Chen Chih-Ho
Officer · TSM
As of 2026-09-16, Chen Chih-Ho has 8 Form 4 transactions on record across 1 company — 8 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $0
- Indirect $84K
| TSM | indirect | 202 sh | $84K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-09-07 | TSM | Purchase | 32 @ $76.20 | $2K | +18.8% of holding | 202 | Form 4 |
| 2026-08-07 | TSM | Purchase | 33 @ $73.31 | $2K | +24.1% of holding | 170 | Form 4 |
| 2026-07-14 | TSM | Sale | 50 @ $75.22 | $4K | −12.1% of holding | 363 | Form 4 |
| 2026-07-13 | TSM | Purchase | 50 @ $74.60 | $4K | +13.8% of holding | 413 | Form 4 |
| 2026-07-07 | TSM | Purchase | 31 @ $76.62 | $2K | +29.2% of holding | 137 | Form 4 |
| 2026-06-05 | TSM | Purchase | 32 @ $76.01 | $2K | +43.2% of holding | 106 | Form 4 |
| 2026-05-08 | TSM | Purchase | 34 @ $71.82 | $2K | +85.0% of holding | 74 | Form 4 |
| 2026-04-09 | TSM | Purchase | 40 @ $57.87 | $2K | ownership Δ n/a | 40 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.