Best of Us Investors

NYSE: ZETA
AI-powered marketing technology platform helping enterprises acquire, grow, and retain customers through proprietary data, identity resolution, and omnichannel activation at scale.
18th consecutive "beat and raise" quarter. Q4 revenue $395M (+25% YoY), exceeding guidance by $14M. Full-year revenue hit $1.305B (+30% YoY). Adjusted EBITDA margin expanded to 21.4%. 2026 guidance raised to $1.75B (~34% growth). Net revenue retention hit record 120%.
Current Price (Close)
52-Wk High
$24.90
52-Wk Low
$10.69
Market Cap
$4.47B
P/S Ratio
3.10
Forward P/E
19.08
PEG Ratio
0.77
User Holdings
Kerry Grinkmeyer
3 Clear Investor Takeaways
Yes, with strong conviction. Zeta Global is a rare combination of 30%+ revenue growth, expanding margins, and a PEG ratio of just 0.77 — indicating the stock is undervalued relative to its growth rate. From today's price of $18.24, our moderate case projects $42 by January 2029 — delivering 130% ROI. The company has delivered 18 consecutive beat-and-raise quarters, revenue is scaling past $1.3B, and 2026 guidance of $1.75B implies 34% growth acceleration. AI is the core platform, not a bolt-on feature.
Among AI-powered marketing technology platforms, Zeta offers the best risk/reward profile. The Trade Desk ($85B market cap) trades at 20x revenue vs. Zeta's 3.1x. Salesforce Marketing Cloud and Adobe Experience Platform are embedded in larger enterprises with slower growth. LiveRamp is smaller and less profitable. Zeta's proprietary data asset (750M+ identity profiles), AI-native architecture, and 120% net revenue retention create a compelling competitive moat at a fraction of peer valuations.
BUY. At $18.24 with a PEG of 0.77 and forward P/E of 19, Zeta is attractively valued for a 30%+ grower. The stock is 27% below its 52-week high of $24.90, creating a favorable entry point. D.A. Davidson has a $30 price target. Consider building a full position at current levels with a stop-loss at $14.50 (below 200-day MA of $17.89). Position sizing: 4-6% of portfolio given the strong fundamentals and reasonable valuation.
Investment Score
78 / 100
Strong BUY. AI-native marketing platform with 30%+ revenue growth, expanding margins, 18 consecutive beat-and-raise quarters, PEG of 0.77, and a clear path to $2B+ revenue. Valuation at 3.1x P/S is a fraction of peers. Meets 100% ROI target under moderate and aggressive scenarios.
Core Financial Health
Profitability
Profit margin -2.41% (GAAP), but Q4 was GAAP profitable at $6.5M net income. Adjusted EBITDA margin 21.4% and expanding. Operating margin 8.02% trending up. Path to sustained GAAP profitability is clear.
Liquidity
Current ratio 1.60 with $319.76M cash ($1.31/share). Strong operating cash flow of $198.9M and levered FCF of $342.92M. No liquidity concerns — self-funding growth.
Solvency
Total debt $217.74M, debt/equity 27.06% — conservative. Debt is well below cash position. Enterprise value $4.35B reflects minimal leverage. Balance sheet is a strength.
Efficiency
Revenue per employee ~$372K — solid for a SaaS/platform company. Revenue per share $5.91. Gross margin 60.9% is healthy. Operating leverage improving as scale increases.
Adjusted EBITDA margins expanding consistently — from 19.2% in 2024 to 21.4% in 2025. Operating leverage accelerating.
Trend-Focused Valuation Analysis
| Metric | Current | 6 Mo Ago | Industry | Signal |
|---|---|---|---|---|
| Forward P/E | 19.08 | 35+ | 25-40 | Undervalued |
| PEG Ratio | 0.77 | 1.5+ | 1.0-2.0 | Cheap |
| Price/Sales | 3.10 | 8-12 | 8-20 | Deep value |
| Price/Book | 5.56 | 6.0 | 5-15 | Fair |
| EV/Revenue | 3.33 | 9-14 | 8-18 | Attractive |
| EV/EBITDA | 110.61 | 50-80 | 30-60 | Elevated (GAAP) |
| Debt/Equity | 27.06% | 30% | 30-60% | Healthy |
| Current Ratio | 1.60 | 1.5 | 1.2-2.0 | Adequate |
Key Insight: Zeta's valuation is remarkably attractive for a 30%+ grower. The PEG ratio of 0.77 signals the stock is significantly undervalued relative to its growth rate — anything below 1.0 is considered cheap. Price/Sales of 3.10 is a fraction of comparable AI/MarTech peers (The Trade Desk at ~20x, Adobe at ~10x). The forward P/E of 19.08 prices in minimal growth premium. The elevated EV/EBITDA reflects GAAP accounting with significant stock-based compensation; on an adjusted basis, EBITDA margins are 21.4% and expanding.
3-Year Revenue CAGR + EPS CAGR
Kerry's Rule of 40 Score
Revenue growth of 30% combined with rapidly improving EPS trajectory gives a combined score of ~60. Adjusted EBITDA grew 45% YoY. Gross margins stable at 60.9%. Operating margins expanding. PASSES with strong conviction.
Margin Expansion: Adjusted EBITDA margins expanded from 19.2% in 2024 to 21.4% in 2025, with Q4 hitting 24.1%. Gross margins remain stable at ~61%. Operating leverage is kicking in as revenue scales past $1.3B. Free cash flow of $342.9M (26.3% margin) demonstrates the platform's capital efficiency. The 2026 guidance raise to $1.75B suggests management sees accelerating demand from AI-driven marketing spend.

AI-Powered Marketing Technology
TAM by 2030
$100B+
Growth Rate
22% CAGR
Enterprise marketing is shifting to AI-native platforms that can process billions of data signals in real-time. Zeta's proprietary identity graph of 750M+ profiles is a critical competitive asset. AI-driven personalization increases campaign ROI by 3-5x.
TAM by 2030
$200B+
Growth Rate
15% CAGR
Digital ad spend continues to shift to programmatic channels. Zeta's demand-side platform captures a percentage of every advertising dollar spent. As advertisers demand better targeting and measurement, AI-powered platforms like Zeta gain share.
TAM by 2030
$30B+
Growth Rate
25% CAGR
First-party data and identity resolution are becoming critical as third-party cookies phase out. Zeta's data cloud and identity graph provide enterprises with a privacy-compliant way to understand and reach their customers across channels.
Combined TAM by 2030
$330B+
Zeta currently captures ~0.4% of its addressable market. Even modest share gains to 1-2% would represent $3-6B in annual revenue — 2-5x current levels. The 120% net revenue retention rate means existing customers are spending more each year, providing a powerful organic growth engine on top of new customer acquisition.
AI Marketing & AdTech Competitive Landscape
| Company | Price | Mkt Cap | Rev (TTM) | Rev Growth | P/S | Edge |
|---|---|---|---|---|---|---|
| Zeta Global (ZETA) | $18.24 | $4.47B | $1.3B | +30% | 3.1x | Best value |
| The Trade Desk (TTD) | $65 | $85B | $2.4B | +26% | 20x | Premium |
| LiveRamp (RAMP) | $28 | $1.9B | $620M | +12% | 3.1x | Slower growth |
| Braze (BRZE) | $38 | $3.8B | $580M | +22% | 6.6x | Smaller scale |
| Salesforce (CRM) | $270 | $260B | $37B | +8% | 7x | Mature |
Competitive Position: Zeta stands out as the best value play in AI marketing technology. At 3.1x P/S with 30% revenue growth, it trades at a massive discount to The Trade Desk (20x P/S, 26% growth). Zeta's 120% net revenue retention exceeds most peers, and its proprietary data asset of 750M+ identity profiles creates a moat that's difficult to replicate. The 18 consecutive beat-and-raise quarters demonstrate consistent execution that few competitors can match.

Conservative / Moderate / Aggressive — from $18.24 today
Revenue growth decelerates to 20%. Margins expand modestly. P/S compresses to 2.5x. Competition intensifies from larger players.
Revenue hits $1.9B by 2028. EBITDA margins reach 25%+. P/S re-rates to 4-5x as profitability improves. Analyst target of $30 achieved in 2027.
AI marketing spend accelerates. Revenue exceeds $2.5B by 2028. EBITDA margins reach 28%+. P/S re-rates to 6-8x matching growth peers.
From today's price of $18.24, achieving 100% ROI requires $36.48 by January 2029. The conservative case reaches $34 (+86%) — close but misses. The moderate case reaches $42 (+130%) — exceeds the target. The aggressive case reaches $65 (+256%). Two of three scenarios meet the 100% ROI target, and even the conservative case delivers strong returns. The PEG of 0.77 suggests the market is underpricing Zeta's growth trajectory.
3-Year Investment Risk Summary
52-week range: $10.69 - $24.90 (133% spread)
Moves ~1.3x the market — moderate risk exposure
From $24.90 high to current $18.24
28.26M shares short, up from 23.47M prior month
Positive returns relative to volatility
Downside risk managed well relative to returns
Typical corrections within growth stock norms
Recoveries take 2-4 months, driven by earnings catalysts

Business Model, Management & Competitive Moat
Zeta makes money by operating an AI-powered marketing platform that helps enterprises acquire, grow, and retain customers. The platform combines a proprietary data cloud (750M+ identity profiles), AI/ML engines, and omnichannel activation tools. Revenue is driven by a demand-side advertising model — Zeta keeps a percentage of every advertising dollar customers spend through the platform. Better AI targeting leads to better results, which leads to more spend, creating a virtuous cycle. The 120% net revenue retention rate proves this flywheel is working.
CEO David Steinberg is a co-founder who has led the company since inception. He's a serial entrepreneur with deep expertise in data-driven marketing. The management team has delivered 18 consecutive beat-and-raise quarters — an extraordinary track record of under-promising and over-delivering. The 2026 guidance raise to $1.75B (up $25M from prior) demonstrates continued confidence. Insider ownership at 2.83% is moderate but the consistent execution speaks louder than ownership percentages.
Zeta's moat is built on three pillars: (1) Proprietary data asset — 750M+ identity profiles that took years to build and are nearly impossible to replicate; (2) AI-native architecture — unlike competitors who bolt AI onto legacy platforms, Zeta was built AI-first; (3) Network effects — more data improves AI models, which improves results, which attracts more customers and data. The 120% NRR and doubling of RFP volume confirm the moat is strengthening, not eroding.
The shift away from third-party cookies and increasing privacy regulations (GDPR, CCPA) actually benefit Zeta. Their first-party data asset and identity resolution capabilities become more valuable as traditional targeting methods become restricted. The macro environment for digital advertising remains strong — enterprise marketing budgets are shifting to AI-powered platforms that can demonstrate measurable ROI. The only macro risk is a severe recession that cuts marketing budgets broadly.
High confidence in the fundamental thesis. The 18 consecutive beat-and-raise quarters provide an exceptional track record of predictability. The PEG of 0.77 suggests the market is underpricing growth. Main uncertainty factors: the 13.2% short interest suggests some institutional skepticism, stock-based compensation inflates GAAP losses, and the company needs to prove it can sustain 30%+ growth as it scales past $1.5B in revenue.
Investor Summary & Tactical Guidance
BUY — AI-native marketing platform with 30%+ growth, PEG of 0.77, and 18 consecutive beat-and-raise quarters. Entry at $18.24 is 27% below the 52-week high, creating an attractive risk/reward setup.
Stop-Loss: $14.50 (below 200-day MA of $17.89). Position sizing: 4-6% of portfolio given strong fundamentals and reasonable valuation.
Bullish Confirmation: Break above $20 with volume confirms momentum. Next earnings report (May 2026) is the key catalyst — 19th consecutive beat would be extraordinary.
Revenue growth drops below 20% for two consecutive quarters
Net revenue retention falls below 110%
Break below $14.50 on high volume
Management guidance miss or downward revision
Significant customer churn or competitive losses
AI-Powered Audio Analysis by Samantha, BUSI Stock Analyst

🎙 Audio Analysis
Samantha breaks down Zeta's AI-native marketing platform, the 18 consecutive beat-and-raise quarters, why the PEG ratio of 0.77 signals deep value, the $330B+ TAM opportunity, and what the data says about the road to $42 by 2029.
Duration: ~9 minutes | Generated by Samantha, Best of Us Investors AI Analyst