Natera chair sells 1,718 shares for tax withholding

Natera, Inc. Executive Chairman Matthew Rabinowitz sold 1,718 shares of Common Stock on July 27, 2026 at an average price of $260.4908 per share.

Rhea-AI Filing Summary

Natera, Inc. Executive Chairman Matthew Rabinowitz sold 1,718 shares of Common Stock on July 27, 2026 at an average price of $260.4908 per share. The sale was effected to satisfy tax withholding and remittance obligations in connection with RSU vesting and was made under a written instruction intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act. Following the transaction, he directly holds 2,276,125 shares, with an additional 4,000 shares held indirectly by his spouse.

Insider Trade Summary 10b5-1

Net Seller: 1,718 shares

Net Sell 2 txns

Insider Rabinowitz Matthew

Role EXECUTIVE CHAIRMAN

Sold 1,718 shs ($448K)

Type	Security	Shares	Price	Value
Sale	Common Stock F1	1,718	$260.4908	$448K
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 2,276,125 shares (Direct); Common Stock — 4,000 shares (Indirect, By spouse)

Footnotes (1)

1. F1. The sale of shares was effected in order to satisfy tax withholding and remittance obligations in connection with the vesting of RSUs and made pursuant to a written instruction that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act contained in the Reporting Person's Stock Unit Agreement granted on January 26, 2024.

Key Figures

Shares sold: 1,718 shares Sale price per share: $260.4908 Direct holdings after transaction: 2,276,125 shares +1 more

4 metrics

Shares sold 1,718 shares Common Stock sold on July 27, 2026

Sale price per share $260.4908 Average price for Common Stock sale on July 27, 2026

Direct holdings after transaction 2,276,125 shares Common Stock directly held by Matthew Rabinowitz after the sale

Indirect holdings after transaction 4,000 shares Common Stock held indirectly by spouse after the transaction

Key Terms

Rule 10b5-1(c), tax withholding and remittance obligations, RSUs, Stock Unit Agreement

4 terms

Rule 10b5-1(c) regulatory

"intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act"

Rule 10b5-1(c) is an SEC guideline that lets company insiders set up a written, pre-planned schedule to buy or sell their company stock when they are not in possession of material, nonpublic information. For investors, it matters because such plans can reduce the appearance of insider trading by separating decisions from inside knowledge—like putting your trades on autopilot—while also requiring scrutiny since pre-planned trades can still affect market confidence and share value.

tax withholding and remittance obligations financial

"effected in order to satisfy tax withholding and remittance obligations in connection with the vesting of RSUs"

RSUs financial

"in connection with the vesting of RSUs and made pursuant to a written instruction"

RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.

Stock Unit Agreement financial

"contained in the Reporting Person's Stock Unit Agreement granted on January 26, 2024"

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What insider transaction did Natera (NTRA) report for Matthew Rabinowitz?

Matthew Rabinowitz sold 1,718 Natera Common Stock shares on July 27, 2026 at $260.4908 per share. The transaction was reported as a sale in the open market or a private transaction and left him with substantial remaining holdings.

Why did Matthew Rabinowitz sell Natera (NTRA) shares in this Form 4 filing?

The sale was made to satisfy tax withholding and remittance obligations tied to RSU vesting. The footnote explains that shares were sold specifically in connection with the vesting of RSUs, rather than as a discretionary portfolio trade.

Was the Natera (NTRA) insider sale made under a Rule 10b5-1 arrangement?

Yes. The report’s Rule 10b5-1 checkbox is marked and the footnote states the sale followed a written instruction intended to satisfy Rule 10b5-1(c) affirmative defense conditions under the Exchange Act, linked to his stock unit agreement.

How many Natera (NTRA) shares does Matthew Rabinowitz hold after this transaction?

After the sale, Matthew Rabinowitz directly holds 2,276,125 Natera Common Stock shares. In addition, 4,000 shares are reported as held indirectly by his spouse, giving a combined reported position larger than the shares sold.

How significant is the Natera (NTRA) share sale relative to Rabinowitz’s holdings?

He sold 1,718 shares while reporting direct holdings of 2,276,125 shares afterward. This indicates the transaction covers only a small portion of his reported stake, and it is described as driven by RSU-related tax obligations.

What type of security was involved in Matthew Rabinowitz’s Natera (NTRA) transaction?

The transaction involved Common Stock of Natera, Inc. It reflects a non-derivative sale to address RSU-related tax obligations, while derivative securities are not reported as part of this specific Form 4 transaction set.

AI-generated analysis. How Rhea-AI works. Not financial advice.

Form 4 Insider Transactions: What Each Field Means →

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google

Add on Google Not now

Available on EDGAR 07/29/2026 - 09:35 PM Accepted by SEC EDGAR 07/29/2026 - 09:35 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

X

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Rabinowitz Matthew

(Last) (First) (Middle)

C/O NATERA, INC.

13011 MCCALLEN PASS BUILDING A SUITE 100

(Street)

AUSTIN TEXAS 78753

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
Natera, Inc. [ NTRA ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	EXECUTIVE CHAIRMAN

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
07/27/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	07/27/2026		S		1,718(1)	D	$260.4908	2,276,125	D
Common Stock								4,000	I	By spouse

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The sale of shares was effected in order to satisfy tax withholding and remittance obligations in connection with the vesting of RSUs and made pursuant to a written instruction that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c) under the Exchange Act contained in the Reporting Person's Stock Unit Agreement granted on January 26, 2024.

	/s/ Tami Chen, Attorney-in-Fact	07/29/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)