CIK: 0001632108 · Show all filings
Period: Q1 2025 (← Previous) (Next →)
Filing Date: May 15, 2025
Total Value ($000): $156,970 (100.0% shares, 0.0% debt)
| Ticker | Issuer | Shares | Value ($000) | % | Est. Cost | Unrealized | Class | CUSIP |
|---|---|---|---|---|---|---|---|---|
| TPL | TEXAS PACIFIC LAND CORPORATI | 33,694 | $44,644 | 28.4% | $151.97 | +191.7% | COM | 88262P102 |
| NTRA | NATERA INC | 93,300 | $13,194 | 8.4% | $49.15 | +227.1% | COM | 632307104 |
| TRUP | TRUPANION INC | 264,995 | $9,876 | 6.3% | $31.05 | +33.9% | COM | 898202106 |
| DMRC | DIGIMARC CORP NEW | 693,675 | $8,893 | 5.7% | $26.73 | +7.0% | COM | 25381B101 |
| PTC | PTC INC | 55,533 | $8,605 | 5.5% | $45.14 | +281.0% | COM | 69370C100 |
| GOOG | ALPHABET INC | 54,277 | $8,480 | 5.4% | $118.06 | +54.6% | CAP STK CL C | 02079K107 |
| XPO | XPO INC | 75,455 | $8,117 | 5.2% | $28.01 | +353.7% | COM | 983793100 |
| STXS | STEREOTAXIS INC | 4,380,450 | $7,710 | 4.9% | $3.24 | -34.3% | COM NEW | 85916J409 |
| TMDX | TRANSMEDICS GROUP INC | 101,810 | $6,850 | 4.4% | $71.82 | -4.2% | COM | 89377M109 |
| UI | UBIQUITI INC | 20,790 | $6,448 | 4.1% | $167.73 | +110.8% | COM | 90353W103 |
| RNR | RENAISSANCERE HLDGS LTD | 26,045 | $6,251 | 4.0% | $151.42 | +59.8% | COM | G7496G103 |
| TSM | TAIWAN SEMICONDUCTOR MFG LTD | 36,167 | $6,004 | 3.8% | $160.05 | — | SPONSORED ADS | 874039100 |
| VNRX | VOLITIONRX LTD | 10,194,000 | $5,812 | 3.7% | $1.63 | -63.5% | COM | 928661107 |
| GXO | GXO LOGISTICS INCORPORATED | 140,140 | $5,477 | 3.5% | $64.89 | -35.6% | COMMON STOCK | 36262G101 |
| MA | MASTERCARD INCORPORATED | 4,324 | $2,370 | 1.5% | $361.30 | +50.0% | CL A | 57636Q104 |
| BRK/A | BERKSHIRE HATHAWAY INC DEL | 2 | $1,597 | 1.0% | $324781.78 | +124.6% | CL A | 084670108 |
| HEI | HEICO CORP NEW | 5,830 | $1,558 | 1.0% | $182.80 | +33.2% | COM | 422806109 |
| RXO | RXO INC | 78,620 | $1,502 | 1.0% | $18.49 | +18.4% | COMMON STOCK | 74982T103 |
| ERII | ENERGY RECOVERY INC | 74,107 | $1,178 | 0.8% | $17.94 | -15.2% | COM | 29270J100 |
| BRK/B | BERKSHIRE HATHAWAY INC DEL | 2,065 | $1,100 | 0.7% | $202.00 | +140.7% | CL B NEW | 084670702 |
| MSFT | MICROSOFT CORP | 1,275 | $479 | 0.3% | $53.94 | +651.0% | COM | 594918104 |
| GOOGL | ALPHABET INC | 1,505 | $233 | 0.1% | $119.41 | +51.3% | CAP STK CL A | 02079K305 |
| GLD | SPDR GOLD TR | 650 | $187 | 0.1% | $100.00 | — | GOLD SHS | 78463V107 |
| NVO | NOVO-NORDISK A S | 2,300 | $160 | 0.1% | $76.39 | — | ADR | 670100205 |
| — | ENSTAR GROUP LTD | 410 | $136 | 0.1% | $184.38 | — | SHS | G3075P101 |
| RIVN | RIVIAN AUTOMOTIVE INC | 4,800 | $60 | 0.0% | $19.02 | -33.8% | COM CL A | 76954A103 |
| ABT | ABBOTT LABS | 160 | $21 | 0.0% | $36.51 | +243.7% | COM | 002824100 |
| PSX | PHILLIPS 66 | 170 | $21 | 0.0% | $49.15 | +142.6% | COM | 718546104 |
| ETN | EATON CORP PLC | 10 | $3 | 0.0% | $285.30 | +8.1% | SHS | G29183103 |
| PWR | QUANTA SVCS INC | 10 | $3 | 0.0% | $158.60 | +82.0% | COM | 74762E102 |
| JOE | ST JOE CO | 45 | $2 | 0.0% | $48.56 | -3.6% | COM | 790148100 |
| CPAY | CORPAY INC | 5 | $2 | 0.0% | $300.16 | +20.4% | COM SHS | 219948106 |
| NE | NOBLE CORP PLC | 65 | $2 | 0.0% | $35.63 | -24.9% | ORD SHS A | G65431127 |