Institutional Manager · CIK 0002108559
Diesslin Group, Inc.
FORT WORTH, TX · File #028-26704
Latest AUM
$251.6M
Positions
54
Top-10 Concentration
86.1%
Filings
1
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 DEL | BRK-A | +119,796 | +$60.2M | $0 |
| NEW | JANUS DETROIT STR TR | 47103U845 | +626,919 | +$31.7M | $0 |
| NEW | INVESCO QQQ TR | IVZ | +46,440 | +$28.5M | $0 |
| NEW | VANGUARD WORLD FD | 921910709 | +367,383 | +$23.9M | $0 |
| NEW | VANGUARD INDEX FDS | 922908512 | +131,297 | +$23.3M | $0 |
| NEW | ISHARES TR | 46435G268 | +303,061 | +$22.7M | $0 |
| NEW | INVESCO EXCHANGE TRADED FD T | IVZ | +44,181 | +$8.5M | $0 |
| NEW | ISHARES TR | 464287432 | +85,428 | +$7.4M | $0 |
| NEW | VALUED ADVISERS TR | 92046L338 | +237,709 | +$6.1M | $0 |
| NEW | APPLE INC | AAPL | +15,003 | +$4.1M | $0 |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 202554 pos · $251.6M
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 119,796 | $60.2M | 23.97% |
| 2 | JANUS DETROIT STR TR | 47103U845 | 626,919 | $31.7M | 12.62% |
| 3 | INVESCO QQQ TR | IVZ | 46,440 | $28.5M | 11.36% |
| 4 | VANGUARD WORLD FD | 921910709 | 367,383 | $23.9M | 9.51% |
| 5 | VANGUARD INDEX FDS | 922908512 | 131,297 | $23.3M | 9.27% |
| 6 | ISHARES TR | 46435G268 | 303,061 | $22.7M | 9.04% |
| 7 | INVESCO EXCHANGE TRADED FD T | IVZ | 44,181 | $8.5M | 3.37% |
| 8 | ISHARES TR | 464287432 | 85,428 | $7.4M | 2.96% |
| 9 | VALUED ADVISERS TR | 92046L338 | 237,709 | $6.1M | 2.43% |
| 10 | APPLE INC | AAPL | 15,003 | $4.1M | 1.62% |
| 11 | WALMART INC | WMT | 33,941 | $3.8M | 1.51% |
| 12 | VANGUARD INDEX FDS | 922908769 | 6,787 | $2.3M | 0.91% |
| 13 | BERKSHIRE HATHAWAY INC DEL | BRK-A | 3 | $2.3M | 0.90% |
| 14 | SPDR S&P 500 ETF TR | SPY | 3,315 | $2.3M | 0.90% |
| 15 | VANGUARD INDEX FDS | 922908363 | 3,540 | $2.2M | 0.88% |
| 16 | PLAINS GP HLDGS L P | PAGP | 78,749 | $1.5M | 0.60% |
| 17 | MICROSOFT CORP | MSFT | 2,939 | $1.4M | 0.57% |
| 18 | VANGUARD TAX-MANAGED FDS | 921943858 | 20,729 | $1.3M | 0.52% |
| 19 | SPROTT ASSET MANAGEMENT LP | SII | 35,834 | $1.2M | 0.47% |
| 20 | BLACKROCK CR ALLOCATION INCO | BLK | 108,167 | $1.2M | 0.47% |