Institutional Manager · CIK 0001968890
Flagstone Financial Management
Lincoln, NE · File #028-23158
Latest AUM
$389.9M
Positions
66
Top-10 Concentration
82.0%
Filings
12
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 202566 pos · $389.9M
- 13F HOLDINGS REPORTQ/E Sep 202562 pos · $379.0M
- 13F HOLDINGS REPORTQ/E Jun 202559 pos · $348.9M
- 13F HOLDINGS REPORTQ/E Mar 202553 pos · $310.5M
- 13F HOLDINGS REPORTQ/E Dec 202454 pos · $301.0M
- 13F HOLDINGS REPORTQ/E Sep 202453 pos · $298.2M
- 13F HOLDINGS REPORTQ/E Jun 202445 pos · $268.8M
- 13F HOLDINGS REPORTQ/E Mar 202443 pos · $258.8M
- 13F HOLDINGS REPORTQ/E Dec 202337 pos · $218.6M
- 13F HOLDINGS REPORTQ/E Sep 202339 pos · $212.9M
- 13F HOLDINGS REPORTQ/E Jun 202340 pos · $200.4M
- 13F HOLDINGS REPORTQ/E Mar 202342 pos · $164.2M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | DIMENSIONAL ETF TRUST | 25434V401 | 1,486,333 | $110.2M | 28.57% |
| 2 | ISHARES TR | 464288638 | 760,236 | $41.0M | 10.62% |
| 3 | SPDR INDEX SHS FDS | 78463X889 | 657,191 | $29.2M | 7.56% |
| 4 | SPDR SERIES TRUST | 78464A474 | 852,175 | $25.7M | 6.67% |
| 5 | SPDR SERIES TRUST | 78464A672 | 822,162 | $23.7M | 6.15% |
| 6 | VANGUARD CHARLOTTE FDS | 92203J407 | 438,274 | $21.2M | 5.49% |
| 7 | AMERICAN CENTY ETF TR | 025072877 | 191,469 | $19.5M | 5.06% |
| 8 | DIMENSIONAL ETF TRUST | 25434V732 | 492,792 | $16.3M | 4.23% |
| 9 | AMERICAN CENTY ETF TR | 025072885 | 133,728 | $14.9M | 3.87% |
| 10 | AMERICAN CENTY ETF TR | 025072802 | 154,223 | $14.5M | 3.76% |
| 11 | VANGUARD INDEX FDS | 922908553 | 112,150 | $9.9M | 2.57% |
| 12 | AMERICAN CENTY ETF TR | 025072604 | 94,704 | $7.3M | 1.89% |
| 13 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 12,189 | $6.1M | 1.59% |
| 14 | PIMCO ETF TR | 72201R866 | 115,713 | $6.1M | 1.57% |
| 15 | AMERICAN CENTY ETF TR | 025072703 | 52,904 | $4.4M | 1.13% |
| 16 | ISHARES TR | 464288414 | 29,842 | $3.2M | 0.83% |
| 17 | APPLE INC | AAPL | 11,583 | $3.1M | 0.82% |
| 18 | MICROSOFT CORP | MSFT | 5,155 | $2.5M | 0.65% |
| 19 | DIMENSIONAL ETF TRUST | 25434V716 | 51,893 | $2.3M | 0.58% |
| 20 | ISHARES TR | 46435G243 | 86,842 | $2.2M | 0.57% |