Cooke & Bieler LP Mks Instruments Inc Transaction History

Cooke & Bieler LP

$8.93 Billion
Q2 2025

A detailed history of Cooke & Bieler LP transactions in Mks Instruments Inc stock. As of the latest transaction made, Cooke & Bieler LP holds 1,227,185 shares of MKSI stock, worth $127 Million. This represents 1.37% of its overall portfolio holdings.

Number of Shares

1,227,185

Previous 1,038,945 18.12%

Holding current value

$127 Million

Previous $83.3 Million 46.43%

% of portfolio

1.37%

Previous 0.93%

26 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 04, 2025	BUY	$58.78 - $100.27 $11.1 Million - $18.9 Million	188,240 Added 18.12%	1,227,185 $122 Million
Q1 2025 May 02, 2025	BUY	$78.89 - $122.69 $12.8 Million - $19.9 Million	161,905 Added 18.46%	1,038,945 $83.3 Million
Q4 2024 Feb 07, 2025	BUY	$98.56 - $117.93 $20.4 Million - $24.4 Million	207,165 Added 30.93%	877,040 $91.6 Million
Q3 2024 Nov 08, 2024	BUY	$103.52 - $144.6 $20.2 Million - $28.2 Million	195,360 Added 41.17%	669,875 $72.8 Million
Q2 2024 Aug 02, 2024	SELL	$108.17 - $137.16 $44 Million - $55.8 Million	-406,629 Reduced 46.15%	474,515 $62 Million
Q1 2024 May 10, 2024	SELL	$97.35 - $133.36 $26.9 Million - $36.9 Million	-276,623 Reduced 23.89%	881,144 $117 Million
Q4 2023 Jan 31, 2024	BUY	$65.32 - $105.03 $1.81 Million - $2.9 Million	27,635 Added 2.45%	1,157,767 $119 Million
Q3 2023 Nov 14, 2023	SELL	$83.17 - $109.5 $5.31 Million - $6.99 Million	-63,793 Reduced 5.34%	1,130,132 $97.8 Million
Q2 2023 Jul 31, 2023	SELL	$79.76 - $110.27 $16.7 Million - $23.1 Million	-209,550 Reduced 14.93%	1,193,925 $129 Million
Q1 2023 May 08, 2023	SELL	$83.13 - $112.97 $21.5 Million - $29.3 Million	-259,000 Reduced 15.58%	1,403,475 $124 Million
Q4 2022 Feb 07, 2023	BUY	$65.09 - $89.25 $9.83 Million - $13.5 Million	151,010 Added 9.99%	1,662,475 $141 Million
Q3 2022 Nov 14, 2022	BUY	$82.31 - $123.77 $11.9 Million - $17.9 Million	144,867 Added 10.6%	1,511,465 $125 Million
Q2 2022 Jul 20, 2022	BUY	$99.35 - $144.63 $54.4 Million - $79.2 Million	547,410 Added 66.82%	1,366,598 $140 Million
Q1 2022 May 09, 2022	BUY	$136.3 - $180.69 $28.4 Million - $37.6 Million	208,074 Added 34.05%	819,188 $123 Million
Q4 2021 Feb 09, 2022	BUY	$141.92 - $177.58 $11.2 Million - $14 Million	78,705 Added 14.78%	611,114 $106 Million
Q3 2021 Nov 12, 2021	BUY	$140.42 - $170.77 $39.2 Million - $47.7 Million	279,338 Added 110.38%	532,409 $80.3 Million
Q2 2021 Aug 12, 2021	BUY	$165.96 - $196.86 $1.45 Million - $1.72 Million	8,742 Added 3.58%	253,071 $45 Million
Q1 2021 May 13, 2021	SELL	$147.92 - $188.24 $24.2 Million - $30.9 Million	-163,893 Reduced 40.15%	244,329 $45.3 Million
Q4 2020 Feb 11, 2021	SELL	$108.39 - $156.88 $25.6 Million - $37 Million	-235,903 Reduced 36.62%	408,222 $61.4 Million
Q3 2020 Nov 12, 2020	BUY	$103.3 - $128.48 $4.32 Million - $5.37 Million	41,820 Added 6.94%	644,125 $70.4 Million
Q2 2020 Aug 07, 2020	BUY	$74.98 - $114.61 $45.2 Million - $69 Million	602,305 New	602,305 $68.2 Million
Q2 2020 Aug 07, 2020	SELL	$74.98 - $114.61 $52.7 Million - $80.5 Million	-702,396 Closed	0 $0
Q1 2020 May 06, 2020	SELL	$70.88 - $120.84 $12.9 Million - $22.1 Million	-182,596 Reduced 20.63%	702,396 $57.2 Million
Q4 2019 Feb 11, 2020	BUY	$87.04 - $114.73 $57 Million - $75.1 Million	654,411 Added 283.81%	884,992 $97.4 Million
Q3 2019 Nov 07, 2019	BUY	$72.95 - $95.17 $770,352 - $1 Million	10,560 Added 4.8%	230,581 $21.3 Million
Q2 2019 Aug 12, 2019	BUY	$70.87 - $101.6 $15.6 Million - $22.4 Million	220,021 New	220,021 $17.1 Million

Others Institutions Holding MKSI

# of Institutions

441

Shares Held

69.2M

Call Options Held

2.02M

Put Options Held

211K

View Full List

About MKS INSTRUMENTS INC

Ticker MKSI
Exchange NASDAQ
Sector Technology
Industry Scientific & Technical Instruments
Shares Outstandng 66,491,100
Market Cap $6.88B
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...

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