See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
Transactions0
Insider Involved0
Total Buys$0.00
Total Sells$0.00
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Jun 05, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
3,500 | $2.05 | 3,500 $2.05 $7,175 |
Jun 03, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
2,000 | $2.13 | 2,000 $2.13 $4,260 |
May 28, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
250 | $2.30 | 250 $2.30 $575 |
May 27, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
2,000 | $2.00 | 2,000 $2.00 $4,000 |
May 26, 2026 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
41,000 | $2.36 | 41,000 $2.36 $96,760 |
May 26, 2026 tsai chung-jung |
tsai chung-jung
|
Sell |
27,718 | $1.87 | 27,718 $1.87 $51,833 |
May 26, 2026 lee ting-chuan |
lee ting-chuan
|
Sell |
109,988 | $1.90 | 109,988 $1.90 $208,977 |
May 22, 2026 tsai chung-jung |
tsai chung-jung
|
Sell |
1,082 | $1.55 | 1,082 $1.55 $1,677 |
May 22, 2026 lee ting-chuan |
lee ting-chuan
|
Sell |
9,302 | $1.57 | 9,302 $1.57 $14,604 |
May 21, 2026 lee ting-chuan |
lee ting-chuan
|
Sell |
9,000 | $1.56 | 9,000 $1.56 $14,040 |
May 19, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
2,200 | $1.68 | 2,200 $1.68 $3,696 |
May 18, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
500 | $1.65 | 500 $1.65 $825 |
May 05, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
129 | $1.70 | 129 $1.70 $219 |
Apr 30, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
200 | $1.68 | 200 $1.68 $336 |
Apr 29, 2026 chiang yao-chung |
chiang yao-chung
|
Buy |
100 | $1.75 | 100 $1.75 $175 |
Apr 12, 2026 ASE Test, Inc. |
ASE Test, Inc.
|
Buy |
5,994 | $0.00 | 5,994 $0.00 $134,865 |
Jan 28, 2026 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
46,000 | $2.17 | 46,000 $2.17 $99,806 |
Jan 09, 2026 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
431 | $1.86 | 431 $1.86 $802 |
Jan 08, 2026 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
850 | $1.80 | 850 $1.80 $1,534 |
Oct 06, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
7,000 | $3.59 | 7,000 $3.59 $25,130 |
Oct 02, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
2,000 | $3.59 | 2,000 $3.59 $7,170 |
Oct 01, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
1,700 | $3.46 | 1,700 $3.46 $5,888 |
Sep 30, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
1,006 | $3.52 | 1,006 $3.52 $3,538 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Aug 06, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
20,000 | $2.95 | 20,000 $2.95 $59,000 |
Aug 05, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
11,191 | $2.44 | 11,191 $2.44 $27,250 |
Jul 18, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
7,000 | $2.81 | 7,000 $2.81 $19,647 |
Jul 17, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
7,001 | $2.80 | 7,001 $2.80 $19,626 |
Jun 27, 2025 tsai chung-jung |
tsai chung-jung
|
Sell |
10,000 | $0.50 | 10,000 $0.50 $5,020 |
Jun 25, 2025 tsai chung-jung |
tsai chung-jung
|
Sell |
7,000 | $0.50 | 7,000 $0.50 $3,520 |
Jun 25, 2025 lee ting-chuan |
lee ting-chuan
|
Sell |
2,894 | $0.51 | 2,894 $0.51 $1,476 |
Jun 23, 2025 tsai chung-jung |
tsai chung-jung
|
Sell |
10,000 | $0.50 | 10,000 $0.50 $5,000 |
Jun 23, 2025 ASE Test, Inc. |
ASE Test, Inc.
|
Buy |
29,476 | $0.00 | 29,476 $0.00 $0 |
Jun 23, 2025 Taiwan Carbon Nano Technology Corp |
Taiwan Carbon Nano Technology Corp
|
Sell |
29,476 | $0.00 | 29,476 $0.00 $0 |
Jun 19, 2025 tsai chung-jung |
tsai chung-jung
|
Sell |
10,903 | $0.55 | 10,903 $0.55 $6,015 |
Jun 18, 2025 tsai chung-jung |
tsai chung-jung
|
Sell |
5,000 | $0.52 | 5,000 $0.52 $2,609 |
Mar 10, 2025 ASE Test, Inc. |
ASE Test, Inc.
|
Buy |
499,377 | $0.00 | 499,377 $0.00 $2,247,197 |
Apr 26, 2023 lee ting-chuan |
lee ting-chuan
|
Buy |
61,157 | $0.79 | 61,157 $0.79 $48,559 |
Apr 19, 2023 AINOS INC |
AINOS INC
|
Sell |
400,000 | $0.75 | 400,000 $0.75 $300,000 |
Aug 09, 2022 Wu Hui-Lan |
Wu Hui-Lan
CFO
|
Buy |
14,705 | $3.40 | 14,705 $3.40 $0 |
Mar 17, 2022 AINOS INC |
AINOS INC
|
Buy |
3,000,000 | $0.00 | 3,000,000 $0.00 $600,000 |
Dec 27, 2021 LIN LAWRENCE K |
LIN LAWRENCE K
|
Sell |
0 | $0.00 | 0 $0.00 $0 |
Dec 21, 2021 tsai chun-hsien |
tsai chun-hsien
CEO
|
Buy |
333,986 | $0.50 | 333,986 $0.50 $0 |
Dec 20, 2021 tsai chung-jung |
tsai chung-jung
|
Buy |
8,932 | $0.50 | 8,932 $0.50 $4,466 |
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