Activist 13D/13G Filings - AMBARELLA INC (AMBA)

Real time Form 13D and 13G transaction reports:

  • Schedule 13D must be filed within ten days after a person or an organization acquires beneficial ownership of more than 5% of a voting class of a company's equity securities.
  • Due to inconsistent filing format, it is highly recommended that you read the orignal filing form.
  • Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
Time period
Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-11-12
1:26 pm
Unchanged
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC4,614,567
11.180%
0
(Unchanged)
View
2024-11-04
10:57 am
Purchase
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC4,614,567
11.180%
522,033increase
(+12.76%)
View
2024-02-13
4:58 pm
Purchase
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC4,092,534
10.170%
59,742increase
(+1.48%)
View
2024-02-09
11:32 am
Sale
13GAMBARELLA, INC
AMBA
BlackRock Inc.
BLK
3,381,197
8.400%
-77,267decrease
(-2.23%)
View
2023-09-11
1:33 pm
Purchase
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC4,032,792
10.180%
436,793increase
(+12.15%)
View
2023-02-09
11:07 am
Purchase
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC3,595,999
9.280%
137,564increase
(+3.98%)
View
2023-02-07
2:10 pm
Sale
13GAMBARELLA, INC
AMBA
BlackRock Inc.
BLK
3,458,464
8.900%
-569,557decrease
(-14.14%)
View
2022-04-08
09:57 am
Purchase
13GAMBARELLA, INC
AMBA
BlackRock Inc.
BLK
4,028,021
10.900%
522,698increase
(+14.91%)
View
2022-02-09
3:24 pm
Purchase
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC3,458,435
9.350%
351,808increase
(+11.32%)
View
2022-02-07
4:40 pm
Purchase
13GAMBARELLA, INC
AMBA
BlackRock Inc.
BLK
3,505,323
9.500%
662,339increase
(+23.30%)
View
2021-02-10
10:30 am
Purchase
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC3,106,627
8.830%
190,549increase
(+6.53%)
View
2021-01-28
6:11 pm
Sale
13GAMBARELLA, INC
AMBA
BlackRock Inc.
BLK
2,842,984
8.100%
-534,577decrease
(-15.83%)
View
2020-02-13
10:48 am
Sale
13GAMBARELLA, INC
AMBA
MORGAN STANLEY
MS
1,079,085
3.200%
-1,020,377decrease
(-48.60%)
View
2020-02-12
09:16 am
Purchase
13GAMBARELLA, INC
AMBA
VANGUARD GROUP INC2,916,078
8.690%
550,160increase
(+23.25%)
View
2020-01-10
2:47 pm
Purchase
13GAMBARELLA, INC
AMBA
BlackRock Inc.
BLK
3,377,561
10.100%
1,803,482increase
(+114.57%)
View