SeaBridge Investment Advisors LLC 13F Holdings · Q2 2026
SeaBridge Investment Advisors LLC reported 188 securities worth $691.59M in its SEC 13F filing for Q2 2026 (period ended 2026-06-30). Top holdings: TSM (4.39%), AAPL (3.73%), VMBS (3.38%). Among its top 25 positions this quarter: 18 added, 7 trimmed.
| Rank | Ticker | Company | Value | % Portfolio | Shares | Action |
|---|---|---|---|---|---|---|
| 1 | TSM | TAIWAN SEMICONDUCTOR MANUFAC | $30.3M | 4.39% | 63,532 | Trimmed |
| 2 | AAPL | APPLE INC | $25.8M | 3.73% | 89,073 | Added |
| 3 | VMBS | VANGUARD SCOTTSDALE FDS | $23.4M | 3.38% | 499,622 | Added |
| 4 | MU | MICRON TECHNOLOGY INC | $22.7M | 3.29% | 19,686 | Added |
| 5 | GOOGL | ALPHABET INC | $22.7M | 3.28% | 63,546 | Trimmed |
| 6 | IEF | ISHARES TR | $22.1M | 3.20% | 233,761 | Added |
| 7 | JMBS | JANUS DETROIT STR TR | $20.1M | 2.91% | 446,615 | Added |
| 8 | PFF | ISHARES TR | $19.9M | 2.88% | 654,287 | Added |
| 9 | STX | SEAGATE TECHNOLOGY HLDNGS PL | $16.3M | 2.36% | 16,891 | Trimmed |
| 10 | MSFT | MICROSOFT CORP | $16.1M | 2.33% | 43,132 | Added |
| 11 | AMD | ADVANCED MICRO DEVICES INC | $15.9M | 2.31% | 27,450 | Added |
| 12 | SPTS | SPDR SERIES TRUST | $15.3M | 2.21% | 527,316 | Added |
| 13 | JAAA | JANUS DETROIT STR TR | $14.6M | 2.11% | 288,801 | Added |
| 14 | BRKB | BERKSHIRE HATHAWAY INC DEL | $14.5M | 2.09% | 28,886 | Added |
| 15 | GOOG | ALPHABET INC | $11.6M | 1.68% | 32,890 | Trimmed |
| 16 | ASML | ASML HLDG NV | $11.2M | 1.62% | 5,639 | Added |
| 17 | JPM | JPMORGAN CHASE & CO | $10.5M | 1.52% | 32,167 | Added |
| 18 | SNDK | SANDISK CORP | $9.7M | 1.41% | 4,283 | Trimmed |
| 19 | META | META PLATFORMS INC | $9.4M | 1.35% | 16,609 | Trimmed |
| 20 | AMZN | AMAZON COM INC | $9.2M | 1.33% | 38,681 | Added |
| 21 | AVGO | BROADCOM INC | $9.2M | 1.33% | 24,303 | Added |
| 22 | DFUS | DIMENSIONAL ETF TRUST | $8.8M | 1.27% | 107,387 | Trimmed |
| 23 | AMGN | AMGEN INC | $8.6M | 1.25% | 23,819 | Added |
| 24 | RING | ISHARES INC | $8.5M | 1.23% | 132,121 | Added |
| 25 | IGSB | ISHARES TR | $8.4M | 1.21% | 159,641 | Added |
Source: SEC Form 13F filings · as of 2026-06-30
Every position in this 13F-HR, with its change from the prior quarter.
13F holdings, latest quarter
SourceSEC EDGAR13F-HR