13D/13G Filings - PDF SOLUTIONS INC (PDFS)

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 have beem 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
Goto 0, 1, Next
Reported
DateTime
Transaction
Date
Type Company
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev Report View
2025-02-12
6:54 pm
Unchanged
2025-02-12 13G PDF Solutions, Inc.
PDFS
KIBARIAN JOHN KACHIG 2,512,474
6.500%
0
(Unchanged)
Filing
History
2024-02-13
5:12 pm
Purchase
2023-12-29 13G PDF Solutions, Inc.
PDFS
The Vanguard Group 3,089,669
8.080%
836,378increase
(+37.12%)
Filing
History
2024-02-13
3:07 pm
Unchanged
2023-12-31 13G PDF Solutions, Inc.
PDFS
KIBARIAN JOHN KACHIG 2,512,474
6.560%
0
(Unchanged)
Filing
History
2024-01-23
4:14 pm
Purchase
2023-12-31 13G PDF Solutions, Inc.
PDFS
BLACKROCK INC
BLK
4,840,071
12.700%
207,109increase
(+4.47%)
Filing
History
2023-12-11
10:34 am
Sale
2023-12-11 13G PDF Solutions, Inc.
PDFS
Invesco Ltd.
IVZ
721,613
1.900%
-2,529,085decrease
(-77.80%)
Filing
History
2023-08-07
12:29 pm
Sale
2023-07-31 13G PDF Solutions, Inc.
PDFS
Cowen Prime Advisors LLC 0
0.000%
-1,431,404decrease
(Position Closed)
Filing
History
2023-02-14
2:44 pm
Unchanged
2022-12-31 13G PDF Solutions, Inc.
PDFS
KIBARIAN JOHN KACHIG 2,512,474
6.710%
0
(Unchanged)
Filing
History
2023-02-09
11:30 am
Purchase
2022-12-30 13G PDF Solutions, Inc.
PDFS
The Vanguard Group 2,253,291
6.030%
156,339increase
(+7.46%)
Filing
History
2023-02-03
4:06 pm
Sale
2022-12-31 13G PDF Solutions, Inc.
PDFS
Cowen Prime Advisors LLC 1,431,404
4.000%
-311,321decrease
(-17.86%)
Filing
History
2023-02-02
3:11 pm
Sale
2023-02-02 13G PDF Solutions, Inc.
PDFS
Invesco Ltd.
IVZ
3,250,698
8.700%
-9,599decrease
(-0.29%)
Filing
History
2023-01-23
3:52 pm
Sale
2022-12-31 13G PDF Solutions, Inc.
PDFS
BLACKROCK INC
BLK
4,632,962
12.400%
-90,632decrease
(-1.92%)
Filing
History
2022-02-14
2:34 pm
Sale
2021-12-31 13G PDF Solutions, Inc.
PDFS
PRICE T ROWE ASSOCIATES INC 1,990
0.000%
-2,298,793decrease
(-99.91%)
Filing
History
2022-02-11
3:26 pm
Unchanged
2021-12-31 13G PDF Solutions, Inc.
PDFS
KIBARIAN JOHN KACHIG 2,512,474
6.720%
0
(Unchanged)
Filing
History
2022-02-10
11:32 am
Purchase
2022-02-09 13G PDF Solutions, Inc.
PDFS
Invesco Ltd.
IVZ
3,260,297
8.700%
55,527increase
(+1.73%)
Filing
History
2022-02-10
08:32 am
Sale
2021-12-31 13G PDF Solutions, Inc.
PDFS
The Vanguard Group 2,096,952
5.620%
-52,554decrease
(-2.44%)
Filing
History
2022-02-09
12:36 pm
Purchase
2021-12-31 13G PDF Solutions, Inc.
PDFS
Cowen Prime Advisors LLC 1,742,725
5.000%
1,742,725increase
(New Position)
Filing
History
2022-01-28
1:54 pm
Purchase
2021-12-31 13G PDF Solutions, Inc.
PDFS
BLACKROCK INC
BLK
4,723,594
12.600%
213,826increase
(+4.74%)
Filing
History
2021-02-16
12:23 pm
Sale
2020-12-31 13G PDF Solutions, Inc.
PDFS
PRICE T ROWE ASSOCIATES INC 2,300,783
6.200%
-268,139decrease
(-10.44%)
Filing
History
2021-02-16
06:05 am
Unchanged
2020-12-31 13G PDF Solutions, Inc.
PDFS
KIBARIAN JOHN KACHIG 2,512,474
6.820%
0
(Unchanged)
Filing
History
2021-02-12
6:42 pm
Sale
2021-02-16 13G PDF Solutions, Inc.
PDFS
DIMENSIONAL FUND ADVISORS INC 1,196,674
3.300%
-507,862decrease
(-29.79%)
Filing
History
Goto 0, 1, Next