NATERA INC NTRA
COM · Common Stock · CUSIP 632307104 · ISIN US6323071042
Company in San Carlos, United States
- SectorHealth care
- IndustryServices-Medical Laboratories
- HeadquartersAustin, TX
- Founded2004
- Websitenatera.com
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($7.9m this quarter). Holder counts are more reliable. Shares outstanding: 120.2m as of 2023-11-01, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $62.66. Options: 13 managers hold calls ($47.9m notional), 12 hold puts ($32.8m).
Trends to Q4 2023
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 288 |
| Q4 2022 | 279 |
| Q1 2023 | 327 |
| Q2 2023 | 320 |
| Q3 2023 | 321 |
| Q4 2023 | 352 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q4 2022 | 168 | 113 |
| Q1 2023 | 176 | 118 |
| Q2 2023 | 171 | 143 |
| Q3 2023 | 153 | 158 |
| Q4 2023 | 186 | 160 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q1 2023 | $25.1m | $8.5m | 0.34 |
| Q2 2023 | $18.3m | $10.4m | 0.57 |
| Q3 2023 | $8.6m | $14.1m | 1.64 |
| Q4 2023 | $47.9m | $32.8m | 0.68 |
Biggest buyers
| JPMORGAN CHASE & CO | Added | +8.4m |
| CITADEL ADVISORS LLC | Added | +1.7m |
| MORGAN STANLEY | Added | +1.4m |
| FARALLON CAPITAL MANAGEMENT, L.L.C. | Added | +1.2m |
| PERCEPTIVE ADVISORS LLC | Added | +632.0k |
| VANGUARD GROUP INC | Added | +588.1k |
| Bank of New York Mellon Corp | Added | +582.9k |
| BlackRock Inc. | Added | +552.1k |
| AXA S.A. | Added | +494.9k |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | New | +441.0k |
Biggest sellers
| MILLENNIUM MANAGEMENT LLC | Reduced | -1.9m |
| Sofinnova Investments, Inc. | Reduced | -1.6m |
| NORGES BANK | Reduced | -1.1m |
| BRAIDWELL LP | Sold out | -1.0m |
| Man Group plc | Sold out | -919.1k |
| Kynam Capital Management, LP | Reduced | -603.7k |
| SAMLYN CAPITAL, LLC | Reduced | -525.4k |
| JANE STREET GROUP, LLC | Reduced | -426.3k |
| Blue Water Life Science Advisors, LP | Reduced | -400.0k |
| VOYA INVESTMENT MANAGEMENT LLC | Reduced | -382.1k |
Biggest calls
| SAMLYN CAPITAL, LLC | New | $22.7m362.1k shares |
| CITADEL ADVISORS LLC | Added | $5.2m82.5k shares |
| JANE STREET GROUP, LLC | Added | $4.7m75.7k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $4.3m67.9k shares |
| Parallax Volatility Advisers, L.P. | New | $3.6m57.9k shares |
| SIMPLEX TRADING, LLC | Added | $3.3m53.3k shares |
| PURA VIDA INVESTMENTS, LLC | New | $3.0m48.2k shares |
| WOLVERINE TRADING, LLC | Added | $613.9k9.8k shares |
| GROUP ONE TRADING LLC | Reduced | $256.8k4.1k shares |
| Twin Tree Management, LP | New | $162.9k2.6k shares |
Biggest puts
| MILLENNIUM MANAGEMENT LLC | New | $10.4m165.5k shares |
| Point72 Asset Management, L.P. | New | $6.3m100.0k shares |
| DLD Asset Management, LP | Reduced | $4.9m78.3k shares |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | Reduced | $4.0m64.0k shares |
| UBS Group AG | New | $2.3m36.2k shares |
| SIMPLEX TRADING, LLC | Reduced | $1.7m27.5k shares |
| BOOTHBAY FUND MANAGEMENT, LLC | Added | $1.6m25.4k shares |
| Walleye Capital LLC | Added | $795.5k12.7k shares |
| GROUP ONE TRADING LLC | Reduced | $444.7k7.1k shares |
| WOLVERINE TRADING, LLC | Reduced | $288.1k4.6k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Major shareholders (over 5%)
Anyone who owns more than 5% of a class of the company's shares has to say so: on Schedule 13D if they may try to influence or control the company, on 13G if they're a passive investor, and update it as the stake changes. Each holder's latest filing, from 19 Dec 2024 on; percentages are of the share class, as the holder worked them out.
| Holder | Stake |
|---|---|
| JPMORGAN CHASE & CO 13G · institution +1.4 pts · filed 2026-01-23 | 9.1% |
| PRICE T ROWE ASSOCIATES INC /MD/ 13G · institution -1.5 pts · filed 2026-08-14 | 6.3% |
| BlackRock, Inc. 13G · institution filed 2025-04-17 | 5.6% |
| VANGUARD CAPITAL MANAGEMENT LLC 13G · institution new · filed 2026-04-30 | 5.1% |
Fell to 5% or below in the last year: VANGUARD GROUP INC (0.0%, 2026-03-27; now reported by VANGUARD CAPITAL MANAGEMENT LLC)
Insider purchases and sales in Q4 2023
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q1 2022 | 1 | $5.0m | 5 | $4.2m | — |
| Q2 2022 | 1 | $6.3m | 4 | $541.9k | — |
| Q3 2022 | 0 | — | 4 | $606.6k | — |
| Q4 2022 | 0 | — | 6 | $1.2m | — |
| Q1 2023 | 0 | — | 6 | $11.3m | $1.0m |
| Q2 2023 | 0 | — | 5 | $1.9m | $1.4m |
| Q3 2023 | 0 | — | 4 | $2.3m | $1.7m |
| Q4 2023 | 0 | — | 7 | $39.5m | $1.1m |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2023-12-29 | Brophy Michael Burkes CHIEF FINANCIAL OFFICER | Sold plan | $85.8k1.4k shares |
| 2023-12-28 | Chapman Steven Leonard CEO AND PRESIDENT, director | Sold | $164.8k2.6k shares |
| 2023-12-28 | Brophy Michael Burkes CHIEF FINANCIAL OFFICER | Sold plan | $57.9k915 shares |
| 2023-12-28 | RABINOWITZ DANIEL SEC. AND CHIEF LEGAL OFFICER | Sold | $46.1k728 shares |
| 2023-12-28 | Sheena Jonathan Director · By Caraluna 1 Trust | Sold plan | $31.1k500 shares |
| 2023-12-28 | Sheena Jonathan Director · By Caraluna 2 Trust | Sold plan | $31.1k500 shares |
| 2023-12-28 | Sheena Jonathan Director | Sold plan | $27.9k447 shares |
| 2023-12-13 | HEALY JAMES Director · by Sofinnova Management VIII, L.L.C. | Sold | $37.8m644.0k shares |
| 2023-12-08 | Marcus Gail Boxer Director | Sold | $28.8k500 shares |
| 2023-12-06 | Sheena Jonathan Director | Sold plan | $291.1k5.0k shares |
| 2023-11-29 | Chapman Rowan E Director | Sold | $111.8k2.0k shares |
| 2023-11-21 | Marcus Gail Boxer Director | Sold | $54.3k1.0k shares |
| 2023-11-20 | Chapman Steven Leonard CEO AND PRESIDENT, director | Sold plan | $141.1k2.6k shares |
| 2023-11-02 | Sheena Jonathan Director | Sold plan | $201.1k5.0k shares |
| 2023-11-02 | Sheena Jonathan Director · By Caraluna 1 Trust | Sold plan | $20.2k500 shares |
| 2023-11-02 | Sheena Jonathan Director · By Caraluna 2 Trust | Sold plan | $20.1k500 shares |
| 2023-10-23 | Brophy Michael Burkes CHIEF FINANCIAL OFFICER | Sold plan | $159.2k3.9k shares |
| 2023-10-23 | Chapman Steven Leonard CEO AND PRESIDENT, director | Sold | $104.8k2.6k shares |
| 2023-10-23 | RABINOWITZ DANIEL SEC. AND CHIEF LEGAL OFFICER | Sold | $32.4k803 shares |
| 2023-10-23 | Sheena Jonathan Director · By Caraluna 1 Trust | Sold plan | $20.0k500 shares |
| 2023-10-23 | Sheena Jonathan Director · By Caraluna 2 Trust | Sold plan | $20.0k500 shares |
| 2023-10-23 | Sheena Jonathan Director | Sold plan | $13.5k335 shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q4 2023
| Manager | Shares | Change |
|---|---|---|
| JPMORGAN CHASE & CO 0.05% of their portfolio | 15.9m $996.5m | Added +8.4m |
| VANGUARD GROUP INC 0.02% of their portfolio | 11.0m $687.3m | Added +588.1k |
| FRED ALGER MANAGEMENT, LLC 2.39% of their portfolio | 7.1m $443.3m | Added +120.5k |
| BlackRock Inc. 0.01% of their portfolio | 6.3m $395.0m | Added +552.1k |
| SAMLYN CAPITAL, LLC 5.27% of their portfolio | 3.9m $242.7m | Reduced -525.4k |
| FARALLON CAPITAL MANAGEMENT, L.L.C. 1.36% of their portfolio | 3.5m $217.7m | Added +1.2m |
| STATE STREET CORP 0.01% of their portfolio | 3.2m $199.6m | Added +207.9k |
| ALLIANCEBERNSTEIN L.P. 0.07% of their portfolio | 3.0m $187.3m | Reduced -94.2k |
| Invesco Ltd. 0.04% of their portfolio | 2.8m $176.4m | Added +286.6k |
| MORGAN STANLEY 0.01% of their portfolio | 2.6m $162.8m | Added +1.4m |
| RTW INVESTMENTS, LP 2.54% of their portfolio | 2.6m $162.4m | Reduced -58.5k |
| Kynam Capital Management, LP 17.01% of their portfolio | 2.4m $150.3m | Reduced -603.7k |
| AMERIPRISE FINANCIAL INC 0.04% of their portfolio | 2.3m $143.1m | Added +86.7k |
| Eversept Partners, LP 13.83% of their portfolio | 2.3m $141.0m | Reduced -241.0k |
| FMR LLC 0.01% of their portfolio | 1.9m $117.7m | Reduced -184.3k |
| AMERICAN CENTURY COMPANIES INC 0.08% of their portfolio | 1.9m $117.2m | Added +216.2k |
| GEODE CAPITAL MANAGEMENT, LLC 0.01% of their portfolio | 1.8m $111.0m | Added +127.4k |
| PRINCIPAL FINANCIAL GROUP INC 0.07% of their portfolio | 1.7m $106.7m | Added +112.8k |
| CITADEL ADVISORS LLC 0.10% of their portfolio | 1.7m $104.2m | Added +1.7m |
| LORD, ABBETT & CO. LLC 0.18% of their portfolio | 1.6m $100.2m | Added +362.7k |
| Sofinnova Investments, Inc. 5.44% of their portfolio | 1.6m $97.1m | Reduced -1.6m |
| MILLENNIUM MANAGEMENT LLC 0.09% of their portfolio | 1.5m $95.2m | Reduced -1.9m |
| Nuveen Asset Management, LLC 0.03% of their portfolio | 1.4m $86.9m | Added +371.1k |
| NORGES BANK 0.01% of their portfolio | 1.3m $84.0m | Reduced -1.1m |
| Avidity Partners Management LP 2.66% of their portfolio | 1.1m $69.5m | Added +211.0k |
| Holocene Advisors, LP 0.26% of their portfolio | 1.1m $67.4m | Reduced -141.1k |
| VOYA INVESTMENT MANAGEMENT LLC 0.07% of their portfolio | 1.1m $66.7m | Reduced -382.1k |
| GILDER GAGNON HOWE & CO LLC 0.91% of their portfolio | 1.1m $66.1m | Reduced -9.1k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.02% of their portfolio | 997.9k $62.5m | Added +68.5k |
| CREDIT SUISSE AG/ 0.06% of their portfolio | 991.0k $62.1m | Reduced -87.8k |
| Bank of New York Mellon Corp 0.01% of their portfolio | 966.1k $60.5m | Added +582.9k |
| FRONTIER CAPITAL MANAGEMENT CO LLC 0.61% of their portfolio | 963.2k $60.3m | Reduced -53.9k |
| ORBIMED ADVISORS LLC 1.20% of their portfolio | 954.5k $59.8m | Added +33.9k |
| Pictet Asset Management Holding SA 0.06% of their portfolio | 911.2k $57.1m | Added +125.8k |
| Duquesne Family Office LLC 1.80% of their portfolio | 893.0k $55.9m | Unchanged |
| PERCEPTIVE ADVISORS LLC 1.19% of their portfolio | 850.2k $53.3m | Added +632.0k |
| AXA S.A. 0.08% of their portfolio | 836.3k $52.4m | Added +494.9k |
| GOLDMAN SACHS GROUP INC 0.01% of their portfolio | 812.9k $50.9m | Added +259.2k |
| Allspring Global Investments Holdings, LLC 0.07% of their portfolio | 720.2k $45.1m | Added +160.0k |
| Driehaus Capital Management LLC 0.53% of their portfolio | 706.1k $44.2m | Reduced -7.0k |
| Eagle Health Investments LP 8.79% of their portfolio | 690.9k $43.3m | Added +95.2k |
| D. E. Shaw & Co., Inc. 0.06% of their portfolio | 685.3k $42.9m | Reduced -28.7k |
| Amundi 0.02% of their portfolio | 647.1k $42.8m | Added +139.2k |
| SCHRODER INVESTMENT MANAGEMENT GROUP 0.05% of their portfolio | 595.7k $37.3m | Reduced -237.0k |
| LOOMIS SAYLES & CO L P 0.06% of their portfolio | 590.6k $37.0m | Added +35.5k |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 548.2k $34.3m | Reduced -82.3k |
| NORTHERN TRUST CORP 0.01% of their portfolio | 545.1k $34.1m | Added +11.2k |
| FEDERATED HERMES, INC. 0.08% of their portfolio | 527.2k $33.0m | Reduced -5.8k |
| C WorldWide Group Holding A/S 0.40% of their portfolio | 475.0k $29.8m | Unchanged |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ 0.01% of their portfolio | 441.0k $27.6m | New |
| ZEVENBERGEN CAPITAL INVESTMENTS LLC 0.63% of their portfolio | 437.0k $27.4m | Added +4.1k |
| MARSHALL WACE, LLP 0.05% of their portfolio | 436.9k $27.4m | Reduced -377.2k |
| Assenagon Asset Management S.A. 0.08% of their portfolio | 423.1k $26.5m | Added +314.9k |
| Squarepoint Ops LLC 0.10% of their portfolio | 409.2k $25.6m | Added +265.6k |
| Man Group plc 0.07% of their portfolio | 400.8k $25.1m | New |
| Bain Capital Life Sciences Investors, LLC 2.40% of their portfolio | 400.2k $25.1m | Reduced -300.0k |
| TWINBEECH CAPITAL LP 0.40% of their portfolio | 398.3k $24.9m | Added +36.8k |
| Blue Water Life Science Advisors, LP 21.81% of their portfolio | 397.4k $24.9m | Reduced -400.0k |
| Capital World Investors 0.00% of their portfolio | 396.4k $24.8m | Unchanged |
| Artemis Investment Management LLP 0.36% of their portfolio | 391.0k $24.5m | Reduced -141.5k |
| SEI INVESTMENTS CO 0.04% of their portfolio | 352.2k $22.1m | Reduced -21.8k |
| KORNITZER CAPITAL MANAGEMENT INC /KS 0.41% of their portfolio | 336.3k $21.1m | Reduced -31.2k |
| Balyasny Asset Management L.P. 0.06% of their portfolio | 327.4k $20.5m | Reduced -208.8k |
| MACQUARIE GROUP LTD 0.02% of their portfolio | 300.1k $18.8m | Added +51.6k |
| Skandinaviska Enskilda Banken AB (publ) 0.11% of their portfolio | 296.7k $18.6m | Reduced -99.8k |
| NEUBERGER BERMAN GROUP LLC 0.02% of their portfolio | 290.7k $18.2m | Reduced -5.4k |
| Bellevue Group AG 0.25% of their portfolio | 256.6k $16.1m | Reduced -1.1k |
| Rhenman & Partners Asset Management AB 1.53% of their portfolio | 245.0k $15.3m | Reduced -21.8k |
| Candriam S.C.A. 0.10% of their portfolio | 242.0k $15.2m | Reduced -48.0k |
| FRANKLIN RESOURCES INC 0.01% of their portfolio | 235.6k $14.8m | Added +1.5k |
| Integral Health Asset Management, LLC 2.04% of their portfolio | 225.0k $14.1m | Added +25.0k |
| Cubist Systematic Strategies, LLC 0.17% of their portfolio | 224.0k $14.0m | Added +144.2k |
| Swiss National Bank 0.01% of their portfolio | 222.1k $13.9m | Reduced -16.6k |
| GCM Grosvenor Holdings, LLC 2.40% of their portfolio | 217.2k $13.6m | Added +27.2k |
| CITIGROUP INC 0.02% of their portfolio | 216.8k $13.6m | Added +34.4k |
| JENNISON ASSOCIATES LLC 0.01% of their portfolio | 212.8k $13.3m | New |
| NOMURA ASSET MANAGEMENT CO LTD 0.05% of their portfolio | 202.6k $12.7m | Reduced -8.3k |
| BEACONLIGHT CAPITAL, LLC 5.97% of their portfolio | 202.0k $12.7m | Reduced -57.9k |
| Artal Group S.A. 0.43% of their portfolio | 200.0k $12.5m | Unchanged |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 195.6k $12.3m | Reduced -63.8k |
| BNP PARIBAS FINANCIAL MARKETS 0.02% of their portfolio | 183.4k $11.5m | Added +144.8k |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% of their portfolio | 176.9k $11.1m | Added +21.5k |
| Thrivent Financial for Lutherans 0.02% of their portfolio | 170.5k $10.7m | Reduced -2.9k |
| First Light Asset Management, LLC 0.84% of their portfolio | 165.9k $10.4m | New |
| AQR CAPITAL MANAGEMENT LLC 0.02% of their portfolio | 158.8k $9.9m | Added +147.8k |
| ENVESTNET ASSET MANAGEMENT INC 0.00% of their portfolio | 157.6k $9.9m | Reduced -20.7k |
| SILVERCREST ASSET MANAGEMENT GROUP LLC 0.07% of their portfolio | 155.3k $9.7m | Added +23.5k |
| Rafferty Asset Management, LLC 0.04% of their portfolio | 154.4k $9.7m | Reduced -9.9k |
| Granahan Investment Management, LLC 0.32% of their portfolio | 154.2k $9.7m | Reduced -222.5k |
| California Public Employees Retirement System 0.01% of their portfolio | 153.6k $9.6m | Reduced -383 |
| SOROS FUND MANAGEMENT LLC 0.18% of their portfolio | 150.0k $9.4m | Reduced -30.0k |
| UBS Group AG 0.00% of their portfolio | 149.2k $9.3m | Added +115.4k |
| WCM INVESTMENT MANAGEMENT, LLC 0.03% of their portfolio | 146.0k $9.1m | Added +73.4k |
| RHUMBLINE ADVISERS 0.01% of their portfolio | 145.5k $9.1m | Added +4.2k |
| Polar Asset Management Partners Inc. 0.24% of their portfolio | 142.7k $8.9m | Reduced -58.4k |
| Tri Locum Partners LP 4.36% of their portfolio | 141.8k $8.9m | Reduced -132.9k |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 140.8k $8.8m | Added +56.9k |
| SEGALL BRYANT & HAMILL, LLC 0.17% of their portfolio | 140.7k $8.8m | Reduced -372 |
| Lagoda Investment Management, L.P. 5.83% of their portfolio | 136.8k $8.6m | Reduced -28.6k |
| Legal & General Group Plc 0.00% of their portfolio | 131.9k $8.3m | Reduced -4.6k |