NASDAQ: ALMU
Aeluma Inc Stock Ownership - Who owns Aeluma?

Insider buying vs selling

Have Aeluma Inc insiders been buying or selling?

Buy
Sell
NameRoleDateSharesPriceValue
Jonathan KlamkinChief Executive Officer2026-06-01900$22.19
$19.97kSell
Jonathan KlamkinChief Executive Officer2026-06-018,200$26.25
$215.21kSell
Jonathan KlamkinChief Executive Officer2026-06-011,600$25.12
$40.19kSell
Jonathan KlamkinChief Executive Officer2026-06-017,900$24.39
$192.64kSell
Jonathan KlamkinChief Executive Officer2026-06-011,400$23.32
$32.65kSell
Steven DenbaarsDirector2026-05-20942$21.30
$20.06kSell
Steven DenbaarsDirector2026-05-2011,558$20.40
$235.74kSell
Steven DenbaarsDirector2026-05-197,415$19.56
$145.02kSell
Steven DenbaarsDirector2026-05-195,085$20.61
$104.81kSell
Jonathan KlamkinChief Executive Officer2026-05-0115,024$25.15
$377.84kSell

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Net Insider Buy/Sell (L12M) Ownership

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ALMU Shareholders

What type of owners hold Aeluma Inc stock?

Institutional
Insider
Retail
NameHoldSharesValueType
Mark N. Tompkins9.78%1,790,488$45.12MInsider
Jonathan Klamkin7.48%1,369,398$34.51MInsider
Lee McCarthy5.34%977,425$24.63MInsider
Blackrock Inc4.70%859,707$21.66MInstitution
Vanguard Capital Management LLC3.22%588,751$14.84MInstitution
Millennium Management LLC2.18%398,299$10.04MInstitution
Steven Denbaars2.02%370,209$9.33MInsider
Geode Capital Management LLC1.61%295,322$7.44MInstitution
Raymond James Financial Inc1.46%267,572$6.74MInstitution
State Street Corp1.35%247,345$6.23MInstitution

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ALMU vs Semiconductor Stocks

TickerInst. %Insider %Net Insider (L12M)Net Insider (L3M)
ALMU26.68%24.97%Net SellingNet Selling
QUIK28.25%6.41%Net SellingNet Selling
NVEC85.83%5.71%Net Selling
DVLT4.27%41.71%Net SellingNet Selling
GSIT25.79%41.14%Net SellingNet Selling

Aeluma Stock Ownership FAQ

Who owns Aeluma?

Aeluma (NASDAQ: ALMU) is owned by 26.68% institutional shareholders, 24.97% Aeluma insiders, and 48.35% retail investors. Mark N. Tompkins is the largest individual Aeluma shareholder, owning 1.79M shares representing 9.78% of the company. Mark N. Tompkins's Aeluma shares are currently valued at $44.64M.

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