NOMURA HOLDINGS INC MKSI — MKS INSTRUMENTS INC CMN

Ownership history in NOMURA HOLDINGS INC  ·  25 quarters on record

AI Ownership Summary

NOMURA HOLDINGS INC reported MKS INSTRUMENTS INC CMN (MKSI) in 25 quarterly 13F filings from 2024 Q1 through 2026 Q2. Peak portfolio weight reached 0.52% in 2026 Q2. The latest visible filing shows MKSI at 0.05% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings. Older history is available after unlock; the visible window still shows the most recent pattern.

What this MKSI ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was NOMURA HOLDINGS INC's position in MKS INSTRUMENTS INC CMN, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q2

MKSI was reported at 0.05% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.52% in 2026 Q2

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q1 to 2026 Q2

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

MKSI stock page NOMURA HOLDINGS INC fund profile NOMURA HOLDINGS INC full holdings
How NOMURA HOLDINGS INC held MKSI — position size vs. price
% of Fund (quarterly)    MKSI price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 16 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q2 ADDED — — — 96,831 +42,831 +79.3% 0.05% $43.1M 2026-08-14 $310.44
2026 Q2 REDUCED — — — 54,000 -946,000 -94.6% 0.03% $24.0M 2026-08-14 $310.44
2026 Q2 ADDED — — — 1,000,000 +730,644 +271.3% 0.52% $444.8M 2026-08-14 $310.44
2026 Q1 ADDED — — — 269,356 +254,856 +1757.6% 0.16% $61.9M 2026-05-15 $302.66
2026 Q1 UNCHANGED — — — 14,500 — 0% 0.01% $3.3M 2026-05-15 $302.66
2026 Q1 REDUCED 96.0% +81.2% ❌ 14,500 -349,533 -96.0% 0.01% $3.3M 2026-05-15 $302.66
2025 Q4 ADDED — — — 364,033 +297,233 +445.0% 0.08% $58.2M 2026-02-17 $262.24
2025 Q4 UNCHANGED — — — 66,800 — 0% 0.01% $10.7M 2026-02-17 $262.24
2025 Q4 REDUCED 84.3% +44.0% ❌ 66,800 -359,709 -84.3% 0.01% $10.7M 2026-02-17 $262.24
2025 Q3 REDUCED 6.8% +31.8% ❌ 426,509 -30,913 -6.8% 0.08% $52.8M 2025-11-14 $142.14
2025 Q2 ADDED — — — 457,422 +57,188 +14.3% 0.08% $45.4M 2025-08-14 $104.08
2025 Q1 REDUCED — — — 400,234 -19,113 -4.6% 0.06% $32.1M 2025-05-15 $90.38
2024 Q4 ADDED — — — 419,347 +21,256 +5.3% 0.06% $43.8M 2025-02-14 $102.53
2024 Q3 ADDED — — — 398,091 +124,413 +45.5% 0.10% $43.3M 2024-11-14 $111.47
2024 Q2 ADDED — — — 273,678 +272,077 +16994.2% 0.07% $35.7M 2024-08-14 $112.24
2024 Q1 REDUCED 49.0% -2.5% ✅ 1,601 -1,541 -49.0% 0.00% $213K 2024-05-15 $126.65
9 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding MKSI

As of 2026 Q2 — sorted by position size

FengHe Fund Management Pte. Ltd. 3Y 24.54% Fourier Capital Management Ltd 20.75% VALUE HOLDINGS MANAGEMENT CO. LLC 3Y 7Y 11.85% Daventry Group, LP 3Y 10.56% Aspex Management (HK) Ltd 3Y 9.11% Sachem Head Capital Management LP 3Y 7Y 7.5% Spear Advisors LLC 6.79% Divisar Capital Management LLC 3Y 7Y 6.41% Sunstone Asset Management, LP 5.59% Blue Grotto Capital, LLC 3Y 5.55%

FAQ About NOMURA HOLDINGS INC and MKSI

These are the practical questions this page is built to answer before you even open the full history table.

How long has NOMURA HOLDINGS INC reported owning MKSI?

NOMURA HOLDINGS INC reported MKSI across 16 quarterly 13F filings, from 2024 Q1 through 2026 Q2.

What was the largest reported MKSI position in NOMURA HOLDINGS INC's portfolio?

The largest reported portfolio weight for MKSI was 0.52% in 2026 Q2.

What is the latest reported MKSI position on this page?

The most recent filing on this page is 2026 Q2, when NOMURA HOLDINGS INC reported 96,831 shares, equal to 0.05% of portfolio, with an estimated market value of $43.1M.

What does the chart on this MKSI ownership page compare?

The chart compares NOMURA HOLDINGS INC's quarterly MKSI portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did NOMURA HOLDINGS INC time their MKSI position?

Based on 13F filing dates vs. subsequent MKSI price moves, NOMURA HOLDINGS INC correctly timed 10 out of 21 reported position changes (48%). The annualised alpha on MKSI relative to SPY over the holding period was +158.0%.

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