Net shares · 365d
-70.6K
0 buy · 70.6K sell
Net value · 365d
-$5.6M
$0 in · $5.6M out
Sentiment · 365d
Net selling
0% buying · 100% selling
Open-market trades · 365d
4
0 buy · 70.6K sell
Trading track record · all companies
Not enough open-market trades to chart a track record yet.
Running net of open-market buys − sells across every company. Tap the line or a marker for details. ▲ buy · ▼ sell.
Transactions · 365d
-
AMBQ Grant·A
Director
$0
5.0K sh
Own +10%
-
AMBQ Sell·S
Director
$5.6M
70.6K sh · $79.79 avg · 4 lots
Own -100%
-
AMBQ Exercise·C
Director
$0
1.7M sh
Own New
-
AMBQ Exercise·C
Director
—
70.6K sh
Own New
-
AMBQ Grant·A
Director
$0
47.6K sh
Own New
| Date▾ | Ticker | Type | Shares | Value |
|---|---|---|---|---|
| Jun 8, 2026 | AMBQ | Grant A | 5.0K | $0 |
| May 27, 2026 | AMBQ | Sell S | 70.6K4 lots | $5.6M |
| Jul 31, 2025 | AMBQ | Exercise C | 1.7M | $0 |
| Jul 31, 2025 | AMBQ | Exercise C | 70.6K | — |
| Jul 29, 2025 | AMBQ | Grant A | 47.6K | $0 |
Buy Sell Non-market (grant · exercise · gift)
About Chen Timothy
This profile aggregates every SEC Form 4 insider transaction reported by Chen Timothy across all companies they trade. Open-market purchases (code P) and sales (code S) are the highest-signal, discretionary trades; grants (A), option exercises (M) and gifts (G) reflect compensation rather than conviction and carry no market price. Figures cover the selected period and update as new filings are ingested.