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FOX RUN MANAGEMENT, L.L.C.

Position in MKSI — Mks Inc

CIK 1533457 GREENWICH, CT

Position in MKSI

as of Jun 30, 2026 · filed Aug 4, 2026
Position Value
$242,416
-$687,854 QoQ
Shares Held
545
-86.5% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#601
of 773 holders
Holding Since
Jun 2021
7 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 Jun 30, 2026

FOX RUN MANAGEMENT, L.L.C. holds $4,332,821 across 7 Scientific & Technical Instruments names. MKSI ranks #7 (5.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
7 MKSI
Mks Inc
This page
545 $242,416

All Filings in MKSI

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7 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $242,416 545
2026-03-31 $930,270 4,048
2024-12-31 $750,772 7,192
2024-09-30 $1,494,871 13,751
2024-06-30 $1,225,754 9,387
2023-03-31 $599,159 6,761
2021-06-30 $221,191 1,243