Natera (NTRA) chair exercises 41,708 options, now holds 2.35M shares

Rhea-AI Filing Summary

Natera, Inc. Executive Chairman Matthew Rabinowitz exercised stock options to acquire 41,708 shares of Common Stock. He exercised a fully exercisable option with a strike price of $9.59 per share, converting it into 41,708 Common shares on a one-for-one basis.

Following the transaction, he directly holds 2,352,480 shares of Natera Common Stock and 58,292 stock options. In addition, 5,000 Common shares are reported as indirectly owned by his spouse.

Insider Trade Summary

41,708 shares exercised/converted

Mixed 3 txns

Insider Rabinowitz Matthew

Role EXECUTIVE CHAIRMAN

Type	Security	Shares	Price	Value
Exercise	Stock Option (right to buy)	41,708	$0.00	--
Exercise	Common Stock	41,708	$9.59	$400K
holding	Common Stock	--	--	--

Holdings After Transaction: Stock Option (right to buy) — 58,292 shares (Direct); Common Stock — 2,352,480 shares (Direct); Common Stock — 5,000 shares (Indirect, By spouse)

Footnotes (1)

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Key Figures

Options exercised: 41,708 shares Option strike price: $9.59 per share Direct common shares after transaction: 2,352,480 shares +2 more

5 metrics

Options exercised 41,708 shares Stock Option (right to buy) exercised on 2026-03-31

Option strike price $9.59 per share Exercise or conversion price for 41,708 options

Direct common shares after transaction 2,352,480 shares Common Stock directly owned following 2026-03-31 exercise

Options remaining after exercise 58,292 options Stock options directly owned after the reported exercise

Indirect spouse holdings 5,000 shares Common Stock held indirectly by spouse after transaction

Key Terms

Stock Option (right to buy), derivative security, indirect, nature_of_ownership

4 terms

Stock Option (right to buy) financial

"security_title: "Stock Option (right to buy)""

derivative security financial

"transaction_code_description: "Exercise or conversion of derivative security""

A derivative security is a financial contract whose value comes from the price or performance of something else, such as a stock, bond, commodity, or market index. For investors it acts like an insurance policy or a wager: it can be used to protect against losses, lock in prices, or amplify gains and losses, so it can change a portfolio’s risk and potential return without owning the underlying asset directly.

indirect financial

"ownership_type: "indirect" for shares held "By spouse""

nature_of_ownership financial

"nature_of_ownership: "By spouse" indicating indirect holdings"

Form 4 Insider Transactions: What Each Field Means →

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).

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)
03/31/2026

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	03/31/2026		M		41,708	A	$9.59	2,352,480	D
Common Stock								5,000	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
Stock Option (right to buy)	$9.59	03/31/2026		M			41,708	(1)	04/07/2026	Common Stock	41,708	$0	58,292	D

Explanation of Responses:

1. The option shares are fully exercisable.

	/s/ Tami Chen, Attorney-in-Fact	04/01/2026
	** 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)

FAQ

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

Natera reported that Executive Chairman Matthew Rabinowitz exercised stock options to acquire 41,708 shares of Common Stock. This was an option exercise, not an open-market purchase or sale, and converted derivative rights into actual shares at a set strike price.

At what price were the Natera (NTRA) options exercised by Matthew Rabinowitz?

Matthew Rabinowitz exercised 41,708 Natera stock options at a strike price of $9.59 per share. This exercise converted existing option rights into Common Stock, reflecting compensation previously granted rather than a new open-market transaction.

How many Natera (NTRA) shares does Matthew Rabinowitz hold after this Form 4?

After the reported transactions, Matthew Rabinowitz directly holds 2,352,480 shares of Natera Common Stock. He also has 58,292 stock options outstanding and 5,000 Common shares are reported as indirectly owned through his spouse.

Were any Natera (NTRA) shares sold in this Form 4 filing?

The Form 4 shows no open-market sales; it reports an option exercise that acquired 41,708 Natera Common shares. The transactions are coded as derivative exercises, indicating conversion of options into stock rather than a discretionary buy or sell in the market.

What does the fully exercisable option mean in the Natera (NTRA) filing?

The filing notes that the option shares are fully exercisable, meaning Rabinowitz had the right to convert all 41,708 options into Common Stock. Exercising a fully vested option reflects use of existing equity compensation at its fixed strike price of $9.59 per share.