ALMU · Aeluma, Inc. · Shareholders & Ownership

$7.43 -0.37 (-4.71%)

Russell 2000 member Rebalance outlook locked

Market Cap

$143.15M

18.31M

Volume · Oct 20 66.78K Avg daily vol (3M) 584.42K

Every disclosed holder of ALMU in one list: 13F institutions, Schedule 13D and 13G filers, insiders (Forms 3, 4 and 5) and registered funds, each from its own latest filing. Holders nest by CIK and SEC reporting links, never by name, and each is summed once.

How the holder list picks a filing →

Who Owns ALMU

13F quarter Sep 30, 2026, combined view: filers that have not filed yet carry their Jun 30, 2026 positions

Holder group	Holders	Shares	% Out	Summed
Institutional (13F)	99	5,429,926	29.66%	Yes
Insiders (Forms 3, 4, 5)	7	3,461,779	18.91%	Yes
13D/G-only blocks	1	1,000,000	5.46%	Yes
Remaining	—	8,413,630	45.96%	Rest
Registered funds (N-PORT, not summed)	85	1,748,248	9.55%	No

Shares outstanding: 18,305,335, the issuer's latest cover-page count restated onto today's split basis.

13D/G-only counts each filer's latest 13D or 13G that no 13F report of the listing contains, that names no 13F filer and that no counted insider files. Funds are never summed: their shares sit inside their advisers' 13F reports.

Holders of ALMU

One row per holder Every filing By ultimate parent

All 13F Funds Insiders 13D/G Non-US

#	Holder	Shares	% Out	Change	As of	Notes
1	Klamkin Jonathan Insider CIK 1869626 · Oct 12, 2026 Director, Chief Executive Officer, issuer-wide	1,169,297	6.39%	-100,000	Oct 12, 2026	Director, Chief Executive Officer, issuer-wide
2	Perry George Herbert 13G CIK 2092822 · Unknown · Mar 30, 2026 Rule 13d-1(c), passive investor	1,000,000	5.46%	—	Mar 30, 2026	Rule 13d-1(c), passive investor
3	BlackRock, Inc. 13F CIK 2012383 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	973,235	5.32%	+113,528	Jun 30, 2026	carried, not yet filed for the newest quarter
3.1	BlackRock, Inc. 13G CIK 2012383 · Holding company · Jun 30, 2026 Rule 13d-1(b), qualified institution, not summed	963,791	5.27%	—	Jun 30, 2026	Rule 13d-1(b), qualified institution, not summed
3.2	iShares Russell 2000 ETF Fund S000004344 · Registered fund · Jun 30, 2026 iShares Trust, not summed	342,559	1.87%	+17,026	Jun 30, 2026	iShares Trust, not summed
3.3	iShares Russell 2000 Growth ETF Fund S000004343 · Registered fund · Jun 30, 2026 iShares Trust, not summed	121,494	0.66%	+105,088	Jun 30, 2026	iShares Trust, not summed
3.4	iShares Micro-Cap ETF Fund S000004439 · Registered fund · Jun 30, 2026 iShares Trust, not summed	43,547	0.24%	+10,662	Jun 30, 2026	iShares Trust, not summed
3.5	Master Small Cap Index Series Fund S000002716 · Registered fund · Jun 30, 2026 Quantitative Master Series LLC, not summed	22,894	0.13%	0	Jun 30, 2026	Quantitative Master Series LLC, not summed
4	Mark N. Tompkins 13G CIK 1455971 · Unknown · Mar 31, 2026 Rule 13d-1(c), passive investor, not summed	885,000	4.83%	-1,139,988	Mar 31, 2026	Rule 13d-1(c), passive investor, not summed
4.1	Tompkins Mark N. Insider CIK 1455971 · Feb 4, 2026 Insider, issuer-wide	1,790,488	9.78%	-34,500	Feb 4, 2026	Insider, issuer-wide
5	D. E. Shaw & Co., Inc. 13F CIK 1009207 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	797,983	4.36%	+772,983	Jun 30, 2026	carried, not yet filed for the newest quarter
6	VANGUARD CAPITAL MANAGEMENT LLC 13F CIK 2100119 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	574,417	3.14%	-14,334	Jun 30, 2026	carried, not yet filed for the newest quarter
7	MILLENNIUM MANAGEMENT LLC 13F CIK 1273087 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	529,005	2.89%	+130,706	Jun 30, 2026	carried, not yet filed for the newest quarter
8	VANGUARD TOTAL STOCK MARKET INDEX FUND Fund S000002848 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	428,381	2.34%	-18,000	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
9	Denbaars Steven Insider CIK 1700533 · Aug 27, 2026 Director, issuer-wide	345,209	1.89%	-25,000	Aug 27, 2026	Director, issuer-wide
10	GEODE CAPITAL MANAGEMENT, LLC 13F CIK 1214717 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	318,018	1.74%	+22,696	Jun 30, 2026	carried, not yet filed for the newest quarter
11	STATE STREET CORP 13F CIK 93751 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	254,168	1.39%	+6,823	Jun 30, 2026	carried, not yet filed for the newest quarter
11.1	STATE STREET SMALL/MID CAP EQUITY INDEX PORTFOLIO Fund S000050332 · Registered fund · Jun 30, 2026 STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed	4,500	0.02%	0	Jun 30, 2026	STATE STREET INSTITUTIONAL INVESTMENT TRUST, not summed
11.2	State Street Total Return V.I.S. Fund Fund S000001637 · Registered fund · Jun 30, 2026 STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed	300	0.00%	0	Jun 30, 2026	STATE STREET VARIABLE INSURANCE SERIES FUNDS INC, not summed
12	Apis Capital Advisors, LLC 13F CIK 1386892 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	194,000	1.06%	-12,000	Jun 30, 2026	carried, not yet filed for the newest quarter
13	AWM Investment Company, Inc. 13F CIK 1535264 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	131,404	0.72%	-68,596	Jun 30, 2026	carried, not yet filed for the newest quarter
14	VANGUARD EXTENDED MARKET INDEX FUND Fund S000002841 · Registered fund · Jun 30, 2026 VANGUARD INDEX FUNDS, not summed	128,126	0.70%	+5,613	Jun 30, 2026	VANGUARD INDEX FUNDS, not summed
15	NORTHERN TRUST CORP 13F CIK 73124 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	123,505	0.67%	+7,582	Jun 30, 2026	carried, not yet filed for the newest quarter
16	VANGUARD PORTFOLIO MANAGEMENT LLC 13F CIK 2100121 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	112,400	0.61%	-7,481	Jun 30, 2026	carried, not yet filed for the newest quarter
17	MARSHALL WACE, LLP 13F CIK 1318757 · Exempt reporting adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	95,964	0.52%	-53,473	Jun 30, 2026	carried, not yet filed for the newest quarter
18	Bank of New York Mellon Corp 13F CIK 1390777 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	92,697	0.51%	+64,397	Jun 30, 2026	carried, not yet filed for the newest quarter
19	LAZARD ASSET MANAGEMENT LLC 13F CIK 1207017 · Investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	90,586	0.49%	+90,586	Jun 30, 2026	carried, not yet filed for the newest quarter
20	VANGUARD FIDUCIARY TRUST CO 13F CIK 933478 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	84,175	0.46%	+11,199	Jun 30, 2026	carried, not yet filed for the newest quarter
21	Stewart Christopher P. Insider CIK 1822991 · Sep 30, 2026 Chief Financial Officer, issuer-wide	67,781	0.37%	+49,303	Sep 30, 2026	Chief Financial Officer, issuer-wide
22	VANGUARD RUSSELL 2000 INDEX FUND Fund S000030003 · Registered fund · May 31, 2026 VANGUARD SCOTTSDALE FUNDS, not summed	66,824	0.37%	+2,529	May 31, 2026	VANGUARD SCOTTSDALE FUNDS, not summed
23	WisdomTree Quantum Computing Fund Fund S000095648 · Registered fund · Jun 30, 2026 WisdomTree Trust, not summed	64,181	0.35%	—	Jun 30, 2026	WisdomTree Trust, not summed
24	Westside Investment Management, Inc. 13F CIK 1538383 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	52,575	0.29%	-10,255	Jun 30, 2026	carried, not yet filed for the newest quarter
25	WEDBUSH SECURITIES INC 13F CIK 1142495 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	51,425	0.28%	+51,425	Jun 30, 2026	carried, not yet filed for the newest quarter
26	UBS Group AG 13F CIK 1610520 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	47,078	0.26%	-73,932	Jun 30, 2026	carried, not yet filed for the newest quarter
27	CITADEL ADVISORS LLC 13F CIK 1423053 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	41,219	0.23%	+41,219	Jun 30, 2026	carried, not yet filed for the newest quarter
28	MORGAN STANLEY 13F CIK 895421 · Holding company · Jun 30, 2026 carried, not yet filed for the newest quarter	41,155	0.22%	-1,710	Jun 30, 2026	carried, not yet filed for the newest quarter
29	LPL Financial LLC 13F CIK 1403438 · Broker-dealer · Jun 30, 2026 carried, not yet filed for the newest quarter	38,878	0.21%	+12,584	Jun 30, 2026	carried, not yet filed for the newest quarter
30	GOLDMAN SACHS GROUP INC 13F CIK 886982 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	38,571	0.21%	-8,959	Jun 30, 2026	carried, not yet filed for the newest quarter
30.1	Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF Fund S000048296 · Registered fund · May 31, 2026 Goldman Sachs ETF Trust, not summed	11,502	0.06%	—	May 31, 2026	Goldman Sachs ETF Trust, not summed
30.2	Goldman Sachs Absolute Return Tracker Fund Fund S000020314 · Registered fund · Jun 30, 2026 GOLDMAN SACHS TRUST, not summed	6,699	0.04%	+2,337	Jun 30, 2026	GOLDMAN SACHS TRUST, not summed
31	Byron Michael Insider CIK 1516062 · Sep 21, 2026 Director, issuer-wide	38,343	0.21%	+25,000	Sep 21, 2026	Director, issuer-wide
32	CHARLES SCHWAB INVESTMENT MANAGEMENT INC 13F CIK 884546 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	36,745	0.20%	+1,856	Jun 30, 2026	carried, not yet filed for the newest quarter
33	Fortitude Advisory Group L.L.C. 13F CIK 1928999 · Registered investment adviser · Sep 30, 2026	35,954	0.20%	-1,613	Sep 30, 2026
34	BFSG, LLC 13F CIK 1706836 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	35,602	0.19%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
35	THOMPSON SIEGEL & WALMSLEY LLC 13F CIK 1008322 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	33,057	0.18%	-67,341	Jun 30, 2026	carried, not yet filed for the newest quarter
36	WELLS FARGO & COMPANY/MN 13F CIK 72971 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	32,148	0.18%	+23,148	Jun 30, 2026	carried, not yet filed for the newest quarter
37	Schwab Small-Cap Index Fund Fund S000005912 · Registered fund · Jul 31, 2026 SCHWAB CAPITAL TRUST, not summed	30,687	0.17%	+1,844	Jul 31, 2026	SCHWAB CAPITAL TRUST, not summed
38	IMC-Chicago, LLC 13F CIK 1452861 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	29,895	0.16%	+14,380	Jun 30, 2026	carried, not yet filed for the newest quarter
39	Balyasny Asset Management L.P. 13F CIK 1218710 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	28,834	0.16%	+28,834	Jun 30, 2026	carried, not yet filed for the newest quarter
40	ENSLEY CRAIG H Insider CIK 1194398 · Dec 3, 2025 Director, issuer-wide	27,300	0.15%	+10,633	Dec 3, 2025	Director, issuer-wide
41	Cetera Investment Advisers 13F CIK 1666741 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	24,580	0.13%	-1,804	Jun 30, 2026	carried, not yet filed for the newest quarter
42	MML INVESTORS SERVICES, LLC 13F CIK 701059 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	24,431	0.13%	+11,977	Jun 30, 2026	carried, not yet filed for the newest quarter
43	Paglia John Kenneth Insider CIK 1627832 · Dec 3, 2025 Director, issuer-wide	23,361	0.13%	+10,861	Dec 3, 2025	Director, issuer-wide
44	BANK OF AMERICA CORP /DE/ 13F CIK 70858 · Bank · Jun 30, 2026 carried, not yet filed for the newest quarter	23,074	0.13%	+7,145	Jun 30, 2026	carried, not yet filed for the newest quarter
45	VANGUARD U.S. MOMENTUM FACTOR ETF Fund S000061302 · Registered fund · May 31, 2026 VANGUARD WELLINGTON FUND, not summed	22,700	0.12%	-44,409	May 31, 2026	VANGUARD WELLINGTON FUND, not summed
46	Quent Capital, LLC 13F CIK 1912338 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	22,000	0.12%	+10,000	Jun 30, 2026	carried, not yet filed for the newest quarter
47	JANE STREET GROUP, LLC 13F CIK 1595888 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	20,352	0.11%	+20,352	Jun 30, 2026	carried, not yet filed for the newest quarter
48	GatePass Capital, LLC 13F CIK 2087399 · Registered investment adviser · Jun 30, 2026 carried, not yet filed for the newest quarter	20,000	0.11%	0	Jun 30, 2026	carried, not yet filed for the newest quarter
49	Nuveen, LLC 13F CIK 1871926 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	17,299	0.09%	+1,603	Jun 30, 2026	carried, not yet filed for the newest quarter
49.1	Nuveen Small Cap Blend Index Fund Fund S000005367 · Registered fund · Jul 31, 2026 TIAA-CREF Funds, not summed	17,299	0.09%	+1,603	Jul 31, 2026	TIAA-CREF Funds, not summed
50	Cambridge Investment Research Advisors, Inc. 13F CIK 1419186 · Unknown · Jun 30, 2026 carried, not yet filed for the newest quarter	16,180	0.09%	+16,180	Jun 30, 2026	carried, not yet filed for the newest quarter

2 more nested rows are not shown here; Every filing lists them all.

Shares are restated onto today's split basis. Change compares each row with the same holder's previous filing in the same source; a dash means there is none to compare. Nested 13D/G, insider and fund rows are not summed, since a 13F report already holds them.

Showing 1–50 of 161 holders

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Key facts CIK 1828805 CUSIP 00776X109 13F (30d) 9 filings 9 filers Visit website Investor relations