Insider · CIK 0001882831

Ju Chi-Hong

Reports to the SEC for 1 company · SANTA CLARA, CA

sec.gov

Transactions

Companies

Filings

CIK

0001882831

Forms 4 and 5

Insider transactions

50 trades

Date	Company	Role	Code	Shares	Price	Value	Shares after
2026-09-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−2,009 sh	$64.83	−$130K	154,153
2026-07-01	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−10K sh	$88.84	−$888K	155,924
2026-06-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−2,017 sh	$67.87	−$137K	165,924
2026-03-19	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−2,155 sh	$54.14	−$117K	167,941
2026-03-18	AMBAAMBARELLA INCA Award	Senior VP, Systems & GM	AAward	+5,930 sh	—	—	170,096
2026-03-17	AMBAAMBARELLA INCM Exercise/Conversion	Senior VP, Systems & GM	MExercise/Conversion	+9,553 sh	—	—	168,895
2026-03-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−4,729 sh	$52.77	−$250K	164,166
2026-03-17	AMBAAMBARELLA INC · Performance Stock UnitsM Exercise/Conversion	Senior VP, Systems & GM	MExercise/Conversion	−9,553 sh	—	—	0
2026-03-02	AMBAAMBARELLA INCA Award	Senior VP, Systems & GM	AAward	+17.3K sh	—	—	159,188
2026-03-02	AMBAAMBARELLA INC · Performance Stock UnitsA Award	Senior VP, Systems & GM	AAward	+17.3K sh	—	—	17,329
2026-01-05	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−7,728 sh	$75.58	−$584K	146,039
2025-12-30	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−3,765 sh	$70.32	−$265K	153,767
2025-12-30	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−7,945 sh	$70.25	−$558K	149,587
2025-12-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,342 sh	$71.82	−$96.4K	157,532
2025-10-14	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−6,156 sh	$80.96	−$498K	158,874
2025-10-13	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−5,057 sh	$81.29	−$411K	165,030
2025-09-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,168 sh	$79.43	−$92.8K	170,087
2025-06-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,108 sh	$52.26	−$57.9K	171,032
2025-03-18	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,034 sh	$55.02	−$56.9K	172,140
2025-03-06	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,859 sh	$55.11	−$102K	172,940
2025-03-05	AMBAAMBARELLA INCA Award	Senior VP, Systems & GM	AAward	+4,773 sh	—	—	174,799
2025-02-28	AMBAAMBARELLA INCA Award	Senior VP, Systems & GM	AAward	+12.4K sh	—	—	170,026
2025-02-28	AMBAAMBARELLA INC · Performance Stock UnitsA Award	Senior VP, Systems & GM	AAward	+12.4K sh	—	—	12,388
2024-12-16	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,048 sh	$75.41	−$79K	157,638
2024-12-09	AMBAAMBARELLA INCG Gift	Senior VP, Systems & GM	GGift	−593 sh	—	—	163,804
2024-12-09	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−2,118 sh	$75.69	−$160K	161,686
2024-12-09	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−3,000 sh	$75.72	−$227K	158,686
2024-12-04	AMBAAMBARELLA INCG Gift	Senior VP, Systems & GM	GGift	−5,000 sh	—	—	164,397
2024-12-04	AMBAAMBARELLA INCG Gift	Senior VP, Systems & GM	GGift	+5,000 sh	—	—	8,000
2024-09-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,050 sh	$53.54	−$56.2K	172,397
2024-06-26	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−6,000 sh	$52.90	−$317K	173,193
2024-06-21	AMBAAMBARELLA INCM Exercise/Conversion	Senior VP, Systems & GM	MExercise/Conversion	+8,900 sh	$38.92	+$346K	188,093
2024-06-21	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−8,900 sh	$55.53	−$494K	179,193
2024-06-21	AMBAAMBARELLA INC · Non-Qualified Stock Option (right to buy)M Exercise/Conversion	Senior VP, Systems & GM	MExercise/Conversion	−8,900 sh	—	—	0
2024-06-18	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,059 sh	$55.48	−$58.8K	179,193
2024-06-10	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,895 sh	$57.50	−$109K	180,252
2024-06-07	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−2,296 sh	$56.79	−$130K	182,147
2024-03-18	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−778 sh	$49.27	−$38.3K	184,443
2024-03-08	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−509 sh	$57.16	−$29.1K	185,003
2024-03-07	AMBAAMBARELLA INCA Award	Senior VP, Systems & GM	AAward	+1,224 sh	—	—	185,512
2024-02-29	AMBAAMBARELLA INCA Award	Senior VP, Systems & GM	AAward	+15.9K sh	—	—	184,288
2024-02-29	AMBAAMBARELLA INC · Performance Stock UnitsA Award	Senior VP, Systems & GM	AAward	+15.9K sh	—	—	15,898
2023-12-19	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,074 sh	$63.04	−$67.7K	168,390
2023-09-18	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,048 sh	$57.30	−$60.1K	169,464
2023-07-07	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−4,251 sh	$81.81	−$348K	170,349
2023-06-20	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−1,015 sh	$84.80	−$86.1K	174,600
2023-06-15	AMBAAMBARELLA INCA Award	Senior VP, Systems & GM	AAward	+17.8K sh	—	—	175,615
2023-06-08	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−4,165 sh	$82.62	−$344K	157,801
2023-04-03	AMBAAMBARELLA INC · Performance Stock UnitsA Award	Senior VP, Systems & GM	AAward	+9,553 sh	—	—	9,553
2023-03-17	AMBAAMBARELLA INCS Sale	Senior VP, Systems & GM	SSale	−4,402 sh	$76.85	−$338K	161,966

Recent filings

Accepted (ET)
Sep 184
Ju Chi-Hong0001280263-26-000072
SEC(opens sec.gov)
Jul 24
Ju Chi-Hong0001280263-26-000053
SEC(opens sec.gov)
Jun 184
Ju Chi-Hong0001280263-26-000045
SEC(opens sec.gov)
Mar 194
Ju Chi-Hong0001280263-26-000028
SEC(opens sec.gov)
Mar 44
Ju Chi-Hong0001280263-26-000023
SEC(opens sec.gov)
Jan 234/A
Ju Chi-Hong0001280263-26-000004
SEC(opens sec.gov)
Jan 74
Ju Chi-Hong0001280263-26-000002
SEC(opens sec.gov)
Dec 314
Ju Chi-Hong0001280263-25-000074
SEC(opens sec.gov)
Dec 194
Ju Chi-Hong0001280263-25-000068
SEC(opens sec.gov)
Oct 154
Ju Chi-Hong0001280263-25-000062
SEC(opens sec.gov)
Sep 194
Ju Chi-Hong0001280263-25-000056
SEC(opens sec.gov)
Jun 204
Ju Chi-Hong0001280263-25-000026
SEC(opens sec.gov)
Mar 204
Ju Chi-Hong0001280263-25-000019
SEC(opens sec.gov)
Mar 74
Ju Chi-Hong0001280263-25-000011
SEC(opens sec.gov)

Companies

AMBARELLA INCSenior VP, Systems & GMAMBA

Address

3001 TASMAN DRIVE

SANTA CLARA, CA, 95054