Janus Henderson Group PLC Mks Instruments Inc Transaction History

Janus Henderson Group PLC

$194 Billion
Q2 2025

A detailed history of Janus Henderson Group PLC transactions in Mks Instruments Inc stock. As of the latest transaction made, Janus Henderson Group PLC holds 90,936 shares of MKSI stock, worth $13.1 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

90,936

Previous 29,070 212.82%

Holding current value

$13.1 Million

Previous $2.33 Million 287.93%

% of portfolio

0.0%

Previous 0.0%

26 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	BUY	$58.78 - $100.27 $3.64 Million - $6.2 Million	61,866 Added 212.82%	90,936 $9.04 Million
Q1 2025 May 15, 2025	SELL	$78.89 - $122.69 $157,780 - $245,380	-2,000 Reduced 6.44%	29,070 $2.33 Million
Q2 2024 Aug 14, 2024	SELL	$108.17 - $137.16 $34,830 - $44,165	-322 Reduced 1.03%	31,070 $4.06 Million
Q1 2024 May 15, 2024	SELL	$97.35 - $133.36 $2.92 Million - $4 Million	-30,004 Reduced 48.87%	31,392 $4.18 Million
Q4 2023 Feb 14, 2024	BUY	$65.32 - $105.03 $2.25 Million - $3.62 Million	34,469 Added 128.01%	61,396 $6.32 Million
Q3 2023 Nov 14, 2023	BUY	$83.17 - $109.5 $1,247 - $1,642	15 Added 0.06%	26,927 $2.33 Million
Q2 2023 Aug 14, 2023	SELL	$79.76 - $110.27 $6,779 - $9,372	-85 Reduced 0.31%	26,912 $2.91 Million
Q1 2023 May 15, 2023	SELL	$83.13 - $112.97 $1.02 Million - $1.38 Million	-12,217 Reduced 31.15%	26,997 $2.39 Million
Q4 2022 Feb 14, 2023	BUY	$65.09 - $89.25 $303,384 - $415,994	4,661 Added 13.49%	39,214 $3.32 Million
Q3 2022 Nov 14, 2022	SELL	$82.31 - $123.77 $1.44 Million - $2.17 Million	-17,506 Reduced 33.63%	34,553 $2.85 Million
Q2 2022 Aug 15, 2022	SELL	$99.35 - $144.63 $27.9 Million - $40.6 Million	-281,061 Reduced 84.37%	52,059 $5.34 Million
Q1 2022 May 16, 2022	BUY	$136.3 - $180.69 $2.98 Million - $3.95 Million	21,853 Added 7.02%	333,120 $50 Million
Q4 2021 Feb 14, 2022	BUY	$141.92 - $177.58 $41.6 Million - $52 Million	293,013 Added 1605.2%	311,267 $54.2 Million
Q3 2021 Nov 16, 2021	SELL	$140.42 - $170.77 $128,905 - $156,766	-918 Reduced 4.79%	18,254 $2.76 Million
Q2 2021 Aug 16, 2021	BUY	$165.96 - $196.86 $404,776 - $480,141	2,439 Added 14.58%	19,172 $3.41 Million
Q1 2021 May 17, 2021	BUY	$147.92 - $188.24 $2.48 Million - $3.15 Million	16,733 New	16,733 $3.1 Million
Q3 2020 Nov 16, 2020	SELL	$103.3 - $128.48 $28.5 Million - $35.5 Million	-276,105 Closed	0 $0
Q2 2020 Aug 14, 2020	SELL	$74.98 - $114.61 $22.6 Million - $34.5 Million	-300,957 Reduced 52.15%	276,105 $31.3 Million
Q1 2020 May 14, 2020	BUY	$70.88 - $120.84 $3.41 Million - $5.82 Million	48,171 Added 9.11%	577,062 $47 Million
Q4 2019 Feb 18, 2020	SELL	$87.04 - $114.73 $18.9 Million - $24.9 Million	-216,735 Reduced 29.07%	528,891 $58.2 Million
Q3 2019 Nov 14, 2019	BUY	$72.95 - $95.17 $41.9 Million - $54.6 Million	573,967 Added 334.36%	745,626 $68.8 Million
Q2 2019 Jul 31, 2019	BUY	$70.87 - $101.6 $9.54 Million - $13.7 Million	134,655 Added 363.89%	171,659 $13.4 Million
Q1 2019 Apr 30, 2019	SELL	$63.07 - $93.05 $156,539 - $230,950	-2,482 Reduced 6.29%	37,004 $3.44 Million
Q4 2018 Feb 06, 2019	BUY	$57.0 - $81.38 $291,327 - $415,933	5,111 Added 14.87%	39,486 $2.55 Million
Q3 2018 Nov 09, 2018	BUY	$78.95 - $102.8 $2.44 Million - $3.18 Million	30,935 Added 899.27%	34,375 $2.76 Million
Q2 2018 Aug 10, 2018	BUY	$93.1 - $122.25 $320,264 - $420,540	3,440 New	3,440 $329,000

Others Institutions Holding MKSI

# of Institutions

460

Shares Held

71.2M

Call Options Held

2.02M

Put Options Held

171K

View Full List

About MKS INSTRUMENTS INC

Ticker MKSI
Exchange NASDAQ
Sector Technology
Industry Scientific & Technical Instruments
Shares Outstandng 66,491,100
Market Cap $9.56B
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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Janus Henderson Group PLC Mks Instruments Inc Transaction History