MGNI Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 4.30%

Insider Buying (Last 12 Months): $0.00

Insider Selling (Last 12 Months): $15,726,384.53

Magnite Insider Trading History Chart

Magnite Share Price & Price History

^$11.13

▲ +1.23 (12.42%)

As of 04/17/2025 05:00 PM ET

Days: 30 | 90 | 365

Magnite Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
3/3/2025	Adam Lee Soroca	Insider	Sell	15,499	$15.75	$244,109.25	458,386
3/3/2025	Brian Gephart	CAO	Sell	6,250	$16.00	$100,000.00	132,909
2/19/2025	Sean Patrick Buckley	Insider	Sell	10,527	$19.13	$201,381.51	370,558
2/10/2025	Paul Caine	Director	Sell	5,000	$20.35	$101,750.00	182,837
2/7/2025	David Day	CFO	Sell	39,000	$20.00	$780,000.00	488,506
2/7/2025	James Rossman	Director	Sell	149,936	$19.46	$2,917,754.56	219,920
2/7/2025	Sean Patrick Buckley	Insider	Sell	18,693	$20.00	$373,860.00	408,529
1/3/2025	David Day	CFO	Sell	13,345	$17.00	$226,865.00	374,014
12/16/2024	David Day	CFO	Sell	11,644	$16.44	$191,427.36	400,859
12/13/2024	David Buonasera	CTO	Sell	1,969	$16.31	$32,114.39	223,795
12/4/2024	Michael G Barrett	CEO	Sell	147,996	$17.52	$2,592,889.92	634,914
11/27/2024	David Buonasera	CTO	Sell	431	$16.78	$7,232.18	225,764
11/25/2024	Aaron Saltz	Insider	Sell	6,110	$17.50	$106,925.00	297,482
11/25/2024	Michael G Barrett	CEO	Sell	27,004	$17.63	$476,080.52	782,910
11/22/2024	Adam Lee Soroca	Insider	Sell	8,328	$17.00	$141,576.00	421,347
11/22/2024	David Buonasera	CTO	Sell	9,219	$17.00	$156,723.00	226,195
11/20/2024	Robert F Spillane	Director	Sell	12,500	$16.12	$201,500.00	70,651
11/18/2024	Adam Lee Soroca	Insider	Sell	7,849	$15.60	$122,444.40	421,347
11/18/2024	Brian Gephart	CAO	Sell	2,156	$15.60	$33,633.60	112,795
11/18/2024	David Buonasera	CTO	Sell	277	$15.77	$4,368.29	235,414
11/18/2024	Sean Patrick Buckley	CRO	Sell	10,001	$15.60	$156,015.60	303,743
11/15/2024	Michael G Barrett	CEO	Sell	100,000	$16.14	$1,614,000.00	809,914
11/11/2024	Brian Gephart	CAO	Sell	2,156	$15.00	$32,340.00	116,982
11/7/2024	Aaron Saltz	Insider	Sell	5,112	$13.50	$69,012.00	307,745
8/19/2024	Adam Lee Soroca	Insider	Sell	7,910	$12.59	$99,586.90	436,001
8/19/2024	Sean Patrick Buckley	CRO	Sell	2,623	$12.53	$32,866.19	331,742
8/15/2024	David Buonasera	CTO	Sell	10,000	$12.65	$126,500.00	258,102
8/15/2024	Michael G Barrett	CEO	Sell	75,000	$12.63	$947,250.00	944,552
7/15/2024	Brian Gephart	CAO	Sell	16,166	$15.00	$242,490.00	121,169
7/15/2024	David Day	CFO	Sell	19,077	$15.00	$286,155.00	430,755
7/15/2024	Michael G Barrett	CEO	Sell	100,000	$15.00	$1,500,000.00	1,052,493
7/15/2024	Sean Patrick Buckley	CRO	Sell	19,607	$14.50	$284,301.50	363,615
6/14/2024	Aaron Saltz	Insider	Sell	4,778	$13.65	$65,219.70	317,010
6/13/2024	Katie Seitz Evans	COO	Sell	14,541	$13.77	$200,229.57	408,960
6/12/2024	David Day	CFO	Sell	21,299	$14.01	$298,398.99	449,832
6/11/2024	Robert F Spillane	Director	Sell	25,000	$13.04	$326,000.00	69,090
6/3/2024	David Day	CFO	Sell	20,732	$13.00	$269,516.00	471,131
5/24/2024	Sean Patrick Buckley	CRO	Sell	2,682	$12.50	$33,525.00	404,875
5/17/2024	Adam Lee Soroca	Insider	Sell	10,597	$12.30	$130,343.10	450,655
3/15/2024	Michael G Barrett	CEO	Sell	75,000	$11.21	$840,750.00	1,234,662
9/6/2023	David Buonasera	CTO	Sell	5,444	$8.58	$46,709.52	207,246
8/22/2023	Robert F Spillane	Director	Sell	25,000	$8.05	$201,250.00	94,090
8/22/2023	Robert F Spillane	Director	Sell	25,000	$8.05	$201,250.00	94,090
7/11/2023	David Day	CFO	Sell	9,584	$15.00	$143,760.00	424,944
7/11/2023	Katie Seitz Evans	COO	Sell	17,774	$15.00	$266,610.00	356,071
7/11/2023	Michael G Barrett	CEO	Sell	25,000	$15.02	$375,500.00	1,405,072
7/3/2023	David Buonasera	CTO	Sell	6,624	$13.43	$88,960.32	215,338
6/29/2023	David Day	CFO	Sell	21,564	$14.00	$301,896.00	424,944
6/12/2023	David Day	CFO	Sell	1,213	$13.47	$16,339.11	461,812
6/12/2023	Katie Seitz Evans	COO	Sell	11,098	$13.43	$149,046.14	373,845
6/8/2023	Lisa L. Troe	Director	Sell	5,771	$13.14	$75,830.94	114,218
6/2/2023	Sean Patrick Buckley	CRO	Sell	12,219	$12.99	$158,724.81	322,802
5/31/2023	Michael G Barrett	CEO	Sell	75,000	$11.69	$876,750.00	1,430,072
5/16/2023	Adam Lee Soroca	Insider	Sell	12,390	$10.88	$134,803.20	432,277
5/16/2023	Brian Gephart	CAO	Sell	1,237	$10.88	$13,458.56	96,563
5/16/2023	David Buonasera	CTO	Sell	1,559	$10.88	$16,961.92	221,962
5/16/2023	David Day	CFO	Sell	16,066	$10.88	$174,798.08	463,025
5/16/2023	Katie Seitz Evans	COO	Sell	7,450	$10.88	$81,056.00	384,943
5/16/2023	Michael G Barrett	CEO	Sell	24,679	$10.88	$268,507.52	1,505,072
5/16/2023	Sean Patrick Buckley	CRO	Sell	5,640	$10.88	$61,363.20	335,021
11/15/2022	Michael G Barrett	CEO	Sell	75,000	$11.58	$868,500.00	1,430,236

See Full Table

SEC Filings (Institutional Ownership Changes) for Magnite (NASDAQ:MGNI)

73.40% of Magnite stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

Magnite Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
4/16/2025	Elevation Point Wealth Partners LLC	22,454	$0.26M	0.0%	-11.5%	0.016%
4/15/2025	Greenwood Capital Associates LLC	66,221	$0.76M	0.1%	+2.9%	0.046%
4/14/2025	Harbor Capital Advisors Inc.	591,313	$6.75M	0.3%	-29.8%	0.414%
4/14/2025	Farther Finance Advisors LLC	6,643	$76K	0.0%	+7,043.0%	0.005%
4/14/2025	Wedge Capital Management L L P NC	125,166	$1.43M	0.0%	+18.5%	0.088%
4/14/2025	Patriot Financial Group Insurance Agency LLC	11,195	$0.13M	0.0%	N/A	0.008%
4/10/2025	Contravisory Investment Management Inc.	16,932	$0.19M	0.0%	N/A	0.012%
4/8/2025	Rhumbline Advisers	192,502	$2.20M	0.0%	+4.4%	0.135%
4/8/2025	Kopion Asset Management LLC	599,000	$6.84M	5.3%	-6.6%	0.419%
4/7/2025	GAMMA Investing LLC	3,800	$43K	0.0%	+10,170.3%	0.003%
4/4/2025	Moody National Bank Trust Division	104,190	$1.19M	0.1%	-5.5%	0.073%
2/28/2025	Universal Beteiligungs und Servicegesellschaft mbH	695,754	$11.08M	0.0%	N/A	0.495%
2/18/2025	Western Wealth Management LLC	10,000	$0.16M	0.0%	N/A	0.007%
2/17/2025	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	368,620	$5.87M	0.0%	+7.2%	0.262%
2/17/2025	Williams Jones Wealth Management LLC.	602,244	$9.59M	0.1%	-10.7%	0.428%
2/17/2025	Vident Advisory LLC	20,502	$0.33M	0.0%	-38.5%	0.015%
2/17/2025	Tidal Investments LLC	128,856	$2.05M	0.0%	-1.3%	0.092%
2/17/2025	Silvercrest Asset Management Group LLC	1,069,753	$17.03M	0.1%	-0.5%	0.760%
2/17/2025	ProShare Advisors LLC	35,432	$0.56M	0.0%	+49.0%	0.025%
2/17/2025	Nuveen Asset Management LLC	3,942,780	$62.77M	0.0%	-4.2%	2.802%
2/17/2025	Occudo Quantitative Strategies LP	15,770	$0.25M	0.0%	N/A	0.011%
2/17/2025	Meros Investment Management LP	927,411	$14.76M	6.8%	-11.0%	0.659%
2/17/2025	MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.	71,580	$1.14M	0.0%	+3.9%	0.051%
2/17/2025	Lazard Asset Management LLC	14,755	$0.23M	0.0%	-6.2%	0.010%
2/17/2025	Jacobs Levy Equity Management Inc.	138,659	$2.21M	0.0%	-4.8%	0.099%
2/17/2025	Graham Capital Management L.P.	79,759	$1.27M	0.0%	+533.7%	0.057%
2/17/2025	Granahan Investment Management LLC	3,613,084	$57.52M	2.4%	-9.7%	2.568%
2/17/2025	Frontier Capital Management Co. LLC	646,683	$10.30M	0.1%	-0.2%	0.460%
2/17/2025	D. E. Shaw & Co. Inc.	45,187	$0.72M	0.0%	+122.9%	0.032%
2/17/2025	Driehaus Capital Management LLC	3,318,493	$52.83M	0.4%	-2.9%	2.359%
2/17/2025	Cetera Investment Advisers	23,732	$0.38M	0.0%	-27.7%	0.017%
2/17/2025	Bosun Asset Management LLC	31,835	$0.51M	0.2%	N/A	0.023%
2/17/2025	Bridgefront Capital LLC	12,091	$0.19M	0.1%	N/A	0.009%
2/17/2025	Bayesian Capital Management LP	16,320	$0.26M	0.0%	N/A	0.012%
2/17/2025	BNP Paribas Financial Markets	30,939	$0.49M	0.0%	N/A	0.022%
2/17/2025	Ameriprise Financial Inc.	666,600	$10.61M	0.0%	-20.6%	0.474%
2/17/2025	Algert Global LLC	170,512	$2.72M	0.1%	+7.2%	0.121%
2/14/2025	Manatuck Hill Partners LLC	141,591	$2.25M	0.9%	-68.0%	0.101%
2/14/2025	Comerica Bank	32,937	$0.52M	0.0%	-18.0%	0.023%
2/14/2025	Northern Trust Corp	1,658,535	$26.40M	0.0%	+1.3%	1.179%
2/14/2025	The Manufacturers Life Insurance Company	71,785	$1.14M	0.0%	+9.3%	0.051%
2/14/2025	Tudor Investment Corp ET AL	273,336	$4.35M	0.0%	-18.5%	0.194%
2/14/2025	Boothbay Fund Management LLC	30,000	$0.48M	0.0%	-70.1%	0.021%
2/14/2025	Susquehanna Fundamental Investments LLC	122,444	$1.95M	0.0%	N/A	0.087%
2/14/2025	Intrinsic Edge Capital Management LLC	719,532	$11.46M	1.4%	-46.4%	0.511%
2/14/2025	Oberweis Asset Management Inc.	205,700	$3.28M	0.2%	+2.9%	0.146%
2/14/2025	Penn Capital Management Company LLC	778,885	$12.40M	1.2%	-25.4%	0.554%
2/14/2025	Price T Rowe Associates Inc. MD	94,893	$1.51M	0.0%	+10.6%	0.067%
2/14/2025	Atlas Merchant Capital LLC	82,500	$1.31M	1.2%	+65.0%	0.059%
2/14/2025	Stifel Financial Corp	56,122	$0.89M	0.0%	+20.7%	0.040%
2/14/2025	Tower Research Capital LLC TRC	5,905	$94K	0.0%	-11.7%	0.004%
2/14/2025	MetLife Investment Management LLC	75,993	$1.21M	0.0%	+2.9%	0.054%
2/14/2025	Nine Ten Capital Management LLC	3,115,849	$49.60M	14.2%	+18.8%	2.215%
2/14/2025	Capital Research Global Investors	7,725,235	$122.99M	0.0%	N/A	5.491%
2/14/2025	Dimensional Fund Advisors LP	5,524,643	$87.96M	0.0%	+3.2%	3.927%
2/14/2025	First Trust Advisors LP	277,418	$4.42M	0.0%	+25.9%	0.197%
2/14/2025	1492 Capital Management LLC	327,775	$5.22M	2.5%	-0.8%	0.233%
2/13/2025	S Squared Technology LLC	561,621	$8.94M	3.7%	-20.7%	0.399%
2/13/2025	Marshall Wace LLP	796,994	$12.69M	0.0%	-78.1%	0.566%
2/13/2025	EAM Global Investors LLC	228,642	$3.64M	0.7%	N/A	0.163%
2/13/2025	EAM Investors LLC	198,276	$3.16M	0.4%	N/A	0.141%
2/13/2025	Gamco Investors INC. ET AL	84,632	$1.35M	0.0%	+14.6%	0.060%
2/13/2025	Barclays PLC	240,375	$3.83M	0.0%	+14.1%	0.171%
2/13/2025	Summit Investment Advisors Inc.	13,162	$0.21M	0.2%	+6.8%	0.009%
2/13/2025	Blackhill Capital Inc.	11,622	$0.19M	0.0%	-38.1%	0.008%
2/13/2025	Granite Investment Partners LLC	908,811	$14.47M	0.6%	-2.1%	0.646%
2/13/2025	Kennedy Capital Management LLC	1,469,767	$23.40M	0.5%	-3.8%	1.045%
2/13/2025	CenterBook Partners LP	625,765	$9.96M	0.6%	N/A	0.445%
2/13/2025	Advisory Services Network LLC	127,542	$2.03M	0.0%	+8.7%	0.091%
2/13/2025	Legal & General Group Plc	139,617	$2.22M	0.0%	-2.0%	0.099%
2/13/2025	Invesco Ltd.	272,093	$4.33M	0.0%	+35.2%	0.193%
2/13/2025	Bank of Montreal Can	163,305	$2.60M	0.0%	+18.0%	0.116%
2/13/2025	Cerity Partners LLC	100,544	$1.60M	0.0%	-2.7%	0.071%
2/13/2025	Envestnet Asset Management Inc.	188,940	$3.01M	0.0%	-10.6%	0.134%
2/13/2025	Wells Fargo & Company MN	228,018	$3.63M	0.0%	-2.2%	0.162%
2/12/2025	ExodusPoint Capital Management LP	127,645	$2.03M	0.0%	N/A	0.091%
2/12/2025	Geode Capital Management LLC	2,957,578	$47.10M	0.0%	-0.4%	2.102%
2/12/2025	Diametric Capital LP	15,221	$0.24M	0.2%	N/A	0.011%
2/12/2025	Franklin Resources Inc.	128,339	$2.04M	0.0%	-11.2%	0.091%
2/12/2025	Wellington Management Group LLP	7,030,011	$111.92M	0.0%	+6.8%	4.918%
2/12/2025	O Shaughnessy Asset Management LLC	11,153	$0.18M	0.0%	-13.2%	0.008%
2/12/2025	Cornercap Investment Counsel Inc.	12,050	$0.19M	0.1%	-58.2%	0.009%
2/12/2025	Intrust Bank NA	13,240	$0.21M	0.0%	N/A	0.009%
2/12/2025	Pictet Asset Management Holding SA	20,403	$0.33M	0.0%	+27.3%	0.015%
2/12/2025	Nomura Asset Management Co. Ltd.	1,873,835	$29.83M	0.1%	+8.5%	1.332%
2/12/2025	Norges Bank	398,639	$6.35M	0.0%	N/A	0.283%
2/12/2025	JPMorgan Chase & Co.	1,511,439	$24.06M	0.0%	+5.9%	1.074%
2/12/2025	Murphy & Mullick Capital Management Corp	7,285	$0.12M	0.1%	N/A	0.005%
2/11/2025	EFG Asset Management North America Corp.	197,770	$3.15M	0.4%	+96.1%	0.141%
2/11/2025	Prudential Financial Inc.	10,857	$0.17M	0.0%	-70.3%	0.008%
2/11/2025	Woodmont Investment Counsel LLC	15,350	$0.24M	0.0%	-28.1%	0.011%
2/11/2025	Corebridge Financial Inc.	62,552	$1M	0.0%	-7.0%	0.044%
2/11/2025	Perkins Capital Management Inc.	143,825	$2.29M	2.0%	-3.5%	0.102%
2/11/2025	Advantage Alpha Capital Partners LP	461,907	$7.35M	1.7%	+1.6%	0.328%
2/11/2025	Vanguard Group Inc.	13,605,104	$216.59M	0.0%	+1.9%	9.670%
2/11/2025	LPL Financial LLC	129,603	$2.06M	0.0%	+50.0%	0.092%
2/11/2025	KLP Kapitalforvaltning AS	27,800	$0.44M	0.0%	N/A	0.020%
2/11/2025	Sei Investments Co.	46,169	$0.74M	0.0%	+86.9%	0.033%
2/11/2025	American Century Companies Inc.	309,976	$4.94M	0.0%	+6.0%	0.220%
2/11/2025	Quantbot Technologies LP	5,450	$87K	0.0%	N/A	0.004%

Data available starting January 2016

See Full Table

Magnite, Inc., together with its subsidiaries, operates an independent omni-channel sell-side advertising platform in the United States and internationally. The company's platform offers applications and services for sellers of digital advertising inventory or publishers that own and operate CTV channels, applications, websites, and other digital media properties to manage and monetize their inventory; and applications and services for buyers, including advertisers, agencies, agency trading desks, and demand side platforms to buy digital advertising inventory, as well as an independent marketplace that connects buyers and sellers. It markets its solutions through sales teams that operate from various locations. The company was formerly known as The Rubicon Project, Inc. and changed name to Magnite, Inc. in July 2020. Magnite, Inc. was incorporated in 2007 and is headquartered in New York, New York.

Today's Range

Now: $11.13

$9.65

$11.55

50 Day Range

MA: $13.67

$9.00

$20.51

52 Week Range

Now: $11.13

$8.22

$21.29

Volume

9,045,861 shs

Average Volume

2,102,998 shs

Market Capitalization

$1.59 billion

P/E Ratio

185.50

Dividend Yield

N/A

Beta

2.69

Who are the company insiders with the largest holdings of Magnite?: Magnite's top insider shareholders include:
Michael G Barrett (CEO)
David Day (CFO)
Adam Lee Soroca (Insider)
Katie Seitz Evans (COO)
Sean Patrick Buckley (Insider)
Sean Patrick Buckley (CRO)
Aaron Saltz (Insider)
David Buonasera (CTO)
James Rossman (Director)
Paul Caine (Director)
Brian Gephart (CAO)
Lisa L Troe (Director)
Robert F Spillane (Director)
Learn More about top insider investors at Magnite.
Who are the major institutional investors of Magnite?: Magnite's top institutional investors include:
Kopion Asset Management LLC — 0.42%
Harbor Capital Advisors Inc. — 0.41%
Rhumbline Advisers — 0.13%
Wedge Capital Management L L P NC — 0.09%
IMC Chicago LLC — 0.00%
Moody National Bank Trust Division — 0.07%
Learn More about top institutional investors of Magnite stock.
Which institutional investors are selling Magnite stock?: In the previous quarter, MGNI stock was sold by these institutional investors:
Harbor Capital Advisors Inc.
Kopion Asset Management LLC
IMC Chicago LLC
Moody National Bank Trust Division
Elevation Point Wealth Partners LLC
In the last year, company insiders that have sold Magnite company stock include:
Michael G Barrett (CEO)
David Day (CFO)
Adam Lee Soroca (Insider)
Katie Seitz Evans (COO)
Sean Patrick Buckley (Insider)
Sean Patrick Buckley (CRO)
Aaron Saltz (Insider)
David Buonasera (CTO)
James Rossman (Director)
Paul Caine (Director)
Brian Gephart (CAO)
Lisa L Troe (Director)
Learn More investors selling Magnite stock.
Which institutional investors are buying Magnite stock?: During the last quarter, MGNI stock was bought by institutional investors including:
Wedge Capital Management L L P NC
CenterStar Asset Management LLC
Contravisory Investment Management Inc.
Patriot Financial Group Insurance Agency LLC
Rhumbline Advisers
Farther Finance Advisors LLC
GAMMA Investing LLC
Greenwood Capital Associates LLC