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ALMU
NASDAQ Manufacturing

10% Owner Sells Over $2.0 Million in Aeluma Stock

Arie Shkolnikov · Analysis by Wiseek AI
More coverage: Semiconductor Stocks · Technology
Sentiment info
Negative
Importance info
7
Price
$17.85
Mkt Cap
$315.191M
52W Low
$5.69
52W High
$25.883
52W Position info
214% above low
Off High info
31% below high
Rel. Volume info
1.2× avg
Market data snapshot near publication time

ALMU has more than doubled off its 52-week low of $5.69.

Summary

A 10% owner of Aeluma, Inc. sold over $2.0 million worth of common stock in open market transactions over three days.


Key Events · Ownership and Investor Activity · ALMU

  • Significant Insider Sale

    Mark N. Tompkins, a 10% owner, sold 105,000 shares of Aeluma, Inc. common stock for a total value of $2,009,667.

  • Sales Across Multiple Days

    The sales occurred over three days, from January 20 to January 22, 2026, with prices ranging from $18.05 to $21.58 per share.

  • Reduced Ownership Stake

    Following these transactions, Tompkins Mark N. directly holds 1,919,988 shares of Aeluma, Inc.


Analysis · ALMU · Manufacturing

Mark N. Tompkins, a 10% owner of Aeluma, Inc., executed a substantial open market sale of company stock. While 10% owners often sell for portfolio rebalancing, a sale of this magnitude, totaling over $2.0 million, is a notable event. This transaction represents a significant reduction in his direct holdings and could be interpreted by investors as a signal of reduced confidence, especially given the current stock price of $17.85 compared to the higher transaction prices.

At the time of this filing, ALMU was trading at $17.85 on NASDAQ in the Manufacturing sector, with a market capitalization of approximately $315.2M. The 52-week trading range was $5.69 to $25.88. This filing was assessed with negative market sentiment and an importance score of 7 out of 10.

View Main SEC Filing

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ALMU - Latest Insights

ALMU
May 28, 2026, 7:00 AM EDT
Source: GlobeNewswire
Importance Score:
7
Price at Filing: $22.80
Real-time Price: $14.47 info
Change: -$8.33 (-37%) info
Market Cap: $260.21M info
ALMU
May 19, 2026, 11:56 AM EDT
Filing Type: 144
Importance Score:
7
Price at Filing: $20.56
Real-time Price: $14.47 info
Change: -$6.09 (-30%) info
Market Cap: $260.21M info
ALMU
May 13, 2026, 5:23 PM EDT
Filing Type: 10-Q
Importance Score:
8
Price at Filing: $26.62
Real-time Price: $14.47 info
Change: -$12.15 (-46%) info
Market Cap: $260.21M info
ALMU
May 13, 2026, 4:45 PM EDT
Filing Type: 8-K
Importance Score:
7
Price at Filing: $27.44
Real-time Price: $14.47 info
Change: -$12.97 (-47%) info
Market Cap: $260.21M info
ALMU
May 13, 2026, 4:30 PM EDT
Source: GlobeNewswire
Importance Score:
7
Price at Filing: $27.07
Real-time Price: $14.47 info
Change: -$12.60 (-47%) info
Market Cap: $260.21M info