Ainos, Inc. (AIMD) Insider Ownership

Historic Insider Ownership Trends

Based on data from the past 90 days ending February 19, 2026, Ainos's three largest insider shareholders are TenPercentOwner Carbon Nano Technology Corp Taiwan (989.92K shares), Ceo And President And Chairman Chun-Hsien Tsai (410.37K shares), Director Ting-Chuan Lee (365.71K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares Report Date
Inc Ainos 98,253 21 Apr, 2023
Wen-Han Chang 101,631 26 Nov, 2025
Hsiu-Chen Chiu 64 28 Dec, 2021
Carbon Nano Technology Corp Taiwan 989,925 29 Jan, 2026
Lawrence K Lin E.V.P. Of Operations 2,261 20 Feb, 2024
Chun-Hsien Tsai Ceo And President And Chairman 410,372 26 Nov, 2025
Ting-Chuan Lee 365,707 26 Nov, 2025
Chun-Jung Tsai 356,999 26 Nov, 2025
Yao-Chung Chiang 91,283 26 Nov, 2025
Hui-Lan Wu Chief Financial Officer 1,350 05 Jul, 2023
Pao-Sheng Wei 90,880 26 Nov, 2025
Chung-Yi Tsai 90,880 26 Nov, 2025
Hsin-Liang Christopher Lee Cfo 75,275 26 Nov, 2025
Meng Lin Sung Chief Financial Officer 12,210 20 Feb, 2024
Test, Inc. Ase 11,777 25 Jun, 2025

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
28 Jan, 2026 Carbon Nano Technology Corp Taiwan Common Stock D 46,000 $2.17 989,925 D S
09 Jan, 2026 Carbon Nano Technology Corp Taiwan Common Stock D 431 $1.86 1,035,925 D S
08 Jan, 2026 Carbon Nano Technology Corp Taiwan Common Stock D 850 $1.80 1,036,356 D S
25 Nov, 2025 Hsin-Liang Christopher Lee Common Stock A 20,000 $2.10 75,275 D A
25 Nov, 2025 Hsin-Liang Christopher Lee - - 75,275 D
25 Nov, 2025 Ting-Chuan Lee Common Stock A 80,000 $2.10 365,707 D A
25 Nov, 2025 Wen-Han Chang Common Stock A 50,000 $2.10 101,546 D A
25 Nov, 2025 Yao-Chung Chiang Common Stock A 50,000 $2.10 91,280 D A
25 Nov, 2025 Chung-Yi Tsai Common Stock A 50,000 $2.10 90,880 D A
25 Nov, 2025 Chun-Jung Tsai Common Stock A 80,000 $2.10 356,999 D A
25 Nov, 2025 Chun-Hsien Tsai Common Stock A 80,000 $2.10 410,372 D A
25 Nov, 2025 Pao-Sheng Wei Common Stock A 50,000 $2.10 90,880 D A
06 Oct, 2025 Carbon Nano Technology Corp Taiwan Common Stock D 7,000 $3.59 1,037,206 D S
02 Oct, 2025 Carbon Nano Technology Corp Taiwan Common Stock D 2,000 $3.58 1,044,206 D S
01 Oct, 2025 Carbon Nano Technology Corp Taiwan Common Stock D 1,700 $3.46 1,046,206 D S
30 Sep, 2025 Carbon Nano Technology Corp Taiwan Common Stock D 1,006 $3.52 1,047,906 D S
06 Aug, 2025 Carbon Nano Technology Corp Taiwan Common Stock A 20,000 $2.95 1,048,912 D S
05 Aug, 2025 Carbon Nano Technology Corp Taiwan Common Stock A 11,191 $2.44 1,068,912 D S
18 Jul, 2025 Carbon Nano Technology Corp Taiwan Common Stock A 7,000 $2.81 1,080,103 D S
17 Jul, 2025 Carbon Nano Technology Corp Taiwan Common Stock A 7,001 $2.80 1,087,103 D S