Taiwan Carbon Nano Technology Corp — SEC Form 4 filings
SEC reporting owner CIK 2034617. 9 Form 4 filings on record with FilingPulse; latest filed 2026-05-27.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2025-06-25 to 2026-05-27. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 13 legs across 9 filings — 174,655 shares, $366,150 total (shares × price as filed on priced legs).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 0.
- Largest priced transaction: sale of 46,000 shares @ $2.17 ($99,806) in Ainos, Inc., filed 2026-01-29.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Ainos, Inc. (AIMD) | 10% owner | 9 | — | 13 legs · 174,655 sh · $366,150 | — |
Form 4 filings — Taiwan Carbon Nano Technology Corp
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-27 | 4 | Ainos, Inc. (AIMD) | Sale (S): 41,000 @ $2.36 | EDGAR |
| 2026-01-29 | 4 | Ainos, Inc. (AIMD) | Sale (S): 46,000 @ $2.17 | EDGAR |
| 2026-01-12 | 4 | Ainos, Inc. (AIMD) | Sale (S): 850 @ $1.80 · Sale (S): 431 @ $1.86 | EDGAR |
| 2025-10-08 | 4 | Ainos, Inc. (AIMD) | Sale (S): 7,000 @ $3.59 | EDGAR |
| 2025-10-06 | 4 | Ainos, Inc. (AIMD) | Sale (S): 2,000 @ $3.58 | EDGAR |
| 2025-10-02 | 4 | Ainos, Inc. (AIMD) | Sale (S): 1,006 @ $3.52 · Sale (S): 1,700 @ $3.46 | EDGAR |
| 2025-08-07 | 4 | Ainos, Inc. (AIMD) | Sale (S): 11,191 @ $2.44 · Sale (S): 20,000 @ $2.95 | EDGAR |
| 2025-07-21 | 4 | Ainos, Inc. (AIMD) | Sale (S): 7,001 @ $2.80 · Sale (S): 7,000 @ $2.81 | EDGAR |
| 2025-06-25 | 4 | Ainos, Inc. (AIMD) | Sale (S): 29,476 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=2034617 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →