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Capital International Investors

Position in MKSI — Mks Inc

CIK 1562230 Los Angeles, CA

Position in MKSI

as of Mar 31, 2026 · filed May 13, 2026
Position Value
$452,443,033
-$65,185,921 QoQ
Shares Held
1,968,770
-39.2% QoQ
Ownership
2.91%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Mar 2020
24 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in MKSI Over Time

Shares Held

Position Value (USD)

Position in Scientific & Technical Instruments

Technology · as of Mar 31, 2026

Capital International Investors holds $585,206,708 across 4 Scientific & Technical Instruments names. MKSI ranks #1 (77.3% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 MKSI
Mks Inc
This page
1,968,770 $452,443,033

All Filings in MKSI

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24 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $452,443,033 1,968,770
2025-12-31 $517,628,954 3,239,230
2025-09-30 $402,829,639 3,254,663
2025-06-30 $323,176,944 3,252,586
2025-03-31 $248,384,769 3,098,999
2024-12-31 $323,366,397 3,097,676
2024-09-30 $343,565,888 3,160,389
2024-06-30 $412,564,376 3,159,476
2024-03-31 $488,140,457 3,670,229
2023-12-31 $377,456,467 3,669,257
2023-09-30 $462,338,478 5,342,483
2023-06-30 $750,334,747 6,941,117
2023-03-31 $610,651,175 6,890,670
2022-12-31 $554,031,168 6,538,784
2022-09-30 $440,746,969 5,333,337
2022-06-30 $498,906,084 4,861,211
2022-03-31 $706,957,650 4,713,051
2021-09-30 $682,780,373 4,524,421
2021-06-30 $642,505,914 3,610,598
2021-03-31 $668,214,370 3,603,788
2020-12-31 $572,279,904 3,803,788
2020-09-30 $415,487,763 3,803,788
2020-06-30 $428,532,773 3,784,288
2020-03-31 $370,620,713 4,550,285