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Which hedge funds own MKSI? MKS INC., Q2 2026 13F holders

TechnologyScientific & Technical Instruments

112 tracked hedge funds disclosed a position in MKSI (MKS INC.) in their Q2 2026 13F filings, worth $8.0bn in total. The largest holder by portfolio weight is FengHe Fund Management Pte. Ltd. at 24.5% of its book. 40 opened a new position this quarter: Sachem Head Capital Management LP, TOMS Capital Investment Management LP, Sunstone Asset Management, LP, Bwcp, LP. 19 exited: Rivermont Capital Management LP, Contour Asset Management LLC, Tyro Capital Management LLC.

112
Holders
Tracked managers whose filing for the quarter reports a long equity position in the security.
40
New this quarter
Holders whose previous filing (at most two quarters earlier) did not report the security.
19
Exited this quarter
Tracked managers whose previous filing reported the security and whose filing for the quarter does not.
$1.2bn
Inflow, new holders
Combined value of the positions the new holders reported for the quarter.
$173m
Outflow, exits
Combined value the exiting managers reported for the security in their previous filing.
$8.0bn
Combined value
Sum of the holders' reported positions in the security.
9.0%
Share of managers holding
Holders as a share of tracked managers filing for that quarter. Comparable across the 2024 coverage expansion, where the raw holder count is not.

Holders, Q2 2026

112 rows
FengHe Fund Management Pte. Ltd. Hedge fund24.5%$259m581,687+27%added
Value Holdings Management Co. LLC Hedge fund11.9%$70.9m159,452−35%reduced
Aspex Management (HK) Ltd Hedge fund9.1%$810m1.82m+18%added
Sachem Head Capital Management LP Hedge fund7.5%$361m812,700–new
TOMS Capital Investment Management LP Hedge fund6.9%$130m293,000–new
Divisar Capital Management LLC Hedge fund6.4%$27.8m62,501−27%reduced
Sunstone Asset Management, LP Hedge fund5.6%$5.2m11,600–new
Light Street Capital Management, LLC Hedge fund5.4%$46.2m103,800−15%reduced
Sculptor Capital LP Hedge fund5.0%$480m162.50m+48%added
Whale Rock Capital Management LLC Hedge fund4.5%$566m1.27m−2.7%reduced
Park West Asset Management LLC Hedge fund4.2%$61.7m138,740−44%reduced
Delta Global Management LP Hedge fund4.0%$36.6m82,294−46%reduced
Bwcp, LP Hedge fund3.9%$27.1m60,867–new
Tremblant Capital Group Hedge fund3.8%$131m295,385−10%reduced
Summit Partners Public Asset Management, LLC Hedge fund3.7%$142m319,833+13%added
Dendur Capital LP Hedge fund3.2%$55.2m124,000−42%reduced
Hiddenite Capital Partners LP Hedge fund3.2%$13.1m29,500–new
DeepCurrents Investment Group LLC Hedge fund3.1%$91.6m31.04m+15%added
Linden Advisors LP Hedge fund3.1%$593m201.34m+1.2%added
Expect Equity LLC Hedge fund3.0%$4.7m10,655−42%reduced
Thames Capital Management LLC Hedge fund2.9%$35.3m79,395+17%added
Hel Ved Capital Management Ltd Hedge fund2.7%$19.0m42,620−19%reduced
Talos Eurisko Asset Management LP Hedge fund2.4%$16.5m37,111−67%reduced
Davidson Kempner Capital Management LP Hedge fund2.3%$146m49.50m+77%added
Benefit Street Partners LLC Hedge fund2.1%$1.5m500,0000.0%held
Samlyn Capital, LLC Hedge fund2.1%$125m281,893−43%reduced
4D Advisors, LLC Hedge fund1.9%$4.9m11,000–new
Alkeon Capital Management LLC Hedge fund1.8%$477m1.07m–new
CloudAlpha Capital Management Limited/Hong Kong Hedge fund1.8%$18.5m41,589–new
Maytus Capital Management, LLC Hedge fund1.7%$10.8m24,369–new
PDT Partners, LLC Hedge fund1.7%$32.2m72,347−5.8%reduced
SummitTX Capital, L.P. Hedge fund1.5%$58.7m132,009−18%reduced
Seldon Capital LP Hedge fund1.4%$4.6m10,300–new
Point72 Asset Management, L.P. Hedge fund1.4%$888m2.00m−83%reduced
Jain Global LLC Hedge fund1.3%$114m38.78m+670%added
Senator Investment Group LP Hedge fund1.1%$28.9m65,000–new
Pinnbrook Capital Management LP Hedge fund0.9%$5.6m12,700–new
Bowie Capital Management, LLC Hedge fund0.9%$19.0m42,649−34%reduced
Dymon Asia Capital (Singapore) Pte. Ltd. Hedge fund0.9%$5.8m13,100+62%added
TENOR CAPITAL MANAGEMENT Co., L.P. Hedge fund0.9%$66.3m22.50m−27%reduced
Teza Capital Management LLC Hedge fund0.9%$482k1,084–new
KR Capital LP Hedge fund0.9%$9.4m21,068−43%reduced
Glenview Capital Management, LLC Hedge fund0.9%$43.8m98,532–new
Ground Swell Capital, LLC Hedge fund0.7%$619k1,392–new
Aristeia Capital, L.L.C. Hedge fund0.6%$41.3m14.00m+17%added
Aequim Alternative Investments LP Hedge fund0.6%$40.4m90,719+7.7%added
Pinpoint Asset Management (Singapore) Pte. Ltd. Hedge fund0.6%$3.0m6,761+40%added
Monolith Management Ltd Hedge fund0.5%$890k2,000−42%reduced
Anson Funds Management LP Hedge fund0.5%$5.8m13,000−21%reduced
Sirios Capital Management L P Hedge fund0.5%$4.2m9,439−78%reduced