A detailed history of Rafferty Asset Management, LLC transactions in Mks Instruments Inc stock. As of the latest transaction made, Rafferty Asset Management, LLC holds 589,378 shares of MKSI stock, worth $64.3 Million. This represents 0.22% of its overall portfolio holdings.

Number of Shares
589,378
Previous 543,937 8.35%
Holding current value
$64.3 Million
Previous $71 Million 9.81%
% of portfolio
0.22%
Previous 0.27%

Shares

29 transactions
Quarter Operation Price Per share shares change shares Held SEC Form
Q3 2024

Nov 13, 2024

BUY
$103.52 - $144.6 $4.7 Million - $6.57 Million
45,441 Added 8.35%
589,378 $64.1 Million
Q2 2024

Aug 13, 2024

SELL
$108.17 - $137.16 $5.62 Million - $7.13 Million
-51,957 Reduced 8.72%
543,937 $71 Million
Q1 2024

May 13, 2024

BUY
$97.35 - $133.36 $19.1 Million - $26.2 Million
196,394 Added 49.16%
595,894 $79.3 Million
Q4 2023

Feb 13, 2024

BUY
$65.32 - $105.03 $3.43 Million - $5.51 Million
52,493 Added 15.13%
399,500 $41.1 Million
Q3 2023

Nov 13, 2023

SELL
$83.17 - $109.5 $433,398 - $570,604
-5,211 Reduced 1.48%
347,007 $30 Million
Q2 2023

Aug 11, 2023

BUY
$79.76 - $110.27 $7.29 Million - $10.1 Million
91,379 Added 35.03%
352,218 $38.1 Million
Q1 2023

May 11, 2023

BUY
$83.13 - $112.97 $1.43 Million - $1.94 Million
17,161 Added 7.04%
260,839 $23.1 Million
Q4 2022

Feb 13, 2023

BUY
$65.09 - $89.25 $3.24 Million - $4.44 Million
49,800 Added 25.69%
243,678 $20.6 Million
Q3 2022

Nov 14, 2022

SELL
$82.31 - $123.77 $652,882 - $981,743
-7,932 Reduced 3.93%
193,878 $16 Million
Q2 2022

Aug 12, 2022

SELL
$99.35 - $144.63 $3.93 Million - $5.72 Million
-39,517 Reduced 16.37%
201,810 $20.7 Million
Q1 2022

May 13, 2022

BUY
$136.3 - $180.69 $6.56 Million - $8.7 Million
48,159 Added 24.93%
241,327 $36.2 Million
Q4 2021

Feb 10, 2022

BUY
$141.92 - $177.58 $9.38 Million - $11.7 Million
66,074 Added 51.99%
193,168 $33.6 Million
Q3 2021

Nov 10, 2021

SELL
$140.42 - $170.77 $5.23 Million - $6.35 Million
-37,210 Reduced 22.65%
127,094 $19.2 Million
Q2 2021

Aug 10, 2021

BUY
$165.96 - $196.86 $2.58 Million - $3.06 Million
15,564 Added 10.46%
164,304 $29.2 Million
Q1 2021

May 10, 2021

BUY
$147.92 - $188.24 $12.2 Million - $15.5 Million
82,182 Added 123.47%
148,740 $27.6 Million
Q4 2020

Feb 10, 2021

SELL
$108.39 - $156.88 $50,184 - $72,635
-463 Reduced 0.69%
66,558 $10 Million
Q3 2020

Nov 13, 2020

BUY
$103.3 - $128.48 $816,793 - $1.02 Million
7,907 Added 13.38%
67,021 $7.32 Million
Q2 2020

Aug 07, 2020

BUY
$74.98 - $114.61 $3.04 Million - $4.64 Million
40,508 Added 217.71%
59,114 $6.69 Million
Q1 2020

May 15, 2020

SELL
$70.88 - $120.84 $830,571 - $1.42 Million
-11,718 Reduced 38.64%
18,606 $1.52 Million
Q4 2019

Feb 10, 2020

BUY
$87.04 - $114.73 $357,734 - $471,540
4,110 Added 15.68%
30,324 $3.34 Million
Q3 2019

Nov 14, 2019

SELL
$72.95 - $95.17 $1.29 Million - $1.68 Million
-17,652 Reduced 40.24%
26,214 $2.42 Million
Q2 2019

Aug 09, 2019

BUY
$70.87 - $101.6 $150,811 - $216,204
2,128 Added 5.1%
43,866 $3.42 Million
Q1 2019

May 15, 2019

BUY
$63.07 - $93.05 $258,965 - $382,063
4,106 Added 10.91%
41,738 $3.88 Million
Q4 2018

Feb 11, 2019

SELL
$57.0 - $81.38 $99,009 - $141,357
-1,737 Reduced 4.41%
37,632 $2.43 Million
Q3 2018

Nov 09, 2018

SELL
$78.95 - $102.8 $1.55 Million - $2.02 Million
-19,682 Reduced 33.33%
39,369 $3.16 Million
Q2 2018

Aug 14, 2018

SELL
$93.1 - $122.25 $106,320 - $139,609
-1,142 Reduced 1.9%
59,051 $5.65 Million
Q1 2018

May 15, 2018

BUY
$95.5 - $125.45 $1.14 Million - $1.5 Million
11,953 Added 24.78%
60,193 $6.96 Million
Q4 2017

Feb 14, 2018

BUY
$89.5 - $108.65 $1.73 Million - $2.1 Million
19,300 Added 66.69%
48,240 $4.56 Million
Q3 2017

Nov 13, 2017

BUY
$76.85 - $94.45 $2.22 Million - $2.73 Million
28,940
28,940 $2.73 Million

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 $7.25B
  • 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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