Lansdowne Partners (Uk) Llp
- Regulatory AUM
- $10.3B
- Discretionary
- $10.3B
- Clients
- 35
- Avg AUM / client
- $294M
- Accounts
- 35
- Employees
- 53
AUM over time
Annual snapshots from Form ADV filings · as of Jul 27, 2026
Who they serve
| Client type | Clients | AUM | % of AUM |
|---|---|---|---|
| Pooled investment vehicles (non-investment companies) | 33 | $8.9B | 86.1% |
| State or municipal government entities | 1 | $998M | 9.69% |
| Sovereign wealth funds and foreign official institutions | 1 | $429M | 4.16% |
Private funds (7)
Reported in Form ADV Section 7.B.(1), filing of Jun 2024 · $3.0B combined gross assets
| Fund | Type | Domicile | Gross assets | Owners |
|---|---|---|---|---|
| Lansdowne Developed Markets Long Only Master Fund Limited master | Hedge Fund | Cayman Islands | $1.4B | 47 |
| Lansdowne Dmlo Davies Street L.P. | Other Private Fund | Delaware | $606M | 2 |
| Lansdowne Developed Markets Master Fund Limited master | Hedge Fund | Cayman Islands | $472M | 78 |
| Lansdowne Developed Markets Long Only Fund A Sub Fund Of Lansdowne Icav | Hedge Fund | Ireland | $247M | 4 |
| Lansdowne European Long Only Master Fund, A Sub Fund Of Lansdowne Master Icav master | Hedge Fund | Ireland | $128M | 15 |
| Lansdowne Princay Master Fund Limited master | Hedge Fund | Cayman Islands | $110M | 14 |
| Lansdowne Developed Markets Strategic Investment Master Fund Limited master | Hedge Fund | Cayman Islands | $15.1M | 58 |
People (6)
| Name | Role / title | Credentials | With firm since | Ownership |
|---|---|---|---|---|
| Ruddock, Paul, Martin | Shareholder | Apr 1998 (28y) | ≈ 0% – 3.75% via Lansdowne Partners International Limited | |
| Heinz, Steven, Andrew | Shareholder | Apr 2005 (21y) | ≈ 0% – 3.75% via Lansdowne Partners International Limited | |
| Davies, Peter, Graham | Member / Head Of Developed Markets Strategy | Jul 2014 (12y) | 10% – 25% | |
| Orange, Hugh, James | Member / Chief Compliance Officer / Chief Financial Officer | Jul 2014 (12y) | Less than 5% | |
| Heyworth, Richard, Brian | Member / Co Managing Partner / Chief Executive Officer | Jan 2021 (6y) | Less than 5% | |
| Zachary, Karen, Denise | Member / Chief Operations Officer | Feb 2024 (3y) | Less than 5% |
Entity owners (Schedule A/B)
| Entity | Title / status | Since | Sch. | Ownership |
|---|---|---|---|---|
| Lansdowne Partners Limited | First Corporate Member | Jul 2014 | A | Less than 5% |
| Lansdowne Partners International Limited | Shareholder | Jul 1998 | B | ≈ 0% – 5% via Lansdowne Partners Limited |
Undisclosed: 55% – 90% of the firm is not attributable from the filed Schedule A bands.
Estimated effective ownership (look-through of filed bands):
- Ruddock, Paul, Martin: 50% – 75% of Lansdowne Partners International Limited × 75% – 100% of Lansdowne Partners Limited × 0% – 5% direct ≈ 0% – 3.75% of the firm
- Heinz, Steven, Andrew: 50% – 75% of Lansdowne Partners International Limited × 75% – 100% of Lansdowne Partners Limited × 0% – 5% direct ≈ 0% – 3.75% of the firm
- Lansdowne Partners International Limited: 75% – 100% of Lansdowne Partners Limited × 0% – 5% direct ≈ 0% – 5% of the firm
Roster from the IAPD representatives feed; ownership and acquisition dates from Form ADV Schedule A/B. "Since" is the earliest filed registration or acquisition date.
Private funds (7, $3.0B gross assets)
| Fund | Type | Gross assets | Min. investment | Owners |
|---|---|---|---|---|
| Lansdowne Developed Markets Long Only Master Fund Limited | Hedge Fund | $1.4B | $7.5M | 47 |
| Lansdowne Dmlo Davies Street L.P. | Other Private Fund | $606M | $7.5M | 2 |
| Lansdowne Developed Markets Master Fund Limited | Hedge Fund | $472M | $500K | 78 |
| Lansdowne Developed Markets Long Only Fund A Sub Fund Of Lansdowne Icav | Hedge Fund | $247M | $100K | 4 |
| Lansdowne European Long Only Master Fund, A Sub Fund Of Lansdowne Master Icav | Hedge Fund | $128M | $250K | 15 |
| Lansdowne Princay Master Fund Limited | Hedge Fund | $110M | $500K | 14 |
| Lansdowne Developed Markets Strategic Investment Master Fund Limited | Hedge Fund | $15.1M | $500K | 58 |
From Form ADV Section 7.B private fund reporting.
Documents (1 archived)
| Form | Period | Size | |
|---|---|---|---|
| Form ADV (full filing) | 06/29/2026 | 2.64 MB | View · PDF · Source ↗ |
Archived copies of the firm's regulatory filings, versioned by content hash.
Disciplinary disclosures
No disciplinary events reported on the firm's latest Form ADV filing.
How they charge
- • Percentage of assets under management
- • Performance-based fees
Services
- • Portfolio management for pooled investment vehicles
- • Portfolio management for businesses/institutional clients
Custody
Reported custodians
- BNY Mellon $998M (10% of AUM) Jul 2026
- State Street $573M (7% of AUM) Jun 2022
- Northern Trust $429M (4% of AUM) Jul 2026
Amounts as reported in ADV Item 5.K.(3) (custodians holding 10%+ of SMA assets).
Firm reports it does not have custody of client funds or securities (Item 9.A).
Source
All data on this page comes from this firm's Form ADV filings, reproduced without modification. Latest filing: Jul 27, 2026.
View current Form ADV (SEC/IAPD) ↗