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MAGNITE, INC.

For the period ended Mar 31, 2026. Filed May 6, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Mar 31, 2026 · Filed May 6, 2026

MGNI$29.04+6.0%Stored close · as of Nov 9, 2026

Extracted filing text, with the paragraph anchors used by the comparison.

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Other Information

Item 5. Other Information

Trading Plans

In the first quarter of 2026, the following trading plans were adopted orterminated by our Section 16 officers or directors:

Officer NameOfficer TitleDate Plan Adopted/TerminatedDuration of PlanShares to be Purchased or SoldIntended to Satisfy Rule 10b5-1(c)?
Adam SorocaFormer Chief Product Officer(1)Adopted March 09, 2026June 8, 2026 - December 9, 2026Sell up to 298,259*, subject to certain conditionsYes
David PearsonDirectorAdopted March 09, 2026June 8, 2026 - March 9, 2027Sell up to 10,766, subject to certain conditionsYes
Michael BarrettChief Executive Officer and DirectorAdopted March 13, 2026June 15, 2026 - March 17, 2027Sell up to 686,160*, subject to certain conditionsYes

*Represents a combination of previously vested shares and gross amounts of shares that will vest over the duration of the plan (shares that will actually be sold under the plan are net of tax withholding).

(1) Mr. Soroca ceased serving as our Chief Product Officer effective April 8, 2026.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.