Institutional Manager · CIK 0001894571
Pertento Partners LLP
LONDON, X0 · File #028-21811
Latest AUM
$1.06B
Positions
18
Top-10 Concentration
82.8%
Filings
12
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| NEW | BERKSHIRE HATHAWAY INC | BRK-A | +307,400 | +$154.5M | $0 |
| NEW | COMPASS INC | COMP | +4,166,293 | +$44.0M | $0 |
| EXITED | FLUTTER ENTMT PLC | G3643J108 | -172,864 | -$43.9M | $0 |
| NEW | MASTERBRAND INC | MBC | +3,879,977 | +$42.8M | $0 |
| EXITED | ADOBE INC | 00724F101 | -116,500 | -$41.1M | $0 |
| EXITED | SLM CORP | 78442P106 | -1,337,883 | -$37.0M | $0 |
| REDUCE | ENVIRI CORP | NVRI | -1,903,343 | -$34.1M | +$17.9M |
| ADD | PRIMO BRANDS CORPORATION | PRMB | +1,713,541 | +$28.0M | -$16.2M |
| ADD | CELLEBRITE DI LTD | CLBT | +1,311,109 | +$23.6M | -$2.3M |
| NEW | KYIVSTAR GROUP LTD | KYIVW | +1,807,110 | +$23.5M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202518 pos · $1.06B
- 13F HOLDINGS REPORTQ/E Sep 202516 pos · $862.1M
- 13F HOLDINGS REPORTQ/E Jun 202519 pos · $1.12B
- 13F HOLDINGS REPORTQ/E Mar 202521 pos · $955.3M
- 13F HOLDINGS REPORTQ/E Dec 202428 pos · $1.18B
- 13F HOLDINGS REPORT (Amended)Q/E Sep 202423 pos · $540.5M
- 13F HOLDINGS REPORT (Amended)Q/E Sep 202420 pos · $596.6M
- 13F HOLDINGS REPORT (Amended)Q/E Sep 202426 pos · $989.1M
- 13F HOLDINGS REPORTQ/E Sep 202425 pos · $907.8M
- 13F HOLDINGS REPORTQ/E Jun 202426 pos · $989.1M
- 13F HOLDINGS REPORTQ/E Mar 202423 pos · $540.5M
- 13F HOLDINGS REPORTQ/E Dec 202321 pos · $550.9M
Top 18 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC | BRK-A | 307,400 | $154.5M | 14.51% |
| 2 | US FOODS HLDG CORP | USFD | 1,677,420 | $126.3M | 11.87% |
| 3 | CELLEBRITE DI LTD | CLBT | 5,959,324 | $107.4M | 10.09% |
| 4 | SILICON MOTION TECHNOLOGY CO | SIMO | 1,151,411 | $106.7M | 10.02% |
| 5 | IES HLDGS INC | IESC | 209,351 | $81.4M | 7.65% |
| 6 | PRIMO BRANDS CORPORATION | PRMB | 4,532,036 | $74.1M | 6.96% |
| 7 | PATRIA INVESTMENTS LIMITED | PAX | 4,483,299 | $71.2M | 6.69% |
| 8 | PRICESMART INC | PSMT | 488,387 | $59.9M | 5.63% |
| 9 | NUTEX HEALTH INC | NUTX | 324,422 | $53.4M | 5.02% |
| 10 | NB BANCORP INC | NBBK | 2,343,776 | $46.5M | 4.36% |
| 11 | COMPASS INC | COMP | 4,166,293 | $44.0M | 4.14% |
| 12 | MASTERBRAND INC | MBC | 3,879,977 | $42.8M | 4.02% |
| 13 | ENVIRI CORP | NVRI | 1,527,845 | $27.4M | 2.57% |
| 14 | NETGEAR INC | NTGR | 970,277 | $23.8M | 2.24% |
| 15 | KYIVSTAR GROUP LTD | KYIVW | 1,807,110 | $23.5M | 2.20% |
| 16 | SABLE OFFSHORE CORP | SOC | 1,107,901 | $10.0M | 0.94% |
| 17 | IDAHO STRATEGIC RESOURCES | IDR | 212,791 | $8.6M | 0.81% |
| 18 | ISHARES TR | 46429B598 | 58,419 | $3.2M | 0.30% |