Start here if you're new
what it is
Magnite helps websites and streaming apps sell ad space, then takes a cut every time an ad gets placed.
how it gets paid
Last year Magnite made $714M in revenue. Connected TV was the main engine at $371M, or 52% of sales.
why it's growing
Revenue grew 6.9% last year. Latest-quarter revenue was $509 million, up 183% vs. prior year, while quarterly EPS came in at $0.14 on the SEC-verified figures.
what just happened
Magnite posted EPS of $0.34 versus $0.21 expected, a 61.9% surprise.
At a glance
B+ balance sheet — decent shape, but not bulletproof
25/100 earnings predictability — expect surprises
46.6x trailing p/e — you're paying up for this one
7.0% return on capital — nothing to write home about
xvary composite: 42/100 — below average
What they do
Magnite helps websites and streaming apps sell ad space, then takes a cut every time an ad gets placed.
Magnite says it is the world’s largest independent sell-side ad company. Sell-side platform (software publishers use to sell ad slots) → plain English: it helps TV apps and websites fill ads → so what: you get the largest non-Google middleman in a market where independence matters. With $714 million in annual revenue and CTV already above 50% of business from recent company commentary, Magnite sits where your TV ads are moving while old cable money leaks away.
How they make money
$714M
annual revenue · their business grew +6.9% last year
Connected TV
$371M
up
Online Video
$136M
up
Display
$121M
flat
Audio and Other
$86M
up
The products that matter
publisher ad marketplace
Automated Ad Platform
$714M annual revenue
this is the whole $714M business. if the platform wins more publisher spend, the story works. if it does not, there is nowhere else to hide.
core
programmatic streaming ads
Connected TV
latest quarter $179.5M revenue
management again said connected tv led the $179.5M quarter. the snapshot does not split it out, which tells you something important: you are betting on the trend without getting segment-level precision.
growth driver
Key numbers
46.6x
trailing p/e
P/E → price-to-earnings ratio → so what: you are paying 46.6 years of trailing profit for a company that grew revenue 6.9% last year.
$714M
annual revenue
This is a real business, not a concept stock, but the market is valuing each dollar of sales like growth will stay hot.
13.7%
operating margin
Operating margin → profit after running the business → so what: Magnite is profitable, but not wildly profitable for a stock with this multiple.
$348M
long-term debt
Debt equals 12% of capital, which is manageable, but it matters more when your stock already prices in a lot of good news.
Financial health
B+
strength
- balance sheet grade B+ — solid but not elite
- risk rank 4 — safer than 20% of stocks
- price stability 5 / 100
- long-term debt $348M (12% of capital)
- net profit margin 13.0% — keeps 13 cents of every dollar in revenue
- return on equity 9% — $0.09 profit for every $1 investors have put in
B+ — functional but not a standout on the balance sheet.
Total return vs. market
You invested $10,000 in MGNI 3 years ago → it's now worth $16,290.
The index would have given you $14,770.
source: institutional data · total return
What just happened
beat estimates
Magnite posted EPS of $0.34 versus $0.21 expected, a 61.9% surprise.
Latest-quarter revenue was $509 million, up 183% vs. prior year, while quarterly EPS came in at $0.14 on the SEC-verified figures. The bigger picture is steadier than the headline spike: annual revenue was $714 million, up 6.9%.
$509M
revenue
$0.14
eps
62.3%
gross margin
the number that mattered
The 61.9% EPS surprise mattered most because it showed execution is better than estimates, even while the stock already trades at 46.6x trailing earnings.
-
even so, the underlying business continues to execute well.third-quarter results were stronger-than-expected, with revenue of $179.5 million coming in above our forecast and earnings of $0.13 per share topping estimates. growth was again led by connected tv, where contributions expanded at a healthy clip as magnite benefited from deeper relationships with major streaming and oem partners, along with improving traction in live sports and curated marketplace offerings. digital video+ also advanced, though management noted some near-term noise tied to platform-level changes that affected the broader supply chain.
-
management’s outlook was constructive, calling for a solid fourth quarter and pointing to at least 11% growth in contributions in 2026, with margins expected to move back into the firm’s targeted range.magnite is also leaning into product improvements aimed at making ctv more accessible for smaller advertisers, building on the streamr.ai acquisition and integrating more automation into its workflow tools. meanwhile, the company remains engaged on the legal front, including its own action tied to the broader google ad-tech case, though our estimates do not assume any benefit from potenital remedies. we are maintaing a favorable view of magnite’s operating trajectory, given steady gains in ctv, expanding partnerships, and improving profitability. that said, after the stock’s large move earlier in 2025 and the higher volatility typical of the space, we continue to view the risk/reward as more balanced at the recent quotation.
-
our 2025 and 2026 earnings forecasts remain modestly higher than prior levels, reflecting the stronger quarterly execution and improving margin profile.
-
these shares are ranked below average (4) for timeliness and safety.
-
long-term return potential is also nothing to write home about.indeed, we look for the stock to trade around $15-$25 by 20282030, indicating limited return prospects.
source: company earnings report, 2026
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What could go wrong
the #1 risk is connected tv demand cooling before the multiple does.
med
connected tv ad spending slows
The bull case leans heavily on connected tv staying strong. Magnite just produced $179.5M in quarterly revenue and management said connected tv led growth. If that engine softens, the whole story gets less forgiving.
Impact: a company trading at 46.6x earnings does not get much patience when the main growth lane slows.
med
platform power squeezes the independent middleman
Magnite's pitch is independence on the sell side. That works until larger platforms, publishers, or walled gardens decide they want more control over the economics themselves.
Impact: the 26.0% operating margin and 11.3% net margin leave room for pressure, but not enough room to pretend competition does not matter.
med
privacy rules and ad-tech regulation
Browser changes, measurement limits, and shifting ad-tech rules can make targeting and attribution harder. That is not unique to Magnite, but it lands directly on an advertising software model.
Impact: even with just $348M of long-term debt, regulatory friction can hit growth faster than balance-sheet metrics can save the stock.
med
dilution and volatility are part of the package
Stock compensation can dilute you over time, and the market already treats MGNI like a high-beta name. Price stability is 5 / 100. You should believe that number.
Impact: with the shares already above the $15 midpoint target, weak sentiment can punish holders even if the business remains profitable.
With $714M in annual revenue, a 26.0% operating margin, and a 46.6x trailing p/e, Magnite can get hit on growth and valuation at the same time.
source: institutional data · regulatory filings · risk analysis
Pay attention to
earnings
next quarter's revenue line
A stock at 46.6x earnings needs another clean top-line print. Watch whether revenue keeps building from the latest $179.5M quarter.
trend
connected tv still leading
Management said connected tv led growth again. If that stops being true, the market will notice before the press release tone does.
risk
whether independence still matters
Magnite's pitch is being the large independent sell-side platform. Track whether publishers and major platforms keep that lane open.
metric
margin discipline
The 26.0% operating margin is doing a lot of work in the thesis. If growth cools and that margin slips, the valuation argument gets thinner fast.
Analyst rankings
short-term outlook
below average
momentum score 4 — in human-speak, analysts do not expect this to be a near-term outperformer.
risk profile
below average
stability score 4 — more volatile than most. This is not a bunker stock.
chart momentum
average
technical score 3 — no special signal here. The business story matters more than the chart right now.
earnings predictability
25 / 100
Low predictability means the stock can swing hard around earnings, because the market has less confidence in the script.
source: institutional data
Institutional activity
148 buyers vs. 164 sellers in 3q2025. total institutional holdings: 0.1B shares.
source: institutional data
Price targets
3-5 year target range
$5
$25
$16
current price
$15
target midpoint · 8% from current · 3-5yr high: $25 (+55% · 12% ann'l return)
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