33 transactions on file (9 open-market purchases and 13 open-market sales).
13 open-market sales by AIMDW insiders, between Sep 30, 2025 and Jun 5, 2026.
Discretionary.
Planned (10b5-1).
Not stated.
The 9 open-market purchases on file carry no plan label.
| Date | Insider | Type | Shares | Price | Value | Owned after |
|---|---|---|---|---|---|---|
| 2026-06-05 | chiang yao-chung Director Open-market purchase | Open-market purchase | +3,500 | $2.05 | +7.17K | 11,279 |
| 2026-06-03 | chiang yao-chung Director Open-market purchase | Open-market purchase | +2,000 | $2.13 | +4.26K | 7,779 |
| 2026-05-28 | chiang yao-chung Director Open-market purchase | Open-market purchase | +250 | $2.30 | +575 | 5,779 |
| 2026-05-27 | chiang yao-chung Director Open-market purchase | Open-market purchase | +2,000 | $2.00 | +4K | 5,529 |
| 2026-05-26 | lee ting-chuan Director Open-market sale Discretionary | Open-market sale Discretionary | −109,988 | $1.90 | −208.98K | 807,417 |
28 more transactions are on Measure
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| Insider | Role | On Sep 23, 2025 | Now | Change | Sold | Shape |
|---|---|---|---|---|---|---|
| lee ting-chuanDirector | Director | 935,707 | 807,417 | −13.71% | $238K$238K no plan | |
| Taiwan Carbon Nano Technology Corp10% owner | 10% owner | 1,048,912 | 948,925 | −9.53% | $241K$241K no plan | |
| TSAI CHUN-JUNGDirector | Director | 686,999 | 658,199 | −4.19% | $53.51K$53.51K no plan |
1 more insider is on Measure
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The assistant answers from what AIMDW has actually filed: 16 annual reports filed with the SEC and 33 Form 4 filings from the last year. Every figure in a reply links to the filing it came from, so an answer can be checked rather than believed.
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Source
From SEC Form 4 filings, filed within two business days of a transaction.
Past transactions say nothing about future ones, and none of this is investment advice.
What each insider held after every open-market trade, over the last twelve months.
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Watch AIMDW and every open-market Form 4 worth a row (a purchase, a senior officer's sale, anything at a million dollars) lands in the bell and a daily email, with the 10b5-1 word on it when the filing says so. Free.
See who bought, not who was handed shares
Every Form 4 AIMDW insiders file, not just the latest handful, with vesting and tax withholding struck out so what's left reads as a decision.
Every filingMeasure
Follow the investors who hold it
Each stake priced at the quarter it was filed, and diffed against the quarter before: how big a bet it is for them, and by how much it moved.
Every position, sizedMeasure
Ask what a run of filings adds up to
Whether this is one decision or a pattern, and how it compares with AIMDW's own history of insider activity.
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The table above says who traded. This says what AIMDW did over the following 30, 90 and 180 days after each open-market purchase and sale, from this company’s own record rather than a study about companies in general, and with the number of transactions shown beside every average.
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