MKS Instruments, Inc.

Historical 13F Holders

Symbol
MKSI
CUSIP
55306N104
All holders as of
Q2 2026
Type
Equity
Class
COM
Reported Value, Excluding Options
Total Filings

13D/G Filers

Investors who own more than 5% of a class must file a Schedule 13D or 13G. Every filing for 55306N104 since 12/18/2024, newest first.

Filer % of Class Filed
JPMorgan Chase & Co 13G/A Amendment 1 2.9% 9/3/2026
Event 8/31/2026
Victory Capital Management, Inc. 13G/A Amendment 2 0.9% 7/24/2026
Event 6/30/2026
JPMorgan Chase & Co 13G 5.0% 7/16/2026
Event 6/30/2026
FMR LLC 13G/A Amendment 1
3.3% 5/6/2026
Event 3/31/2026
Vanguard Capital Management LLC 13G 5.2% 4/30/2026
Event 3/31/2026
Vanguard Portfolio Management LLC 13G 5.5% 4/29/2026
Event 3/31/2026
Vanguard Group Inc 13G/A Amendment 16 0% 3/27/2026
Event 3/13/2026
Price T Rowe Associates Inc /MD/ 13G/A Amendment 5 4.1% 2/17/2026
Event 12/31/2025
Invesco Ltd. 13G 6.5% 2/12/2026
Event 12/31/2025
Vanguard Group Inc 13G/A Amendment 15 11.5% 10/31/2025
Event 9/30/2025
BlackRock, Inc. 13G/A Amendment 17 8.8% 10/17/2025
Event 9/30/2025
Price T Rowe Associates Inc /MD/ 13G/A Amendment 4 6.2% 8/14/2025
Event 6/30/2025
Victory Capital Management, Inc. 13G/A Amendment 1 5.6% 8/8/2025
Event 6/30/2025
Victory Capital Management, Inc. 13G 5.6% 8/8/2025
Event 6/30/2025
Price T Rowe Associates Inc /MD/ 13G/A Amendment 3 5.0% 2/14/2025
Event 12/31/2024
Capital International Investors 13G/A Amendment 6 4.7% 2/7/2025
Event 9/30/2024

13F Holders by Quarter

Period Filings Shares, Excl. Options Value, Excl. Options
2026 Q3 39 150 k $38.6 M
2026 Q2 814 106 M $31.4 B
2026 Q1 649 69.0 M $15.8 B
2025 Q4 544 70.7 M $11.3 B
2025 Q3 465 72.7 M $9.00 B
2025 Q2 423 75.5 M $7.50 B
2025 Q1 425 71.6 M $5.73 B
2024 Q4 439 70.5 M $7.35 B
2024 Q3 438 68.8 M $7.47 B
2024 Q2 425 71.3 M $9.32 B
2024 Q1 369 71.6 M $9.50 B
2023 Q4 347 69.7 M $7.17 B
2023 Q3 344 67.1 M $5.81 B
2023 Q2 339 67.8 M $7.32 B
2023 Q1 347 67.2 M $5.96 B
2022 Q4 338 69.1 M $5.88 B
2022 Q3 382 58.7 M $4.85 B
2022 Q2 394 54.0 M $5.53 B
2022 Q1 419 54.1 M $8.07 B
2021 Q4 426 53.8 M $9.37 B
2021 Q3 393 52.6 M $7.93 B
2021 Q2 389 52.2 M $9.29 B
2021 Q1 366 53.0 M $9.83 B
2020 Q4 376 52.9 M $7.97 B
2020 Q3 357 52.3 M $5.72 B
2020 Q2 339 52.9 M $5.99 B
2020 Q1 327 55.1 M $4.49 B
2019 Q4 370 53.4 M $5.88 B
2019 Q3 326 54.7 M $5.05 B
2019 Q2 335 52.6 M $4.10 B
2019 Q1 359 52.4 M $4.87 B
2018 Q4 379 51.0 M $3.29 B
2018 Q3 413 51.7 M $4.14 B
2018 Q2 413 51.6 M $4.93 B
2018 Q1 412 52.2 M $6.02 B
2017 Q4 384 51.5 M $4.86 B
2017 Q3 360 52.4 M $4.94 B
2017 Q2 332 52.4 M $3.54 B
2017 Q1 301 53.9 M $3.71 B
2016 Q4 285 56.4 M $3.35 B
2016 Q3 255 55.6 M $2.76 B
2016 Q2 214 55.3 M $2.38 B
2016 Q1 214 53.7 M $2.04 B
2015 Q4 197 54.3 M $1.95 B
2015 Q3 210 53.3 M $1.79 B
2015 Q2 206 52.9 M $2.01 B
2015 Q1 201 52.3 M $1.77 B
2014 Q4 188 52.9 M $1.94 B
2014 Q3 167 53.6 M $1.79 B
2014 Q2 161 56.2 M $1.75 B
2014 Q1 155 53.7 M $1.60 B