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UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC

Position in MKSI — Mks Inc

CIK 861177 NEW YORK, NY

Position in MKSI

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$92,411,643
+$45,548,791 QoQ
Shares Held
207,760
+1.9% QoQ
Ownership
0.307%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#59
of 773 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 34% Shared 0% None 66%

Common Shares in MKSI Over Time

Shares Held

Position Value (USD)

Position in Scientific & Technical Instruments

Technology · as of Jun 30, 2026

UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC holds $2,256,178,726 across 16 Scientific & Technical Instruments names. MKSI ranks #6 (4.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 MKSI
Mks Inc
This page
207,760 $92,411,643

All Filings in MKSI

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25 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $92,411,643 207,760
2026-03-31 $46,862,852 203,920
2025-12-31 $31,988,602 200,179
2025-09-30 $25,550,454 206,435
2025-06-30 $31,965,298 321,712
2025-03-31 $21,433,790 267,421
2024-12-31 $26,958,818 258,251
2024-09-30 $23,279,697 214,145
2024-06-30 $33,949,098 259,987
2024-03-31 $23,607,101 177,497
2023-12-31 $9,957,709 96,799
2023-09-30 $11,662,470 134,764
2023-06-30 $40,196,872 371,849
2023-03-31 $32,953,253 371,849
2022-12-31 $8,079,849 95,360
2022-09-30 $7,217,114 87,332
2022-06-30 $10,365,421 100,998
2022-03-31 $14,052,600 93,684
2021-09-30 $14,569,149 96,542
2021-06-30 $17,139,961 96,319
2021-03-31 $17,365,506 93,655
2020-12-31 $13,466,024 89,505
2020-09-30 $7,100,601 65,006
2020-06-30 $7,263,098 64,139
2020-03-31 $7,803,396 95,806