Insider Transactions Reported by 22 Insiders of MAGNITE, INC.

Symbol
MGNI on Nasdaq
Location
New York, NY

Insiders trading volume in the past year

MAGNITE, INC. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
David Day Chief Financial Officer $6,668,270 -$2,971,100 -31% 15 Feb 2026
Katie Seitz Evans President, Operations $6,650,736 -$2,564,759 -28% 15 Feb 2026
Sean Patrick Buckley President, Revenue $5,421,710 -$1,724,863 -24% 15 Feb 2026
Adam Lee Soroca Chief Product Officer $5,087,511 -$4,204,470 -45% 15 Feb 2026
Rachel Lam Director $5,046,789 -$333,750 -6.2% 12 Aug 2025
Michael G. Barrett CEO, Director $4,822,295 -$9,879,474 -67% 15 Feb 2026
David Buonasera Chief Technology Officer $3,948,733 -$660,817 -14% 15 Feb 2026
Thomas Kershaw Chief Technology Officer $3,737,990 17 May 2021
Aaron Saltz Chief Legal Officer $3,517,406 -$2,077,740 -37% 15 Feb 2026
Paul Caine Director $3,072,060 -$922,087 -23% 24 Oct 2025
Douglas S. Knopper Director $2,611,475 05 Jun 2025
Joseph R. Prusz Chief Revenue Officer, DV+ $2,454,445 15 Feb 2022
Sarah Patricia Harden Director $2,445,505 05 Jun 2025
James Rossman Director $1,759,291 -$2,572,991 -59% 18 Jun 2025
Diane Yu Director $1,702,545 -$504,600 -23% 26 Aug 2025
James Allen Dove Chief Technology Officer $1,507,550 15 Aug 2022
Brian Gephart Chief Accounting Officer $1,431,904 -$856,728 -37% 15 Feb 2026
Shawna Hughes Chief Accounting Officer $1,405,438 17 May 2021
Pearson David T. Director $1,337,054 -$202,611 -13% 05 Jun 2025
Robert J. Frankenberg Director $939,620 14 Jun 2023
Lisa L. Troe Director $901,180 08 Jun 2023
Robert F. Spillane Director $766,699 -$441,300 -37% 21 Nov 2025

Recent Insider Transactions by Companies or Individuals for MAGNITE, INC.

Showing up to 300 most recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Adam Lee Soroca MGNI Common Stock Sale -5.25% $258,348 $12.00 -21,529 388,425 18 Feb 2026 Direct
Adam Lee Soroca MGNI Common Stock Tax liability -4.41% -18,933 409,954 15 Feb 2026 Direct
David Buonasera MGNI Common Stock Tax liability -5.37% -17,137 302,095 15 Feb 2026 Direct
Michael G. Barrett MGNI Common Stock Tax liability -5.4% -23,549 412,162 15 Feb 2026 Direct
Brian Gephart MGNI Common Stock Tax liability -4.78% -6,149 122,385 15 Feb 2026 Direct
Katie Seitz Evans MGNI Common Stock Tax liability -5.12% -27,428 508,044 15 Feb 2026 Direct
David Day MGNI Common Stock Tax liability -5.69% -30,617 507,459 15 Feb 2026 Direct
Aaron Saltz MGNI Common Stock Tax liability -4.42% -12,761 275,643 15 Feb 2026 Direct
Sean Patrick Buckley MGNI Common Stock Tax liability -6.27% -26,942 402,999 15 Feb 2026 Direct
David Day MGNI Common Stock Tax liability -6.14% -35,169 538,076 09 Jan 2026 Direct
David Day MGNI Common Stock Options Exercise 14.5% 72,675 573,245 09 Jan 2026 Direct
David Day MGNI Performance Stock Units Options Exercise -100% -72,675 0 09 Jan 2026 Direct
Adam Lee Soroca MGNI Common Stock Tax liability -5.58% -25,330 428,887 09 Jan 2026 Direct
Adam Lee Soroca MGNI Common Stock Options Exercise 12.7% 51,300 454,217 09 Jan 2026 Direct
Adam Lee Soroca MGNI Performance Stock Units Options Exercise -100% -51,300 0 09 Jan 2026 Direct
David Buonasera MGNI Common Stock Tax liability -3.72% -12,330 319,232 09 Jan 2026 Direct
David Buonasera MGNI Common Stock Options Exercise 7.43% 22,935 331,562 09 Jan 2026 Direct
David Buonasera MGNI Performance Stock Units Options Exercise -100% -22,935 0 09 Jan 2026 Direct
Aaron Saltz MGNI Common Stock Tax liability -4.95% -15,026 288,404 09 Jan 2026 Direct
Aaron Saltz MGNI Common Stock Options Exercise 10.2% 28,215 303,430 09 Jan 2026 Direct
Aaron Saltz MGNI Performance Stock Units Options Exercise -100% -28,215 0 09 Jan 2026 Direct
Sean Patrick Buckley MGNI Common Stock Tax liability -6.6% -30,369 429,941 09 Jan 2026 Direct
Sean Patrick Buckley MGNI Common Stock Options Exercise 16.2% 64,125 460,310 09 Jan 2026 Direct
Sean Patrick Buckley MGNI Performance Stock Units Options Exercise -100% -64,125 0 09 Jan 2026 Direct
Katie Seitz Evans MGNI Common Stock Tax liability -4.77% -26,836 535,472 09 Jan 2026 Direct
Katie Seitz Evans MGNI Common Stock Options Exercise 10% 51,300 562,308 09 Jan 2026 Direct
Katie Seitz Evans MGNI Performance Stock Units Options Exercise -100% -51,300 0 09 Jan 2026 Direct
Michael G. Barrett MGNI Common Stock Tax liability -20.1% -109,742 435,711 09 Jan 2026 Direct
Michael G. Barrett MGNI Common Stock Options Exercise 64.4% 213,750 545,453 09 Jan 2026 Direct
Michael G. Barrett MGNI Performance Stock Units Options Exercise -100% -213,750 0 09 Jan 2026 Direct
Michael G. Barrett MGNI Common Stock Award 39.6% 94,044 331,703 01 Jan 2026 Direct
Michael G. Barrett MGNI Stock Option (Right to Buy) Award 90,909 90,909 01 Jan 2026 Direct
Michael G. Barrett MGNI Performance Stock Units Award 122,864 122,864 01 Jan 2026 Direct
Aaron Saltz MGNI Common Stock Award 31.4% 65,831 275,215 01 Jan 2026 Direct
Aaron Saltz MGNI Performance Stock Units Award 22,115 22,115 01 Jan 2026 Direct
David Buonasera MGNI Common Stock Award 33.1% 76,803 308,627 01 Jan 2026 Direct
David Buonasera MGNI Performance Stock Units Award 25,801 25,801 01 Jan 2026 Direct
Adam Lee Soroca MGNI Common Stock Award 23.6% 76,803 402,917 01 Jan 2026 Direct
Adam Lee Soroca MGNI Performance Stock Units Award 25,801 25,801 01 Jan 2026 Direct
Katie Seitz Evans MGNI Common Stock Award 33.2% 127,273 511,008 01 Jan 2026 Direct
Katie Seitz Evans MGNI Performance Stock Units Award 42,757 42,757 01 Jan 2026 Direct
Sean Patrick Buckley MGNI Common Stock Award 47.3% 127,273 396,185 01 Jan 2026 Direct
Sean Patrick Buckley MGNI Performance Stock Units Award 42,757 42,757 01 Jan 2026 Direct
David Day MGNI Common Stock Award 35.7% 131,661 500,570 01 Jan 2026 Direct
David Day MGNI Performance Stock Units Award 44,231 44,231 01 Jan 2026 Direct
Brian Gephart MGNI Common Stock Award 43.9% 39,185 128,534 01 Jan 2026 Direct
Adam Lee Soroca MGNI Common Stock Sale -4.86% $283,152 $17.00 -16,656 326,114 17 Dec 2025 Direct
Adam Lee Soroca MGNI Common Stock Options Exercise 5.11% 16,656 342,770 17 Dec 2025 Direct
Adam Lee Soroca MGNI Employee Stock Option (Right to Buy) Options Exercise -17.2% -16,656 80,001 17 Dec 2025 Direct
Sean Patrick Buckley MGNI Common Stock Sale -0.82% $32,088 $14.50 -2,213 268,912 24 Nov 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.