Updated Jul 16, 2026
Chu Timothy C has filed 1 SEC Form 4 filing across 1 company in the last 90 days.

| Role | Insider |
|---|---|
| Notability | 30/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-19 | HLIT | HARMONIC INC. | F — Tax withholding / forfeiture | 3.5K | $12.54 | $44K |
| 2026-05-19 | HLIT | HARMONIC INC. | M — Option exercise | 9.9K | $0.00 | |
| 2026-02-17 | HLIT | HARMONIC INC. | F — Tax withholding / forfeiture | 9.9K | $10.68 | $106K |
| 2026-02-17 | HLIT | HARMONIC INC. | M — Option exercise | 26.6K | $0.00 | |
| 2025-11-18 | HLIT | HARMONIC INC. | F — Tax withholding / forfeiture | 4.0K | $9.56 | $38K |
| 2025-11-18 | HLIT | HARMONIC INC. | M — Option exercise | 11.3K | $0.00 | |
| 2025-08-15 | HLIT | HARMONIC INC. | F — Tax withholding / forfeiture | 4.0K | $8.97 | $36K |
| 2025-08-15 | HLIT | HARMONIC INC. | M — Option exercise | 11.3K | $0.00 | |
| 2024-11-19 | HLIT | HARMONIC INC. | F — Tax withholding / forfeiture | 4.2K | $11.92 | $51K |
| 2024-11-19 | HLIT | HARMONIC INC. | M — Option exercise | 12.0K | $0.00 |
Chu Timothy C is a corporate insider — currently tracked as Insider of HARMONIC INC. (HLIT). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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