Managers / Q3 2025 · view latest →
Seilern Investment Management Ltd
CIK 0001817797 · BURDETT HOUSE, 15-16 BUCKINGHAM STREET, LONDON, WC2N 6DU · 442074941996
Reported Value
$1.4B
Q3 2025
Positions
22
Filings on Record
7
2019–present window
Filed
Oct 14, 2025
original filing
Summary
Seilern Investment Management Ltd reported $1.4B in U.S.-listed holdings across 22 positions for Q3 2025.
Its largest position, UNH, represents 9.6% of the portfolio.
The book was largely unchanged from Q2 2025.
Reported Value by Quarter
13F Reported Value
Portfolio Composition
By security type
- Common Stock · 96.5% · $1.3B
- Other · 3.5% · $49M
Quarter-over-Quarter Changes full breakdown →
Holdings — Q3 2025
Filing History
| Quarter | Reported Value | Positions | Filed | Type | Links |
|---|---|---|---|---|---|
| Q2 2026 | $794M | 24 | Jul 8, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q1 2026 | $838M | 24 | Apr 7, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q4 2025 | $1.3B | 24 | Jan 9, 2026 | 13F-HR | changes · EDGAR ↗ |
| Q3 2025 | $1.4B | 22 | Oct 14, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q2 2025 | $1.5B | 22 | Jul 7, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q1 2025 | $1.5B | 23 | Apr 14, 2025 | 13F-HR | changes · EDGAR ↗ |
| Q4 2024 | $1.8B | 21 | Jan 16, 2025 | 13F-HR | changes · EDGAR ↗ |
13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.