holders
133M
Shares held (tracked funds)
95.2%
Of shares outstanding

How the tape is positioned

The tracked-fund tape on NTRA is one-sided between 2026-Q1 and 2026-Q2: 394 added or opened and 105 trimmed or exited — on balance accumulating.

A prompt to read the filings, not a verdict. 13F is a quarter-end snapshot disclosed up to 45 days late; a fund adds or exits for mandate, benchmark, and timing reasons that have nothing to do with a view on the stock. This is a starting question, not a signal to trade.

Conviction spread

NTRA’s largest tracked holder by dollar value, JPMORGAN CHASE & CO, sizes it at 0.2% of its own reported 13F book, while the median holder sizes it at 0.1% of theirs — a 0.1pp conviction gap — its largest holder concentrates the name more heavily than the typical one.

Book-share is each fund’s reported value in NTRA divided by its whole reported 13F book, so it is comparable across funds of different sizes and is unaffected by stock splits. A higher share means a fund has committed more of its book to the name — a starting question about conviction, not a verdict or a signal to trade.

Institutional & insider positioning

Between 2026-Q1 and 2026-Q2, across 793 tracked filers holding NTRA, 481 increased or opened the position and 350 reduced or closed it; over the same quarter, open-market insider Form 4s were net sales.

This fuses two public signals for the same quarter — how tracked institutions changed their positions and whether insiders bought or sold in the open market. It describes what was filed; it is a starting question, not a verdict or a signal to trade.

New buyers & exits

Funds opening or closing a position in NTRA between the 2026-Q1 and 2026-Q2 13F filings, and the largest changes among funds holding it in both. New buyers and exits are counted on fund presence (split-invariant); adds and trims are measured on reported value.

New buyers 53

  • VIKING GLOBAL INVESTORS LP$106M
  • Squarepoint Ops LLC$91M
  • ThornTree Capital Partners LP$31M
  • Atreides Management, LP$28M
  • Quadrature Capital Ltd$22M
  • TREMBLANT CAPITAL GROUP$19M

Full exits 54

  • T. Rowe Price Investment Management, Inc.$226M
  • LORD, ABBETT & CO. LLC$222M
  • NWI MANAGEMENT LP$153M
  • Amundi$61M
  • GW&K Investment Management, LLC$48M
  • RENAISSANCE TECHNOLOGIES LLC$39M

Largest adds

  • BlackRock, Inc.$1.2B
  • JPMORGAN CHASE & CO$1.0B
  • FMR LLC$969M
  • VANGUARD CAPITAL MANAGEMENT LLC$489M
  • VANGUARD PORTFOLIO MANAGEMENT LLC$441M
  • GOLDMAN SACHS GROUP INC$313M

Largest trims

  • PointState Capital LP$78M
  • AGF MANAGEMENT LTD$74M
  • FARALLON CAPITAL MANAGEMENT, L.L.C.$39M
  • Eversept Partners, LP$29M
  • Soleus Capital Management, L.P.$24M
  • Point72 Asset Management, L.P.$20M

Institutional holders

One row per tracked fund, most shares held first (every row is from one quarter; reported value breaks ties). “% of value” is the fund’s share of this security’s tracked institutional value — not of shares outstanding.

FundSharesReported value% of valueQuarter
JPMORGAN CHASE & CO trimmed12,865,346$3.5B10.5%2026-Q2
BlackRock, Inc. added10,914,608$3.0B8.9%2026-Q2
PRICE T ROWE ASSOCIATES INC /MD/ trimmed9,021,895$2.4B7.4%2026-Q2
VANGUARD CAPITAL MANAGEMENT LLC added6,228,216$1.7B5.1%2026-Q2
VANGUARD PORTFOLIO MANAGEMENT LLC added5,782,640$1.6B4.7%2026-Q2
FMR LLC added5,451,396$1.5B4.4%2026-Q2
WELLINGTON MANAGEMENT GROUP LLP trimmed4,040,738$1.1B3.3%2026-Q2
STATE STREET CORP added3,655,618$992M3.0%2026-Q2
Duquesne Family Office LLC added3,186,306$865M2.6%2026-Q2
GEODE CAPITAL MANAGEMENT, LLC trimmed2,750,013$745M2.2%2026-Q2
FRANKLIN RESOURCES INC added2,725,903$740M2.2%2026-Q2
Castle Hook Partners LP added2,596,276$705M2.1%2026-Q2
COATUE MANAGEMENT LLC trimmed2,505,090$680M2.0%2026-Q2
AQR CAPITAL MANAGEMENT LLC added2,344,570$628M1.9%2026-Q2
FARALLON CAPITAL MANAGEMENT, L.L.C. trimmed2,218,366$602M1.8%2026-Q2
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ trimmed1,971,391$535M1.6%2026-Q2
NORGES BANK added1,828,122$496M1.5%2026-Q2
FRED ALGER MANAGEMENT, LLC added1,778,009$483M1.4%2026-Q2
GOLDMAN SACHS GROUP INC added1,720,152$467M1.4%2026-Q2
Sofinnova Investments, Inc.1,550,280$421M1.3%2026-Q2
Capital World Investors added1,504,387$408M1.2%2026-Q2
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP added1,503,706$408M1.2%2026-Q2
MAVERICK CAPITAL LTD added1,356,663$368M1.1%2026-Q2
D. E. Shaw & Co., Inc. added1,279,255$347M1.0%2026-Q2
MORGAN STANLEY trimmed1,274,287$346M1.0%2026-Q2
FEDERATED HERMES, INC. added1,138,968$309M0.9%2026-Q2
Clearbridge Investments, LLC added1,018,325$276M0.8%2026-Q2
RTW INVESTMENTS, LP trimmed1,000,000$271M0.8%2026-Q2
JANE STREET GROUP, LLC added926,986$252M0.8%2026-Q2
VANGUARD FIDUCIARY TRUST CO added918,609$249M0.7%2026-Q2
Invesco Ltd. trimmed873,332$237M0.7%2026-Q2
NORTHERN TRUST CORP added836,508$227M0.7%2026-Q2
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC added833,376$226M0.7%2026-Q2
CHARLES SCHWAB INVESTMENT MANAGEMENT INC added806,536$219M0.7%2026-Q2
BANK OF AMERICA CORP /DE/ added736,637$200M0.6%2026-Q2
WESTFIELD CAPITAL MANAGEMENT CO LP trimmed726,628$197M0.6%2026-Q2
ARK Investment Management LLC added688,855$187M0.6%2026-Q2
Sumitomo Mitsui Trust Group, Inc. trimmed643,643$175M0.5%2026-Q2
Chevy Chase Trust Holdings, LLC added599,856$163M0.5%2026-Q2
RAYMOND JAMES FINANCIAL INC added593,083$161M0.5%2026-Q2
WORLDQUANT MILLENNIUM ADVISORS LLC added591,460$161M0.5%2026-Q2
UBS Group AG added553,739$150M0.5%2026-Q2
Legal & General Group Plc added553,114$150M0.5%2026-Q2
Bank of New York Mellon Corp trimmed549,927$149M0.4%2026-Q2
FIRST TRUST ADVISORS LP trimmed511,214$139M0.4%2026-Q2
WELLS FARGO & COMPANY/MN added502,818$136M0.4%2026-Q2
Nuveen, LLC added499,089$135M0.4%2026-Q2
GILDER GAGNON HOWE & CO LLC trimmed498,064$135M0.4%2026-Q2
AMERICAN CENTURY COMPANIES INC trimmed478,732$130M0.4%2026-Q2
VICTORY CAPITAL MANAGEMENT INC trimmed463,988$126M0.4%2026-Q2
Avala Global LP added460,000$125M0.4%2026-Q2
Allspring Global Investments Holdings, LLC trimmed414,329$114M0.3%2026-Q2
Robeco Institutional Asset Management B.V. added408,616$111M0.3%2026-Q2
Man Group plc added406,753$110M0.3%2026-Q2
AMERIPRISE FINANCIAL INC added398,344$108M0.3%2026-Q2
VIKING GLOBAL INVESTORS LP new390,694$106M0.3%2026-Q2
SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC added389,000$106M0.3%2026-Q2
Driehaus Capital Management LLC added383,872$104M0.3%2026-Q2
Swiss National Bank trimmed379,800$103M0.3%2026-Q2
DIMENSIONAL FUND ADVISORS LP added369,117$100M0.3%2026-Q2
Amova Asset Management Americas, Inc. trimmed368,066$100M0.3%2026-Q2
California Public Employees Retirement System added344,076$93M0.3%2026-Q2
Squarepoint Ops LLC added336,268$91M0.3%2026-Q2
DEUTSCHE BANK AG\ added320,037$87M0.3%2026-Q2
NOMURA ASSET MANAGEMENT CO LTD added302,163$82M0.2%2026-Q2
Capital Impact Advisors, LLC added296,228$80M0.2%2026-Q2
ROYAL BANK OF CANADA added295,159$80M0.2%2026-Q2
ALLIANCEBERNSTEIN L.P. added292,068$58M0.2%2026-Q2
ENVESTNET ASSET MANAGEMENT INC added276,064$75M0.2%2026-Q2
CITADEL ADVISORS LLC added265,607$72M0.2%2026-Q2
VANGUARD ASSET MANAGEMENT, Ltd added262,485$71M0.2%2026-Q2
ORBIMED ADVISORS LLC262,000$71M0.2%2026-Q2
PRINCIPAL FINANCIAL GROUP INC trimmed259,265$70M0.2%2026-Q2
PointState Capital LP trimmed258,012$70M0.2%2026-Q2
ZEVENBERGEN CAPITAL INVESTMENTS LLC trimmed254,549$69M0.2%2026-Q2
Point72 Asset Management, L.P. trimmed252,920$69M0.2%2026-Q2
VOYA INVESTMENT MANAGEMENT LLC added252,610$69M0.2%2026-Q2
Assenagon Asset Management S.A. added250,869$68M0.2%2026-Q2
National Pension Service trimmed225,234$61M0.2%2026-Q2
MAPLELANE CAPITAL, LLC trimmed222,000$60M0.2%2026-Q2
CITIGROUP INC added216,376$59M0.2%2026-Q2
NEUBERGER BERMAN GROUP LLC added211,732$57M0.2%2026-Q2
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM added207,496$56M0.2%2026-Q2
TD Asset Management Inc added207,064$56M0.2%2026-Q2
Artemis Investment Management LLP added200,087$54M0.2%2026-Q2
Mitsubishi UFJ Asset Management Co., Ltd. added185,759$50M0.2%2026-Q2
BNP PARIBAS FINANCIAL MARKETS added181,913$49M0.1%2026-Q2
SEI INVESTMENTS CO trimmed180,878$49M0.1%2026-Q2
Eversept Partners, LP trimmed175,807$48M0.1%2026-Q2
FRONTIER CAPITAL MANAGEMENT CO LLC trimmed173,547$47M0.1%2026-Q2
Erste Asset Management GmbH added173,011$47M0.1%2026-Q2
BNP PARIBAS ASSET MANAGEMENT Holding S.A. trimmed172,185$47M0.1%2026-Q2
RHUMBLINE ADVISERS added171,418$47M0.1%2026-Q2
JENNISON ASSOCIATES LLC trimmed169,857$46M0.1%2026-Q2
TUDOR INVESTMENT CORP ET AL added168,837$46M0.1%2026-Q2
LPL Financial LLC added166,937$45M0.1%2026-Q2
Russell Investments Group, Ltd. added165,589$45M0.1%2026-Q2
Qube Research & Technologies Ltd trimmed161,079$44M0.1%2026-Q2
CIBC Bancorp USA Inc. trimmed152,917$42M0.1%2026-Q2
IEQ CAPITAL, LLC trimmed148,901$40M0.1%2026-Q2

Ownership over time

Tracked institutional holder count and total shares held by filing quarter (independent scales). The curated-era tail and any mid-ingest latest quarter are handled honestly — a partial quarter is not drawn as a collapse.

HoldersTotal shares

Reading this table

Funds hold the same stock for different reasons — an index fund “holds” almost everything, an active manager sizes a name to a mandate and a benchmark, and each fund entered at its own price and time. Because 13F is filed up to 45 days after quarter-end, every row is a backward-looking snapshot; a manager may have traded since. Share-class siblings (a company’s A and C shares) are rolled up to one line so a dual-class name is never double-counted. Compare like-for-like. A large holder is not an endorsement, and a fund exiting is not a warning — this is a starting question, not a verdict.

About 13F filings

A Form 13F is a quarterly disclosure that institutional investment managers with over $100 million in US-listed equities must file with the SEC. In plain English: it is a snapshot of the long stock positions a fund held at the end of a quarter. It covers long US-listed equities only — not short positions, options, cash, or private holdings — and the funds shown are the large sample we track, not the complete 13F universe.

Learn how to read institutional ownership