A detailed history of Peak6 LLC transactions in Mks Instruments Inc stock. As of the latest transaction made, Peak6 LLC holds 61,500 shares of MKSI stock, worth $8.78 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares
61,500
Previous 41,300 48.91%
Holding current value
$8.78 Million
Previous $4.1 Million 85.5%
% of portfolio
0.01%
Previous 0.01%

Shares

3 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2025

Nov 13, 2025

BUY
$89.62 - $129.92 $1.84 Million - $2.67 Million
20,547 New
20,547 $2.54 Million
Q1 2025

May 14, 2025

BUY
$78.89 - $122.69 $1.46 Million - $2.27 Million
18,542 Added 2408.05%
19,312 $1.55 Million
Q4 2024

Feb 13, 2025

BUY
$98.56 - $117.93 $75,891 - $90,806
770 New
770 $80,000

Others Institutions Holding MKSI

About MKS INSTRUMENTS INC


  • Ticker MKSI
  • Exchange NASDAQ
  • Sector Technology
  • Industry Scientific & Technical Instruments
  • Shares Outstandng 66,491,100
  • Market Cap $9.49B
  • Description
  • MKS Instruments, Inc. provides instruments, systems, subsystems, and process control solutions that measure, monitor, deliver, analyze, power, and control critical parameters of manufacturing processes worldwide. Its Vacuum & Analysis segment offers pressure and vacuum control solutions, including direct and indirect pressure measurement; ma...
More about MKSI
Track This Portfolio

Track Peak6 LLC Portfolio

Follow Peak6 LLC and customize your updates to receive the information that matters most to you.

Portfolio Update

Get notified when there are updates to the investment portfolio of Peak6 LLC, based on Form 13F filings with the SEC.

News

Stay updated on Peak6 LLC with notifications on news.