C WorldWide Group Holding A/S TMO — THERMO FISHER SCIENTIFIC

Ownership history in C WorldWide Group Holding A/S  ·  47 quarters on record

AI Ownership Summary

C WorldWide Group Holding A/S reported THERMO FISHER SCIENTIFIC (TMO) in 47 quarterly 13F filings from 2023 Q4 through 2026 Q1. Peak portfolio weight reached 8.51% in 2023 Q4. The latest visible filing shows TMO at 6.24% 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 TMO ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was C WorldWide Group Holding A/S's position in THERMO FISHER SCIENTIFIC, 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 Q1

TMO was reported at 6.24% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
8.51% in 2023 Q4

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

Time in book
Holding Window
2023 Q4 to 2026 Q1

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.

TMO stock page C WorldWide Group Holding A/S fund profile C WorldWide Group Holding A/S full holdings
How C WorldWide Group Holding A/S held TMO — position size vs. price
% of Fund (quarterly)    TMO price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 10 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 REDUCED — — — 591,542 -46,886 -7.3% 6.24% $291K 2026-05-06 $472.95
2025 Q4 REDUCED 15.0% -15.1% ✅ 638,428 -112,675 -15.0% 6.46% $369.9M 2026-02-04 $564.66
2025 Q3 REDUCED 15.4% +20.7% ❌ 751,103 -136,346 -15.4% 5.61% $364.3M 2025-11-05 $566.65
2025 Q2 REDUCED 14.1% +14.1% ❌ 887,449 -146,214 -14.1% 4.88% $359.8M 2025-08-06 $447.76
2025 Q1 REDUCED — — — 1,033,663 -43,292 -4.0% 6.38% $514.4M 2025-05-05 $420.72
2024 Q4 REDUCED 7.2% -4.3% ✅ 1,076,955 -83,371 -7.2% 6.84% $560.3M 2025-02-04 $577.95
2024 Q3 REDUCED — — — 1,160,326 -5,595 -0.5% 7.45% $717.7M 2024-11-05 $557.85
2024 Q2 REDUCED — — — 1,165,921 -21,135 -1.8% 6.98% $644.8M 2024-07-31 $609.73
2024 Q1 REDUCED — — — 1,187,056 -7,800 -0.7% 7.86% $689.9M 2024-05-03 $568.63
2023 Q4 REDUCED 10.1% +8.9% ❌ 1,194,856 -134,109 -10.1% 8.51% $634.2M 2024-02-05 $547.64
37 older quarters hidden  —  Sign in free or upgrade to Premium to see full history

🏢 Other funds also holding TMO

As of 2026 Q1 — sorted by position size

Spinecap SAS 12.54% Cryder Capital Partners LLP 3Y 7Y 12.09% Teca Partners, LP 3Y 10.82% C Partners Holding GmbH 3Y 7Y 10.14% Lindsell Train Ltd 3Y 7Y 9.67% Tri Locum Partners LP 3Y 9.13% Unisphere Establishment 8.52% WORMSER FRERES GESTION 7.75% EdgePoint Investment Group Inc. 3Y 7Y 7.56% R.H. Dinel Investment Counsel, Inc. 3Y 7Y 7.13%

FAQ About C WorldWide Group Holding A/S and TMO

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

How long has C WorldWide Group Holding A/S reported owning TMO?

C WorldWide Group Holding A/S reported TMO across 10 quarterly 13F filings, from 2023 Q4 through 2026 Q1.

What was the largest reported TMO position in C WorldWide Group Holding A/S's portfolio?

The largest reported portfolio weight for TMO was 8.51% in 2023 Q4.

What is the latest reported TMO position on this page?

The most recent filing on this page is 2026 Q1, when C WorldWide Group Holding A/S reported 591,542 shares, equal to 6.24% of portfolio, with an estimated market value of $291K.

What does the chart on this TMO ownership page compare?

The chart compares C WorldWide Group Holding A/S's quarterly TMO 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 C WorldWide Group Holding A/S time their TMO position?

Based on 13F filing dates vs. subsequent TMO price moves, C WorldWide Group Holding A/S correctly timed 20 out of 44 reported position changes (45%). The annualised alpha on TMO relative to SPY over the holding period was -0.5%.

← Back to C WorldWide Group Holding A/S Holdings