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ALMU on Nasdaq

Aeluma, Inc.

Aeluma, Inc. is an American semiconductors and related devices company based in Goleta.2 Its shares trade on Nasdaq under the symbol ALMU.2

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Last updated Oct 21, 2026.

Overview

$4.5MRevenue, fiscal 20263
-$9.2MNet income, fiscal 20263

Compare with Nano Labs Ltd, Semilux International Ltd. or Rubicon Technology, or pick any stock.

  • TickerALMU on Nasdaq2
  • IndustrySemiconductors & Related Devices2
  • HeadquartersWilmington, United States2
  • Incorporated inDE4
  • Business address27 Castilian Drive, Goleta, Ca 931174
  • Filer category, Emerging growth company4
  • Legal formCorporation2
  • LEI52990051HWNR927ROY502
  • StatusActive2
  • LEI statusIssued and current2
  • Registered addressc/o VCORP SERVICES, LLC, 108 W. 13TH STREET SUITE 100, 19801 Wilmington, United States2
  • Registered withDivision of Corporations, Department of State, 35007222

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Our photodetectors and photodetector arrays can detect near-infrared (“NIR”) and shortwave infrared (“SWIR”) light.5 From its latest annual report

Financials

From the company’s reports to the SEC. Every number links to the filing it came from.

Key numbers, fiscal 2026

-228.3%Operating margin3
-205.3%Net margin3
-4.4%Revenue growth, 20263
-16.1%Return on equity3
-$3.9MFree cash flow3

Where the money goes

Where each dollar of revenue went, fiscal 2026

  • Cost of revenue38¢$2.9M
  • Research and development62¢$4.7M

Out of $4.5M in revenue.3 The company lost money this year.

Financial statements

Revenue673$4.5M in 2026+2207% since 2023
0$2.0M$4.0M$6.0M2023: $193.3K$193.3K20232024: $919.0K$919.0K2024+375%2025: $4.7M$4.7M2025+408%2026: $4.5M$4.5M2026−4%
Operating income8673-$10.2M in 2026+173% since 2022
-$15.0M-$10.0M-$5.0M02022: -$3.7M-$3.7M20222023: -$5.5M-$5.5M2023+48%2024: -$4.6M-$4.6M2024−17%2025: -$2.1M-$2.1M2025−53%2026: -$10.2M-$10.2M2026+376%
Net income98673-$9.2M in 2026+67896% since 2020
-$10.0M-$7.5M-$5.0M-$2.5M02020: -$13.5K-$13.5K20202022: -$3.5M-$3.5M2022+25525%2023: -$5.4M-$5.4M2023+56%2024: -$4.6M-$4.6M2024−15%2025: -$3.0M-$3.0M2025−34%2026: -$9.2M-$9.2M2026+203%

Every line of the income statement as filed: the last 2 fiscal years, latest first.3

Period ending2026-06-302025-06-30
Revenue$4.5M$4.7M
Cost of revenue$2.9M$1.9M
Research and development$4.7M$1.3M
General and administrative$7.1M$3.6M
Total operating expenses$14.6M$6.8M
Loss from operations-$10.2M-$2.1M
Interest income$1.0M$113.0K
Amortization of discount on convertible notes-$715.0K
Changes in fair value of derivative liabilities-$278.0K
Total other income (expense), net$1.0M-$880.0K
Loss before income tax expense-$9.2M-$3.0M
Net loss-$9.2M-$3.0M
Net loss per share - Basic (in Dollars per share)-$0.52-$0.23
Net loss per share - Diluted (in Dollars per share)-$0.52-$0.23
Weighted average common shares outstanding - Basic (in Shares)17.7M shares13.2M shares
Weighted average common shares outstanding - Diluted (in Shares)17.7M shares13.2M shares

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Corporate structure

Aeluma, Inc. sits at the top of its group. 1 entity, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

Major holders of Aeluma, Inc.

  • BlackRock Filed SCHEDULE 13G on Aeluma, Inc., latest Jul 27, 2026
  • Mark N. Tompkins Filed SCHEDULE 13G/A on Aeluma, Inc., latest May 15, 2026 (6 filings since Feb 14, 2022)
  • George Herbert Perry Filed SCHEDULE 13G on Aeluma, Inc., latest Mar 31, 2026
  • Lee McCarthy Filed SCHEDULE 13D/A on Aeluma, Inc., latest Jan 2, 2026
  • AWM Investment Company, Inc. Filed SCHEDULE 13G/A on Aeluma, Inc., latest Jun 6, 2025 (2 filings since May 7, 2025)
  • Ian Seth Jacobs Filed SC 13G/A on Aeluma, Inc., latest Feb 14, 2022
  • Aeluma, Inc. Wilmington, Delaware, United States

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

What it owns

What Aeluma, Inc. reports owning in its annual reports to the SEC: buildings, land and equipment, real estate and locations, investments, intangible assets and inventory, at the end of its latest fiscal year and a year before.

Property and equipment

ItemLatestA year beforeChange
Machinery and equipment$2.3M3 Jun 30, 2026$1.7M3 Jun 30, 2025+38.2%
Leasehold improvements$547.0K3 Jun 30, 2026$547.0K3 Jun 30, 20250%
Accumulated depreciation$1.5M3 Jun 30, 2026$1.0M3 Jun 30, 2025+43.9%
Property and equipment, net$1.4M3 Jun 30, 2026$1.2M3 Jun 30, 2025+16.3%
Operating-lease assets (leased space)$1.9M3 Jun 30, 2026$836.0K3 Jun 30, 2025+129.2%

Real estate and locations

ItemLatestA year beforeChange
Area of land9,000 sq ft7 Jun 30, 2025

Investments

ItemLatestA year beforeChange
Cash and cash equivalents$56.0M3 Jun 30, 2026$3.6M3 Jun 30, 2025+1443.7%

Intangibles and goodwill

ItemLatestA year beforeChange
Intangible assets, net (excluding goodwill)$4.0K7 Jun 30, 2025$7.0K7 Jun 30, 2024−42.9%

Properties, in its own words

We lease our corporate headquarters in Goleta, California, Our principal R&D and manufacturing facility is approximately 9,000 square feet and includes a cleanroom and equipment used for epitaxy wafer production, process development, prototyping, wafer-scale testing, and validation. The lease is scheduled to expire in March 2031 and includes a 60-month extension option. We also lease approximately 2,400 square feet of additional office space near our headquarters.

Item 2 of the 10-K filed Sep 16, 2026.5

Leadership

Who has led Aeluma, Inc., and when. Pick a name to see everywhere that person has worked.

Chief executive

  1. Jonathan Klamkin2021–now

Chief financial officer

  1. Lee McCarthy2021
  2. James Seo2025–now

Chief operating officer

  1. Lee McCarthy2021
2025
Board members and other officers (7)

Former names

  • Parc Investments, Inc.Oct 21, 2020 to Jun 11, 20214

Timeline

  1. Sep 30, 20268-K Bylaws or fiscal year changed21
  2. Sep 16, 20268-K Results of operations22
  3. Jul 30, 20268-K Regulation FD disclosure23
  4. May 19, 20268-K Regulation FD disclosure24
  5. May 13, 20268-K Results of operations25
  6. Mar 20, 20268-K Entered a material agreement26
  7. Feb 11, 20268-K Results of operations27
  8. Jan 20, 20268-K Shareholder vote28
  9. Nov 12, 20258-K Results of operations29
  10. Oct 20, 20258-K Other events30
  11. Sep 19, 20258-K Entered a material agreement; Regulation FD disclosure31
  12. Sep 19, 20258-K Regulation FD disclosure32
  13. Jun 25, 2021New chief executive Jonathan Klamkin becomes CEO13
  14. Aug 21, 2020Founded Aeluma, Inc. is founded2

Calendar

When it reported results

  1. Sep 16, 2026Reported quarterly or annual results22
  2. May 13, 2026Reported quarterly or annual results25
  3. Feb 11, 2026Reported quarterly or annual results27
  4. Nov 12, 2025Reported quarterly or annual results29
  5. Sep 9, 2025Reported quarterly or annual results33
  6. May 7, 2025Reported quarterly or annual results34
  7. Feb 10, 2025Reported quarterly or annual results35
  8. Nov 8, 2024Reported quarterly or annual results36

Upcoming dates from Nasdaq's calendar; past results from the company's 8-K filings (Item 2.02). The full markets calendar

Filings

234 filings to the SEC since October 2021: 5 annual reports, 15 quarterly reports, 43 major events, 51 insider forms, 12 large holders, 3 private raises, 105 other. The latest 20:

  1. Oct 14, 20264 EDGAR
  2. Oct 13, 2026144 EDGAR
  3. Oct 1, 20264 EDGAR
  4. Sep 30, 2026ARS EDGAR
  5. Sep 30, 2026DEFA14A DEFINITIVE ADDITIONAL MATERIALS EDGAR
  6. Sep 30, 2026DEF 14A PROXY STATEMENT EDGAR
  7. Sep 30, 20268-K CURRENT REPORT EDGAR
  8. Sep 23, 20264 EDGAR
  9. Sep 23, 20264 EDGAR
  10. Sep 23, 20264 EDGAR
  11. Sep 21, 2026144 EDGAR
  12. Sep 18, 2026S-8 REGISTRATION STATEMENT EDGAR
  13. Sep 16, 202610-K ANNUAL REPORT EDGAR
  14. Sep 16, 20268-K CURRENT REPORT EDGAR
  15. Aug 28, 20264/A EDGAR
  16. Aug 28, 20264 EDGAR
  17. Aug 26, 2026144 EDGAR
  18. Aug 5, 20264 EDGAR
  19. Jul 30, 20268-K CURRENT REPORT EDGAR
  20. Jul 27, 2026SCHEDULE 13G EDGAR

The 234 filings since October 2021 can be filtered by form type and year here when JavaScript is on.

Every filing from the last five years, summarized. The full record is on SEC EDGAR.

Insider trades

55 open-market trades by officers, directors and large owners since October 2021: 2 buys and 53 sales. Grants, option exercises and gifts are left out.

DateWhoTradeSharesPriceValueFiling
Sep 21, 2026Klamkin JonathanChief Executive OfficerSale100,000$13.35$1.3MForm 4
Aug 27, 2026Denbaars StevenDirectorSale12,500$13.82$172.8KForm 4
Aug 27, 2026Denbaars StevenDirectorSale12,500$13.82$172.8KForm 4
Aug 26, 2026Denbaars StevenDirectorSale12,500$13.84$173.0KForm 4
Aug 26, 2026Denbaars StevenDirectorSale12,500$13.84$173.0KForm 4
Aug 3, 2026Klamkin JonathanChief Executive OfficerSale20,000$16.73$334.7KForm 4
Jul 1, 2026Klamkin JonathanChief Executive OfficerSale20,000$21.08$421.6KForm 4
Jun 1, 2026Klamkin JonathanChief Executive OfficerSale20,000$25.04$500.7KForm 4
May 20, 2026Denbaars StevenDirectorSale12,500$20.47$255.8KForm 4
May 19, 2026Denbaars StevenDirectorSale12,500$19.99$249.8KForm 4
May 1, 2026Klamkin JonathanChief Executive OfficerSale20,000$24.96$499.3KForm 4
Apr 1, 2026Klamkin JonathanChief Executive OfficerSale20,000$13.10$262.0KForm 4
Mar 4, 2026Klamkin JonathanChief Executive OfficerSale50,000$18.05$902.4KForm 4
Feb 26, 2026Denbaars StevenDirectorSale12,500$15.85$198.1KForm 4
Feb 25, 2026Denbaars StevenDirectorSale12,500$17.58$219.8KForm 4
Feb 4, 2026Tompkins Mark N.Sale34,500$14.71$507.7KForm 4
Feb 2, 2026Tompkins Mark N.Sale37,500$15.74$590.2KForm 4
Jan 30, 2026Tompkins Mark N.Sale25,000$15.91$397.8KForm 4
Jan 29, 2026Tompkins Mark N.Sale32,500$16.82$546.5KForm 4
Jan 22, 2026Tompkins Mark N.Sale30,000$18.07$542.2KForm 4

All 55 trades can be filtered by person here when JavaScript is on.

From Forms 4 filed with the SEC.

Major holders

Investors who own more than 5% of the shares must tell the SEC: a 13D if they may seek to influence the company, a 13G if they hold passively.

  • BlackRockSCHEDULE 13G, 1 filing Jul 27, 202637
  • Mark N. TompkinsSCHEDULE 13G/A, 6 filings Feb 14, 2022 to May 15, 202638
  • George Herbert PerrySCHEDULE 13G, 1 filing Mar 31, 202639
  • Lee McCarthySCHEDULE 13D/A, 1 filing Jan 2, 202640
  • AWM Investment Company, Inc.SCHEDULE 13G/A, 2 filings May 7, 2025 to Jun 6, 202541
  • Ian Seth JacobsSC 13G/A, 1 filing Feb 14, 202242

Executive pay

What the company paid its top executives, from the summary compensation table in its proxy statement. Total pay includes salary, bonus, stock and option awards and other pay, as the company valued them.

YearExecutiveAgeSalaryTotal pay
2026Christopher Stewart$273.9K$3.5M43
2026Jonathan Klamkin46$345.0K$690.0K43
2026James Seo$188.0K$293.0K43
2025President and Chief Executive Offic er$271.7K$2.0M43
2025Vice President Finance, Former Interim C hief Finan cial Office r$159.5K$286.0K43

Money raised

Private offerings the company reported to the SEC on Form D.

  1. Aug 5, 2024Raised $3.1 million in a private offering of securities Form D: $4 million offered in all Form D
  2. Dec 22, 2022Raised $1.6 million in a private offering of equity Form D: $4 million offered in all Form D

Held by these funds

The largest holders among investment managers' 13F reports for the quarter ending Jun 30, 2026, the top 25 of 97. Change is in shares since the quarter before.

FundSharesValueShare of the fundChange
BlackRock, Inc.973,235$21.5M0.0%+113,528
D. E. Shaw & Co., Inc.797,983$17.6M0.0%+772,983
Vanguard Capital Management LLC574,417$12.7M0.0%−14,334
Millennium Management LLC529,005$11.7M0.0%+130,706
Geode Capital Management, LLC318,018$7.0M0.0%+22,696
State Street Corp254,168$5.6M0.0%+6,823
Apis Capital Advisors, LLC194,000$4.3M0.4%−12,000
AWM Investment Company, Inc.131,404$2.9M0.3%−68,596
Northern Trust Corp123,505$2.7M0.0%+7,582
Vanguard Portfolio Management LLC112,400$2.5M0.0%−7,481
Marshall Wace, Llp95,964$2.1M0.0%−53,473
Bank of New York Mellon Corp92,697$2.0M0.0%+64,397
Lazard Asset Management LLC90,586$2.0M0.0%New
Vanguard Fiduciary Trust Co84,175$1.9M0.0%+11,199
Westside Investment Management, Inc.52,575$1.2M0.2%−10,255
UBS Group AG47,078$1.0M0.0%−73,932
Citadel Advisors LLC41,219$910.1K0.0%New
Morgan Stanley41,155$908.7K0.0%−1,710
LPL Financial LLC38,878$858.4K0.0%+12,584
Goldman Sachs Group Inc38,571$851.6K0.0%−8,959
Fortitude Advisory Group L.L.C.37,567$829.5K0.3%+2,132
Charles Schwab Investment Management Inc36,745$811.3K0.0%+1,856
Bfsg, LLC35,602$786.1K0.1%No change
Wells Fargo & Company/mn32,148$709.8K0.0%+23,148
IMC-Chicago, LLC29,895$660.1K0.0%+14,380

13F reports cover disclosed long positions in U.S. stocks only.

SEC filer profile

How Aeluma, Inc. is registered with the Securities and Exchange Commission, from its EDGAR record and the cover page of its latest annual report.

  • Name on EDGARAeluma, Inc.1
  • CIK0001828805
  • Employer ID (EIN)85-28073515
  • Filer statusNon-accelerated filer an emerging growth company; a smaller reporting company; not a shell company5
  • Incorporated inDelaware5
  • Fiscal year endsJune 301
  • Industry code (SIC)3674 Semiconductors & Related Devices1
  • SEC reviewing officeOffice of Manufacturing, Division of Corporation Finance1
  • Business address27 Castilian Drive, Goleta, CA 931171
  • Phone805-351-27071
  • Shares outstanding19,265,671 shares as of Sep 11, 20265
  • Public float$276.2M as of Dec 31, 20255
  • AuditorRose, Snyder & Jacobs LLP, Encino, California PCAOB ID 468; no auditor attestation of internal control over financial reporting5
  • On EDGAR sinceOct 21, 20201
  • Filings264 in all: 8-K (45), 4 (44), 424B3 (24), 10-Q (17), CORRESP (15), 3 (11), EFFECT (11), POS AM (9)1
    All 41 form types

    S-1/A (9), 144 (8), 10-K (6), UPLOAD (6), DEF 14A (5), SCHEDULE 13G/A (5), 424B5 (4), 5 (4), 4/A (3), D (3), S-1 (3), SC 13G/A (3), SCHEDULE 13G (3), 8-K/A (2), DEFA14A (2), NT 10-Q (2), S-8 (2), SC 13D (2), SC 13G (2), 10-12G (1), 10-KT (1), 144/A (1), 424B4 (1), 8-A12B (1), ARS (1), CERT (1), D/A (1), S-1MEF (1), S-3 (1), S-3/A (1), SC 14F1 (1), SCHEDULE 13D/A (1), SEC STAFF ACTION (1)

  • Latest filingsAnnual report (10-K) Sep 16, 2026
    Quarterly report (10-Q) May 13, 2026
    Proxy statement (DEF 14A) Sep 30, 2026
    Latest 8-K (8-K) Sep 30, 2026

Securities registered for trading

ClassSymbolExchange
Common Stock, par value $0.0001 per shareALMUThe Nasdaq Stock Market LLC

From the cover page of the 10-K filed Sep 16, 2026 (Section 12(b) of the Exchange Act).5

Risk factors and legal proceedings

The risks Aeluma, Inc. names in Item 1A of its 10-K filed Sep 16, 2026: 1 risk under these headings, as written.5

  • Below are material factors known to us that could materially adversely affect our business, operating results, financial condition, prospects or share price. These risks are not the only risks we face, and there may be other risks, including risks not known to us or that we currently deem to be immaterial, that could materially and adversely affect our business and financial performance. Although these risks are organized by headings, and each risk is discussed separately, many are interrelated.
  • Risks Relating to the Semiconductor Industry
  • Risks Relating to Intellectual Property
  • Risks Relating to Our Common Stock

Legal proceedings

We are not currently involved in any material legal proceedings. From time to time, we anticipate that we will be involved in legal proceedings, claims, and litigation arising in the ordinary course of our business and otherwise. The ultimate costs to resolve any such matters could have a material adverse effect on our financial statements. We could be forced to incur material expenses with respect to these legal proceedings, and in the event that there is an outcome adverse to us, our financial position and prospects could be harmed. We carry insurance coverage in such amounts as we believe to be reasonable under the circumstances and that may or may not cover any or all of our liabilities in respect of these matters.

The opening of Item 3, Legal Proceedings.5

Sources

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    SEC EDGAROther events
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