Robeco Schweiz AG

Position in MKSI — Mks Inc

CIK 1418427 ZURICH, V8

Position in MKSI

as of Mar 31, 2026 · filed May 7, 2026 Compact

Position Value

$10,479,336

+$2,069,062 QoQ

Shares Held

45,600

-13.4% QoQ

Ownership

0.068%

of shares outstanding

% of Portfolio

0.22%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Dec 2025

2 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Technology · as of Mar 31, 2026

Robeco Schweiz AG holds $167,152,850 across 6 Scientific & Technical Instruments names. MKSI ranks #5 (6.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	ITRI	Itron, Inc.	951,735	$85,304,008
2	COHR	Coherent Corp.	114,400	$27,251,224
3	KEYS	Keysight Technologies, Inc.	78,500	$22,166,045
4	BMI	Badger Meter Inc	141,393	$21,541,223
5	MKSI	Mks Inc This page	45,600	$10,479,336
6	TRMB	Trimble Inc.	6,301	$411,014

2 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
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.