Yeo Mui Sung
Director · KLIC
As of 2026-09-16, Yeo Mui Sung has 9 Form 4 transactions on record across 1 company — 6 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 $4.7M
- Indirect $0
| KLIC | direct | 59,604 sh | $4.7M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-05-20 | KLIC | Sale | 20,000 @ $100.00 | $2.0M | −25.3% of holding | 59,197 | Form 4 |
| 2026-02-13 | KLIC | Sale | 19,143 @ $71.98 | $1.4M | −19.6% of holding | 78,522 | Form 4 |
7 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-06 | KLIC | Award / grant | 407 | 59,604 | Form 4 |
| 2026-04-06 | KLIC | Award / grant | 675 | 79,197 | Form 4 |
| 2026-01-05 | KLIC | Award / grant | 876 | 97,665 | Form 4 |
| 2025-10-06 | KLIC | Award / grant | 1,081 | 96,789 | Form 4 |
| 2025-07-01 | KLIC | Award / grant | 1,260 | 95,708 | Form 4 |
| 2025-04-01 | KLIC | Award / grant | 1,343 | 94,448 | Form 4 |
| 2025-01-02 | KLIC | Award / grant | 956 | 93,105 | 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.