ALMU
Aeluma, Inc.
Semiconductors
Market Cap$439M
5Y Perf.+1062.4%
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Stock Comparison
ALMU vs LITE vs AMBA
Revenue, margins, valuation, and 5-year total return — side by side.
LITE
Lumentum Holdings Inc.
Communication Equipment
Market Cap$64.50B
5Y Perf.+1544.4%
AMBA
Ambarella, Inc.
Semiconductors
Market Cap$3.28B
5Y Perf.+2.8%
ALMU vs LITE vs AMBA — Key Financials
Market cap, revenue, margins, and valuation side-by-side.
| Company Snapshot | ALMU | LITE | AMBA |
|---|---|---|---|
| Industry | Semiconductors | Communication Equipment | Semiconductors |
| Market Cap | $439M | $64.50B | $3.28B |
| Revenue (TTM) | $5M | $2.49B | $374M |
| Net Income (TTM) | $-3M | $440M | $-80M |
| Gross Margin | 50.2% | 37.7% | 59.8% |
| Operating Margin | -105.0% | 9.5% | -23.6% |
| Forward P/E | — | 110.1x | 98.0x |
| Total Debt | $941K | $2.61B | $5M |
| Cash & Equiv. | $4M | $521M | $145M |
ALMU vs LITE vs AMBA — Long-Term Stock Performance
Price return indexed to 100 at period start. Dividends excluded.
ALMU
LITE
AMBA
| Stock | Nov 22 | May 26 | Return |
|---|---|---|---|
| Aeluma, Inc. (ALMU) | 100 | 1162.4 | +1062.4% |
| Lumentum Holdings I… (LITE) | 100 | 1644.4 | +1544.4% |
| Ambarella, Inc. (AMBA) | 100 | 102.8 | +2.8% |
Price return only. Dividends and distributions are not included.
Quick Verdict: ALMU vs LITE vs AMBA
Each card shows where this stock fits in a portfolio — not just who wins on paper.
Bottom line: LITE leads in 3 of 7 categories, making it the strongest pick for profitability and margin quality and recent price momentum and sentiment. Ambarella, Inc. is the stronger pick specifically for valuation and capital efficiency and capital preservation and lower volatility. As sector peers, any of these can serve as alternatives in the same allocation.
ALMU
Aeluma, Inc.
The Growth Play
ALMU is the clearest fit if your priority is growth exposure.
- Rev growth 407.9%, EPS growth 37.8%
- 407.9% revenue growth vs LITE's 21.0%
Best for: growth exposure
LITE
Lumentum Holdings Inc.
The Long-Run Compounder
LITE has the current edge in this matchup, primarily because of its strength in long-term compounding.
- 36.8% 10Y total return vs ALMU's 11.2%
- 17.7% margin vs ALMU's -52.5%
- +12.8% vs AMBA's +44.4%
Best for: long-term compounding
AMBA
Ambarella, Inc.
The Income Pick
AMBA is the clearest fit if your priority is income & stability and sleep-well-at-night.
- beta 2.53
- Lower volatility, beta 2.53, Low D/E 0.9%, current ratio 2.65x
- Beta 2.53, current ratio 2.65x
Best for: income & stability and sleep-well-at-night
See the full category breakdown
| Category | Winner | Why |
|---|---|---|
| Growth | ALMU | 407.9% revenue growth vs LITE's 21.0% |
| Value | AMBA | Lower P/E (98.0x vs 110.1x) |
| Quality / Margins | LITE | 17.7% margin vs ALMU's -52.5% |
| Stability / Safety | AMBA | Beta 2.53 vs ALMU's 2.89, lower leverage |
| Dividends | Tie | None of these 3 stocks pay a meaningful dividend |
| Momentum (1Y) | LITE | +12.8% vs AMBA's +44.4% |
| Efficiency (ROA) | LITE | 8.5% ROA vs AMBA's -10.6%, ROIC -4.3% vs -22.5% |
ALMU vs LITE vs AMBA — Revenue Breakdown by Segment
How each company's revenue is distributed across its business units
FY 2024
FY 2023
Segment breakdown not available.
ALMU vs LITE vs AMBA — Financial Metrics
Side-by-side numbers across 3 stocks — who leads on profitability, valuation, growth, and risk.
BEST OVERALLLITELAGGINGALMU
Who Leads Where
LITE leads in 3 of 6 categories
AMBA leads 1 • ALMU leads 0 • 1 tied
Explore the data ↓ALMUAeluma, Inc.
0leads
AMBAAmbarella, Inc.
1leads
LITELumentum Holdings Inc.
3leads
6 Total Categories
CATEGORYLEADERvs AMBAvs ALMUMETRICS WON
Income & Cash FlowRevenue, margins, and cash flow strength
LITE4/6
Valuation MetricsMultiples, price ratios, and targets
AMBA3/4
Profitability & EfficiencyROE, ROIC, leverage, and quality scores
LITE6/9
Total Returns1Y, 3Y, 5Y total returns with dividends
LITE5/6
Risk & VolatilityBeta, volatility, and downside exposure
Tied
—
Analyst OutlookRatings, price targets, and dividends
—
—
Income & Cash Flow (Last 12 Months)
LITE leads this category, winning 4 of 6 comparable metrics.
Income & Cash Flow (Last 12 Months)
LITE is the larger business by revenue, generating $2.5B annually — 475.9x ALMU's $5M. LITE is the more profitable business, keeping 17.7% of every revenue dollar as net income compared to ALMU's -52.5%. On growth, LITE holds the edge at +90.1% YoY revenue growth, suggesting stronger near-term business momentum.
| Metric | ALMUAeluma, Inc. | LITELumentum Holdings… | AMBAAmbarella, Inc. |
|---|---|---|---|
| RevenueTrailing 12 months | $5M | $2.5B | $374M |
| EBITDAEarnings before interest/tax | -$5M | $425M | -$72M |
| Net IncomeAfter-tax profit | -$3M | $440M | -$80M |
| Free Cash FlowCash after capex | -$772,780 | $399M | $76M |
| Gross MarginGross profit ÷ Revenue | +50.2% | +37.7% | +59.8% |
| Operating MarginEBIT ÷ Revenue | -105.0% | +9.5% | -23.6% |
| Net MarginNet income ÷ Revenue | -52.5% | +17.7% | -21.3% |
| FCF MarginFCF ÷ Revenue | -14.8% | +16.0% | +20.3% |
| Rev. Growth (YoY)Latest quarter vs prior year | -21.1% | +90.1% | +31.2% |
| EPS Growth (YoY)Latest quarter vs prior year | +54.2% | +3.3% | +39.7% |
LITE leads this category, winning 4 of 6 comparable metrics.
Valuation Metrics
AMBA leads this category, winning 3 of 4 comparable metrics.
Valuation Metrics
| Metric | ALMUAeluma, Inc. | LITELumentum Holdings… | AMBAAmbarella, Inc. |
|---|---|---|---|
| Market CapShares × price | $439M | $64.5B | $3.3B |
| Enterprise ValueMkt cap + debt − cash | $437M | $66.6B | $3.1B |
| Trailing P/EPrice ÷ TTM EPS | -106.13x | 2441.70x | -26.87x |
| Forward P/EPrice ÷ next-FY EPS est. | — | 110.06x | 98.00x |
| PEG RatioP/E ÷ EPS growth rate | — | — | — |
| EV / EBITDAEnterprise value multiple | — | 869.35x | — |
| Price / SalesMarket cap ÷ Revenue | 94.20x | 39.21x | 11.53x |
| Price / BookPrice ÷ Book value/share | 17.96x | 55.41x | 5.61x |
| Price / FCFMarket cap ÷ FCF | — | — | 140.04x |
AMBA leads this category, winning 3 of 4 comparable metrics.
Profitability & Efficiency
LITE leads this category, winning 6 of 9 comparable metrics.
Profitability & Efficiency
LITE delivers a 30.7% return on equity — every $100 of shareholder capital generates $31 in annual profit, vs $-13 for AMBA. AMBA carries lower financial leverage with a 0.01x debt-to-equity ratio, signaling a more conservative balance sheet compared to LITE's 2.30x. On the Piotroski fundamental quality scale (0–9), LITE scores 7/9 vs AMBA's 6/9, reflecting strong financial health.
| Metric | ALMUAeluma, Inc. | LITELumentum Holdings… | AMBAAmbarella, Inc. |
|---|---|---|---|
| ROE (TTM)Return on equity | -6.7% | +30.7% | -13.5% |
| ROA (TTM)Return on assets | -6.4% | +8.5% | -10.6% |
| ROICReturn on invested capital | -18.6% | -4.3% | -22.5% |
| ROCEReturn on capital employed | -19.5% | -4.8% | -22.2% |
| Piotroski ScoreFundamental quality 0–9 | 6 | 7 | 6 |
| Debt / EquityFinancial leverage | 0.05x | 2.30x | 0.01x |
| Net DebtTotal debt minus cash | -$3M | $2.1B | -$139M |
| Cash & Equiv.Liquid assets | $4M | $521M | $145M |
| Total DebtShort + long-term debt | $941,000 | $2.6B | $5M |
| Interest CoverageEBIT ÷ Interest expense | -3.00x | 9.62x | — |
LITE leads this category, winning 6 of 9 comparable metrics.
Total Returns (Dividends Reinvested)
LITE leads this category, winning 5 of 6 comparable metrics.
Total Returns (Dividends Reinvested)
A $10,000 investment in ALMU five years ago would be worth $122,050 today (with dividends reinvested), compared to $8,759 for AMBA. Over the past 12 months, LITE leads with a +1275.9% total return vs AMBA's +44.4%. The 3-year compound annual growth rate (CAGR) favors LITE at 166.2% vs AMBA's 4.4% — a key indicator of consistent wealth creation.
| Metric | ALMUAeluma, Inc. | LITELumentum Holdings… | AMBAAmbarella, Inc. |
|---|---|---|---|
| YTD ReturnYear-to-date | +37.1% | +134.0% | +1.5% |
| 1-Year ReturnPast 12 months | +94.2% | +1275.9% | +44.4% |
| 3-Year ReturnCumulative with dividends | +510.3% | +1786.5% | +13.8% |
| 5-Year ReturnCumulative with dividends | +1120.5% | +1018.5% | -12.4% |
| 10-Year ReturnCumulative with dividends | +1120.5% | +3680.0% | +99.4% |
| CAGR (3Y)Annualised 3-year return | +82.7% | +166.2% | +4.4% |
LITE leads this category, winning 5 of 6 comparable metrics.
Risk & Volatility
Evenly matched — LITE and AMBA each lead in 1 of 2 comparable metrics.
Risk & Volatility
AMBA is the less volatile stock with a 2.53 beta — it tends to amplify market swings less than ALMU's 2.89 beta. A beta below 1.0 means the stock typically moves less than the S&P 500. LITE currently trades 88.5% from its 52-week high vs AMBA's 78.9% drawdown — a narrower gap to the peak suggests stronger recent price momentum.
| Metric | ALMUAeluma, Inc. | LITELumentum Holdings… | AMBAAmbarella, Inc. |
|---|---|---|---|
| Beta (5Y)Sensitivity to S&P 500 | 2.89x | 2.66x | 2.53x |
| 52-Week HighHighest price in past year | $28.73 | $1021.00 | $96.69 |
| 52-Week LowLowest price in past year | $10.20 | $63.98 | $48.30 |
| % of 52W HighCurrent price vs 52-week peak | +85.0% | +88.5% | +78.9% |
| RSI (14)Momentum oscillator 0–100 | 59.3 | 53.3 | 74.7 |
| Avg Volume (50D)Average daily shares traded | 1.4M | 6.5M | 866K |
Evenly matched — LITE and AMBA each lead in 1 of 2 comparable metrics.
Analyst Outlook
Insufficient data to determine a leader in this category.
Analyst Outlook
Analyst consensus: ALMU as "Buy", LITE as "Buy", AMBA as "Buy". Consensus price targets imply 28.9% upside for AMBA (target: $98) vs 1.7% for LITE (target: $919).
| Metric | ALMUAeluma, Inc. | LITELumentum Holdings… | AMBAAmbarella, Inc. |
|---|---|---|---|
| Analyst RatingConsensus buy/hold/sell | Buy | Buy | Buy |
| Price TargetConsensus 12-month target | $25.00 | $918.67 | $98.33 |
| # AnalystsCovering analysts | 1 | 25 | 36 |
| Dividend YieldAnnual dividend ÷ price | — | — | — |
| Dividend StreakConsecutive years of raises | — | 0 | — |
| Dividend / ShareAnnual DPS | — | — | — |
| Buyback YieldShare repurchases ÷ mkt cap | 0.0% | +0.1% | 0.0% |
Insufficient data to determine a leader in this category.
Key Takeaway
LITE leads in 3 of 6 categories (Income & Cash Flow, Profitability & Efficiency). AMBA leads in 1 (Valuation Metrics). 1 tied.
Best OverallLumentum Holdings Inc. (LITE)Leads 3 of 6 categories
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ALMU vs LITE vs AMBA: Key Questions Answered
10 questions · data-driven answers · updated daily
01Is ALMU or LITE or AMBA a better buy right now?
For growth investors, Aeluma, Inc.
(ALMU) is the stronger pick with 407. 9% revenue growth year-over-year, versus 21. 0% for Lumentum Holdings Inc. (LITE). Lumentum Holdings Inc. (LITE) offers the better valuation at 2441. 7x trailing P/E (110. 1x forward), making it the more compelling value choice. Analysts rate Aeluma, Inc. (ALMU) a "Buy" — based on 1 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.
02Which has the better valuation — ALMU or LITE or AMBA?
On forward P/E, Ambarella, Inc.
is actually cheaper at 98. 0x — notably different from the trailing picture, reflecting expected earnings growth.
03Which is the better long-term investment — ALMU or LITE or AMBA?
Over the past 5 years, Aeluma, Inc.
(ALMU) delivered a total return of +1121%, compared to -12. 4% for Ambarella, Inc. (AMBA). Over 10 years, the gap is even starker: LITE returned +36. 8% versus AMBA's +99. 4%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.
04Which is safer — ALMU or LITE or AMBA?
By beta (market sensitivity over 5 years), Ambarella, Inc.
(AMBA) is the lower-risk stock at 2. 53β versus Aeluma, Inc. 's 2. 89β — meaning ALMU is approximately 15% more volatile than AMBA relative to the S&P 500. On balance sheet safety, Ambarella, Inc. (AMBA) carries a lower debt/equity ratio of 1% versus 2% for Lumentum Holdings Inc. — giving it more financial flexibility in a downturn.
05Which is growing faster — ALMU or LITE or AMBA?
By revenue growth (latest reported year), Aeluma, Inc.
(ALMU) is pulling ahead at 407. 9% versus 21. 0% for Lumentum Holdings Inc. (LITE). On earnings-per-share growth, the picture is similar: Lumentum Holdings Inc. grew EPS 104. 6% year-over-year, compared to 33. 2% for Ambarella, Inc.. Over a 3-year CAGR, LITE leads at -1. 3% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.
06Which has better profit margins — ALMU or LITE or AMBA?
Lumentum Holdings Inc.
(LITE) is the more profitable company, earning 1. 6% net margin versus -64. 8% for Aeluma, Inc. — meaning it keeps 1. 6% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: LITE leads at -10. 9% versus -45. 9% for ALMU. At the gross margin level — before operating expenses — AMBA leads at 60. 5%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.
07Is ALMU or LITE or AMBA more undervalued right now?
On forward earnings alone, Ambarella, Inc.
(AMBA) trades at 98. 0x forward P/E versus 110. 1x for Lumentum Holdings Inc. — 12. 1x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for AMBA: 28. 9% to $98. 33.
08Which pays a better dividend — ALMU or LITE or AMBA?
None of the stocks in this comparison currently pay a material dividend.
All are effectively zero-yield and should be held for capital appreciation rather than income.
09Is ALMU or LITE or AMBA better for a retirement portfolio?
For long-horizon retirement investors, Aeluma, Inc.
(ALMU) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (+1120% 10Y return). Lumentum Holdings Inc. (LITE) carries a higher beta of 2. 66 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (ALMU: +1120%, LITE: +36. 8%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.
10What are the main differences between ALMU and LITE and AMBA?
Both stocks operate in the Technology sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.
These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.
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