Ainos (AIMD) major shareholder Taiwan Carbon Nano Tech sells 46,000 shares

Rhea-AI Filing Summary

Taiwan Carbon Nano Technology Corp, a more than 10% owner of Ainos, Inc., reported selling 46,000 shares of Ainos common stock on January 28, 2026 at an average price of $2.1697 per share for general operating purposes.

After this transaction, the reporting shareholder directly owned 989,925 Ainos common shares.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Taiwan Carbon Nano Technology Corp

(Last) (First) (Middle)

10F-2, NO. 66,

SHENGYI 5TH RD.,

(Street)

ZHUBEI CITY F5 302

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Ainos, Inc. [ AIMD ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

	Director	X	10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/28/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	01/28/2026		S		46,000(1)	D	$2.1697	989,925	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

1. The Reporting Person sold shares of common stock for general operating purposes.

	Taiwan Carbon Nano Technology Corporation By: /s/ Chun-Hsien Tsai, Chairman, Chief Executive Officer	01/29/2026
	** Signature of Reporting Person	Date
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FAQ

What insider transaction did Taiwan Carbon Nano Technology Corp report for Ainos (AIMD)?

Taiwan Carbon Nano Technology Corp reported selling 46,000 shares of Ainos common stock. The sale occurred on January 28, 2026, at an average price of $2.1697 per share, as disclosed in the Form 4 filed as a more than 10% shareholder.

How many Ainos (AIMD) shares does Taiwan Carbon Nano Technology Corp own after the reported sale?

After the reported sale, Taiwan Carbon Nano Technology Corp directly owns 989,925 shares of Ainos common stock. This post-transaction share count is stated in the Form 4 and reflects the holdings following the 46,000-share disposition on January 28, 2026.

At what price did Taiwan Carbon Nano Technology Corp sell Ainos (AIMD) shares?

The Form 4 shows that Taiwan Carbon Nano Technology Corp sold Ainos common stock at an average price of $2.1697 per share. The transaction involved 46,000 shares and was recorded as a sale transaction code “S” on January 28, 2026.

What was the purpose of Taiwan Carbon Nano Technology Corp’s sale of Ainos (AIMD) shares?

The filing states that Taiwan Carbon Nano Technology Corp sold the Ainos common shares for general operating purposes. This explanation appears in the footnotes to the Form 4 and applies to the 46,000 shares sold on January 28, 2026.

Is Taiwan Carbon Nano Technology Corp considered a major shareholder of Ainos (AIMD)?

Yes. The Form 4 identifies Taiwan Carbon Nano Technology Corp as a more than 10% owner of Ainos, Inc. This status means it is treated as a significant shareholder and must report transactions like the 46,000-share sale disclosed for January 28, 2026.