David Krall
David Krall's purchase track record
How the stock did after each of David Krall's open-market purchases, measured from the purchase date. Several fills within a week count as one purchase.
| Purchase | Stock | Amount | 3 months | 6 months | S&P 500, 6 mo. |
|---|---|---|---|---|---|
| 12/11/2025 | HLIT | $499K | -12.5% | +35.5% | +7.1% |
| 7/23/2025 | PRGS | $251K | -7.7% | -13.7% | +8.1% |
| 2/13/2025 | HLIT | $98K | -1.9% | -9.2% | +5.8% |
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
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.
Transaction History
| PRGS | ▲ Buy | Grant | 5,857 | $225K | 7/2/2026 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 16,143 | $0 | 2/15/2026 | View on chart |
| HLIT | ▲ Buy | Open Market | 47,528 | $499K | 12/11/2025 | View on chart |
| PRGS | ▲ Buy | Open Market | 5,125 | $251K | 7/23/2025 | View on chart |
| PRGS | ▲ Buy | Grant | 4,175 | $225K | 7/2/2025 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 12,107 | $0 | 2/15/2025 | View on chart |
| HLIT | ▲ Buy | Open Market | 10,000 | $98K | 2/13/2025 | View on chart |
| PRGS | ▲ Buy | Grant | 4,149 | $225K | 6/27/2024 | View on chart |
| PRGS | ▼ Sell | Open Market | 20,000 | $1.0M | 4/11/2024 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 10,446 | $0 | 2/15/2024 | View on chart |
| PRGS | ▲ Buy | Grant | 3,935 | $225K | 7/10/2023 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 14,395 | $0 | 2/15/2023 | View on chart |
| PRGS | ▲ Buy | Grant | 4,967 | $225K | 6/30/2022 | View on chart |
| HLIT | ▲ Buy | Option Exercise | 19,157 | $0 | 2/15/2022 | 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 13, 2026
Progress Software Raises 2026 Guidance Amid AI Platform Upgrades
Progress Software has raised its 2026 financial guidance following recent upgrades to its AI platform. This development has increased implied volatility for the company's stock options, reflecting heightened market interest and uncertainty. The stock is currently trading near its 200-day moving average, with analysts maintaining a wide range of price targets.
Progress Software Raises 2026 Guidance Amid AI Platform Upgrades. Progress Software has raised its 2026 financial guidance following recent upgrades to its AI platform. This development has increased implied volatility for the company's stock options, reflecting heightened market interest and uncertainty. The stock is currently trading near its 200-day moving average, with analysts maintaining a wide range of price targets.