RBRK — Rubrik Q3 FY26 Earnings Review

GauchoRico | 2026-02-22 | Q3 FY26 (ended Oct 31, 2025)


Headline

Q3 FY26 was Rubrik's best quarter since IPO — 48% revenue growth, first non-GAAP operating profit, FCF up 394% YoY to 76.9M, recordnetnewARR.Thestocksits 5050. Sounds great. My problem: strip out the material rights noise and you have a ~35% normalized grower decelerating from 54% a year ago. That doesn't pass my qualifying filter, and I want to be honest about that before I say anything else.


Twelve-Quarter Revenue History

Q4FY24 Q1FY25 Q2FY25 Q3FY25 Q4FY25 Q1FY26 Q2FY26 Q3FY26
Jan-24 Apr-24 Jul-24 Oct-24 Jan-25 Apr-25 Jul-25 Oct-25
Revenue ($M) [Non-GAAP] 187.7 187.0 205.2 236.5 258.2 260.9 284.4 350.2
YoY Growth % 37.5% 39.5% 38.6% 48.0%
QoQ Growth % 9.8% 15.2% 9.2% 1.1% 9.0% 23.1%
Subscription ARR ($B) 0.82 0.88 0.98 1.01 1.10 1.17 1.26 1.35
ARR YoY Growth % 34.1% 33.0% 28.6% 33.7%
Cloud ARR ($B) 0.81 0.89 1.01 1.175
Cloud % of ARR ~74% ~80% ~74% ~76% ~80% 87%
Gross Margin % [Non-GAAP] 75.5% 76.8% 77.9% 79.7% 79.5% 79.6% 80.2% 80.5%
Op Margin % [Non-GAAP] -28.8% -23.5% -20.1% -16.2% -12.1% -9.7% -8.0% +2.9%
FCF ($M) -8.0 15.6 -2.0 15.6 76.4 30.6 11.5 76.9
FCF Margin % -4.3% 8.3% -1.0% 6.6% 29.6% 11.7% 4.0% 22.0%

Note: Q3 FY26 revenue includes ~$68M material rights (non-recurring, one-time catch-up). Normalized revenue growth ~35% YoY.


Six-Factor Assessment

Factor Score Notes
1. Revenue Growth >40% ⚠️ BORDERLINE 48% reported; ~35% normalized for material rights. Below my 40% threshold on apples-to-apples.
2. Trajectory ❌ DECELERATING ARR growth: 34%→33%→29%→34% (oscillating, not accelerating). Revenue trajectory inflated by one-time items.
3. Gross Margins ✅ HIGH 80.5% Non-GAAP. Expanding ~100bps/quarter. Excellent.
4. Competitive Dominance ⚠️ MODERATE #3 in data protection behind Veeam. Cohesity-Veritas merger (19% combined share, 1.5BARR)isarealthreat.Identity(20M ARR) and Agent Cloud are early, not dominant.
5. Valuation ✅ FAIR-CHEAP 9x EV/TTM on even 35% growth. If they sustain, stock is cheap. PEG of 0.26x vs CRWD's 0.60x.
6. Special Circumstances ✅ PRESENT 50% below IPO peak. Profitability inflection. Identity + Agent Cloud optionality. FCF ramp steep.

Overall: 3/6 clean passes, 2 borderline, 1 fail. This does not meet my typical qualifying threshold.


The Material Rights Problem

This is the central issue. Q3 FY26 revenue was 350M, but 68M came from material rights — a one-time accounting catch-up for software rights delivered but not yet revenue-recognized. This doesn't recur. Without it, Q3 revenue was ~$282M, implying ~19% QoQ normalized, and YoY growth of ~35%.

For FY27, that $68M headwind will need to be grown through organically. This is a meaningful drag on reported growth next year even if the business is healthy. Management was transparent about it, and Atlas noted it, but it's easy to anchor on that 48% headline and miss the setup.

FY26 guide: $1,280-1,282M revenue (~44% growth). That includes the material rights contribution. FY27 will face a higher comp base. I'd expect FY27 reported growth to step down to the low-to-mid 30s unless ARR accelerates materially.


What I Love About This Business

Gross margin trajectory is exceptional. 75.5% → 80.5% over eight quarters. That's a business that keeps more of every dollar as it scales. Cloud mix shift (74% → 87% of ARR) is driving this. Cloud gross margins are higher than on-prem. This is the structural story working exactly as promised.

FCF inflection is real. $76.9M FCF in Q3 (+394% YoY) is not a fluke — it follows seasonal patterns (Q1/Q3 stronger) but the year-over-year improvement is dramatic. FY26 FCF guide: $194-202M implies 22%+ FCF margin. For a company that was burning $200M+ cash two years ago, this is remarkable.

Record metrics across the board. Net new ARR $94M (record), $1M+ customers 23 (record), $100K+ customers 2,638 (+27%). The customer expansion flywheel is working. NRR >120% means existing customers keep spending more.

Identity is the real optionality. $20M ARR doubling in one quarter. If Identity becomes a meaningful cyber security product attached to their data protection platform, this changes the TAM story. Rubrik could evolve from data protection to enterprise resilience + identity — a very different (and much larger) market.


What Worries Me

Dilution is brutal. SBC is running ~24% of revenue. That means every dollar of reported progress is being partly funded by shareholder dilution. CRM — my benchmark for great FCF businesses — kept SBC well controlled. RBRK is still burning dilution at a rate I find uncomfortable. Fully diluted share count has grown ~58% since IPO. This matters for per-share value creation.

NRR stuck at 120%. It's not bad, but it's been exactly >120% for five consecutive quarters. If the platform is expanding into Identity and AI, I'd expect NRR to start moving up — not flatlining. That stall either means cross-sell isn't landing yet, or the land-and-expand thesis is slower than the narrative suggests.

Cohesity-Veritas is a genuine threat. The merger of #2 and the old #1 (Veritas) creates a combined entity with ~$1.5B ARR and 19% market share, eyeing a 2026 IPO. That's a well-funded competitor with enterprise relationships and they'll be fighting for the same $250K+ deals. I don't dismiss this.

ARR growth is not accelerating. 34%→33%→29%→34%. That's oscillation, not lift-off. The headline revenue numbers (48%) mask that the recurring revenue engine is growing at a third less. For me to get excited about a business, I want to see that ARR growth corridor moving up.

Material rights cliff in FY27. Covered above, but worth repeating: next year's reported comps will be tougher, and management's language on FY27 trajectory will matter enormously at the Q4 call (March 12).


Management Assessment

I came away impressed with Bipul Sinha. He was direct about the material rights dynamic, didn't hide behind it, and kept re-anchoring analysts to ARR as the "true measure" of business health. That's what a confident CEO does. The profitability path is ahead of schedule — they guided to non-GAAP breakeven later in FY27 and hit it in Q3 FY26.

The FCF guidance (194 − 202MforFY26)requiresQ4toberelativelyweak6-30M FCF). That's consistent with seasonal patterns, but worth watching whether Q4 delivery comes in at the high or low end.

Promises I'm tracking:


Valuation

Metric Value Context
Stock price ~$50 50% below IPO peak
Market cap ~$10.2B
EV ~9.7B(netcash 500M)
TTM Revenue ~$1,094M Q4FY25-Q3FY26
EV/TTM Sales ~8.9x
FY26 Revenue guide $1,281M
EV/FY26 Revenue ~7.6x
FY26 FCF guide ~$198M midpoint
FCF yield ~2.0% improving rapidly
ARR growth ~34% YoY

At 9x EV/TTM on 34-35% normalized growth, this is not expensive. Compare to CRM in its high-growth era — I tracked CRM at 8-12x EV/Sales during its 30-35% growth years, and it was one of the best investments of that decade. RBRK at 9x with expanding margins and improving FCF is in that ballpark.

But there's a key difference: CRM at that price had cleaner growth (no material rights distortion), lower SBC ratios, and was already demonstrating NRR expansion. RBRK still has execution risk on the Identity/AI optionality and a tougher FY27 comp setup.

My rough 3-year target: If RBRK grows ARR at 30-35% for 3 years → ARR ~$3B+ → at 8x ARR → $24B EV → $55-60/share. If Identity + Agent Cloud accelerates growth back to 40%+, that number looks conservative. Roughly 15-25% IRR from here, with optionality upside. Not a screaming fat pitch, but not expensive for the quality.


My Position and Action

I hold RBRK at 7.2% of portfolio plus 4.4% in Jan '27 85CLEAPS.TheLEAPSareunderwaterwiththestockat 50 vs $85 strike — a real mark-to-market loss I need to acknowledge.

The core question: Is this a 35% grower with decelerating ARR (hold, maybe trim) or a platform business at inflection that will re-accelerate to 40%+ (add)? The Q4 FY26 call on March 12 and the FY27 guidance will be decisive.

My action: Hold the equity. Evaluate LEAPS at Q4 earnings. I'm not adding here because:

  1. ARR growth is not accelerating — I need to see that
  2. Material rights distortion makes next quarter's growth look weaker on easy math
  3. Cohesity-Veritas IPO overhang
  4. LEAPS already in place give me leverage exposure

If Q4 shows ARR growth pushing toward 37-38%+, Identity at $30M+ ARR, and FY27 guide implying 35%+ normalized growth — that's the signal to add. If ARR growth slips to sub-30% and FY27 guide disappoints, I'll trim.

Rating: Hold | Thesis: Intact but on watch | Conviction: 3/5

We will see what happens on March 12.


GR