Institutional Manager · CIK 0001811472
I.G.Y. Ltd
London, X0 · File #028-20242
Latest AUM
$235.3M
Positions
3
Top-10 Concentration
100.0%
Filings
9
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 |
|---|---|---|---|---|---|
| REDUCE | AMAZON COM INC | AMZN | -5,885 | -$1.4M | +$5.2M |
| REDUCE | COSTCO WHSL CORP NEW | 22160K105 | -1,420 | -$1.2M | -$6.1M |
| REDUCE | BERKSHIRE HATHAWAY INC DEL | BRK-A | 0 | $0 | +$39,000 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20253 pos · $235.3M
- 13F HOLDINGS REPORTQ/E Sep 20253 pos · $238.7M
- 13F HOLDINGS REPORTQ/E Jun 20253 pos · $249.7M
- 13F HOLDINGS REPORTQ/E Mar 20253 pos · $237.2M
- 13F HOLDINGS REPORTQ/E Dec 20243 pos · $240.0M
- 13F HOLDINGS REPORTQ/E Sep 20243 pos · $226.8M
- 13F HOLDINGS REPORTQ/E Jun 20243 pos · $220.1M
- 13F HOLDINGS REPORTQ/E Mar 20243 pos · $208.3M
- 13F HOLDINGS REPORTQ/E Dec 20233 pos · $162.0M
Top 3 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | AMAZON COM INC | AMZN | 454,258 | $104.9M | 44.57% |
| 2 | COSTCO WHSL CORP NEW | 22160K105 | 94,326 | $81.3M | 34.58% |
| 3 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 65 | $49.1M | 20.85% |