RICHARDSON DAVID JEFFREY

Insider

Director

Trades at: LSCC· KLIC· AMBA

30D 90D 1Y

Net shares · 365d

-22.1K

0 buy · 22.1K sell

Net value · 365d

-$2.0M

$0 in · $2.0M out

Sentiment · 365d

Net selling

0% buying · 100% selling

Open-market trades · 365d

0 buy · 22.1K sell

Trading track record · all companies

Running net of open-market buys − sells across every company. Tap the line or a marker for details. ▲ buy · ▼ sell.

Transactions · 365d

Open-market Buys Sells All types

LSCC Grant·A
May 4, 26

Director

$0

1.8K sh

Own +42%
KLIC Grant·A
Apr 6, 26

Director

$0

675 sh

Own +77%
LSCC Sell·S
Feb 25, 26

Director

$1.3M

12.8K sh · $100.72 avg · 2 lots

Own -32%
KLIC Sell·S
Feb 25, 26

Director

$676.1K

9.4K sh · $72.20

Own -35%
KLIC Grant·A
Jan 5, 26

Director

$0

876 sh

Own New
KLIC Other·G
Dec 18, 25

Director

$0

11.3K sh · 2 lots

Own -30%
AMBA Other·G
Dec 15, 25

Director

$0

5.1K sh · 2 lots

Own -16%
LSCC Other·G
Dec 12, 25

Director

$0

5.3K sh · 2 lots

Own -12%
KLIC Grant·A
Oct 6, 25

Director

$0

1.1K sh

Own +24%
AMBA Grant·A
Sep 2, 25

Director

$0

2.5K sh

Own +99%
KLIC Grant·A
Jul 1, 25

Director

$0

1.3K sh

Own +38%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
May 4, 2026	LSCC	Director	Grant A	1.8K	+42%	—	$0
Apr 6, 2026	KLIC	Director	Grant A	675	+77%	—	$0
Feb 25, 2026	LSCC	Director	Sell S	12.8K2 lots	-32%	$100.72 avg	$1.3M
Feb 25, 2026	KLIC	Director	Sell S	9.4K	-35%	$72.20	$676.1K
Jan 5, 2026	KLIC	Director	Grant A	876	New	—	$0
Dec 18, 2025	KLIC	Director	Other G	11.3K2 lots	-30%	—	$0
Dec 15, 2025	AMBA	Director	Other G	5.1K2 lots	-16%	—	$0
Dec 12, 2025	LSCC	Director	Other G	5.3K2 lots	-12%	—	$0
Oct 6, 2025	KLIC	Director	Grant A	1.1K	+24%	—	$0
Sep 2, 2025	AMBA	Director	Grant A	2.5K	+99%	—	$0
Jul 1, 2025	KLIC	Director	Grant A	1.3K	+38%	—	$0

Buy Sell Non-market (grant · exercise · gift)

About RICHARDSON DAVID JEFFREY

This profile aggregates every SEC Form 4 insider transaction reported by RICHARDSON DAVID JEFFREY 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.