MKSI Insider Trading

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Insider Trading History
Frequently Asked Questions
About

Insider Ownership Percentage: 0.46%

Insider Buying (Last 12 Months): $170,850.00

Insider Selling (Last 12 Months): $184,307,366.98

MKS Instruments Insider Trading History Chart

MKS Instruments Share Price & Price History

^$108.17

▼ -3.92 (-3.50%)

As of 04/19/2024 01:00 AM ET

Days: 30 | 90 | 365

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MKS Instruments Insider Trading History

Transaction Date	Insider Name	Title	Buy/Sell	Number of Shares	Average Share Price	Total Transaction	Shares Held After Transaction
4/1/2024	Elizabeth Mora	Director	Sell	250	$133.00	$33,250.00	16,862
3/1/2024	Jacqueline F. Moloney	Director	Sell	250	$122.89	$30,722.50	9,161
3/1/2024	Kathleen Flaherty Burke	EVP	Sell	7,411	$122.89	$910,737.79	42,999
2/22/2024	Seth H. Bagshaw	CFO	Sell	32,865	$123.28	$4,051,597.20	1
2/9/2024	Gerard G. Colella	Director	Sell	10,000	$120.00	$1,200,000.00	68,017
1/22/2024	Gerard G. Colella	Director	Sell	10,000	$110.00	$1,100,000.00	78,017
1/2/2024	Elizabeth Mora	Director	Sell	250	$100.90	$25,225.00	17,112
12/1/2023	Jacqueline F. Moloney	Director	Sell	250	$82.23	$20,557.50	11,328
11/7/2023	David Philip Henry	EVP	Buy	2,500	$68.34	$170,850.00	11,073
10/2/2023	Elizabeth Mora	Director	Sell	250	$87.15	$21,787.50	17,362
9/6/2023	Seth H. Bagshaw	CFO	Sell	25,000	$97.30	$2,432,500.00	20,547
8/31/2023	Gerard G. Colella	Director	Sell	10,000	$100.01	$1,000,100.00	88,017
8/28/2023	Jacqueline F. Moloney	Director	Sell	250	$95.25	$23,812.50	11,578
8/7/2023	Kathleen Flaherty Burke	EVP	Sell	11,563	$101.23	$1,170,522.49	42,738
7/3/2023	Elizabeth Mora	Director	Sell	250	$108.49	$27,122.50	17,612
6/1/2023	Elizabeth Mora	Director	Sell	200	$97.16	$19,432.00	17,862
5/8/2023	Carlyle Partners Vi Cayman Hol	Major Shareholder	Sell	2,000,000	$86.12	$172,240,000.00	6,482,732
3/15/2023	Elizabeth Mora	Director	Sell	200	$86.67	$17,334.00	15,693
12/1/2022	Elizabeth Mora	Director	Sell	200	$83.86	$16,772.00	15,893
10/3/2022	Jacqueline F. Moloney	Director	Sell	225	$84.14	$18,931.50	10,134
8/1/2022	Peter Cannone III	Director	Buy	250	$120.06	$30,015.00	3,142
3/1/2022	Elizabeth Mora	Director	Sell	300	$149.99	$44,997.00
12/1/2021	Elizabeth Mora	Director	Sell	300	$155.91	$46,773.00
11/4/2021	Gerard G. Colella	Director	Sell	3,000	$155.16	$465,480.00
5/20/2021	David Philip Henry	SVP	Sell	284	$186.70	$53,022.80	1,806
4/29/2021	Eric Robert Taranto	SVP	Sell	1,788	$185.29	$331,298.52	3,506

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SEC Filings (Institutional Ownership Changes) for MKS Instruments (NASDAQ:MKSI)

99.79% of MKS Instruments stock is owned by institutions. Institutional ownership can be a sign of analyst confidence in the fundamentals of the stock.

Institutional Buying and Selling by Quarter

MKS Instruments Institutional Trading History

Reporting Date	Hedge Fund	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
4/18/2024	State of Michigan Retirement System	15,440	$2.05M	0.0%	+2.7%	0.023%
4/18/2024	Allspring Global Investments Holdings LLC	190	$25K	0.0%	N/A	0.000%
4/18/2024	Tributary Capital Management LLC	5,903	$0.79M	0.1%	-20.8%	0.009%
4/17/2024	Romano Brothers AND Company	2,232	$0.30M	0.0%	-10.1%	0.003%
4/15/2024	Atlas Capital Advisors LLC	188	$25K	0.0%	N/A	0.000%
4/10/2024	Fulton Bank N.A.	2,890	$0.38M	0.0%	+45.7%	0.004%
4/9/2024	Rise Advisors LLC	198	$26K	0.0%	N/A	0.000%
3/22/2024	PNC Financial Services Group Inc.	7,392	$0.76M	0.0%	-11.5%	0.011%
3/11/2024	Vanguard Group Inc.	6,892,941	$709.08M	0.0%	+0.6%	10.279%
3/5/2024	Fisher Asset Management LLC	455,981	$46.91M	0.0%	-5.9%	0.680%
3/5/2024	Wellington Management Group LLP	2,577,290	$265.13M	0.0%	-4.6%	3.843%
3/1/2024	Goldman Sachs Group Inc.	1,052,760	$108.30M	0.0%	-25.5%	1.570%
2/28/2024	American International Group Inc.	84,946	$8.74M	0.0%	-4.1%	0.127%
2/26/2024	Teachers Retirement System of The State of Kentucky	28,711	$2.95M	0.0%	-69.5%	0.043%
2/26/2024	Neo Ivy Capital Management	969	$100K	0.2%	N/A	0.001%
2/16/2024	Public Employees Retirement System of Ohio	27,794	$2.86M	0.0%	+2.8%	0.042%
2/15/2024	Mercer Global Advisors Inc. ADV	3,845	$0.40M	0.0%	-15.3%	0.006%
2/15/2024	Front Row Advisors LLC	8,251	$0.85M	0.4%	-1.2%	0.012%
2/15/2024	NFJ Investment Group LLC	48,176	$4.96M	0.1%	+27.0%	0.072%
2/15/2024	Legal & General Group Plc	95,476	$9.82M	0.0%	+3.2%	0.143%
2/15/2024	Barclays PLC	318,269	$32.74M	0.0%	+69.4%	0.476%
2/15/2024	Vanguard Group Inc.	6,892,941	$709.08M	0.0%	+0.6%	10.306%
2/15/2024	Voya Investment Management LLC	40,677	$4.18M	0.0%	+383.5%	0.061%
2/15/2024	Needham Investment Management LLC	187,000	$19.24M	2.4%	+19.1%	0.280%
2/15/2024	Nuveen Asset Management LLC	147,410	$15.16M	0.0%	-1.2%	0.220%
2/15/2024	Prelude Capital Management LLC	4,066	$0.42M	0.0%	N/A	0.006%
2/15/2024	Price T Rowe Associates Inc. MD	8,084,331	$831.64M	0.1%	+69.9%	12.088%
2/15/2024	Profund Advisors LLC	4,886	$0.50M	0.0%	+8.4%	0.007%
2/15/2024	Gotham Asset Management LLC	26,658	$2.74M	0.1%	-11.6%	0.040%
2/15/2024	Brevan Howard Capital Management LP	5,739	$0.59M	0.0%	N/A	0.009%
2/15/2024	Comerica Bank	86,403	$8.89M	0.0%	+203.8%	0.129%
2/14/2024	Royal Bank of Canada	284,598	$29.28M	0.0%	+29.0%	0.426%
2/14/2024	Pathstone Holdings LLC	8,419	$0.87M	0.0%	N/A	0.013%
2/14/2024	Creative Planning	31,226	$3.21M	0.0%	-10.3%	0.047%
2/14/2024	Frontier Capital Management Co. LLC	545,516	$56.12M	0.6%	+20.0%	0.816%
2/14/2024	Ethic Inc.	10,205	$1.05M	0.0%	+41.8%	0.015%
2/14/2024	Balyasny Asset Management L.P.	195,186	$20.08M	0.0%	+327.8%	0.292%
2/14/2024	State of Tennessee Treasury Department	13,900	$1.43M	0.0%	-51.9%	0.021%
2/14/2024	Verition Fund Management LLC	7,577	$0.78M	0.0%	-76.2%	0.011%
2/14/2024	Sei Investments Co.	48,398	$4.98M	0.0%	-10.1%	0.072%
2/14/2024	Shell Asset Management Co.	3,293	$0.34M	0.0%	-22.7%	0.005%
2/13/2024	Envestnet Asset Management Inc.	51,607	$5.31M	0.0%	-2.7%	0.077%
2/13/2024	First National Bank of Omaha	87,037	$8.95M	0.6%	+3.0%	0.130%
2/13/2024	Northern Trust Corp	483,904	$49.78M	0.0%	+0.7%	0.724%
2/13/2024	American International Group Inc.	84,946	$8.74M	0.1%	-4.1%	0.127%
2/13/2024	GABELLI & Co INVESTMENT ADVISERS INC.	2,220	$0.23M	0.0%	N/A	0.003%
2/13/2024	Gabelli Funds LLC	34,186	$3.52M	0.0%	-0.3%	0.051%
2/13/2024	Public Employees Retirement Association of Colorado	6,875	$0.71M	0.0%	-7.0%	0.010%
2/13/2024	Crossmark Global Holdings Inc.	4,231	$0.44M	0.0%	+5.0%	0.006%
2/13/2024	Tower Research Capital LLC TRC	9,790	$1.01M	0.0%	+83.2%	0.015%
2/13/2024	Capital International Investors	3,669,257	$377.46M	0.1%	-31.3%	5.486%
2/13/2024	First Trust Advisors LP	8,485	$0.87M	0.0%	-85.4%	0.013%
2/13/2024	Goldman Sachs Group Inc.	1,052,760	$108.30M	0.0%	-25.5%	1.574%
2/13/2024	Rafferty Asset Management LLC	399,500	$41.10M	0.2%	+15.1%	0.597%
2/13/2024	The Manufacturers Life Insurance Company	219,870	$22.62M	0.0%	+16.1%	0.329%
2/13/2024	KBC Group NV	1,226	$0.13M	0.0%	N/A	0.002%
2/13/2024	California State Teachers Retirement System	68,120	$7.01M	0.0%	-0.2%	0.102%
2/12/2024	Crestline Management LP	34,000	$3.50M	0.3%	N/A	0.051%
2/12/2024	Eagle Asset Management Inc.	86,617	$8.91M	0.0%	+591.3%	0.130%
2/12/2024	Madison Asset Management LLC	578,639	$59.53M	0.8%	+0.7%	0.865%
2/12/2024	Scotia Capital Inc.	7,111	$0.73M	0.0%	-2.1%	0.011%
2/12/2024	Treasurer of the State of North Carolina	29,434	$3.03M	0.0%	+1.0%	0.044%
2/12/2024	Weiss Asset Management LP	18,561	$1.91M	0.1%	N/A	0.028%
2/12/2024	Allianz Asset Management GmbH	50,613	$5.21M	0.0%	N/A	0.076%
2/12/2024	Stifel Financial Corp	55,188	$5.68M	0.0%	-0.3%	0.083%
2/12/2024	Peak Asset Management LLC	15,250	$1.57M	0.3%	-22.9%	0.023%
2/12/2024	Hsbc Holdings PLC	4,590	$0.47M	0.0%	-45.8%	0.007%
2/12/2024	Hudson Value Partners LLC	15,917	$1.64M	0.8%	-2.2%	0.024%
2/9/2024	Intech Investment Management LLC	4,839	$0.50M	0.0%	-35.4%	0.007%
2/9/2024	Westfield Capital Management Co. LP	589,715	$60.66M	0.4%	N/A	0.882%
2/9/2024	Orion Portfolio Solutions LLC	12,230	$1.24M	0.0%	-20.4%	0.018%
2/9/2024	Commerce Bank	9,147	$0.94M	0.0%	+123.0%	0.014%
2/9/2024	US Bancorp DE	5,055	$0.52M	0.0%	-10.6%	0.008%
2/9/2024	Quest Partners LLC	355	$37K	0.0%	N/A	0.001%
2/9/2024	Corient Private Wealth LLC	8,471	$0.87M	0.0%	+24.3%	0.013%
2/9/2024	Wells Fargo & Company MN	180,266	$18.54M	0.0%	+5.8%	0.270%
2/9/2024	Coldstream Capital Management Inc.	3,916	$0.40M	0.0%	N/A	0.006%
2/9/2024	UBS Group AG	229,385	$23.60M	0.0%	+92.8%	0.343%
2/9/2024	PNC Financial Services Group Inc.	7,392	$0.76M	0.0%	-11.5%	0.011%
2/9/2024	BI Asset Management Fondsmaeglerselskab A S	22,156	$2.28M	0.0%	+12.6%	0.033%
2/9/2024	Norges Bank	1,143,890	$117.67M	0.0%	N/A	1.710%
2/8/2024	Verity Asset Management Inc.	1,961	$0.20M	0.1%	N/A	0.003%
2/8/2024	Great Lakes Advisors LLC	49,338	$5.08M	0.0%	N/A	0.074%
2/8/2024	Dundas Partners LLP	1,305	$0.13M	0.0%	-34.5%	0.002%
2/8/2024	First Eagle Investment Management LLC	144,087	$14.82M	0.0%	+6.9%	0.215%
2/8/2024	Quadrant Capital Group LLC	417	$43K	0.0%	-43.0%	0.001%
2/8/2024	Inceptionr LLC	3,383	$0.35M	0.2%	+15.4%	0.005%
2/8/2024	Janney Montgomery Scott LLC	8,715	$0.90M	0.0%	-20.1%	0.013%
2/8/2024	Vanguard Personalized Indexing Management LLC	2,652	$0.27M	0.0%	-67.7%	0.004%
2/8/2024	Roubaix Capital LLC	54,271	$5.58M	3.9%	+126.0%	0.081%
2/7/2024	Avantax Advisory Services Inc.	3,621	$0.37M	0.0%	N/A	0.005%
2/7/2024	Principal Financial Group Inc.	901,164	$92.70M	0.1%	-3.5%	1.347%
2/7/2024	Dimensional Fund Advisors LP	246,807	$25.40M	0.0%	-6.4%	0.369%
2/7/2024	QRG Capital Management Inc.	3,587	$0.37M	0.0%	-21.6%	0.005%
2/7/2024	Polaris Capital Management LLC	534,000	$54.93M	2.7%	+15.8%	0.798%
2/7/2024	BNP Paribas Financial Markets	174,782	$17.98M	0.0%	+37.5%	0.261%
2/7/2024	Teacher Retirement System of Texas	2,910	$0.30M	0.0%	-37.3%	0.004%
2/6/2024	Charles Schwab Investment Management Inc.	597,309	$61.45M	0.0%	+1.8%	0.893%
2/6/2024	UNIVEST FINANCIAL Corp	31,002	$3.19M	0.9%	-11.7%	0.046%
2/6/2024	Private Advisor Group LLC	2,028	$0.21M	0.0%	N/A	0.003%

Data available starting January 2016

MKS Instruments, Inc. provides foundational technology solutions to semiconductor manufacturing, electronics and packaging, and specialty industrial applications in the United States, Germany, China, South Korea, and internationally. It operates through Vacuum Solutions Division (VSD), Photonics Solutions Division (PSD), and Material Solutions Division (MSD) segments. The VSD segment provides foundational technology solutions, including pressure measurement and control, flow measurement and control, gas and vapor delivery, gas composition analysis, electronic control technology, reactive gas generation and delivery, power generation and delivery, and vacuum technology. The PSD segment offers range of solutions, which include lasers, beam measurement and profiling, precision motion control, vibration isolation systems, photonics instruments, temperature sensing, opto-mechanical components, optical elements, systems for flexible PCB laser processing, and laser-based systems, as well as high density interconnect PCB and package manufacturing. The MSD segment develops, process, and manufactures technologies comprising advanced surface modification, electroless and electrolytic plating, and surface finishing for chemistry, equipment, software, and services markets, as well as high-technology applications. In addition, the company sells its products and services through direct sales, network of independent distributors, and sales representatives, as well as websites, including product catalogs. The company was incorporated in 1961 and is headquartered in Andover, Massachusetts.

Today's Range

Now: $108.17

$107.19

$112.40

50 Day Range

MA: $124.39

$108.17

$133.36

52 Week Range

Now: $108.17

$63.44

$135.51

Volume

721,779 shs

Average Volume

644,071 shs

Market Capitalization

$7.25 billion

P/E Ratio

N/A

Dividend Yield

0.73%

Beta

1.67

Who are the company insiders with the largest holdings of MKS Instruments?: MKS Instruments' top insider investors include:
Carlyle Partners Vi Cayman Hol (Major Shareholder)
Gerard G Colella (Director)
Kathleen Flaherty Burke (EVP)
Seth H Bagshaw (CFO)
Elizabeth Mora (Director)
Jacqueline F Moloney (Director)
David Philip Henry (EVP)
Peter Cannone III (Director)
Learn More about top insider investors at MKS Instruments.
Who are the major institutional investors of MKS Instruments?: MKS Instruments' top institutional shareholders include:
State of Michigan Retirement System — 0.02%
Tributary Capital Management LLC — 0.01%
Fulton Bank N.A. — 0.00%
Romano Brothers AND Company — 0.00%
Rise Advisors LLC — 0.00%
Allspring Global Investments Holdings LLC — 0.00%
Learn More about top institutional investors of MKS Instruments stock.
Which major investors are selling MKS Instruments stock?: During the last quarter, MKSI stock was sold by these institutional investors:
Tributary Capital Management LLC
Romano Brothers AND Company
Within the previous year, company insiders that have sold MKS Instruments company stock include:
Carlyle Partners Vi Cayman Hol (Major Shareholder)
Gerard G Colella (Director)
Kathleen Flaherty Burke (EVP)
Seth H Bagshaw (CFO)
Elizabeth Mora (Director)
Jacqueline F Moloney (Director)
Learn More investors selling MKS Instruments stock.
Which major investors are buying MKS Instruments stock?: In the previous quarter, MKSI stock was bought by institutional investors including:
Fulton Bank N.A.
State of Michigan Retirement System
Rise Advisors LLC
Allspring Global Investments Holdings LLC
Atlas Capital Advisors LLC
Within the previous year, these company insiders have bought MKS Instruments stock:
Carlyle Partners Vi Cayman Hol (Major Shareholder)
Gerard G Colella (Director)
Learn More investors buying MKS Instruments stock.