Semiconductors & Related Devices · SIC 3674

Aeluma, Inc.

ALMU

Watch

Latest revenue

$1.2M

as of 2026-03-31

Latest net income

$-1.8M

as of 2026-03-31

Net margin

-147.3%

as of 2026-03-31

4.2
of 10

ActaClear Score

Neutral
#70 of 88 in Semiconductors & Related Devices
+0.0 · 2d
Profitability·25%
2.5
Growth·15%
10.0
Value·20%
3.3
Quality·20%
Momentum·20%
3.0

Computed from 5 years of SEC fundamentals + latest market data, ranked within Semiconductors & Related Devices (88 peers). 10 = best in industry, 5 = median, 0 = worst. Refreshed Jun 7, 2026.

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Price · 5Y

+95.4% / yr 75.7 pts / yr vs S&P 500 975.7% total
Compare:

Live market

delayed ≤15 min
$22.56
Market cap
$413.0M
Enterprise value
$375.4M
P/E (trailing)
Forward P/E
P/B
10.30×
Dividend yield
0.0%
52-wk high
$31.79
52-wk low
$10.20
Beta
Shares out
18.3M

5-year trend

What this company does

AI

Item 1. Business. Overview We develop high-performance semiconductors for sensing, communication, and computing applications. Aeluma has pioneered a technique to manufacture devices using compound semiconductor materials on large-diameter substrates that are commonly used to manufacture mass-market microelectronics. This enables cost-effective manufacturing of high-performance photodetectors and photodetector arrays for imaging applications in mobile devices, as well as other applications. Aeluma’s technology has the potential to impact a broad range of market verticals. Aeluma is based in Goleta, California, considered one of the most important technology hubs in the world that some claim…

AI summary unavailable — showing raw filing excerpt

Generated from ALMU's filing dated 2025-09-09

Key risks

AI

Item 1A. Risk Factors Investing in our securities includes a high degree of risk. Prior to making a decision about investing in our securities, you should consider carefully the specific factors discussed below, together with all of the other information contained in this prospectus. If any of the following risks actually occurs, our business, financial condition, results of operations and future prospects would likely be materially and adversely affected. This could cause the market price of our Common Stock to decline and could cause you to lose all or part of your investment. Risks Relating to Our Business, Growth Prospects and Operating Results We are recently formed and only in the…

AI summary unavailable — showing raw filing excerpt

Generated from ALMU's filing dated 2025-09-09

Profitability

Operating margin

-45.9%

90.8%

Net margin

-64.8%

87.0%

Return on equity

-132.8%

77.8%

Return on assets

-15.6%

86.9%

Leverage

Debt / equity

7.53×

2129.3%

Debt / assets

88.3%

249.7%

Earnings tracker

QuarterRevenueYoYNet incomeYoYNet margin

Q1 2026

2026-03-31

$1.2M-2.6%$-1.8M-223.2%-147.3%

Q4 2025

2025-12-31

$1.3M-21.1%$-1.9M+36.0%-145.7%

Q3 2025

2025-09-30

$1.4M+188.1%$-1.5M-104.6%-107.8%

Q2 2025

2025-06-30

$1.3M+370.9%$-858.5K+13.2%-65.2%

Q1 2025

2025-03-31

$1.3M+264.9%$1.5M+251.8%116.4%

Q4 2024

2024-12-31

$1.6M+512.9%$-2.9M-156.5%-179.6%

Q3 2024

2024-09-30

$480.7K+1383.8%$-729.6K+50.8%-151.8%

Q2 2024

2024-06-30

$279.7K$-988.8K-353.5%

Year-over-year change vs the same fiscal quarter one year prior. Revenue + net income sourced from SEC 10-Q / 10-K filings — no analyst-consensus dependency.

Industry trend

Semiconductors & Related Devices · SIC 3674

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Insider activity

Insider buying

$0

Insider selling

$28.1M

Net activity

−$28.1M

Distinct insiders

3

Open-market trades over the last 365 days.

Recent transactions

DateInsiderTypeSharesPriceValue
2026-05-20

Steven Denbaars

Director

Sale11,558$20.40$235.7K
2026-05-20

Steven Denbaars

Director

Sale942$21.30$20.1K
2026-05-19

Steven Denbaars

Director

Sale7,415$19.56$145.0K
2026-05-19

Steven Denbaars

Director

Sale5,085$20.61$104.8K
2026-05-01

Jonathan Klamkin

Chief Executive Officer

Sale4,300$24.20$104.1K
2026-05-01

Jonathan Klamkin

Chief Executive Officer

Sale15,024$25.15$377.8K
2026-05-01

Jonathan Klamkin

Chief Executive Officer

Sale676$25.71$17.4K
2026-04-01

Jonathan Klamkin

Chief Executive Officer

Sale20,000$13.10$261.9K
2026-03-04

Jonathan Klamkin

Chief Executive Officer

Sale28,206$17.77$501.4K
2026-03-04

Jonathan Klamkin

Chief Executive Officer

Sale21,794$18.41$401.2K
2026-02-26

Steven Denbaars

Director

Sale12,500$15.85$198.1K
2026-02-25

Steven Denbaars

Director

Sale12,500$17.58$219.8K
2026-02-04

Mark N. Tompkins

Sale28,544$14.63$417.6K
2026-02-04

Mark N. Tompkins

Sale5,956$15.12$90.1K
2026-02-02

Mark N. Tompkins

10%+ owner

Sale37,500$15.74$590.3K
2026-01-30

Mark N. Tompkins

10%+ owner

Sale24,092$15.88$382.6K
2026-01-30

Mark N. Tompkins

10%+ owner

Sale908$16.79$15.2K
2026-01-29

Mark N. Tompkins

10%+ owner

Sale27,297$16.75$457.2K
2026-01-29

Mark N. Tompkins

10%+ owner

Sale5,203$17.16$89.3K
2026-01-22

Mark N. Tompkins

10%+ owner

Sale29,038$18.05$524.1K
2026-01-22

Mark N. Tompkins

10%+ owner

Sale962$18.81$18.1K
2026-01-21

Mark N. Tompkins

10%+ owner

Sale30,328$18.52$561.7K
2026-01-21

Mark N. Tompkins

10%+ owner

Sale12,947$19.30$249.9K
2026-01-21

Mark N. Tompkins

10%+ owner

Sale1,715$20.44$35.1K
2026-01-21

Mark N. Tompkins

10%+ owner

Sale10$21.24$212
2026-01-20

Mark N. Tompkins

10%+ owner

Sale29,112$20.66$601.5K
2026-01-20

Mark N. Tompkins

10%+ owner

Sale888$21.58$19.2K
2025-12-26

Mark N. Tompkins

10%+ owner

Sale6,970$16.91$117.9K
2025-12-26

Mark N. Tompkins

10%+ owner

Sale20,368$18.01$366.8K
2025-12-26

Mark N. Tompkins

10%+ owner

Sale2,662$18.39$49.0K

Source: SEC Form 4 filings. Officers, directors, and 10%+ owners must disclose share transactions within two business days. RSU grants and tax-withholding rows are excluded by default — compensation activity is not a trading signal.

Who owns ALMU

Institutional value

$30.6M

Total shares held

2.4M

Distinct holders

52

-23 vs prior

As of

2026-03-31

Prior: 2025-12-31

Filers with $100M+ AUM disclose holdings 45 days after quarter end.

Top institutional holders

#ManagerSharesValueQoQ changeAction
1BlackRock, Inc.859.7K$11.3M+35.5K (+4.3%)Added
2VANGUARD CAPITAL MANAGEMENT LLC588.8K$7.7MNew
3UBS Group AG121.0K$1.6M+71.9K (+146.2%)Added
4VANGUARD PORTFOLIO MANAGEMENT LLC119.9K$1.6MNew
5Maytree Asset Management Ltd73.5K$961.8KNew
6VANGUARD FIDUCIARY TRUST CO73.0K$955.3KNew
7Westside Investment Management, Inc.62.8K$822.4K+12.5K (+24.9%)Added
8BFSG, LLC35.6K$466.0K+0 (+0.0%)No change
9Fortitude Advisory Group L.L.C.35.4K$463.8KNew
10Quantbot Technologies LP29.5K$386.0KNew
11Bank of New York Mellon Corp28.3K$370.5K-422 (-1.5%)Trimmed
12Cetera Investment Advisers26.4K$345.4K-1.9K (-6.6%)Trimmed
13LPL Financial LLC26.3K$344.2K+830 (+3.3%)Added
14Manchester Capital Management LLC25.0K$326.8K+0 (+0.0%)No change
15GatePass Capital, LLC20.0K$261.8KNew
16MCF Advisors LLC18.6K$243.5K+0 (+0.0%)No change
17Wealthfront Advisers LLC16.2K$212.3KNew
18Nuveen, LLC15.7K$205.5K+0 (+0.0%)No change
19IMC-Chicago, LLC15.5K$203.1K-2.0K (-11.3%)Trimmed
20STIFEL FINANCIAL CORP15.2K$199.0KNew

Source: SEC Form 13F-HR. Positions aggregated across sub-managers within each firm. Options (puts/calls) excluded — common stock only.

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