AMBA

Ambarella INC

Insider trading activity for Ambarella INC, straight from SEC Form 4 filings. Net figures below count open-market buys and sales only — grants, option exercises and tax withholding are excluded because they are compensation, not decisions to trade.

Past 3 months

-$3.9M

net selling

Bought(0 · 0 insiders): $0
Sold(9 · 6 insiders): $3.9M

Past 6 months

-$8.8M

net selling

Bought(0 · 0 insiders): $0
Sold(21 · 6 insiders): $8.8M

Past 12 months

-$18M

net selling

Bought(0 · 0 insiders): $0
Sold(46 · 7 insiders): $18M

Transaction history

The 100 most recent Form 4 transactions.

Open in screener →

Insider transactions, newest first: date, security, transaction type, size and a link to the filing each row came from.
Date	Insider	Role	Type	Shares	Price	Value	Δ Own	Filing
Sep 25	Paisley Christopher B	Director	SSELL◷	250	$70.76	$17.7K	-0.6%	Open the original filing on SEC.gov
Sep 18	Young John Alexander	CFO	SSELL◷	1,896	$67.28	$127.6K	-1.7%	Open the original filing on SEC.gov
Sep 17	Wang Feng-Ming	CEO	SSELL	6,086	$64.83	$394.6K	-0.8%	Open the original filing on SEC.gov
Sep 17	Young John Alexander	CFO	SSELL	3,126	$64.83	$202.7K	-2.8%	Open the original filing on SEC.gov
Sep 17	Lee Chan W	Chief Operations Officer	SSELL	2,893	$64.83	$187.6K	-1.8%	Open the original filing on SEC.gov
Sep 17	Ju Chi-Hong	Senior VP, Systems & GM	SSELL	2,009	$64.83	$130.2K	-1.3%	Open the original filing on SEC.gov
Sep 8	Hu Chenming	Director	AGRANT	3,151	—	—	+10.7%	Open the original filing on SEC.gov
Sep 8	Richardson David Jeffrey	Director	AGRANT	3,151	—	—	+126.1%	Open the original filing on SEC.gov
Sep 8	Hon Hsiao-Wuen	Director	AGRANT	3,151	—	—	+10.2%	Open the original filing on SEC.gov
Sep 8	Schwarting Elizabeth M	Director	AGRANT	3,151	—	—	+47.1%	Open the original filing on SEC.gov
Sep 8	Breithaupt Chantelle…	Director	AGRANT	3,151	—	—	+63.8%	Open the original filing on SEC.gov
Sep 8	Bryant Gregory M	Director	AGRANT	3,151	—	—	+128.3%	Open the original filing on SEC.gov
Sep 8	Paisley Christopher B	Director	AGRANT	3,151	—	—	+7.7%	Open the original filing on SEC.gov
Jul 9	Chen Yun-Lung	VP, Business Dev. &…	SSELL	5,958	$78.66	$468.7K	-9.0%	Open the original filing on SEC.gov
Jul 1	Ju Chi-Hong	Senior VP, Systems & GM	SSELL	10,000	$88.84	$888.4K	-6.0%	Open the original filing on SEC.gov
Jul 1	Wang Feng-Ming	CEO	SSELL◷	16,250	$90.08	$1.5M	-2.1%	Open the original filing on SEC.gov
Jun 26	Paisley Christopher B	Director	SSELL◷	250	$62.01	$15.5K	-0.6%	Open the original filing on SEC.gov
Jun 17	Young John Alexander	CFO	SSELL◷	1,847	$66.98	$123.7K	-1.6%	Open the original filing on SEC.gov
Jun 17	Young John Alexander	CFO	SSELL◷	3,186	$67.87	$216.2K	-2.7%	Open the original filing on SEC.gov
Jun 17	Lee Chan W	Chief Operations Officer	SSELL	2,951	$67.87	$200.3K	-1.8%	Open the original filing on SEC.gov
Jun 17	Ju Chi-Hong	Senior VP, Systems & GM	SSELL	2,017	$67.87	$136.9K	-1.2%	Open the original filing on SEC.gov
Jun 17	Wang Feng-Ming	CEO	GGIFT	10,000	—	—	-1.3%	Open the original filing on SEC.gov
Jun 17	Wang Feng-Ming	CEO	SSELL	6,204	$67.87	$421.1K	-0.8%	Open the original filing on SEC.gov
Jun 12	Chen Yun-Lung	VP, Business Development…	SSELL	9,856	$67.06	$660.9K	-12.9%	Open the original filing on SEC.gov
May 26	Young John Alexander	CFO	MEXER◷◆	400	—	—	—	Open the original filing on SEC.gov
May 26	Young John Alexander	CFO	SSELL◷	400	$96.00	$38.4K	-0.3%	Open the original filing on SEC.gov
May 26	Young John Alexander	CFO	MEXER◷	400	$55.80	$22.3K	+0.3%	Open the original filing on SEC.gov
May 26	Wang Feng-Ming	CEO	SSELL◷	9,150	$92.05	$842.2K	-1.1%	Open the original filing on SEC.gov
May 26	Wang Feng-Ming	CEO	SSELL◷	6,065	$91.23	$553.3K	-0.7%	Open the original filing on SEC.gov
May 26	Wang Feng-Ming	CEO	SSELL◷	17,285	$90.38	$1.6M	-2.1%	Open the original filing on SEC.gov
Apr 21	Young John Alexander	CFO	SSELL◷	1,971	$60.00	$118.3K	-1.7%	Open the original filing on SEC.gov
Mar 19	Young John Alexander	CFO	SSELL	3,038	$54.14	$164.5K	-2.5%	Open the original filing on SEC.gov
Mar 19	Lee Chan W	Chief Operations Officer	SSELL	3,641	$54.14	$197.1K	-2.2%	Open the original filing on SEC.gov
Mar 19	Ju Chi-Hong	Senior VP, Systems &…	SSELL	2,155	$54.14	$116.7K	-1.3%	Open the original filing on SEC.gov
Mar 19	Wang Feng-Ming	CEO	SSELL	8,083	$54.14	$437.6K	-0.9%	Open the original filing on SEC.gov
Mar 18	Young John Alexander	CFO	AGRANT	5,560	—	—	+4.8%	Open the original filing on SEC.gov
Mar 18	Chen Yun-Lung	VP, Business Development…	AGRANT	2,849	—	—	+3.9%	Open the original filing on SEC.gov
Mar 18	Lee Chan W	Chief Operations Officer	AGRANT	7,320	—	—	+4.7%	Open the original filing on SEC.gov
Mar 18	Ju Chi-Hong	Senior VP, Systems &…	AGRANT	5,930	—	—	+3.6%	Open the original filing on SEC.gov
Mar 18	Wang Feng-Ming	CEO	AGRANT	15,686	—	—	+1.9%	Open the original filing on SEC.gov
Mar 17	Young John Alexander	CFO	MEXER◆	3,556	—	—	—	Open the original filing on SEC.gov
Mar 17	Young John Alexander	CFO	SSELL	4,577	$52.77	$241.5K	-3.8%	Open the original filing on SEC.gov
Mar 17	Young John Alexander	CFO	MEXER	3,556	—	—	+3.0%	Open the original filing on SEC.gov
Mar 17	Chen Yun-Lung	VP, Business Development…	MEXER◆	4,651	—	—	—	Open the original filing on SEC.gov
Mar 17	Chen Yun-Lung	VP, Business Development…	MEXER	4,651	—	—	+6.8%	Open the original filing on SEC.gov
Mar 17	Lee Chan W	Chief Operations Officer	MEXER◆	13,678	—	—	—	Open the original filing on SEC.gov
Mar 17	Lee Chan W	Chief Operations Officer	SSELL	6,729	$52.77	$355.1K	-4.1%	Open the original filing on SEC.gov
Mar 17	Lee Chan W	Chief Operations Officer	MEXER	13,678	—	—	+9.2%	Open the original filing on SEC.gov
Mar 17	Ju Chi-Hong	Senior VP, Systems &…	MEXER◆	9,553	—	—	—	Open the original filing on SEC.gov
Mar 17	Ju Chi-Hong	Senior VP, Systems &…	SSELL	4,729	$52.77	$249.5K	-2.8%	Open the original filing on SEC.gov
Mar 17	Ju Chi-Hong	Senior VP, Systems &…	MEXER	9,553	—	—	+6.0%	Open the original filing on SEC.gov
Mar 17	Wang Feng-Ming	CEO	MEXER◆	27,598	—	—	—	Open the original filing on SEC.gov
Mar 17	Wang Feng-Ming	CEO	SSELL	18,976	$52.77	$1M	-2.2%	Open the original filing on SEC.gov
Mar 17	Wang Feng-Ming	CEO	MEXER	27,598	—	—	+3.4%	Open the original filing on SEC.gov
Mar 2	Young John Alexander	CFO	AGRANT◆	15,201	—	—	—	Open the original filing on SEC.gov
Mar 2	Young John Alexander	CFO	AGRANT	15,201	—	—	+14.8%	Open the original filing on SEC.gov
Mar 2	Chen Yun-Lung	VP, Business Development…	AGRANT◆	7,220	—	—	—	Open the original filing on SEC.gov
Mar 2	Chen Yun-Lung	VP, Business Development…	AGRANT	7,220	—	—	+11.7%	Open the original filing on SEC.gov
Mar 2	Lee Chan W	Chief Operations Officer	AGRANT◆	24,701	—	—	—	Open the original filing on SEC.gov
Mar 2	Lee Chan W	Chief Operations Officer	AGRANT	24,701	—	—	+19.8%	Open the original filing on SEC.gov
Mar 2	Ju Chi-Hong	Senior VP, Systems &…	AGRANT◆	17,329	—	—	—	Open the original filing on SEC.gov
Mar 2	Ju Chi-Hong	Senior VP, Systems &…	AGRANT	17,329	—	—	+12.2%	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	AGRANT◷◆	53,203	—	—	—	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	MEXER◷◆	50,000	—	—	—	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	AGRANT◷	53,203	—	—	+6.9%	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	SSELL◷	12,040	$61.42	$739.5K	-1.5%	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	SSELL◷	32,460	$60.91	$2M	-4.0%	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	SSELL◷	2,600	$59.53	$154.8K	-0.3%	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	SSELL◷	1,900	$58.77	$111.7K	-0.2%	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	SSELL◷	1,000	$56.83	$56.8K	-0.1%	Open the original filing on SEC.gov
Mar 2	Wang Feng-Ming	CEO	MEXER◷	50,000	$41.36	$2.1M	+6.5%	Open the original filing on SEC.gov
Mar 2	Bryant Gregory M	Director	AGRANT	2,457	—	—	—	Open the original filing on SEC.gov
Jan 5	Ju Chi-Hong	Senior VP, Systems &…	SSELL	7,728	$75.58	$584.1K	-5.0%	Open the original filing on SEC.gov
Dec 30, 2025	Ju Chi-Hong	Senior VP, Systems &…	SSELL↺	7,945	$70.25	$558.1K	-5.0%	Open the original filing on SEC.gov
Dec 26, 2025	Paisley Christopher B	Director	SSELL	500	$72.18	$36.1K	-1.2%	Open the original filing on SEC.gov
Dec 19, 2025	Wang Feng-Ming	CEO	GGIFT	15,000	—	—	-1.9%	Open the original filing on SEC.gov
Dec 18, 2025	Young John Alexander	CFO	SSELL	3,791	$72.96	$276.6K	-3.6%	Open the original filing on SEC.gov
Dec 17, 2025	Young John Alexander	CFO	SSELL	2,579	$71.82	$185.2K	-2.4%	Open the original filing on SEC.gov
Dec 17, 2025	Lee Chan W	Chief Operations Officer	SSELL	2,406	$71.82	$172.8K	-1.9%	Open the original filing on SEC.gov
Dec 17, 2025	Ju Chi-Hong	Senior VP, Systems &…	SSELL	1,342	$71.82	$96.4K	-0.8%	Open the original filing on SEC.gov
Dec 17, 2025	Wang Feng-Ming	CEO	SSELL	4,950	$71.82	$355.5K	-0.6%	Open the original filing on SEC.gov
Dec 16, 2025	Schwarting Elizabeth M	Director	SSELL	624	$72.38	$45.2K	-8.5%	Open the original filing on SEC.gov
Dec 15, 2025	Richardson David Jeffrey	Director	GGIFT	2,531	—	—	+10.9%	Open the original filing on SEC.gov
Dec 15, 2025	Richardson David Jeffrey	Director	GGIFT	2,531	—	—	-50.3%	Open the original filing on SEC.gov
Oct 14, 2025	Ju Chi-Hong	Senior VP, Systems &…	SSELL	6,156	$80.96	$498.4K	-3.7%	Open the original filing on SEC.gov
Oct 13, 2025	Ju Chi-Hong	Senior VP, Systems &…	SSELL	5,057	$81.29	$411.1K	-3.0%	Open the original filing on SEC.gov
Oct 6, 2025	Schwarting Elizabeth M	Director	SSELL	2,664	$85.38	$227.4K	-26.7%	Open the original filing on SEC.gov
Sep 17, 2025	Young John Alexander	CFO	SSELL	2,566	$79.43	$203.8K	-2.3%	Open the original filing on SEC.gov
Sep 17, 2025	Lee Chan W	Chief Operating Officer	SSELL	1,947	$79.43	$154.7K	-1.5%	Open the original filing on SEC.gov
Sep 17, 2025	Kohn Leslie	Chief Technology Officer	SSELL	2,249	$79.43	$178.6K	-0.2%	Open the original filing on SEC.gov
Sep 17, 2025	Ju Chi-Hong	Sr. Vice President,…	SSELL	1,168	$79.43	$92.8K	-0.7%	Open the original filing on SEC.gov
Sep 17, 2025	Wang Feng-Ming	CEO	SSELL	4,928	$79.43	$391.4K	-0.6%	Open the original filing on SEC.gov
Sep 10, 2025	Chen Yun-Lung	VP, Business Development	SSELL	8,492	$84.42	$716.9K	-12.1%	Open the original filing on SEC.gov
Sep 2, 2025	Breithaupt Chantelle…	Director	AGRANT	2,498	—	—	+102.3%	Open the original filing on SEC.gov
Sep 2, 2025	Schwarting Elizabeth M	Director	AGRANT	2,498	—	—	+33.4%	Open the original filing on SEC.gov
Sep 2, 2025	Hon Hsiao-Wuen	Director	AGRANT	2,498	—	—	+8.8%	Open the original filing on SEC.gov
Sep 2, 2025	Richardson David Jeffrey	Director	AGRANT	2,498	—	—	+98.7%	Open the original filing on SEC.gov
Sep 2, 2025	Paisley Christopher B	Director	AGRANT	2,498	—	—	+6.4%	Open the original filing on SEC.gov
Sep 2, 2025	Hu Chenming	Director	AGRANT	2,498	—	—	+9.3%	Open the original filing on SEC.gov
Jun 25, 2025	Paisley Christopher B	Director	SSELL◷	1,000	$62.58	$62.6K	-2.5%	Open the original filing on SEC.gov

SSELL◷$17.7K

Paisley Christopher B · DirectorSep 25

250 sh @ $70.76 · -0.6% own

SSELL◷$127.6K

Young John Alexander · CFOSep 18

1,896 sh @ $67.28 · -1.7% own

SSELL$394.6K

Wang Feng-Ming · CEOSep 17

6,086 sh @ $64.83 · -0.8% own

SSELL$202.7K

Young John Alexander · CFOSep 17

3,126 sh @ $64.83 · -2.8% own

SSELL$187.6K

Lee Chan W · Chief Operations…Sep 17

2,893 sh @ $64.83 · -1.8% own

SSELL$130.2K

Ju Chi-Hong · Senior VP, Systems…Sep 17

2,009 sh @ $64.83 · -1.3% own

AGRANT—

Hu Chenming · DirectorSep 8

3,151 sh · +10.7% own

AGRANT—

Richardson David Jeffrey · DirectorSep 8

3,151 sh · +126.1% own

AGRANT—

Hon Hsiao-Wuen · DirectorSep 8

3,151 sh · +10.2% own

AGRANT—

Schwarting Elizabeth M · DirectorSep 8

3,151 sh · +47.1% own

AGRANT—

Breithaupt Chantelle… · DirectorSep 8

3,151 sh · +63.8% own

AGRANT—

Bryant Gregory M · DirectorSep 8

3,151 sh · +128.3% own

AGRANT—

Paisley Christopher B · DirectorSep 8

3,151 sh · +7.7% own

SSELL$468.7K

Chen Yun-Lung · VP, Business Dev.…Jul 9

5,958 sh @ $78.66 · -9.0% own

SSELL$888.4K

Ju Chi-Hong · Senior VP, Systems…Jul 1

10,000 sh @ $88.84 · -6.0% own

SSELL◷$1.5M

Wang Feng-Ming · CEOJul 1

16,250 sh @ $90.08 · -2.1% own

SSELL◷$15.5K

Paisley Christopher B · DirectorJun 26

250 sh @ $62.01 · -0.6% own

SSELL◷$123.7K

Young John Alexander · CFOJun 17

1,847 sh @ $66.98 · -1.6% own

SSELL◷$216.2K

Young John Alexander · CFOJun 17

3,186 sh @ $67.87 · -2.7% own

SSELL$200.3K

Lee Chan W · Chief Operations…Jun 17

2,951 sh @ $67.87 · -1.8% own

SSELL$136.9K

Ju Chi-Hong · Senior VP, Systems…Jun 17

2,017 sh @ $67.87 · -1.2% own

GGIFT—

Wang Feng-Ming · CEOJun 17

10,000 sh · -1.3% own

SSELL$421.1K

Wang Feng-Ming · CEOJun 17

6,204 sh @ $67.87 · -0.8% own

SSELL$660.9K

Chen Yun-Lung · VP, Business…Jun 12

9,856 sh @ $67.06 · -12.9% own

MEXER◷◆—

Young John Alexander · CFOMay 26

400 sh

SSELL◷$38.4K

Young John Alexander · CFOMay 26

400 sh @ $96.00 · -0.3% own

MEXER◷$22.3K

Young John Alexander · CFOMay 26

400 sh @ $55.80 · +0.3% own

SSELL◷$842.2K

Wang Feng-Ming · CEOMay 26

9,150 sh @ $92.05 · -1.1% own

SSELL◷$553.3K

Wang Feng-Ming · CEOMay 26

6,065 sh @ $91.23 · -0.7% own

SSELL◷$1.6M

Wang Feng-Ming · CEOMay 26

17,285 sh @ $90.38 · -2.1% own

SSELL◷$118.3K

Young John Alexander · CFOApr 21

1,971 sh @ $60.00 · -1.7% own

SSELL$164.5K

Young John Alexander · CFOMar 19

3,038 sh @ $54.14 · -2.5% own

SSELL$197.1K

Lee Chan W · Chief Operations…Mar 19

3,641 sh @ $54.14 · -2.2% own

SSELL$116.7K

Ju Chi-Hong · Senior VP, Systems…Mar 19

2,155 sh @ $54.14 · -1.3% own

SSELL$437.6K

Wang Feng-Ming · CEOMar 19

8,083 sh @ $54.14 · -0.9% own

AGRANT—

Young John Alexander · CFOMar 18

5,560 sh · +4.8% own

AGRANT—

Chen Yun-Lung · VP, Business…Mar 18

2,849 sh · +3.9% own

AGRANT—

Lee Chan W · Chief Operations…Mar 18

7,320 sh · +4.7% own

AGRANT—

Ju Chi-Hong · Senior VP, Systems…Mar 18

5,930 sh · +3.6% own

AGRANT—

Wang Feng-Ming · CEOMar 18

15,686 sh · +1.9% own

MEXER◆—

Young John Alexander · CFOMar 17

3,556 sh

SSELL$241.5K

Young John Alexander · CFOMar 17

4,577 sh @ $52.77 · -3.8% own

MEXER—

Young John Alexander · CFOMar 17

3,556 sh · +3.0% own

MEXER◆—

Chen Yun-Lung · VP, Business…Mar 17

4,651 sh

MEXER—

Chen Yun-Lung · VP, Business…Mar 17

4,651 sh · +6.8% own

MEXER◆—

Lee Chan W · Chief Operations…Mar 17

13,678 sh

SSELL$355.1K

Lee Chan W · Chief Operations…Mar 17

6,729 sh @ $52.77 · -4.1% own

MEXER—

Lee Chan W · Chief Operations…Mar 17

13,678 sh · +9.2% own

MEXER◆—

Ju Chi-Hong · Senior VP, Systems…Mar 17

9,553 sh

SSELL$249.5K

Ju Chi-Hong · Senior VP, Systems…Mar 17

4,729 sh @ $52.77 · -2.8% own

MEXER—

Ju Chi-Hong · Senior VP, Systems…Mar 17

9,553 sh · +6.0% own

MEXER◆—

Wang Feng-Ming · CEOMar 17

27,598 sh

SSELL$1M

Wang Feng-Ming · CEOMar 17

18,976 sh @ $52.77 · -2.2% own

MEXER—

Wang Feng-Ming · CEOMar 17

27,598 sh · +3.4% own

AGRANT◆—

Young John Alexander · CFOMar 2

15,201 sh

AGRANT—

Young John Alexander · CFOMar 2

15,201 sh · +14.8% own

AGRANT◆—

Chen Yun-Lung · VP, Business…Mar 2

7,220 sh

AGRANT—

Chen Yun-Lung · VP, Business…Mar 2

7,220 sh · +11.7% own

AGRANT◆—

Lee Chan W · Chief Operations…Mar 2

24,701 sh

AGRANT—

Lee Chan W · Chief Operations…Mar 2

24,701 sh · +19.8% own

AGRANT◆—

Ju Chi-Hong · Senior VP, Systems…Mar 2

17,329 sh

AGRANT—

Ju Chi-Hong · Senior VP, Systems…Mar 2

17,329 sh · +12.2% own

AGRANT◷◆—

Wang Feng-Ming · CEOMar 2

53,203 sh

MEXER◷◆—

Wang Feng-Ming · CEOMar 2

50,000 sh

AGRANT◷—

Wang Feng-Ming · CEOMar 2

53,203 sh · +6.9% own

SSELL◷$739.5K

Wang Feng-Ming · CEOMar 2

12,040 sh @ $61.42 · -1.5% own

SSELL◷$2M

Wang Feng-Ming · CEOMar 2

32,460 sh @ $60.91 · -4.0% own

SSELL◷$154.8K

Wang Feng-Ming · CEOMar 2

2,600 sh @ $59.53 · -0.3% own

SSELL◷$111.7K

Wang Feng-Ming · CEOMar 2

1,900 sh @ $58.77 · -0.2% own

SSELL◷$56.8K

Wang Feng-Ming · CEOMar 2

1,000 sh @ $56.83 · -0.1% own

MEXER◷$2.1M

Wang Feng-Ming · CEOMar 2

50,000 sh @ $41.36 · +6.5% own

AGRANT—

Bryant Gregory M · DirectorMar 2

2,457 sh

SSELL$584.1K

Ju Chi-Hong · Senior VP, Systems…Jan 5

7,728 sh @ $75.58 · -5.0% own

SSELL↺$558.1K

Ju Chi-Hong · Senior VP, Systems…Dec 30, 2025

7,945 sh @ $70.25 · -5.0% own

SSELL$36.1K

Paisley Christopher B · DirectorDec 26, 2025

500 sh @ $72.18 · -1.2% own

GGIFT—

Wang Feng-Ming · CEODec 19, 2025

15,000 sh · -1.9% own

SSELL$276.6K

Young John Alexander · CFODec 18, 2025

3,791 sh @ $72.96 · -3.6% own

SSELL$185.2K

Young John Alexander · CFODec 17, 2025

2,579 sh @ $71.82 · -2.4% own

SSELL$172.8K

Lee Chan W · Chief Operations…Dec 17, 2025

2,406 sh @ $71.82 · -1.9% own

SSELL$96.4K

Ju Chi-Hong · Senior VP, Systems…Dec 17, 2025

1,342 sh @ $71.82 · -0.8% own

SSELL$355.5K

Wang Feng-Ming · CEODec 17, 2025

4,950 sh @ $71.82 · -0.6% own

SSELL$45.2K

Schwarting Elizabeth M · DirectorDec 16, 2025

624 sh @ $72.38 · -8.5% own

GGIFT—

Richardson David Jeffrey · DirectorDec 15, 2025

2,531 sh · +10.9% own

GGIFT—

Richardson David Jeffrey · DirectorDec 15, 2025

2,531 sh · -50.3% own

SSELL$498.4K

Ju Chi-Hong · Senior VP, Systems…Oct 14, 2025

6,156 sh @ $80.96 · -3.7% own

SSELL$411.1K

Ju Chi-Hong · Senior VP, Systems…Oct 13, 2025

5,057 sh @ $81.29 · -3.0% own

SSELL$227.4K

Schwarting Elizabeth M · DirectorOct 6, 2025

2,664 sh @ $85.38 · -26.7% own

SSELL$203.8K

Young John Alexander · CFOSep 17, 2025

2,566 sh @ $79.43 · -2.3% own

SSELL$154.7K

Lee Chan W · Chief Operating…Sep 17, 2025

1,947 sh @ $79.43 · -1.5% own

SSELL$178.6K

Kohn Leslie · Chief Technology…Sep 17, 2025

2,249 sh @ $79.43 · -0.2% own

SSELL$92.8K

Ju Chi-Hong · Sr. Vice President…Sep 17, 2025

1,168 sh @ $79.43 · -0.7% own

SSELL$391.4K

Wang Feng-Ming · CEOSep 17, 2025

4,928 sh @ $79.43 · -0.6% own

SSELL$716.9K

Chen Yun-Lung · VP, Business…Sep 10, 2025

8,492 sh @ $84.42 · -12.1% own

AGRANT—

Breithaupt Chantelle… · DirectorSep 2, 2025

2,498 sh · +102.3% own

AGRANT—

Schwarting Elizabeth M · DirectorSep 2, 2025

2,498 sh · +33.4% own

AGRANT—

Hon Hsiao-Wuen · DirectorSep 2, 2025

2,498 sh · +8.8% own

AGRANT—

Richardson David Jeffrey · DirectorSep 2, 2025

2,498 sh · +98.7% own

AGRANT—

Paisley Christopher B · DirectorSep 2, 2025

2,498 sh · +6.4% own

AGRANT—

Hu Chenming · DirectorSep 2, 2025

2,498 sh · +9.3% own

SSELL◷$62.6K

Paisley Christopher B · DirectorJun 25, 2025

1,000 sh @ $62.58 · -2.5% own

Filing record

How quickly insiders here report their trades. Section 16 allows two business days from the transaction.

All 65 filings we hold were filed within the two-business-day deadline.

Counted in business days from the transaction date, or the deemed execution date where the filing reports one, excluding weekends and federal holidays. How this is measured · All late filings

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Everyone who has filed a Form 4 for this issuer.

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