Ainos, Inc.
Total Trades
12
Buys
3
Sells
9
Largest Trade
N/A
Insiders
6
Institutional Funds
10
Inst. Value
$100K–$500K
Activist Filings
23
Insider Trades
| Insider | Title | Type | Value | Shares | Price | Date |
|---|---|---|---|---|---|---|
| Taiwan Carbon Nano Technology Corp | 10% Owner | SELL | $50K–$100K | 46K | $2.17 | Jan 30, 2026 |
| Taiwan Carbon Nano Technology Corp | 10% Owner | SELL | $1K–$15K | 1K | $1.82 | Jan 12, 2026 |
| Taiwan Carbon Nano Technology Corp | 10% Owner | SELL | $1K–$15K | 3K | $3.48 | Oct 2, 2025 |
| Taiwan Carbon Nano Technology Corp | 10% Owner | SELL | $15K–$50K | 14K | $2.81 | Jul 21, 2025 |
| lee ting-chuan | Director | SELL | $1K–$15K | 3K | $0.51 | Jun 27, 2025 |
| TSAI CHUN-JUNG | Director | SELL | $1K–$15K | 17K | $0.50 | Jun 27, 2025 |
| Taiwan Carbon Nano Technology Corp | 10% Owner | SELL | N/A | 29K | — | Jun 25, 2025 |
| ASE Test, Inc. | 10% Owner | BUY | N/A | 29K | — | Jun 25, 2025 |
| TSAI CHUN-JUNG | Director | SELL | $1K–$15K | 26K | $0.53 | Jun 23, 2025 |
| lee ting-chuan | Director | BUY | $15K–$50K | 61K | $0.79 | Apr 26, 2023 |
| AINOS INC | 10% Owner | SELL | $100K–$500K | 400K | $0.75 | Apr 21, 2023 |
| tsai chung-jung | Director | BUY | $1K–$15K | 9K | $0.50 | Nov 15, 2022 |
Institutional Ownership
13F filings as of Dec 31, 2025 · 10 funds holding
| Fund | Shares | Value | Type |
|---|---|---|---|
| RENAISSANCE TECHNOLOGIES LLC | 66K | $100K–$500K | SH |
| DRW Securities, LLC | 66K | $100K–$500K | SH |
| Mariner, LLC | 23K | $15K–$50K | SH |
| VANGUARD GROUP INC | 15K | $15K–$50K | SH |
| BlackRock, Inc. | 3K | $1K–$15K | SH |
| Seneschal Advisors, LLC | 2K | $1K–$15K | SH |
| Steward Partners Investment Advisory, LLC | 1K | $1K–$15K | SH |
| CITIGROUP INC | 814 | $1K–$15K | SH |
| UBS Group AG | 2 | <$1K | SH |
| CWM, LLC | 1 | N/A | SH |
Activist & 5%+ Owners
SC 13D/13G filings — investors holding 5%+ of outstanding shares
Taiwan Carbon Nano Technology Corporation
SC 13D/A · Jan 30, 2026
13.6%
990K shares
SC 13D/A · Jan 30, 2026
6.8%
491K shares
SC 13D · Jan 27, 2026
16.5%
1.2M shares
SC 13D · Nov 28, 2025
6.0%
357K shares
SC 13D/A · Nov 28, 2025
6.0%
366K shares
SC 13D/A · Nov 28, 2025
8.5%
491K shares
SC 13D/A · Nov 28, 2025
7.0%
410K shares
Taiwan Carbon Nano Technology Corporation
SC 13D/A · Oct 9, 2025
21.8%
1.0M shares
SC 13D/A · Oct 9, 2025
9.1%
491K shares
SC 13D · Apr 12, 2025
7.2%
1.4M shares
SC 13D · Apr 12, 2025
8.3%
1.7M shares
SC 13D/A · Apr 9, 2025
10.7%
2.5M shares
SC 13D/A · Mar 12, 2025
12.1%
2.5M shares
ASE Technology Holding Co., Ltd.
SC 13D/A · Mar 12, 2025
17.0%
3.1M shares
SC 13D/A · Nov 27, 2024
16.9%
2.5M shares
Taiwan Carbon Nano Technology Corporation (“TNCT”)
SC 13D · Aug 22, 2024
40.2%
5.5M shares
SC 13D/A · Aug 20, 2024
18.0%
2.5M shares
ASE Technology Holding Co., Ltd. (“ASX”)
SC 13D · May 8, 2024
27.4%
2.3M shares
SC 13D/A · May 6, 2024
63.4%
5.3M shares
SC 13D/A · Mar 11, 2024
50.8%
3.0M shares
SC 13D/A · Jan 29, 2024
62.0%
2.9M shares
SC 13D/A · Aug 15, 2023
63.8%
12.9M shares
SC 13D/A · Sep 1, 2022
72.3%
14.1M shares