Walter Jankovic
Known title: Chief Financial OfficerCIK: 0001730628
Walter Jankovic's purchase track record
Walter Jankovic has only 1 open-market purchase with a full 6 months of price history after it -- too few to call a track record yet.
| Purchase | Stock | Amount | 3 months | 6 months | S&P 500, 6 mo. |
|---|---|---|---|---|---|
| 2/12/2025 | HLIT | $113K | +0.9% | -3.0% | +6.9% |
Computed by MarketWall from SEC Form 4 filings and daily closing prices (close on the purchase date to the close about 3 and 6 months later). Companies that have since delisted are not included. Past results, not investment advice.
Associated companies
Transaction History
| HLIT | ▲ Buy | Option Exercise | 1,457 | $0 | 9/11/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 732 | $9K | 9/11/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 19,784 | $0 | 8/15/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 9,930 | $138K | 8/15/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 1,457 | $0 | 6/11/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 732 | $11K | 6/11/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,645 | $0 | 5/22/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 3,335 | $51K | 5/22/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 19,785 | $0 | 5/15/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 9,099 | $114K | 5/15/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 1,457 | $0 | 3/11/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 513 | $5K | 3/11/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,644 | $0 | 2/22/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 2,338 | $25K | 2/22/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 45,273 | $0 | 2/15/2026 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 16,456 | $176K | 2/15/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 1,457 | $0 | 12/11/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 732 | $8K | 12/11/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,645 | $0 | 11/22/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 3,335 | $30K | 11/22/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 11,289 | $0 | 11/15/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 5,666 | $54K | 11/15/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 1,457 | $0 | 9/11/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 732 | $7K | 9/11/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 3,334 | $31K | 8/22/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,644 | $0 | 8/22/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 11,288 | $0 | 8/15/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 5,666 | $51K | 8/15/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 5,827 | $0 | 6/11/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 2,219 | $20K | 6/11/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,645 | $0 | 5/22/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 2,338 | $21K | 5/22/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 11,289 | $0 | 5/15/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 3,973 | $38K | 5/15/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,644 | $0 | 2/22/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 2,338 | $25K | 2/22/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 35,501 | $0 | 2/15/2025 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 13,010 | $131K | 2/15/2025 | View on chart |
| HLIT | ▲ Buy | Open Market | 11,900 | $112K | 2/12/2025 | View on chart |
| HLIT | ▲ Buy | Open Market | 100 | $944 | 2/12/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,645 | $0 | 11/22/2024 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 2,345 | $29K | 11/22/2024 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 12,869 | $0 | 11/15/2024 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 4,541 | $54K | 11/15/2024 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 6,644 | $0 | 8/22/2024 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 2,345 | $32K | 8/22/2024 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 26,578 | $0 | 5/22/2024 | View on chart |
| HLIT | ▼ Sell | Tax Withholding | 9,376 | $110K | 5/22/2024 | View on chart |
AI Market Commentary
AI-generatedAll commentary →Synthesized from recent news and fundamentals/technical data -- not human analyst commentary or trader sentiment.
October 17, 2026
Harmonic Secures $50M Series B and Gains New Broadband Platform Deal
Harmonic Inc. closed a $50 million Series B round, giving it more capital to support AI‑enabled security solutions for enterprises. The company also announced that Cablenet will use its cOS broadband platform to deliver multi‑gigabit speeds in Cyprus, expanding its presence in the international market. These moves strengthen Harmonic’s position in the growing fiber and AI security space. Industry news about new fiber monitoring technology from Comcast may influence the broader market dynamics for Harmonic’s solutions.
Harmonic Secures $50M Series B and Gains New Broadband Platform Deal. Harmonic Inc. closed a $50 million Series B round, giving it more capital to support AI‑enabled security solutions for enterprises. The company also announced that Cablenet will use its cOS broadband platform to deliver multi‑gigabit speeds in Cyprus, expanding its presence in the international market. These moves strengthen Harmonic’s position in the growing fiber and AI security space. Industry news about new fiber monitoring technology from Comcast may influence the broader market dynamics for Harmonic’s solutions.