| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Director
3 companies
David Jeffrey Richardson is Director at LSCC and has filed Form 4s across 3 companies. David Jeffrey Richardson's net worth is not public. Form 4 filings only show shares in the companies where this person is an insider; those holdings are worth an estimated $1.2M at current prices.
Historically, David Jeffrey Richardson's trades have earned a middling insider score of 62/100 across 6 rated trades. Over a 12-month horizon, 75.0% of those trades were profitable, with an average 12-month return of +25.5%.
The biggest single holding is LSCC (~$630K) as Director. The LSCC filings lean toward selling, a net 96,197 shares.
David Jeffrey Richardson has 94 Form 4 filings on record from March 2016 to October 2026, across 3 companies: Director at Kulicke and Soffa Industries (KLIC), 2020–2026; Director at Ambarella (AMBA), 2016–2026; Director at Lattice Semiconductor (LSCC), 2020–2026.
The 113 reported transactions were 42 option exercises, 34 stock awards, 14 gifts and 12 option or other derivative awards, plus smaller numbers of other types.
Counted by filing, the open-market trades come to no purchases and 9 sales worth about $10.0M.
The largest open-market sale was 21,918 shares of LSCC at an average $91.62 on August 22, 2023, about $2.0M. Twelve months later LSCC was down 46%.
None of the 5 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Feb 25, 2026 | LSCC Lattice Semiconductor Corporation | Director | Sell | 12,779 | $100.72 | $1,287,148.14 | -33.2% | +48.8% | - | |
| Feb 25, 2026 | KLIC Kulicke And Soffa Industries, Inc. | Director | Sell | 9,364 | $72.20 | $676,033.98 | -34.6% | +49.2% | - | |
| Dec 6, 2023 | AMBA Ambarella Inc | Director | Sale+OE | 8,056 | $58.75 | $473,258.58 | -26.4% | -3.0% | +21.4% | |
| Aug 22, 2023 | LSCC Lattice Semiconductor Corp | Director | Sale+OE | 21,918 | $91.62 | $2,008,162.23 | -39.5% | -34.4% | -45.8% | |
| May 8, 2023 | LSCC Lattice Semiconductor Corp | Director | Sale+OE | 22,000 | $84.23 | $1,853,016.00 | -42.7% | +10.2% | -15.1% | |
| Dec 9, 2021 | AMBA Ambarella Inc | Director | Sale+OE | 8,055 | $216.00 | $1,739,880.00 | -35.6% | -56.2% | -62.4% | |
| Aug 20, 2020 | LSCC Lattice Semiconductor Corp | Director | Sale+OE | 39,500 | $29.01 | $1,145,843.40 | -63.2% | - | - | |
| Jun 5, 2020 | AMBA Ambarella Inc | Director | Sell | 7,453 | $54.92 | $409,315.03 | -45.2% | - | - | |
| Sep 12, 2018 | AMBA Ambarella Inc | Director | Sell | 10,197 | $39.93 | $407,205.98 | -55.1% | - | - |