HARBOR ADVISORY CORP /MA/ — 13F Holdings & Portfolio
CIK 1100710 · latest 13F-HR filed 2026-05-07
HARBOR ADVISORY CORP /MA/ manages $332.8M in 13F-reported U.S. long-equity assets across 79 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are VOO (5.83%), GOOGL (4.52%), FTSL (4.34%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 4 new positions, exited 3, added to 18, and trimmed 27.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$332.8M
Long-equity book
79
Distinct positions
2026-03-31
Filed 2026-05-07
+4 / −3 / ↑18 / ↓27
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- CISCO SYS INC$4.4M +131.2%
- ISHARES TR$4.3M +45.9%
- ISHARES TR$2.8M +29.4%
- EXXON MOBIL CORP$836.1K +54.2%
- CHEVRON CORPORATION$570.3K +35.3%
Top Trims
- ALPHABET INC-$4.7M -23.9%
- VANGUARD INDEX FDS-$3.0M -29.8%
- VANGUARD INDEX FDS-$2.6M -23.0%
- VANGUARD INDEX FDS-$2.2M -10.2%
- AMAZON COM INC-$1.9M -12.8%
New Positions
- J P MORGAN EXCHANGE TRADED F$12.1M
- SEAGATE TECHNOLOGY HLDNGS PL$206.5K
- ISHARES TR$202.4K
- MORGAN STANLEY EMERGING MKTS$76.0K
Exited Positions
- VANGUARD INTL EQUITY INDEX F$400.9K
- AMERICAN EXPRESS CO$216.1K
- ELI LILLY & CO$208.5K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | VANGUARD INDEX FDS | VOO | 922908363 | $19.4M | 5.83% | 32,471 | SH |
| 2 | ALPHABET INC | GOOGL | 02079K305 | $15.0M | 4.52% | 52,301 | SH |
| 3 | FIRST TR EXCHANGE-TRADED FD | FTSL | 33738D309 | $14.4M | 4.34% | 322,007 | SH |
| 4 | VANGUARD INTL EQUITY INDEX F | VGK | 922042874 | $14.2M | 4.26% | 172,160 | SH |
| 5 | ISHARES TR | IJH | 464287507 | $13.8M | 4.14% | 203,872 | SH |
| 6 | VANGUARD INTL EQUITY INDEX F | VWO | 922042858 | $12.9M | 3.89% | 239,540 | SH |
| 7 | AMAZON COM INC | AMZN | 023135106 | $12.9M | 3.87% | 61,875 | SH |
| 8 | ISHARES TR | IJR | 464287804 | $12.2M | 3.68% | 98,493 | SH |
| 9 | J P MORGAN EXCHANGE TRADED F | JPIE | 46641Q159 | $12.1M | 3.64% | 262,618 | SH |
| 10 | BERKSHIRE HATHAWAY INC DEL | BRK.B | 084670702 | $10.6M | 3.18% | 22,097 | SH |
| 11 | APPLE INC | AAPL | 037833100 | $10.3M | 3.09% | 40,542 | SH |
| 12 | ISHARES TR | SOXX | 464287523 | $10.2M | 3.07% | 31,072 | SH |
| 13 | ISHARES TR | IVV | 464287200 | $9.9M | 2.98% | 15,163 | SH |
| 14 | VANGUARD INDEX FDS | VB | 922908751 | $8.8M | 2.63% | 33,449 | SH |
| 15 | BROOKFIELD INFRASTRUCTURE PA | BIP | G16252101 | $8.5M | 2.57% | 236,606 | SH |
| 16 | MICROSOFT CORP | MSFT | 594918104 | $8.2M | 2.45% | 22,020 | SH |
| 17 | ISHARES INC | EEMS | 464286475 | $7.9M | 2.36% | 113,563 | SH |
| 18 | CISCO SYS INC | CSCO | 17275R102 | $7.7M | 2.32% | 99,518 | SH |
| 19 | JOHNSON & JOHNSON | JNJ | 478160104 | $7.3M | 2.18% | 29,674 | SH |
| 20 | VANGUARD INDEX FDS | VO | 922908629 | $7.2M | 2.15% | 24,924 | SH |
| 21 | JPMORGAN CHASE & CO | JPM | 46625H100 | $6.8M | 2.04% | 23,086 | SH |
| 22 | VANGUARD ADMIRAL FDS INC | IVOO | 921932885 | $5.7M | 1.70% | 49,445 | SH |
| 23 | SPDR SERIES TRUST | FLRN | 78468R200 | $5.6M | 1.68% | 181,490 | SH |
| 24 | ISHARES TR | IBDT | 46435U515 | $5.5M | 1.64% | 215,277 | SH |
| 25 | ISHARES TR | SCZ | 464288273 | $5.2M | 1.55% | 65,811 | SH |
| 26 | SPDR INDEX SHS FDS | SPDW | 78463X889 | $5.1M | 1.54% | 112,330 | SH |
| 27 | PFIZER INC | PFE | 717081103 | $5.0M | 1.51% | 178,658 | SH |
| 28 | VANGUARD ADMIRAL FDS INC | VIOO | 921932828 | $4.5M | 1.35% | 38,986 | SH |
| 29 | PEPSICO INC | PEP | 713448108 | $4.1M | 1.22% | 26,175 | SH |
| 30 | SPDR INDEX SHS FDS | SPEM | 78463X509 | $4.0M | 1.22% | 86,327 | SH |
| 31 | ABBVIE INC | ABBV | 00287Y109 | $3.6M | 1.09% | 16,702 | SH |
| 32 | ISHARES TR | IBDU | 46436E205 | $3.5M | 1.04% | 148,903 | SH |
| 33 | MERCK & CO INC | MRK | 58933Y105 | $2.9M | 0.86% | 23,912 | SH |
| 34 | ABBOTT LABORATORIES | ABT | 002824100 | $2.5M | 0.75% | 24,316 | SH |
| 35 | ISHARES TR | IJT | 464287887 | $2.4M | 0.73% | 16,685 | SH |
| 36 | ISHARES TR | EFA | 464287465 | $2.4M | 0.72% | 24,593 | SH |
| 37 | EXXON MOBIL CORP | XOM | 30231G102 | $2.4M | 0.72% | 14,027 | SH |
| 38 | VISA INC | V | 92826C839 | $2.2M | 0.67% | 7,408 | SH |
| 39 | SPDR SERIES TRUST | XSD | 78464A862 | $2.2M | 0.67% | 6,864 | SH |
| 40 | CHEVRON CORPORATION | CVX | 166764100 | $2.2M | 0.66% | 10,556 | SH |
| 41 | ISHARES TR | IBDS | 46435UAA9 | $2.0M | 0.61% | 83,433 | SH |
| 42 | SCHWAB STRATEGIC TR | FNDE | 808524730 | $1.9M | 0.56% | 48,443 | SH |
| 43 | ISHARES TR | EEM | 464287234 | $1.8M | 0.55% | 32,039 | SH |
| 44 | STATE STR SPDR S&P MIDCAP 40 | MDY | 78467Y107 | $1.7M | 0.51% | 2,743 | SH |
| 45 | LOWES COS INC | LOW | 548661107 | $1.7M | 0.50% | 6,995 | SH |
| 46 | ISHARES TR | IBDR | 46435GAA0 | $1.6M | 0.49% | 67,891 | SH |
| 47 | HOME DEPOT INC | HD | 437076102 | $1.6M | 0.47% | 4,788 | SH |
| 48 | MCDONALDS CORP | MCD | 580135101 | $1.4M | 0.42% | 4,532 | SH |
| 49 | ISHARES TR | IBDV | 46436E726 | $1.4M | 0.41% | 63,049 | SH |
| 50 | ISHARES TR | DGRO | 46434V621 | $1.4M | 0.41% | 19,323 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-07 | $332.8M | 79 | 0001765380-26-000184 |
| 2025-12-31 | 2026-02-06 | $330.6M | 78 | 0001765380-26-000072 |