Activist 13D/13G Filings - Ultra Clean Holdings Inc. (UCTT)

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‚Äôs 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
Goto 0, 1, Next
Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2024-02-14
10:12 am
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
FRONTIER CAPITAL MANAGEMENT CO LLC2,559,943
5.71%
2,559,943increase
(New Position)
View
2024-02-13
5:16 pm
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
VANGUARD GROUP INC4,360,555
9.73%
752,845increase
(+20.87%)
View
2024-02-09
09:59 am
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
DIMENSIONAL FUND ADVISORS LP2,750,042
6.1%
448,281increase
(+19.48%)
View
2024-01-25
09:24 am
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
Swedbank Robur Fonder AB2,434,224
5.43%
-565,776decrease
(-18.86%)
View
2024-01-22
2:03 pm
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
BlackRock Inc.
BLK
7,201,258
16.1%
-841,923decrease
(-10.47%)
View
2023-02-10
2:42 pm
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
DIMENSIONAL FUND ADVISORS LP2,301,761
5.1%
417,520increase
(+22.16%)
View
2023-02-09
11:35 am
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
VANGUARD GROUP INC3,607,710
7.93%
-112,663decrease
(-3.03%)
View
2023-01-27
09:55 am
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
Swedbank Robur Fonder AB3,000,000
6.6%
380,000increase
(+14.50%)
View
2023-01-23
3:52 pm
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
BlackRock Inc.
BLK
8,043,181
17.7%
-406,215decrease
(-4.81%)
View
2022-03-18
1:18 pm
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
Swedbank Robur Fonder AB2,620,000
6%
320,000increase
(+13.91%)
View
2022-02-10
08:42 am
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
VANGUARD GROUP INC3,720,373
8.29%
732,001increase
(+24.49%)
View
2022-02-08
3:52 pm
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
DIMENSIONAL FUND ADVISORS LP1,884,241
4.2%
-273,151decrease
(-12.66%)
View
2022-01-28
1:54 pm
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
BlackRock Inc.
BLK
8,449,396
18.8%
1,531,814increase
(+22.14%)
View
2021-02-12
3:41 pm
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
DIMENSIONAL FUND ADVISORS LP2,157,392
5.3%
-1,116,602decrease
(-34.11%)
View
2021-02-10
11:57 am
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
VANGUARD GROUP INC2,988,372
7.38%
326,518increase
(+12.27%)
View
2021-01-25
4:49 pm
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
BlackRock Inc.
BLK
6,917,582
17.1%
860,125increase
(+14.20%)
View
2020-02-14
1:04 pm
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
Divisar Capital Management LLC1,302,142
3.3%
-865,707decrease
(-39.93%)
View
2020-02-13
10:10 am
Sale
13GULTRA CLEAN HOLDINGS INC
UCTT
Swedbank Robur Fonder AB2,300,000
5.8%
-1,175,000decrease
(-33.81%)
View
2020-02-12
12:34 pm
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
DIMENSIONAL FUND ADVISORS LP3,273,994
8.23%
181,897increase
(+5.88%)
View
2020-02-11
4:40 pm
Purchase
13GULTRA CLEAN HOLDINGS INC
UCTT
VANGUARD GROUP INC2,661,854
6.68%
711,380increase
(+36.47%)
View
Goto 0, 1, Next