Harbor Advisory Corp reported 37 positions worth $138.13M for the quarter ended Jun 30, 2026, up 10.3% on the prior quarter. It opened 5 new positions, added to 3, trimmed 14 and exited 2. Its largest holding is Alphabet Inc. at 12.3% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| BRK-B Berkshire Hathaway Inc | +6,173 | +27.9% | $3.09M | 10.24% |
| MU Micron Technology Inc | +1,304 | – | $1.51M | 1.09% |
| HFWA Heritage Financial Corp | +20.6K | – | $608.69K | 0.441% |
| MSFT Microsoft Corp | +730 | +3.3% | $272.31K | 6.14% |
| INTC Intel Corp | +1,875 | – | $261.81K | 0.19% |
| LLY ELI LILLY & Co | +194 | – | $232.69K | 0.168% |
| MO Altria Group, Inc. | +2,954 | – | $212.54K | 0.154% |
| BIP Brookfield Infrastructure Partners L.P. | +2,840 | +1.2% | $103.63K | 6.33% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| GOOGL Alphabet Inc. | -4,667 | -8.9% | $1.67M | 12.32% |
| CSCO Cisco Systems, Inc. | -12.7K | -12.8% | $1.49M | 7.38% |
| V Visa Inc. | -1,233 | -16.6% | $423.03K | 1.53% |
| AVGO Broadcom Inc. | -1,169 | -100.0% | $361.82K | Exited |
| AAPL Apple Inc. | -1,049 | -2.6% | $303.54K | 8.27% |
| JPM Jpmorgan Chase & Co | -894 | -3.9% | $292.63K | 5.26% |
| AMZN Amazon Com Inc | -1,085 | -1.8% | $258.60K | 10.49% |
| GOOG Alphabet Inc. | -585 | -12.8% | $206.70K | 1.02% |
| STX Seagate Technology Holdings plc | -527 | -100.0% | $206.46K | Exited |
| JNJ Johnson & Johnson | -755 | -2.5% | $191.75K | 5.32% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | GOOGL Alphabet Inc. | Technology | 47.6K | $17.02M | 12.32% | -4,667 | -8.9% | Reduced | 0% |
| 2 | AMZN Amazon Com Inc | Consumer Discretionary | 60.8K | $14.49M | 10.49% | -1,085 | -1.8% | Reduced | 0% |
| 3 | BRK-B Berkshire Hathaway Inc | Financial Services | 28.3K | $14.15M | 10.24% | +6,173 | +27.9% | Added | 0% |
| 4 | AAPL Apple Inc. | Technology | 39.5K | $11.43M | 8.27% | -1,049 | -2.6% | Reduced | 0% |
| 5 | CSCO Cisco Systems, Inc. | Technology | 86.8K | $10.20M | 7.38% | -12.7K | -12.8% | Reduced | 0% |
| 6 | BIP Brookfield Infrastructure Partners L.P. | Industrials | 239.4K | $8.74M | 6.33% | +2,840 | +1.2% | Added | 0.04% |
| 7 | MSFT Microsoft Corp | Technology | 22.8K | $8.49M | 6.14% | +730 | +3.3% | Added | 0% |
| 8 | JNJ Johnson & Johnson | Healthcare | 28.9K | $7.34M | 5.32% | -755 | -2.5% | Reduced | 0% |
| 9 | JPM Jpmorgan Chase & Co | Financial Services | 22.2K | $7.26M | 5.26% | -894 | -3.9% | Reduced | 0% |
| 10 | PFE Pfizer Inc | Healthcare | 171.0K | $4.12M | 2.98% | -7,630 | -4.3% | Reduced | 0% |
| 11 | ABBV AbbVie Inc. | Healthcare | 16.4K | $4.12M | 2.98% | -345 | -2.1% | Reduced | 0% |
| 12 | PEP Pepsico Inc | Consumer Staples | 25.5K | $3.45M | 2.5% | -700 | -2.7% | Reduced | 0% |
| 13 | MRK Merck & Co., Inc. | Healthcare | 23.9K | $3.07M | 2.22% | 0 | 0.0% | Unchanged | 0% |
| 14 | ABT Abbott Laboratories | Healthcare | 24.3K | $2.21M | 1.6% | 0 | 0.0% | Unchanged | 0% |
| 15 | V Visa Inc. | Financial Services | 6,175 | $2.12M | 1.53% | -1,233 | -16.6% | Reduced | 0% |
Tip. Select a row to see that position’s full history at Harbor Advisory.
As of its Q2 2026 13F filing, Harbor Advisory Corp’s five largest positions were Alphabet Inc. (GOOGL) at 12.3%, Amazon Com Inc (AMZN) at 10.5%, Berkshire Hathaway Inc (BRK-B) at 10.2%, Apple Inc. (AAPL) at 8.3%, Cisco Systems, Inc. (CSCO) at 7.4% of the reported portfolio.
Harbor Advisory Corp reported a 13F portfolio worth $138.13M across 37 positions for Q2 2026. That is up 10.3% from the previous quarter.
Its largest purchases by value were Berkshire Hathaway Inc ($3.09M), Micron Technology Inc ($1.51M), Heritage Financial Corp ($608.69K). It opened 5 new positions.
Its largest sales by value were Alphabet Inc. ($1.67M), Cisco Systems, Inc. ($1.49M), Visa Inc. ($423.03K). It exited 2 positions entirely.
From the Form 13F-HR reports Harbor Advisory Corp files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.