Updated Jul 16, 2026
Siebert Kevin Christopher has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $1.32M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-04 | VIAV | VIAVI SOLUTIONS INC. | S — Open-market sale | 8.3K | $54.02 | $446K |
| 2026-03-02 | VIAV | VIAVI SOLUTIONS INC. | S — Open-market sale | 7.3K | $34.78 | $253K |
| 2026-02-03 | VIAV | VIAVI SOLUTIONS INC. | S — Open-market sale | 13.6K | $25.72 | $349K |
| 2025-09-25 | VIAV | VIAVI SOLUTIONS INC. | S — Open-market sale | 9.9K | $12.17 | $121K |
| 2025-09-23 | VIAV | VIAVI SOLUTIONS INC. | F — Tax withholding / forfeiture | 6.3K | $12.41 | $78K |
| 2025-09-23 | VIAV | VIAVI SOLUTIONS INC. | M — Option exercise | 19.8K | $0.00 | |
| 2025-09-23 | VIAV | VIAVI SOLUTIONS INC. | F — Tax withholding / forfeiture | 2.9K | $12.41 | $36K |
| 2025-09-23 | VIAV | VIAVI SOLUTIONS INC. | M — Option exercise | 9.6K | $0.00 | |
| 2025-09-23 | VIAV | VIAVI SOLUTIONS INC. | F — Tax withholding / forfeiture | 1.4K | $12.41 | $17K |
| 2025-09-23 | VIAV | VIAVI SOLUTIONS INC. | M — Option exercise | 4.6K | $0.00 | |
| 2025-09-02 | VIAV | VIAVI SOLUTIONS INC. | S — Open-market sale | 13.1K | $11.18 | $147K |
| 2025-08-28 | VIAV | VIAVI SOLUTIONS INC. | F — Tax withholding / forfeiture | 4.6K | $11.27 | $52K |
| 2025-08-28 | VIAV | VIAVI SOLUTIONS INC. | M — Option exercise | 15.4K | $0.00 | |
| 2025-08-28 | VIAV | VIAVI SOLUTIONS INC. | F — Tax withholding / forfeiture | 3.2K | $11.27 | $36K |
| 2025-08-28 | VIAV | VIAVI SOLUTIONS INC. | M — Option exercise | 10.6K | $0.00 | |
| 2025-08-28 | VIAV | VIAVI SOLUTIONS INC. | F — Tax withholding / forfeiture | 2.5K | $11.27 | $28K |
| 2025-08-28 | VIAV | VIAVI SOLUTIONS INC. | M — Option exercise | 8.2K | $0.00 |
Siebert Kevin Christopher is a corporate insider — currently tracked as SVP Gen. Counsel & Secretary of VIAVI SOLUTIONS INC. (VIAV). InsiderAlpha tracks every SEC Form 4 filing in real time.
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 5 open-market sales ($1.32M) across all tracked filings.
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.
Open the live Siebert Kevin Christopher profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.