Robeco Schweiz AG

Position in MKSI — Mks Inc

CIK 1418427 ZURICH, V8

Position in MKSI

as of Jun 30, 2026 · filed Jul 28, 2026 Compact

Position Value

$28,908,441

+$18,429,105 QoQ

Shares Held

64,992

+42.5% QoQ

Ownership

0.096%

of shares outstanding

% of Portfolio

0.46%

of 13F equity value

Holder Rank

#123

of 773 holders

Holding Since

Dec 2025

3 quarters on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Robeco Schweiz AG holds $198,779,997 across 6 Scientific & Technical Instruments names. MKSI ranks #4 (14.5% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ITRI	Itron, Inc.	1,053,799	$91,185,227
2	KEYS	Keysight Technologies, Inc.	85,700	$30,000,999
3	COHR	Coherent Corp.	74,307	$29,311,882
4	MKSI	Mks Inc This page	64,992	$28,908,441
5	BMI	Badger Meter Inc	75,896	$11,261,448
6	NOVT	Novanta Inc	50,000	$8,112,000

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$28,908,441	64,992	+42.5%	Shares	Sole	2026-07-28
2026-03-31	$10,479,336	45,600	-13.4%	Shares	Sole	2026-05-07
2025-12-31	$8,410,274	52,630	—	Shares	Sole	2026-02-03
No filing history on record for this holder in this stock.