What is the 13F Pro Quality Score for MGNI?

13F Pro ranks MAGNITE, INC. (MGNI) on the 13F Pro Quality Score, a 0–100 composite of 32 fundamental signals including return on invested capital, free cash flow consistency, balance-sheet strength, earnings quality, growth durability, and valuation discipline. The score refreshes after each 10-K and 10-Q filing on SEC EDGAR. View MGNI's current score at https://13fpro.ai/research/MGNI (free sign-up required for the full ranking).

Where does 13F Pro source MGNI data?

All MAGNITE, INC. fundamentals and ownership data come directly from SEC EDGAR. MAGNITE, INC. files with the SEC under CIK 1595974. 13F Pro ingests XBRL financial facts from 10-K and 10-Q filings, Form 13F-HR institutional holdings, and Form 4 insider transactions, with no third-party rewrites or estimates.

What sector is MGNI in?

MAGNITE, INC. (MGNI) is classified in the Technology sector. 13F Pro publishes sector-level fund flow analysis and quality leaders at https://13fpro.ai/research/sector/technology.

How often is MGNI research updated on 13F Pro?

MGNI's fundamentals refresh within hours of each new 10-K or 10-Q filing on SEC EDGAR. Institutional ownership updates after each quarterly 13F filing window. Insider transactions update after each Form 4 filing. The 13F Pro Quality Score recalculates after every fundamentals refresh.

MAGNITE, INC.(MGNI)Stock Analysis

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13F Pro Quality Score

42.6/100

Rank #1,840 of 2,879 stocks

View Technology peers →

Rankings refresh quarterly once 80% of peers have filed (~45 days after quarter-end). Next update: ~Aug 14, 2026.

Revenue Growth

58.6/100

Profitability

64.7/100

Balance Sheet

42.1/100

Earnings Quality

30.0/100

Free Cash Flow

18.9/100

Institutional Flow

4.2/100

Revenue Scale

41.9/100

Dilution Risk

16.2/100

MGNI Stock Analysis & AI Quality Score

AI stock analysis and institutional research for MAGNITE, INC. (MGNI), a Technology sector company. 13F Pro's AI-powered ranking engine scores MGNI at 42.6/100 on a 32-signal composite quality model, placing it at rank #1,840 of 2,879 stocks — the bottom half of the AI-ranked universe. Areas of concern include institutional flow (4.2) and free cash flow (18.9), which score below median versus the broader universe. Shareholder dilution risk is elevated at 16.2/100, reflecting ongoing share issuance or stock-based compensation. Based on the latest XBRL financial filings (Q1 2026), MAGNITE, INC. reports quarterly revenue of $164.4M, net income of $4.4M, free cash flow of $-130.2M. Top institutional holders of MGNI by reported 13-F value include BlackRock,, WELLINGTON MANAGEMENT GROUP LLP, VANGUARD PORTFOLIO MANAGEMENT, based on the most recent SEC filings. MGNI trades on the Nasdaq exchange and files with the SEC under CIK 1595974. 13F Pro's AI research platform runs 10 specialized AI analysts — value, growth, momentum, macro, and activist specialists — that debate MGNI daily and publish AI-generated analysis with cited SEC sources. The platform aggregates historical XBRL financial facts, 10-Q and 10-K filings, insider Form 4 transactions, and institutional 13-F holdings for MAGNITE, INC. directly from SEC EDGAR. MAGNITE, INC.'s 13F Pro composite quality score has ranged between 8 and 62 since 2021, currently 42.6 — an improving long-term trajectory across 56 quarterly and live scoring snapshots.

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Fun facts about MAGNITE, INC.

Quirks, history, and lore behind MGNI — the kind of stuff that makes a stock memorable.

1
The Basics
U.S. ad-tech company · listed on Nasdaq · operates in programmatic advertising · headquartered in New York City.
2
The Numbers
Annual revenue in the low hundreds of millions of dollars — not a giant, but it handles billions of ad auctions every single day across the open internet.
3
The History
The company was formed through the 2020 merger of two competing supply-side platforms, Rubicon Project and Telaria, creating one of the largest independent SSPs in the world.
4
The Secret
Its bread and butter is the sell side of programmatic advertising — it helps publishers and streaming platforms monetize their ad inventory, not advertisers buy it.
5
The Lore
As streaming TV exploded, the company doubled down on connected TV (CTV) inventory, positioning itself as the go-to marketplace for publishers moving away from traditional broadcast.
6
The Giveaway
Born from the union of Rubicon Project and Telaria, this supply-side platform trades under a ticker that sounds like a small but mighty explosive — and it's trying to blow up the old ad world.

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Revenue

Q1 2026

$164.4M

Net Income

Q1 2026

$4.4M

Free Cash Flow

Q1 2026

$-130.2M

D/E Ratio

Q1 2026

0.39

Revenue & Net Income

Earnings Per Share

Key Financials Over Time

Export Financial Table · Pro+

Revenue

+6.9% YoY

$714.0MFY 2025

FY22 $577.1MFY23 $619.7MFY24 $668.2MFY25 $714.0M

Net Income

+534.7% YoY

$144.6MFY 2025

FY22 $-130.3MFY23 $-159.2MFY24 $22.8MFY25 $144.6M

Operating Income

+91.0% YoY

$97.6MFY 2025

FY22 $-112.8MFY23 $-155.0MFY24 $51.1MFY25 $97.6M

EPS (Diluted)

+493.7% YoY

$0.95FY 2025

FY22 $-0.98FY23 $-1.17FY24 $0.16FY25 $0.95

Total Assets

+10.8% YoY

$3.16BFY 2025

FY22 $2.71BFY23 $2.69BFY24 $2.85BFY25 $3.16B

Total Debt

+1.5% YoY

$565.5MFY 2025

FY22 $761.8MFY23 $543.8MFY24 $557.4MFY25 $565.5M

Op. Cash Flow

+0.4% YoY

$236.2MFY 2025

FY22 $192.6MFY23 $214.4MFY24 $235.2MFY25 $236.2M

Metric	FY 2025	FY 2024	FY 2023	FY 2022	FY 2020	FY 2019
Revenue	$714.0M +6.9%	$668.2M +7.8%	$619.7M +7.4%	$577.1M +160.4%	$221.6M +41.7%	$156.4M
Net Income	$144.6M +534.7%	$22.8M +114.3%	$-159.2M -22.1%	$-130.3M -143.9%	$-53.4M -109.7%	$-25.5M
Operating Income	$97.6M +91.0%	$51.1M +133.0%	$-155.0M -37.4%	$-112.8M -108.0%	$-54.2M -96.6%	$-27.6M
EPS (Diluted)	$0.95 +493.7%	$0.16 +113.7%	$-1.17 -19.4%	$-0.98 -78.2%	$-0.55 -129.2%	$-0.24
Total Assets	$3.16B +10.8%	$2.85B +6.2%	$2.69B -0.9%	$2.71B +188.9%	$939.0M +137.6%	$395.1M
Total Debt	$565.5M +1.5%	$557.4M +2.5%	$543.8M -28.6%	$761.8M	$0.00	—
Operating Cash Flow	$236.2M +0.4%	$235.2M +9.7%	$214.4M +11.3%	$192.6M +1695.9%	$-12.1M -137.7%	$32.0M

AI Insight: MGNI Financial Trends

MGNI exhibits strong Q4 seasonality with revenue peaking at $205M in Q4 2025, but Q1 2026 operating cash flow crashed to -$121M from $128M.

• Revenue shows clear seasonality, jumping from $179M in Q3 2025 to $205M in Q4 2025, then declining to $164M in Q1 2026.

• Operating income improved from $25M in Q3 2025 to $52M in Q4 2025 before dropping to $8M in Q1 2026.

• Total debt decreased significantly from $566M in Q4 2025 to $360M in Q1 2026, reducing leverage by $206M.

⚠ Operating cash flow collapsed from $128M in Q4 2025 to -$121M in Q1 2026, a dramatic $249M swing.

⚠ Q1 quarters consistently show weaker performance with revenue dropping ~20% from Q4 peaks in both years.

AI Insight: MGNI Ratio Trends

MGNI exhibits extreme quarterly volatility with operating margins swinging from 25.3% in Q4 2025 to just 4.7% in Q1 2026.

• Operating margin collapsed from 25.3% in Q4 2025 to 4.7% in Q1 2026, highlighting seasonal weakness.

• Debt-to-equity ratio improved steadily from 0.80 in Q2 2024 to 0.39 in Q1 2026, strengthening balance sheet.

• ROIC dropped from 14.0% in Q4 2025 to 2.4% in Q1 2026, continuing pattern of Q1 underperformance.

⚠ Q1 consistently shows weak profitability with negative operating margins in 2025 and minimal margins in 2026.

⚠ Q4 results appear unsustainably strong with 59.9% net margins and 53.4% ROE requiring sustainability assessment.

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Available Research

13F Pro tracks comprehensive data for MAGNITE, INC. including:

SEC EDGAR filings (10-K, 10-Q, 8-K)

XBRL financial facts (revenue, EPS, margins)

Insider transactions (Form 4)

Institutional 13F holdings

Quality rankings (32 signals)

AI analyst debates & daily meetings

Historical financial trends

Peer comparison & sector analysis

Top Institutional Holders of MGNI

BlackRock, Inc.
$138.5M11,657,496 sh
WELLINGTON MANAGEMENT GROUP LLP
$109.2M9,191,077 sh
VANGUARD PORTFOLIO MANAGEMENT LLC
$91.8M7,726,205 sh
VANGUARD CAPITAL MANAGEMENT LLC
$73.5M6,190,403 sh
Capital Research Global Investors
$59.6M5,020,289 sh
Boston Partners
$56.1M4,719,863 sh
AMERICAN CENTURY COMPANIES INC
$55.0M4,626,816 sh
FMR LLC
$53.5M4,507,419 sh
DIMENSIONAL FUND ADVISORS LP
$47.3M3,983,674 sh
Nuveen, LLC
$42.6M3,590,025 sh

Fund	Value	Shares
BlackRock, Inc.	$138.5M	11,657,496
WELLINGTON MANAGEMENT GROUP LLP	$109.2M	9,191,077
VANGUARD PORTFOLIO MANAGEMENT LLC	$91.8M	7,726,205
VANGUARD CAPITAL MANAGEMENT LLC	$73.5M	6,190,403
Capital Research Global Investors	$59.6M	5,020,289
Boston Partners	$56.1M	4,719,863
AMERICAN CENTURY COMPANIES INC	$55.0M	4,626,816
FMR LLC	$53.5M	4,507,419
DIMENSIONAL FUND ADVISORS LP	$47.3M	3,983,674
Nuveen, LLC	$42.6M	3,590,025

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Is MGNI a good stock to buy?

13F Pro's AI-powered analysis of MAGNITE, INC. (MGNI) draws on SEC EDGAR-sourced fundamentals, institutional 13F holdings, and insider Form 4 transactions in the Technology sector (listed on Nasdaq). The 32-signal AI Quality Score, current rank, and full bull/bear verdict for MGNI are available on the MGNI stock profile dashboard — with the same data, AI insights, ratios, and institutional activity refreshed after every 10-K, 10-Q, 13F, and Form 4 filing.

Which hedge funds own MGNI?

Institutional investors are required to disclose their holdings quarterly via SEC Form 13F. 13F Pro aggregates these filings to show which hedge funds, mutual funds, and asset managers are buying or selling MGNI. Combined with insider transaction data from Form 4 filings and AI-powered analysis from 10 specialized research agents, 13F Pro provides a comprehensive view of MAGNITE, INC.'s investment landscape.