Ainos, Inc. - Common Stock, par value $0.01 per share (AIMD)

CUSIP: 00902F402

Q4 2025 13F Holders as of 31 Dec 2025

Type / Class
Equity / Common Stock, par value $0.01 per share
Shares outstanding
8,521,922
Total 13F shares
248,545
Share change
+116,475
Total reported value
$407,614
Price per share
$1.64
Number of holders
13
Value change
+$191,019
Number of buys
9
Number of sells
1

Quarterly Holders Quick Answers

What is CUSIP 00902F402?
CUSIP 00902F402 identifies AIMD - Ainos, Inc. - Common Stock, par value $0.01 per share in SEC institutional holdings data.

Need full ownership history?
Open the full security ownership history page.

Top shareholders of AIMD - Ainos, Inc. - Common Stock, par value $0.01 per share (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Holder Source Role / Reporting Ownership % Shares Holdings Value 12M Net Δ As of Details
AINOS INC
3/4/5 13D/G
10%+ Owner
11%
from 13D/G
12,281,601
$7,368,961 19 Apr 2023
Stephen T. Chen
3/4/5
FORMER DIRECTOR & OFFICER
class O/S missing
7,840,825
$4,704,495 27 Jun 2022
ScentAI Inc.
13D/G
16%
1,160,000
$2,308,400 $0 30 Dec 2025
Hsiu-Chen Chiu
3/4/5
Director
class O/S missing
3,001,500
$1,800,900 22 Dec 2021
ASE Technology Holding Co., Ltd.
13D/G
17%
3,148,788
$1,700,346 $0 10 Mar 2025
Chun-Hsien Tsai
13D/G
7%
410,372
$1,493,754 $0 25 Nov 2025
Ting-Chuan Lee
13D/G
7.2%
1,431,432
$772,973 $0 08 Apr 2025
Wen-Han Chang
3/4/5
Director
1.2%
101,546
$213,246 25 Nov 2025
RENAISSANCE TECHNOLOGIES LLC
13F
Company
0.69%
58,600
$203,049 30 Sep 2025
13F
Yao-Chung Chiang
3/4/5
Director
1.1%
91,280
$191,688 25 Nov 2025
Chung-Yi Tsai
3/4/5
Director
1.1%
90,880
$190,848 25 Nov 2025
Pao-Sheng Wei
3/4/5
Director
1.1%
90,880
$190,848 25 Nov 2025
Hui-Lan Wu
3/4/5
Chief Financial Officer
mixed-class rows
233,438
mixed-class rows
$158,858 30 Jun 2023
Hsin-Liang Christopher Lee
3/4/5
CFO
0.88%
75,275
$158,077 25 Nov 2025
BOOTHBAY FUND MANAGEMENT, LLC
13F
Company
class O/S missing
25,000
$86,625 30 Sep 2025
13F
VANGUARD GROUP INC
13F
Company
0.29%
24,750
$85,759 30 Sep 2025
13F
TWO SIGMA INVESTMENTS, LP
13F
Company
0.27%
23,008
$79,723 30 Sep 2025
13F
DRW Securities, LLC
13F
Company
0.21%
17,772
$61,579 30 Sep 2025
13F
Meng Lin Sung
3/4/5
Chief Financial Officer
mixed-class rows
67,000
mixed-class rows
$56,701 16 Feb 2024
Lawrence K. Lin
3/4/5
E.V.P. OF OPERATIONS
mixed-class rows
109,089
mixed-class rows
$43,734 16 Feb 2024
HEIGHTS CAPITAL MANAGEMENT, INC
13F
Company
class O/S missing
82,500
$15,263 30 Sep 2025
13F
BlackRock, Inc.
13F
Company
0.04%
3,065
$10,620 30 Sep 2025
13F
Tower Research Capital LLC (TRC)
13F
Company
0.02%
1,810
$6,272 30 Sep 2025
13F
Seneschal Advisors, LLC
13F
Company
0.02%
1,800
$6,237 30 Sep 2025
13F
Steward Partners Investment Advisory, LLC
13F
Company
0.01%
1,208
$4,186 30 Sep 2025
13F
Clear Street Group Inc.
13F
Company
class O/S missing
11,050
$2,045 30 Sep 2025
13F
UBS Group AG
13F
Company
mixed-class rows
2,314
mixed-class rows
$435 30 Sep 2025
13F
CITIGROUP INC
13F
Company
0%
38
$132 30 Sep 2025
13F
BANK OF AMERICA CORP /DE/
13F
Company
0%
17
$59 30 Sep 2025
13F

Institutional Holders of Ainos, Inc. - Common Stock, par value $0.01 per share (AIMD) as of Q4 2025

As of 31 Dec 2025, Ainos, Inc. - Common Stock, par value $0.01 per share (AIMD) was held by 13 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 248,545 shares. The largest 10 holders included RENAISSANCE TECHNOLOGIES LLC, DRW Securities, LLC, TWO SIGMA INVESTMENTS, LP, VANGUARD GROUP INC, Mariner, LLC, CITADEL ADVISORS LLC, BlackRock, Inc., Tower Research Capital LLC (TRC), Seneschal Advisors, LLC, and Steward Partners Investment Advisory, LLC. This page lists 13 institutional shareholders reporting positions in this security for the Q4 2025 filing period.
Investor Option Weight % Change % Value $ * Price Shares Share Change Activity Report Period

Compare Q4 2025 vs Q3 2025 Across Filers

Q3 2025 holders
11
Q4 2025 holders
13
Holder diff
2
Investor Q3 2025 Shares Q4 2025 Shares Share Diff Share Chg % Q3 2025 Value $ Q4 2025 Value $ Value Diff $ Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.