Saria Tseng

Insider

EVP & General Counsel

Trades at: MPWR

30D 90D 1Y

Net shares · 90d

-56.2K

0 buy · 56.2K sell

Net value · 90d

-$68.9M

$0 in · $68.9M out

Sentiment · 90d

Net selling

0% buying · 100% selling

Open-market trades · 90d

0 buy · 56.2K sell

Net buy / sell volume (all companies)

Tap or hover the chart for daily net volume. Green = net buying, red = net selling.

All transactions

Show open-market only

MPWR Sell·S
May 27, 26

EVP & General Counsel

$12.9M

7.6K sh · $1,700.00

Own -5%
MPWR Sell·S
May 22, 26

EVP & General Counsel

$7.9M

5.0K sh · $1,586.43

Own -3%
MPWR Other·G
May 22, 26

EVP & General Counsel

$0

200 sh

Own -0%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$158.6K

120 sh · $1,321.94

Own -0%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$1.1M

840 sh · $1,319.25

Own -1%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$5.6M

4.2K sh · $1,312.82

Own -3%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$1.7M

1.3K sh · $1,308.30

Own -1%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$1.0M

800 sh · $1,302.52

Own -0%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$516.8K

400 sh · $1,292.08

Own -0%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$154.5K

120 sh · $1,287.12

Own -0%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$307.1K

240 sh · $1,279.55

Own -0%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$457.3K

360 sh · $1,270.29

Own -0%
MPWR Sell·S
Apr 8, 26

EVP & General Counsel · 10b5-1

$709.2K

560 sh · $1,266.48

Own -0%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$1.6M

1.4K sh · $1,179.50

Own -1%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$2.0M

1.7K sh · $1,176.35

Own -1%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$2.4M

2.0K sh · $1,170.38

Own -1%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$797.3K

684 sh · $1,165.66

Own -0%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$649.4K

560 sh · $1,159.62

Own -0%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$551.5K

480 sh · $1,149.05

Own -0%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$636.3K

556 sh · $1,144.42

Own -0%
MPWR Sell·S
Apr 6, 26

EVP & General Counsel · 10b5-1

$278.2K

244 sh · $1,139.96

Own -0%
MPWR Sell·S
Apr 1, 26

EVP & General Counsel · 10b5-1

$332.0K

292 sh · $1,136.99

Own -0%
MPWR Sell·S
Apr 1, 26

EVP & General Counsel · 10b5-1

$213.6K

188 sh · $1,135.91

Own -0%
MPWR Sell·S
Apr 1, 26

EVP & General Counsel · 10b5-1

$181.5K

160 sh · $1,134.14

Own -0%
MPWR Sell·S
Apr 1, 26

EVP & General Counsel · 10b5-1

$208.3K

184 sh · $1,132.15

Own -0%
MPWR Sell·S
Apr 1, 26

EVP & General Counsel · 10b5-1

$651.6K

576 sh · $1,131.24

Own -0%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$83.3K

80 sh · $1,041.12

Own -0%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$171.9K

166 sh · $1,035.60

Own -0%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$2.5M

2.4K sh · $1,029.21

Own -1%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$2.3M

2.2K sh · $1,023.00

Own -1%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$3.2M

3.2K sh · $1,017.22

Own -2%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$3.4M

3.4K sh · $1,009.63

Own -2%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$9.1M

9.1K sh · $1,005.18

Own -5%
MPWR Sell·S
Mar 30, 26

EVP & General Counsel · 10b5-1

$5.2M

5.2K sh · $1,000.81

Own -3%

Date▾	Ticker	Role	Type	Shares	Own Δ	Price	Value
May 27, 2026	MPWR	EVP & General Counsel	Sell S	7.6K	-5%	$1,700.00	$12.9M
May 22, 2026	MPWR	EVP & General Counsel	Sell S	5.0K	-3%	$1,586.43	$7.9M
May 22, 2026	MPWR	EVP & General Counsel	Other G	200	-0%	—	$0
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	120	-0%	$1,321.94	$158.6K
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	840	-1%	$1,319.25	$1.1M
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	4.2K	-3%	$1,312.82	$5.6M
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	1.3K	-1%	$1,308.30	$1.7M
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	800	-0%	$1,302.52	$1.0M
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	400	-0%	$1,292.08	$516.8K
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	120	-0%	$1,287.12	$154.5K
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	240	-0%	$1,279.55	$307.1K
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	360	-0%	$1,270.29	$457.3K
Apr 8, 2026	MPWR	EVP & General Counsel	Sell S	560	-0%	$1,266.48	$709.2K
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	1.4K	-1%	$1,179.50	$1.6M
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	1.7K	-1%	$1,176.35	$2.0M
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	2.0K	-1%	$1,170.38	$2.4M
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	684	-0%	$1,165.66	$797.3K
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	560	-0%	$1,159.62	$649.4K
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	480	-0%	$1,149.05	$551.5K
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	556	-0%	$1,144.42	$636.3K
Apr 6, 2026	MPWR	EVP & General Counsel	Sell S	244	-0%	$1,139.96	$278.2K
Apr 1, 2026	MPWR	EVP & General Counsel	Sell S	292	-0%	$1,136.99	$332.0K
Apr 1, 2026	MPWR	EVP & General Counsel	Sell S	188	-0%	$1,135.91	$213.6K
Apr 1, 2026	MPWR	EVP & General Counsel	Sell S	160	-0%	$1,134.14	$181.5K
Apr 1, 2026	MPWR	EVP & General Counsel	Sell S	184	-0%	$1,132.15	$208.3K
Apr 1, 2026	MPWR	EVP & General Counsel	Sell S	576	-0%	$1,131.24	$651.6K
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	80	-0%	$1,041.12	$83.3K
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	166	-0%	$1,035.60	$171.9K
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	2.4K	-1%	$1,029.21	$2.5M
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	2.2K	-1%	$1,023.00	$2.3M
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	3.2K	-2%	$1,017.22	$3.2M
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	3.4K	-2%	$1,009.63	$3.4M
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	9.1K	-5%	$1,005.18	$9.1M
Mar 30, 2026	MPWR	EVP & General Counsel	Sell S	5.2K	-3%	$1,000.81	$5.2M

About Saria Tseng

This profile aggregates every SEC Form 4 insider transaction reported by Saria Tseng 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.