Klamkin Jonathan Insider Trading Activity

Corporate InsiderCEO · CIK 1869626

12

Total trades

$5.0M

Total volume

Jun 1, 2026

Last activity

ALMU

Aeluma, Inc.

Klamkin Jonathan has been net-selling over the last 12 months with 0 purchases and 12 sales across 1 company.

ALMU is the most-traded position with 12 trades. The largest single transaction was a sale of ALMU for $2.8M on Aug 14, 2025.

Performance Scorecard

Forward stock performance after each transaction by Klamkin Jonathan. Buy returns measure price movement after open-market purchases; sell-avoided measures the loss avoided after open-market sales. Success rate counts trades where the insider's direction was right.

PERIODAVG BUY RETURNAVG SELL AVOIDEDSUCCESS RATETRADES
30 days—-3.5%43%7
90 days—-23.6%33%3
120 days—+3.7%100%1

Performance based on stock price movement after each transaction date. Past results do not predict future returns. Not financial advice.

Price & Trades

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ALMU · Aeluma, Inc.

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Recent Trades

DATETICKERTYPESHARESPRICEVALUEROLE
Jun 1, 2026ALMUSell7,900$24.39$193KCEO
Jun 1, 2026ALMUSell1,400$23.32$33KCEO
Jun 1, 2026ALMUSell900$22.19$20KCEO
Jun 1, 2026ALMUSell8,200$26.25$215KCEO
Jun 1, 2026ALMUSell1,600$25.12$40KCEO
May 1, 2026ALMUSell4,300$24.20$104KCEO
May 1, 2026ALMUSell15,024$25.15$378KCEO
May 1, 2026ALMUSell676$25.71$17KCEO
Apr 1, 2026ALMUSell20,000$13.10$262KCEO
Mar 4, 2026ALMUSell21,794$18.41$401KCEO
Mar 4, 2026ALMUSell28,206$17.77$501KCEO
Aug 14, 2025ALMUSell150,000$18.85$2.8MCEO

Top Companies Traded

TICKERCOMPANYTRADESTOTAL VOLUME
ALMUAeluma, Inc.12$5.0M

Other insiders at Aeluma, Inc.

2 other tracked filers at ALMU.

Mark N. Tompkins

Other

64

Trades

Denbaars Steven

Director

6

Trades