Chang Michelle
Officer · ZM
As of 2026-09-16, Chang Michelle has 23 Form 4 transactions on record across 1 company — 23 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 $3.3M
- Indirect $0
| ZM | direct | 35,452 sh | $3.3M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-07-10 | ZM | Sale | 8,189 @ $90.78 | $743K | −18.6% of holding | 35,752 | Form 4 |
| 2026-07-10 | ZM | Sale | 300 @ $91.31 | $27K | −0.8% of holding | 35,452 | Form 4 |
| 2026-06-15 | ZM | Sale | 327 @ $93.83 | $31K | −1.1% of holding | 30,467 | Form 4 |
| 2026-04-10 | ZM | Sale | 5,156 @ $80.36 | $414K | −13.2% of holding | 33,800 | Form 4 |
| 2026-04-10 | ZM | Sale | 1,500 @ $82.79 | $124K | −4.5% of holding | 31,500 | Form 4 |
| 2026-04-10 | ZM | Sale | 1,033 @ $84.00 | $87K | −3.3% of holding | 30,467 | Form 4 |
| 2026-04-10 | ZM | Sale | 800 @ $81.28 | $65K | −2.4% of holding | 33,000 | Form 4 |
| 2026-01-12 | ZM | Sale | 6,463 @ $86.34 | $558K | −19.1% of holding | 27,436 | Form 4 |
| 2026-01-12 | ZM | Sale | 1,954 @ $87.21 | $170K | −7.1% of holding | 25,482 | Form 4 |
| 2025-10-10 | ZM | Sale | 26,779 @ $81.80 | $2.2M | −49.1% of holding | 27,716 | Form 4 |
| 2025-10-10 | ZM | Sale | 7,177 @ $82.72 | $594K | −25.9% of holding | 20,539 | Form 4 |
12 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-09 | ZM | Withheld for tax | 8,743 | 43,941 | Form 4 |
| 2026-07-09 | ZM | Option exercise | 22,217 | 199,956 | Form 4 |
| 2026-07-09 | ZM | Option exercise | 22,217 | 52,684 | Form 4 |
| 2026-04-09 | ZM | Withheld for tax | 8,743 | 38,956 | Form 4 |
| 2026-04-09 | ZM | Option exercise | 0 | 222,173 | Form 4 |
| 2026-04-09 | ZM | Option exercise | 22,217 | 47,699 | Form 4 |
| 2026-01-09 | ZM | Withheld for tax | 8,857 | 33,899 | Form 4 |
| 2026-01-09 | ZM | Option exercise | 22,217 | 42,756 | Form 4 |
| 2026-01-09 | ZM | Option exercise | 22,217 | 244,390 | Form 4 |
| 2025-10-09 | ZM | Withheld for tax | 34,970 | 54,495 | Form 4 |
| 2025-10-09 | ZM | Option exercise | 88,869 | 266,607 | Form 4 |
| 2025-10-09 | ZM | Option exercise | 88,869 | 89,465 | 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.