Ainos, Inc. (AIMD) Insider Trading
Over the last 3 months, AIMD insiders made 10 open-market buys and 6 sales, a net sale of -$232K (SEC Form 4). Over the last 6 months, 2 institutions increased and 2 reduced their position (13F).
Insider Activity
Sentiment
26/100
Buys (3m)
10
Sells (3m)
6
Net (3m)
-$231.8K
Insiders buying
Insider trades by month Buys Sells
Aug
Oct
Jan
Apr
May
Jun
Context3-month price +39.6%Institutions mixed (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 9, 2026 | chiang yao-chungdirector | Buy | 3,500 | $2.05 |
| Jun 5, 2026 | chiang yao-chungdirector | Buy | 2,000 | $2.13 |
| Jun 1, 2026 | chiang yao-chungdirector | Buy | 250 | $2.30 |
| May 29, 2026 | chiang yao-chungdirector | Buy | 2,000 | $2.00 |
| May 27, 2026 | Taiwan Carbon Nano Technology Corp10 percent owner | Sell | 41,000 | $2.36 |
| May 27, 2026 | TSAI CHUN-JUNGdirector | Sell | 1,082 | $1.55 |
| May 27, 2026 | TSAI CHUN-JUNGdirector | Sell | 27,718 | $1.87 |
| May 27, 2026 | lee ting-chuandirector | Sell | 109,988 | $1.90 |
| May 26, 2026 | lee ting-chuandirector | Sell | 9,000 | $1.56 |
| May 26, 2026 | lee ting-chuandirector | Sell | 9,302 | $1.57 |
| May 20, 2026 | chiang yao-chungdirector | Buy | 500 | $1.65 |
| May 20, 2026 | chiang yao-chungdirector | Buy | 2,200 | $1.68 |
| May 7, 2026 | chiang yao-chungdirector | Buy | 129 | $1.70 |
| May 1, 2026 | chiang yao-chungdirector | Buy | 200 | $1.68 |
| May 1, 2026 | chiang yao-chungdirector | Buy | 100 | $1.75 |
| Apr 17, 2026 | tsai chun-hsiendirector, officer: CEO, PRESIDENT, CHAIRMAN | Grant | 300,000 | $1.61 |
| Apr 17, 2026 | TSAI CHUN-JUNGdirector | Grant | 330,000 | $1.61 |
| Apr 17, 2026 | lee ting-chuandirector | Grant | 570,000 | $1.61 |
| Apr 15, 2026 | ASE Test, Inc.10 percent owner | Buy | 5,994 | $22.50 |
| Jan 29, 2026 | Taiwan Carbon Nano Technology Corp10 percent owner | Sell | 46,000 | $2.17 |
| Jan 12, 2026 | Taiwan Carbon Nano Technology Corp10 percent owner | Sell | 431 | $1.86 |
| Jan 12, 2026 | Taiwan Carbon Nano Technology Corp10 percent owner | Sell | 850 | $1.80 |
| Nov 26, 2025 | chang wen-handirector | Grant | 50,000 | $2.10 |
| Nov 26, 2025 | lee ting-chuandirector | Grant | 80,000 | $2.10 |
| Nov 26, 2025 | chiang yao-chungdirector | Grant | 50,000 | $2.10 |
| Nov 26, 2025 | TSAI CHUN-JUNGdirector | Grant | 80,000 | $2.10 |
| Nov 26, 2025 | Lee Hsin-Liang Christopherofficer: CFO | Grant | 20,000 | $2.10 |
| Nov 26, 2025 | WEI PAO-SHENGdirector | Grant | 50,000 | $2.10 |
| Nov 26, 2025 | tsai chung-yidirector | Grant | 50,000 | $2.10 |
| Nov 26, 2025 | tsai chun-hsiendirector, officer: CEO, PRESIDENT, CHAIRMAN | Grant | 80,000 | $2.10 |
Source: AIMD SEC Form 4 filings, latest Jun 9, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their AIMD positions over the last 6 months (SEC Form 13F).
Increased
2
New positions
4
Reduced
2
Sold out
5
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| GEODE CAPITAL MANAGEMENT, LLC | New Position | 53K | May 15, 2026 |
| MARINER, LLC | Increased | 31K | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 19K | May 15, 2026 |
| KEYSTONE FINANCIAL GROUP | New Position | 15K | May 13, 2026 |
| VANGUARD FIDUCIARY TRUST CO | New Position | 14K | May 8, 2026 |
| TOWER RESEARCH CAPITAL LLC (TRC) | Increased | 4K | May 15, 2026 |
| BLACKROCK, INC. | Unchanged | 3K | May 13, 2026 |
| SENESCHAL ADVISORS, LLC | Unchanged | 2K | May 8, 2026 |
| STEWARD PARTNERS INVESTMENT ADVISORY, LLC | Unchanged | 1K | May 8, 2026 |
| CITIGROUP INC | Reduced | 501 | May 11, 2026 |
| UBS GROUP AG | Reduced | 2 | May 5, 2026 |
| CWM, LLC | Unchanged | 1 | May 14, 2026 |
| DRW SECURITIES, LLC | Sold Out | 0 | Feb 12, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Sold Out | 0 | Feb 12, 2026 |
| CITADEL ADVISORS LLC | Sold Out | 0 | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.