Sean Patrick Buckley

MGNI

Sean Patrick Buckley serves as President, Revenue at Magnite, Inc. (MGNI). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

18 trades

$4.31M

Net Position

Net Seller

$4.31M

Companies Traded

MGNI

Active Period

May 2023 – Feb 2026

18 total trades

Most Recent

Sell MGNI

Feb 18, 2026 · $315.2K

Sean Patrick Buckley's Insider Trading at Magnite, Inc. (MGNI)

Buys

0 · $0.00

Sells

18 · $4.31M

Total Shares Bought

Total Shares Sold

256,786

MGNI Price Chart

Loading chart...

Date	Type	Shares	Avg Price	Value	Shares After
Feb 18, 2026	Sell	26,942	$11.70	$315.2K	0
Nov 26, 2025	Sell	2,213	$14.50	$32.1K	268,912
Nov 18, 2025	Sell	4,426	$13.36	$59.1K	271,125
Sep 10, 2025	Sell	40,000	$25.09	$1.00M	307,193
Aug 20, 2025	Sell	20,201	$23.65	$477.8K	336,508
May 16, 2025	Sell	9,692	$15.73	$152.5K	347,394
Feb 21, 2025	Sell	10,527	$19.13	$201.4K	370,558
Feb 7, 2025	Sell	18,693	$20.00	$373.9K	408,529
Nov 19, 2024	Sell	10,001	$15.60	$156.0K	303,743
Nov 13, 2024	Sell	5,242	$15.00	$78.6K	326,496
Aug 21, 2024	Sell	5,246	$13.02	$68.3K	331,742
Jul 17, 2024	Sell	39,211	$15.00	$588.2K	363,615
Jun 7, 2024	Sell	21,653	$13.50	$292.3K	383,222
May 29, 2024	Sell	2,682	$12.50	$33.5K	404,875
May 17, 2024	Sell	16,925	$12.50	$211.6K	407,557
Aug 18, 2023	Sell	5,273	$8.31	$43.8K	317,529
Jun 6, 2023	Sell	12,219	$12.99	$158.7K	322,802
May 18, 2023	Sell	5,640	$10.88	$61.4K	335,021