NEW YORK, Oct. 26, 2026 /PRNewswire/ — Johnson Van Kwawegen LLP announces that the United States District Court for the Southern District of New York has approved the following announcement of a proposed class action settlement that would benefit sellers of common stock of National Instruments Corporation.

UNITED STATES DISTRICT COURT
SOUTHERN DISTRICT OF NEW YORK

SUMMARY NOTICE OF PROPOSED SETTLEMENT OF CLASS ACTION

TO: ALL PERSONS WHO SOLD NATIONAL INSTRUMENTS CORPORATION (“NATIONAL INSTRUMENTS”) COMMON STOCK BETWEEN AUGUST 12, 2022 AND AUGUST 30, 2022, INCLUSIVE, AND/OR BETWEEN SEPTEMBER 12, 2022 AND SEPTEMBER 28, 2022, INCLUSIVE, AND WERE DAMAGED THEREBY (THE “CLASS”)

THIS NOTICE WAS AUTHORIZED BY THE COURT. IT IS NOT A LAWYER SOLICITATION. PLEASE READ THIS NOTICE CAREFULLY AND IN ITS ENTIRETY.

YOU ARE HEREBY NOTIFIED, pursuant to Rule 23 of the Federal Rules of Civil Procedure and an Order of the United States District Court for the Southern District of New York (the “Court”), that the above-captioned action (the “Litigation”) has been certified as a class action, except for certain Persons who are excluded from the Class by definition as set forth in the Stipulation and Agreement of Settlement dated September 11, 2026 (the “Stipulation”) and the detailed Notice of Proposed Settlement of Class Action (the “Settlement Notice”). The Stipulation and Settlement Notice can be viewed at www.nationalinstrumentssecuritiesclassaction.com.

YOU ARE ALSO HEREBY NOTIFIED that Court-appointed Lead Plaintiff and Class Representative Wayne County Employees’ Retirement System (“Lead Plaintiff”) and defendants National Instruments Corporation (“National Instruments”), Eric Starkloff, and Michael McGrath (“Defendants”) have reached a proposed settlement of the Litigation on behalf of the Class for $28,000,000 in cash (the “Settlement”). If approved by the Court, the Settlement will resolve all claims in the Litigation.

YOU ARE ALSO HEREBY NOTIFIED that a hearing (the “Settlement Hearing”) will be held on January 13, 2027, at 2:30 p.m., before the Honorable Denise L. Cote at the United States District Court for the Southern District of New York, Daniel Patrick Moynihan United States Courthouse, 500 Pearl Street, New York, NY 10007, Courtroom 18B, to determine whether: (1) the Settlement of the Litigation as set forth in the Stipulation for $28,000,000 in cash should be approved by the Court as fair, reasonable, and adequate; (2) the Judgment as provided under the Stipulation should be entered dismissing the Litigation with prejudice; (3) to award Lead Counsel’s attorneys’ fees and expenses out of the Settlement Fund (as defined in the Settlement Notice) and, if so, in what amount; (4) to award Lead Plaintiff its costs and expenses in representing the Class out of the Settlement Fund and, if so, in what amount; and (5) the Plan of Allocation should be approved by the Court as fair, reasonable, and adequate.

The Court may decide to change the date and/or time of the Settlement Hearing, conduct the hearing by video or telephonic conference, or otherwise allow Class Members to appear at the hearing by telephone or video conference, without further written notice to the Class. It is important that you check the case website, www.nationalinstrumentssecuritiesclassaction.com, before making any plans to attend the Settlement Hearing. Any updates regarding the Settlement Hearing, including any changes to the date or time of the hearing or updates regarding in-person or remote appearances at the hearing, will be posted to the case website. Also, if the Court requires or allows Class Members to participate in the hearing by telephone or videoconference, the access information will be posted to the case website.

IF YOU SOLD NATIONAL INSTRUMENTS COMMON STOCK BETWEEN AUGUST 12, 2022 AND AUGUST 30, 2022, INCLUSIVE, AND/OR BETWEEN SEPTEMBER 12, 2022 AND SEPTEMBER 28, 2022, INCLUSIVE, AND WERE DAMAGED THEREBY, YOUR RIGHTS ARE AFFECTED BY THE SETTLEMENT OF THIS LITIGATION.

To share in the distribution of the Net Settlement Fund, you must establish your rights by submitting a Proof of Claim and Release form (“Proof of Claim”) by mail (postmarked no later than January 14, 2027) or electronically via the case website (no later than January 14, 2027). Failure to submit your Proof of Claim by January 14, 2027 will subject your claim to rejection and may preclude you from receiving any of the recovery in connection with the Settlement of this Litigation. If you are a Class Member and have not previously and validly excluded yourself from the Class in response to the prior Notice of Pendency of Class Action in this Litigation, you will be bound by the Settlement and any judgment and release entered in the Litigation, including, but not limited to, the Judgment, whether or not you submit a Proof of Claim.

The Settlement Notice, which more completely describes the Settlement and your rights thereunder (including your right to object to the Settlement), the Proof of Claim, the Stipulation (which, among other things, contains definitions for the capitalized terms used in this Summary Notice), and other important documents, may be accessed online at www.nationalinstrumentssecuritiesclassaction.com, or by writing to:

National Instruments Securities Settlement
c/o Strategic Claims Services
P.O. Box 230
600 N. Jackson Street, Suite 205
Media, PA 19063

Inquiries should NOT be directed to Defendants, the Court, or the Clerk of the Court. Inquiries, other than requests for the Settlement Notice or for a Proof of Claim, may be made to Lead Counsel:

JOHNSON VAN KWAWEGEN LLP
Jonathan Zweig
485 Madison Avenue, 15th Floor
New York, NY 10022
Telephone: (646) 836-9630
jonathan@jvk-law.com

IF YOU ARE A CLASS MEMBER, YOU HAVE THE RIGHT TO OBJECT TO THE SETTLEMENT, THE PLAN OF ALLOCATION, THE REQUEST BY LEAD COUNSEL FOR AN AWARD OF ATTORNEYS’ FEES NOT TO EXCEED 33 AND 1/3% OF THE $28,000,000 SETTLEMENT AMOUNT AND EXPENSES NOT TO EXCEED $1,000,000.00, PLUS INTEREST ON BOTH AMOUNTS, AND/OR THE REQUEST FOR AN AWARD TO LEAD PLAINTIFF PURSUANT TO 15 U.S.C. §78u-4(a)(4). ANY OBJECTIONS MUST BE FILED WITH THE COURT AND SENT TO LEAD COUNSEL SO THAT THEY ARE RECEIVED BY DECEMBER 18, 2026, IN THE MANNER AND FORM EXPLAINED IN THE SETTLEMENT NOTICE.

BY ORDER OF THE COURT
UNITED STATES DISTRICT COURT
SOUTHERN DISTRICT OF NEW YORK

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SOURCE Johnson Van Kwawegen LLP