How many shares of MKSI does FRONTIER CAPITAL MANAGEMENT CO LLC own?

As of 2026-Q2, FRONTIER CAPITAL MANAGEMENT CO LLC holds 120,625 shares of MKSI (MKS INC).

What is FRONTIER CAPITAL MANAGEMENT CO LLC's MKSI position worth?

As of 2026-Q2, FRONTIER CAPITAL MANAGEMENT CO LLC's MKSI position is worth $53.7M.

Is FRONTIER CAPITAL MANAGEMENT CO LLC buying or selling MKSI?

In 2026-Q2, FRONTIER CAPITAL MANAGEMENT CO LLC decreased their MKSI position (-25.2% change in shares).

When did FRONTIER CAPITAL MANAGEMENT CO LLC first buy MKSI?

Based on available 13F filings, FRONTIER CAPITAL MANAGEMENT CO LLC first reported a position in MKSI in 2019-Q1. They have held the position across 30 quarters.

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FRONTIER CAPITAL MANAGEMENT CO LLC

MKSI
30 quarters

Position history for FRONTIER CAPITAL MANAGEMENT CO LLC's holdings in MKS INC

Current Value

$53.7M

Current Shares

120,625

Total Value Change

+$46.9M

Total Shares Change

+48,546

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	120,625	-25.2%	$53.7M	0.5%	$444.39	0
2026-Q1	Decreased	161,250	-70.7%	$37.1M	0.4%	$229.42	0
2025-Q4	Decreased	550,735	-49.0%	$88M	0.9%	$159.38	0
2025-Q3	Increased	1.1M	+18.5%	$133.8M	1.2%	$123.25	56
2025-Q2	Increased	912,380	+146.4%	$90.7M	0.8%	$98.74	68
2025-Q1	Increased	370,286	+1.9%	$29.7M	0.3%	$79.44	35
2024-Q4	Increased	363,428	+1.6%	$37.9M	0.4%	$103.24	35
2024-Q3	Decreased	357,822	-17.9%	$38.9M	0.4%	$107.31	0
2024-Q2	Decreased	435,963	-32.6%	$56.9M	0.6%	$128.67	0
2024-Q1	Increased	646,877	+18.6%	$86M	0.8%	$130.83	49
2023-Q4	Increased	545,516	+20.0%	$56.1M	0.6%	$101.01	49
2023-Q3	Decreased	454,560	-12.5%	$39.3M	0.4%	$84.73	0
2023-Q2	Increased	519,718	+47.0%	$56.2M	0.5%	$105.60	57
2023-Q1	Decreased	353,613	-19.1%	$31.3M	0.3%	$86.36	0
2022-Q4	Increased	436,895	+110.1%	$37M	0.4%	$82.38	56
2022-Q3	Increased	207,958	+171.7%	$17.2M	0.2%	$80.13	54
2022-Q2	Decreased	76,547	-31.4%	$7.9M	0.1%	$99.33	0
2022-Q1	Decreased	111,612	-46.2%	$16.7M	0.2%	$144.91	0
2021-Q4	Increased	207,427	+252.1%	$36.1M	0.3%	$168.01	56
2021-Q3	Decreased	58,912	-11.6%	$8.9M	0.1%	$145.37	0
2021-Q2	Increased	66,664	+3.1%	$11.9M	0.1%	$171.16	29
2021-Q1	Decreased	64,675	-81.2%	$12M	0.1%	$178.13	0
2020-Q4	Decreased	343,187	-12.8%	$51.6M	0.4%	$144.36	0
2020-Q3	Decreased	393,541	-3.2%	$43M	0.4%	$104.65	0
2020-Q2	Decreased	406,701	-23.9%	$46.1M	0.4%	$108.31	0
2020-Q1	Decreased	534,282	-8.9%	$43.5M	0.5%	$77.75	0
2019-Q4	Increased	586,743	+8.5%	$64.5M	0.5%	$104.84	38
2019-Q3	Increased	540,760	+67.3%	$49.9M	0.4%	$87.77	52
2019-Q2	Increased	323,196	+348.4%	$25.2M	0.2%	$73.89	55
2019-Q1	New	72,079	-	$6.7M	0.0%	$88.04	38

Other major holders of MKSI: BNP PARIBAS FINANCIAL MARKETS, BlackRock, Inc., Invesco Ltd., VANGUARD PORTFOLIO MANAGEMENT LLC

MKSI30 quarters

MKSI
30 quarters