Aeluma, Inc.
ALMU- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0001828805
In the last 90 days, Aeluma, Inc. insiders filed 0 open-market purchases and 4 sales; 97 institutions reported holding it in 13F filings for Q2 2026, worth $120.0M in total; no superinvestor holds it.
Key figures
- Insider buysOpen market, last 90 days
- 0
- Insider sellsLast 90 days, $2.44M in total
- 4
- 13F holdersQ2 2026, +9 vs. previous quarter
- 97
- 13F valueReported value at the end of Q2 2026
- $120.0M
- Superinvestors holdingAt the end of Q2 2026
- 0
Price chart
Superinvestors holding ALMU, Q2 2026
No superinvestor reported holding ALMU at the end of Q2 2026.
Latest insider trades
Open-market purchases and sales by Aeluma, Inc. insiders from Form 4, newest first.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Sep 23, 2026 (view filing)7:16 PM ET | Sep 21 | 2 days | Klamkin JonathanChief Executive Officer | SSale | −100.0K | $13.35 | −$1.34M | −7.5%1.23M after | 10b5-1 |
| Aug 28, 2026 (view filing)5:54 PM ET | Aug 26-27 | 2 days | Denbaars StevenDirector | SSale | −25.0K | $13.83 | −$345.7K | −6.8%345.2K after | Amended2 lots10b5-1 |
| Aug 5, 2026 (view filing)4:08 PM ET | Aug 3 | 2 days | Klamkin JonathanChief Executive Officer | SSale | −20.0K | $16.73 | −$334.6K | −89.3%2.40K after | 2 lots10b5-1 |
| Jul 2, 2026 (view filing)4:04 PM ET | Jul 1 | 1 day | Klamkin JonathanChief Executive Officer | SSale | −20.0K | $21.08 | −$421.7K | −89.3%2.40K after | 2 lots10b5-1 |
| Jun 3, 2026 (view filing) | Jun 1 | 2 days | Klamkin JonathanChief Executive Officer | SSale | −20.0K | $25.04 | −$500.7K | −89.3%2.40K after | 5 lots10b5-1 |
| May 21, 2026 (view filing) | May 19-20 | 2 days | Denbaars StevenDirector | SSale | −25.0K | $20.23 | −$505.7K | −6.3%370.2K after | 4 lots10b5-1 |
| May 5, 2026 (view filing) | May 1 | 4 days | Klamkin JonathanChief Executive Officer | SSale | −20.0K | $24.96 | −$499.3K | −89.3%2.40K after | 3 lots10b5-1 |
| Apr 3, 2026 (view filing) | Apr 1 | 2 days | Klamkin JonathanChief Executive Officer | SSale | −20.0K | $13.10 | −$262.0K | −1.4%1.41M after | 10b5-1 |
| Mar 5, 2026 (view filing) | Mar 4 | 1 day | Klamkin JonathanChief Executive Officer | SSale | −50.0K | $18.05 | −$902.4K | −3.4%1.43M after | 2 lots10b5-1 |
| Feb 27, 2026 (view filing) | Feb 25-26 | 2 days | Denbaars StevenDirector | SSale | −25.0K | $16.72 | −$417.9K | −6.1%385.1K after | 2 lots10b5-1 |
Top 10 13F holders, Q2 2026
The largest institutional positions in Aeluma, Inc. at the end of Q2 2026; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 973,235 | $21.5M | 0.00% | +113,528+13.2% | Added |
| D. E. Shaw & Co., Inc. | 797,983 | $17.6M | 0.01% | +772,983+3,091.9% | Added |
| Vanguard Capital Management LLC | 574,417 | $12.7M | 0.00% | −14,334−2.4% | Reduced |
| Millennium Management LLC | 529,005 | $11.7M | 0.01% | +130,706+32.8% | Added |
| Geode Capital Management, LLC | 318,018 | $7.02M | 0.00% | +22,696+7.7% | Added |
| State Street Corp | 254,168 | $5.61M | 0.00% | +6,823+2.8% | Added |
| Apis Capital Advisors, LLC | 194,000 | $4.28M | 0.42% | −12,000−5.8% | Reduced |
| AWM Investment Company, Inc. | 131,404 | $2.90M | 0.25% | −68,596−34.3% | Reduced |
| Northern Trust Corp | 123,505 | $2.73M | 0.00% | +7,582+6.5% | Added |
| Vanguard Portfolio Management LLC | 112,400 | $2.48M | 0.00% | −7,481−6.2% | Reduced |