CIK: 0001632108 · Show all filings
Period: Q2 2025 (← Previous) (Next →)
Filing Date: Aug 14, 2025
Total Value ($000): $176,513 (100.0% shares, 0.0% debt)
| Ticker | Issuer | Shares | Value ($000) | % | Est. Cost | Unrealized | Class | CUSIP |
|---|---|---|---|---|---|---|---|---|
| TPL | TEXAS PACIFIC LAND CORPORATI | 33,787 | $35,692 | 20.2% | $151.97 | +167.8% | COM | 88262P102 |
| TRUP | TRUPANION INC | 262,845 | $14,548 | 8.2% | $31.05 | +42.6% | COM | 898202106 |
| NTRA | NATERA INC | 84,250 | $14,233 | 8.1% | $49.15 | +217.1% | COM | 632307104 |
| TMDX | TRANSMEDICS GROUP INC | 104,435 | $13,995 | 7.9% | $72.78 | +50.9% | COM | 89377M109 |
| STXS | STEREOTAXIS INC | 4,687,900 | $9,938 | 5.6% | $3.16 | -35.7% | COM NEW | 85916J409 |
| DMRC | DIGIMARC CORP NEW | 743,425 | $9,821 | 5.6% | $25.80 | -50.3% | COM | 25381B101 |
| XPO | XPO INC | 76,625 | $9,677 | 5.5% | $29.30 | +282.9% | COM | 983793100 |
| PTC | PTC INC | 53,970 | $9,301 | 5.3% | $45.14 | +257.0% | COM | 69370C100 |
| VNRX | VOLITIONRX LTD | 11,705,000 | $8,896 | 5.0% | $1.49 | -63.1% | COM | 928661107 |
| UI | UBIQUITI INC | 19,340 | $7,961 | 4.5% | $167.73 | +117.1% | COM | 90353W103 |
| TSM | TAIWAN SEMICONDUCTOR MFG LTD | 32,570 | $7,377 | 4.2% | $160.05 | — | SPONSORED ADS | 874039100 |
| GOOG | ALPHABET INC | 41,510 | $7,363 | 4.2% | $118.06 | +39.6% | CAP STK CL C | 02079K107 |
| GXO | GXO LOGISTICS INCORPORATED | 137,560 | $6,699 | 3.8% | $64.89 | -38.6% | COMMON STOCK | 36262G101 |
| RNR | RENAISSANCERE HLDGS LTD | 26,900 | $6,534 | 3.7% | $154.31 | +57.1% | COM | G7496G103 |
| ARM | ARM HOLDINGS PLC | 34,125 | $5,519 | 3.1% | $161.74 | — | SPONSORED ADS | 042068205 |
| MA | MASTERCARD INCORPORATED | 5,804 | $3,262 | 1.8% | $409.79 | +34.6% | CL A | 57636Q104 |
| HEI | HEICO CORP NEW | 6,452 | $2,116 | 1.2% | $191.85 | +44.2% | COM | 422806109 |
| BRK/A | BERKSHIRE HATHAWAY INC DEL | 2 | $1,458 | 0.8% | $324781.78 | +134.6% | CL A | 084670108 |
| BRK/B | BERKSHIRE HATHAWAY INC DEL | 1,890 | $918 | 0.5% | $202.00 | +151.4% | CL B NEW | 084670702 |
| MSFT | MICROSOFT CORP | 1,275 | $634 | 0.4% | $53.94 | +701.7% | COM | 594918104 |
| GOOGL | ALPHABET INC | 1,505 | $265 | 0.2% | $119.41 | +36.7% | CAP STK CL A | 02079K305 |
| GLD | SPDR GOLD TR | 700 | $213 | 0.1% | $114.63 | — | GOLD SHS | 78463V107 |
| RIVN | RIVIAN AUTOMOTIVE INC | 5,000 | $69 | 0.0% | $18.80 | -27.8% | COM CL A | 76954A103 |
| ABT | ABBOTT LABS | 160 | $22 | 0.0% | $36.51 | +257.7% | COM | 002824100 |