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AIMD · Ainos, Inc. · Shareholders & Ownership

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$0.80 -0.04 (-4.84%)
Market Cap
$5.78M
Shares
7.38M
Volume · Oct 26 17.4K Avg daily vol (3M) 187.3K

Every disclosed holder of AIMD 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.

Who Owns AIMD

13F quarter Jun 30, 2026
Holder group Shares % Out
Institutional (13F) 248,084 3.36%
Insiders (Forms 3, 4, 5) 3,506,550 47.49%
13D/G-only blocks 2,719,176 36.82%
Remaining 910,263 12.33%
Registered funds (N-PORT, not summed) 67,065 0.91%

Shares outstanding: 7,384,073, 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 AIMD

# Holder Shares
1
ScentAI Inc.
13D CIK 2106044 · Unknown · Dec 30, 2025
Item 4 purpose: Passive investment, Other
1,160,000
2
Ainos Inc.
13D CIK 1014763 · Unknown · May 3, 2024
1,067,913
3
Taiwan Carbon Nano Technology Corp
Insider CIK 2034617 · May 26, 2026
10% Owner, issuer-wide
948,925
3.1
Taiwan Carbon Nano Technology Corporation
13D CIK 2034617 · Unknown · Jan 28, 2026
Item 4 purpose: Other
not summed
989,925
4
lee ting-chuan
Insider CIK 1859311 · May 26, 2026
Director, issuer-wide
807,417
4.1
Ting Chuan Lee
13D CIK 1859311 · Unknown · Apr 15, 2026
Item 4 purpose: Other
not summed
935,707
5
Chun-Hsien Tsai
13D CIK 1859363 · Unknown · Apr 15, 2026
Item 4 purpose: Other
not summed
710,372
5.1
tsai chun-hsien
Insider CIK 1859363 · Apr 15, 2026
Director, CEO, PRESIDENT, CHAIRMAN, issuer-wide
710,372
6
ASE Technology Holding Co., Ltd.
13D CIK 1122411 · Unknown · Apr 12, 2026
Item 4 purpose: Passive investment
not summed
667,085
7
TSAI CHUN-JUNG
Insider CIK 1859356 · May 26, 2026
Director, issuer-wide
658,199
7.1
Chun-Jung Tsai
13D CIK 1859356 · Unknown · Apr 15, 2026
Item 4 purpose: Other
not summed
686,999
8
Ainos Inc.
13D CIK 1859309 · Unknown · Apr 15, 2026
Item 4 purpose: Passive investment
491,263
9
chang wen-han
Insider CIK 1859316 · Nov 25, 2025
Director, issuer-wide
101,546
10
tsai chung-yi
Insider CIK 1859352 · Nov 25, 2025
Director, issuer-wide
90,880
11
WEI PAO-SHENG
Insider CIK 1936158 · Nov 25, 2025
Director, issuer-wide
90,880
12
Lee Hsin-Liang Christopher
Insider CIK 1630738 · Nov 25, 2025
Chief Financial Officer, issuer-wide
75,275
13
Fidelity Extended Market Index Fund
Fund S000006021 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
48,596
14
GEODE CAPITAL MANAGEMENT, LLC
13F CIK 1214717 · Registered investment adviser · Jun 30, 2026
44,086
15
HEIGHTS CAPITAL MANAGEMENT, INC
13F CIK 1081698 · Unknown · Jun 30, 2026
38,337
16
HRT FINANCIAL LP
13F CIK 1475597 · Unknown · Jun 30, 2026
32,008
17
Keystone Financial Group
13F CIK 1729299 · Registered investment adviser · Jun 30, 2026
25,550
18
BOOTHBAY FUND MANAGEMENT, LLC
13F CIK 1549230 · Registered investment adviser · Jun 30, 2026
25,000
19
VANGUARD CAPITAL MANAGEMENT LLC
13F CIK 2100119 · Registered investment adviser · Jun 30, 2026
16,024
20
VANGUARD EXTENDED MARKET INDEX FUND
Fund S000002841 · Registered fund · Jun 30, 2026
VANGUARD INDEX FUNDS, not summed
16,024
21
Mariner, LLC
13F CIK 1373442 · Registered investment adviser · Jun 30, 2026
15,800
22
VANGUARD FIDUCIARY TRUST CO
13F CIK 933478 · Unknown · Jun 30, 2026
14,169
23
ASE Test, Inc.
Insider CIK 2021793 · Jun 23, 2025
10% Owner, issuer-wide
11,777
24
JANE STREET GROUP, LLC
13F CIK 1595888 · Unknown · Jun 30, 2026
11,504
25
chiang yao-chung
Insider CIK 1859317 · Jun 5, 2026
Director, issuer-wide
11,279
26
Clear Street Group Inc.
13F CIK 1881567 · Unknown · Jun 30, 2026
10,951
27
UBS Group AG
13F CIK 1610520 · Bank · Jun 30, 2026
Classes AIMD, AIMDW
5,155
28
Tower Research Capital LLC (TRC)
13F CIK 1533421 · Unknown · Jun 30, 2026
3,157
29
BlackRock, Inc.
13F CIK 2012383 · Holding company · Jun 30, 2026
3,065
30
Fidelity Series Total Market Index Fund
Fund S000065248 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
2,049
31
Seneschal Advisors, LLC
13F CIK 2039659 · Registered investment adviser · Jun 30, 2026
1,800
32
Steward Partners Investment Advisory, LLC
13F CIK 1723397 · Registered investment adviser · Jun 30, 2026
1,208
33
Fidelity Nasdaq Composite Index Fund
Fund S000055366 · Registered fund · May 31, 2026
Fidelity Concord Street Trust, not summed
396
34
CITIGROUP INC
13F CIK 831001 · Bank · Jun 30, 2026
177
35
Caitong International Asset Management Co., Ltd
13F CIK 1963355 · Unknown · Jun 30, 2026
93

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.

Key facts CIK 1014763 CUSIP 00902F402 Visit website Investor relations