Katherine S. Ngai-Pesic bought $103k of SVCO
director, owner, other at Silvaco Group, Inc.. 25,000 shares at an average of $4.13, traded Dec 10, 2025, filed Dec 10, 2025.
Score components
- +15RoleDirector
- +10Trade size$103k at market
- -5Relative to holdingsUnder 1% of holdings (0.2%)
- +8Price context57% below the 52-week high
- +15Cluster4 insiders buying within 14 days
- 0Repeat buyingFirst buy in 90 days
- 0Track recordToo few past buys to judge (0 with prices)
What happened after comparable buys
Same side and tier, against the S&P 500, at 1, 3 and 6 months. Shown to Pro users; the whole table is on the backtest page.
This signal so far: 1m +4.5%, 3m -20.7%, 6m +173.3%.
Price around the trade, and since
From a quarter before the trade to today. The arrow is the trade, the circle the day the filing reached EDGAR, which is the first day anyone outside could act; the dotted line is the S&P 500 rebased to that day's close.
Daily candles, adjusted for splits and dividends. Green arrows are insider buys, red are sells, sized by value; the dashed line is the close on the filing day, the dotted line SPY rebased to it.Charts by TradingView Lightweight Charts™
Rows in this filing
Every transaction in Form 4 0001628280-25-056375, as filed. Open on EDGAR
| Date | Transaction | Shares | Price | Value | Holdings after | Filed |
|---|---|---|---|---|---|---|
| Dec 10, 2025 | POpen-market purchase Common Stock | +25,000 | $4.13 | $103k | 10,303,886 | Dec 10, 2025 |
Related signals
Other insiders at Silvaco Group, Inc. and this insider’s other filings.
| Score | Company | Insider | Value | Holdings | Filed |
|---|---|---|---|---|---|
| 30Weak | Silvaco Group, Inc. | Candace Jackson See Remarks | $25k 3,500 shares | -7% | |
| 30Weak | Silvaco Group, Inc. | Candace Jackson See Remarks | $12k 1,570 shares | -3% | |
| 37Weak | Silvaco Group, Inc. | Christopher John Zegarelli Chief Financial Officer | $17k 2,257 shares | -0% | |
| 10Weak | Silvaco Group, Inc. | Cheemin Bo-Linn director | $5,093 700 shares | -4% | |
| 33Weak | SVCObuy Silvaco Group, Inc. | Anthony K.K. Ngai director | $5,528 750 shares | +1% | |
| 10Weak | Silvaco Group, Inc. | Ted L Tewksbury III director | $4,220 580 shares | -3% | |
| 25Weak | SVCObuy Silvaco Group, Inc. | Anthony K.K. Ngai director | $6,250 500 shares | +0% | |
| 48Moderate | Silvaco Group, Inc. | Katherine S. Ngai-Pesic director, owner | $2.3M 200,000 shares | -2% | |
| 20Weak | SVCObuy Silvaco Group, Inc. | Anthony K.K. Ngai director | $13k 1,000 shares | +1% | |
| 32Weak | Silvaco Group, Inc. | Illiya I. Pesic director, owner | $78k 6,000 shares | -0% |
Not investment advice. Scores and forward returns are decision support built from public SEC filings and past prices; they describe what happened after comparable filings, not what will happen after this one. Do your own research and size your risk.