InsiderFlow

RICHARDSON DAVID JEFFREY

AMBA

RICHARDSON DAVID JEFFREY serves as director at Ambarella, Inc. (AMBA). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

4 trades

$4.18M

Net Position

Net Seller

$4.18M

Companies Traded

3

KLIC, LSCC, AMBA

Active Period

Dec 2021 – Feb 2026

4 total trades

Most Recent

Sell KLIC

Feb 27, 2026 · $676.0K

RICHARDSON DAVID JEFFREY's Insider Trading at Ambarella, Inc. (AMBA)

Buys

0 · $0.00

Sells

2 · $2.21M

Total Shares Bought

0

Total Shares Sold

16,111

AMBA Price Chart
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DateTypeSharesAvg PriceValueShares After
Dec 6, 2023Sell8,056$58.75$473.3K0
Dec 9, 2021Sell8,055$216.00$1.74M0

RICHARDSON DAVID JEFFREY's Insider Trading at Lattice Semiconductor Corporation (LSCC)

Buys

0 · $0.00

Sells

1 · $1.29M

Total Shares Bought

0

Total Shares Sold

12,779

LSCC Price Chart
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DateTypeSharesAvg PriceValueShares After
Feb 26, 2026Sell12,779$100.72$1.29M27,218

RICHARDSON DAVID JEFFREY's Insider Trading at Kulicke and Soffa Industries, Inc. (KLIC)

Buys

0 · $0.00

Sells

1 · $676.0K

Total Shares Bought

0

Total Shares Sold

9,364

KLIC Price Chart
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DateTypeSharesAvg PriceValueShares After
Feb 27, 2026Sell9,364$72.20$676.0K17,694
RICHARDSON DAVID JEFFREY Insider Trading Activity | Ambarella, Inc. | InsiderFlow