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DIMENSIONAL FUND ADVISORS LP

Position in MKSI — Mks Inc

CIK 354204 AUSTIN, TX

Position in MKSI

as of Jun 30, 2026 · filed Aug 11, 2026
Position Value
$237,142,893
+$45,172,261 QoQ
Shares Held
533,145
-36.2% QoQ
Ownership
0.788%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#31
of 773 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority Sole 83% Shared 14% None 3%

Common Shares in MKSI Over Time

Shares Held

Position Value (USD)

Position in Scientific & Technical Instruments

Technology · as of Jun 30, 2026

DIMENSIONAL FUND ADVISORS LP holds $3,359,658,428 across 20 Scientific & Technical Instruments names. MKSI ranks #6 (7.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
6 MKSI
Mks Inc
This page
533,145 $237,142,893

All Filings in MKSI

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25 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $237,142,893 533,145
2026-03-31 $191,970,632 835,345
2025-12-31 $178,574,421 1,117,487
2025-09-30 $156,614,224 1,265,365
2025-06-30 $96,132,288 967,515
2025-03-31 $70,426,280 878,681
2024-12-31 $65,363,065 626,143
2024-09-30 $46,348,289 426,348
2024-06-30 $48,627,207 372,394
2024-03-31 $47,204,094 354,918
2023-12-31 $25,389,035 246,807
2023-09-30 $22,824,230 263,742
2023-06-30 $31,187,929 288,510
2023-03-31 $51,011,975 575,626
2022-12-31 $49,546,459 584,757
2022-09-30 $60,758,661 735,221
2022-06-30 $71,026,321 692,062
2022-03-31 $100,323,450 668,823
2021-09-30 $102,589,674 679,807
2021-06-30 $119,971,576 674,187
2021-03-31 $124,853,113 673,353
2020-12-31 $100,580,940 668,534
2020-09-30 $80,581,155 737,720
2020-06-30 $87,112,814 769,276
2020-03-31 $89,697,382 1,101,257