Activist 13D/13G Filings - MKS INSTRUMENTS INC (MKSI)

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
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Time period
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Reported
DateTime
TypeCompany
Symbol
Filed By
Symbol
Shares Owned
% Owned
Shares Vs. Prev ReportFiling
2021-02-16
1:43 pm
Sale
13GMKS INSTRUMENTS INC
MKSI
Capital International Investors3,803,788
6.9%
-553,644decrease
(-12.71%)
View
2021-02-10
11:28 am
Purchase
13GMKS INSTRUMENTS INC
MKSI
VANGUARD GROUP INC5,088,655
9.23%
8,452increase
(+0.17%)
View
2021-02-04
09:51 am
Purchase
13GMKS INSTRUMENTS INC
MKSI
WELLINGTON MANAGEMENT GROUP LLP5,056,784
9.17%
1,224,464increase
(+31.95%)
View
2021-01-29
5:21 pm
Sale
13GMKS INSTRUMENTS INC
MKSI
BlackRock Inc.
BLK
5,155,288
9.4%
-2,109decrease
(-0.04%)
View
2020-02-14
12:07 pm
Purchase
13GMKS INSTRUMENTS INC
MKSI
Capital International Investors4,357,432
7.9%
4,357,432increase
(New Position)
View
2020-02-12
07:57 am
Purchase
13GMKS INSTRUMENTS INC
MKSI
VANGUARD GROUP INC5,080,203
9.31%
145,474increase
(+2.95%)
View
2020-02-05
12:16 pm
Purchase
13GMKS INSTRUMENTS INC
MKSI
BlackRock Inc.
BLK
5,157,397
9.5%
197,299increase
(+3.98%)
View
2020-01-30
10:24 am
Purchase
13GMKS INSTRUMENTS INC
MKSI
WELLINGTON MANAGEMENT GROUP LLP3,832,320
7.03%
1,421,237increase
(+58.95%)
View
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