California State Teachers Retirement System Mks Instruments Inc Transaction History

California State Teachers Retirement System

  • $78.8 Billion
  • Q1 2025

A detailed history of California State Teachers Retirement System transactions in Mks Instruments Inc stock. As of the latest transaction made, California State Teachers Retirement System holds 62,219 shares of MKSI stock, worth $5.73 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares
62,219
Previous 62,930 1.13%
Holding current value
$5.73 Million
Previous $6.57 Million 24.1%
% of portfolio
0.01%
Previous 0.01%

Shares

33 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q1 2025

May 15, 2025
SELL
$78.89 - $122.69 $56,090 - $87,232
-711 Reduced 1.13%
62,219 $4.99 Million
Q4 2024

Feb 14, 2025
SELL
$98.56 - $117.93 $95,504 - $114,274
-969 Reduced 1.52%
62,930 $6.57 Million
Q3 2024

Apr 04, 2025
BUY
$103.52 - $144.6 $100,310 - $140,117
969 Added 1.54%
63,899 $6.95 Million
Q3 2024

Nov 14, 2024
SELL
$103.52 - $144.6 $193,168 - $269,823
-1,866 Reduced 2.84%
63,899 $6.95 Million
Q2 2024

Apr 08, 2025
BUY
$108.17 - $137.16 $306,661 - $388,848
2,835 Added 4.51%
65,765 $8.59 Million
Q2 2024

Aug 14, 2024
BUY
$108.17 - $137.16 $153,925 - $195,178
1,423 Added 2.21%
65,765 $8.59 Million
Q1 2024

May 15, 2024
SELL
$97.35 - $133.36 $367,788 - $503,834
-3,778 Reduced 5.55%
64,342 $8.56 Million
Q4 2023

Feb 13, 2024
SELL
$65.32 - $105.03 $8,622 - $13,863
-132 Reduced 0.19%
68,120 $7.01 Million
Q3 2023

Nov 14, 2023
SELL
$83.17 - $109.5 $594,665 - $782,925
-7,150 Reduced 9.48%
68,252 $5.91 Million
Q2 2023

Aug 21, 2023
BUY
$79.76 - $110.27 $84,465 - $116,775
1,059 Added 1.42%
75,402 $8.15 Million
Q1 2023

May 09, 2023
SELL
$83.13 - $112.97 $84,958 - $115,455
-1,022 Reduced 1.36%
74,343 $6.59 Million
Q4 2022

Feb 14, 2023
BUY
$65.09 - $89.25 $62,030 - $85,055
953 Added 1.28%
75,365 $6.39 Million
Q3 2022

Nov 18, 2022
BUY
$82.31 - $123.77 $243,884 - $366,730
2,963 Added 4.15%
74,412 $6.15 Million
Q2 2022

Aug 15, 2022
BUY
$99.35 - $144.63 $18,975 - $27,624
191 Added 0.27%
71,449 $7.33 Million
Q1 2022

May 16, 2022
SELL
$136.3 - $180.69 $818,208 - $1.08 Million
-6,003 Reduced 7.77%
71,258 $10.7 Million
Q4 2021

Feb 15, 2022
SELL
$141.92 - $177.58 $2.31 Million - $2.89 Million
-16,258 Reduced 17.38%
77,261 $13.5 Million
Q3 2021

Nov 15, 2021
SELL
$140.42 - $170.77 $333,497 - $405,578
-2,375 Reduced 2.48%
93,519 $14.1 Million
Q2 2021

Aug 16, 2021
SELL
$165.96 - $196.86 $207,615 - $246,271
-1,251 Reduced 1.29%
95,894 $17.1 Million
Q1 2021

May 18, 2021
SELL
$147.92 - $188.24 $73,516 - $93,555
-497 Reduced 0.51%
97,145 $18 Million
Q4 2020

Feb 16, 2021
BUY
$108.39 - $156.88 $214,828 - $310,936
1,982 Added 2.07%
97,642 $14.7 Million
Q3 2020

Nov 17, 2020
SELL
$103.3 - $128.48 $265,997 - $330,836
-2,575 Reduced 2.62%
95,660 $10.4 Million
Q2 2020

Aug 17, 2020
BUY
$74.98 - $114.61 $622,184 - $951,033
8,298 Added 9.23%
98,235 $11.1 Million
Q1 2020

May 13, 2020
BUY
$70.88 - $120.84 $449,946 - $767,092
6,348 Added 7.59%
89,937 $7.33 Million
Q4 2019

Feb 14, 2020
SELL
$87.04 - $114.73 $216,294 - $285,104
-2,485 Reduced 2.89%
83,589 $9.2 Million
Q3 2019

Nov 15, 2019
BUY
$72.95 - $95.17 $16,924 - $22,079
232 Added 0.27%
86,074 $7.94 Million
Q2 2019

Aug 14, 2019
BUY
$70.87 - $101.6 $96,241 - $137,972
1,358 Added 1.61%
85,842 $6.69 Million
Q1 2019

May 09, 2019
SELL
$63.07 - $93.05 $18,542 - $27,356
-294 Reduced 0.35%
84,484 $7.86 Million
Q4 2018

Feb 13, 2019
BUY
$57.0 - $81.38 $86,355 - $123,290
1,515 Added 1.82%
84,778 $5.48 Million
Q3 2018

Nov 14, 2018
SELL
$78.95 - $102.8 $2,368 - $3,084
-30 Reduced 0.04%
83,263 $6.67 Million
Q2 2018

Aug 14, 2018
BUY
$93.1 - $122.25 $108,833 - $142,910
1,169 Added 1.42%
83,293 $7.97 Million
Q1 2018

May 15, 2018
SELL
$95.5 - $125.45 $274,944 - $361,170
-2,879 Reduced 3.39%
82,124 $9.5 Million
Q4 2017

Feb 14, 2018
SELL
$89.5 - $108.65 $120,377 - $146,134
-1,345 Reduced 1.56%
85,003 $8.03 Million
Q3 2017

Nov 13, 2017
BUY
$76.85 - $94.45 $6.64 Million - $8.16 Million
86,348
86,348 $8.16 Million

Others Institutions Holding MKSI

# of Institutions
441
Shares Held
66.8M
Call Options Held
1.97M
Put Options Held
217K
View Full List

About MKS INSTRUMENTS INC

MKSI Quotes by TradingView
  • Ticker MKSI
  • Exchange NASDAQ
  • Sector Technology
  • Industry Scientific & Technical Instruments
  • Shares Outstandng 66,491,100
  • Market Cap $6.12B
  • 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
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