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SCHEDULE Filed 2026-01-02 Event 2024-08-01 SEC 0001213900-26-000508 →

McCarthy Lee → Aeluma, Inc. ALMU

Stake: 1.50% Shares: 270,064 CUSIP: 00776X109 Class: Common Stock, $0.0001 par value
Composite Decision Signal · PASS (LOW BASE-RATE EDGE) Conviction Score: 20/100 · Filer 90d Win Rate: 0% · Hist. 90d Edge: -7.0%
  • Passive Schedule 13G filer baseline
  • 7 NPORT-P mutual funds holding CUSIP
  • Elevated short days-to-cover (6.5 DTC)

Item 4 — Purpose of Transaction

Since Mr. McCarthy filed Schedule 13D on June 30, 2021, he has not acquired any shares of Common Stock. He started selling shares of Common Stock on August 1, 2024, as set forth below, and as of March 30, 2025, beneficially owned 743,425 shares of the Issuer, representing approximately 4.7% of the outstanding shares following the Issuer engaging in a firm commitment underwriting for the sale of 2,285,714 shares of its common stock and an uplisting to the Nasdaq Capital Market. Date Action Price ($1)1 Quantity Percent of holdings 8/1/2024 - 8/5/2024 Sale 3.07 10352 -1.1% 8/14/24 Donation - Transfer 2.93 10000 -1.0% shares to charity 8/23/24 - 9/5/2024 Sale 2.93 1500 -0.2% 9/9/24 Donation - Transfer 2.82 10000 -1.1% shares to charity 9/20/24 - 9/23/24 Sale 3.28 12500 -1.3% 9/26/2024 - 10/18/2024 Sale 3.15 11655 -1.3% 10/22/2024 - 11/8/2024 Sale 3.12 7993 -0.9% 11/20/24 Donation - Transfer 3.30 10000 -1.1% shares to charity 12/13/25 Sale 5.21 8000 -0.9% 12/18/2024 - 12/19/2024 Sale 9.26 8980 -1.0% 12/23/24 Sale 7.62 5020 -0.6% 1/10/25 Sale 7.31 4000 -1.6% 1/16/2025 -1/21/2025 Sale 7.28 9098 -1.1% 1/22/2025 - 1/27/2025 Sale 7.09 18902 -2.3% 1/31/2025 - 2/4/2025 Sale 6.70 10021 -1.2% 2/7/2025 - 2/14/2025 Sale 6.63 7179 -0.9% 2/19/25 Sale 6.27 10800 -1.3% 2/25/25 Sale 5.90 14000 -1.8% 2/27/2025 - 2/28/2025 Sale 6.32 7500 -0.9% 2/28/25 Sale 6.25 6500 -0.8% 3/14/25 Sale 6.14 10000 -1.3% 3/18/25 Sale 6.00 15300 -2.0% 3/20/25 Sale 6.07 14700 -2.0% (1) *Share prices are average prices on the trading day(s) stated in the table.

Cross-References

Insider Activity (last 365d)
10 transactions
6 buys · 1 sales · 0 awards/exercises
Issuer Cluster
2 13D/G filings on this issuer
1 other filing besides this one
Filer Track Record
1 filings by this filer
0 other filings in the data moat
Short Interest · settle 2026-10-15
DTC 6.48
3,973,014 shares short · +6.7% vs prior

Post-Filing Returns · since 2024-08-01 on ALMU

+1 day
-0.3%
+5 days
-7.7%
+30 days
-12.1%
+60 days
-3.9%
+90 days
-7.0%
+180 days
+112.7%

Anchor price 3.30 on closest trading day on/after 2024-08-01. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-09-30 Stewart Christopher P. officer F 5,697 $12.36 $70K
2026-09-21 Stewart Christopher P. officer Award 15,886 — —
2026-09-21 Stewart Christopher P. officer Award 4,042 — —
2026-09-21 Stewart Christopher P. officer F 1,450 $13.61 $20K
2026-09-21 Stewart Christopher P. officer Award 37,568 $13.61 $511K
2026-09-21 Klamkin Jonathan director, officer Sale 100,000 $13.35 $1.34M
2026-09-21 Klamkin Jonathan director, officer Award 31,771 — —
2026-09-21 Klamkin Jonathan director, officer Award 12,675 — —
2026-09-21 Klamkin Jonathan director, officer F 4,547 $13.61 $62K
2026-09-21 Klamkin Jonathan director, officer Award 75,135 $13.61 $1.02M

Other 13D/G Filings on Aeluma, Inc.

FiledFormFilerStakeShares
2026-07-27 SCHEDULE 13G BlackRock, Inc. — — view →

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