HARBOR ADVISORY CORP /MA/

CIK 1100710 · View on SEC EDGAR ↗

Portfolio value
$373.7M
#4,536 of 9,443 by 13F value · top 48.0%
Positions
82
As of
June 30, 2026

Portfolio value QoQ: +12.3% 13F does not disclose cash

Top 10 holdings weight
42.48%
Top 25 holdings weight
76.38%
Positions above 1%
32
Effective number of positions
35.5

Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)

Turnover Q2 2026: 5.22% Est. buys $21,828,851 · sells $18,437,510

Median holding: 7.0 quarters Tracked Q4 2024–Q2 2026 · 79.6% still held

New positions
7
Increased
18
Decreased
24
Closed
4
On this page

Sector breakdown

Technology
6.4%
Healthcare
5.6%
Communication Services
4.9%
Retail
4.7%
Communications
2.7%
Utilities
2.5%
Financials
2.4%
Consumer Staples
1.2%
Energy
0.9%
Financial Services
0.6%
Industrials
0.4%
Consumer Discretionary
0.3%
Consumer products
0.3%
Other/Unmapped
66.8%

Full portfolio 82 positions

Type Streak 8Q trend
VOO $20,432,598 5.47% 29,750 $1,029,552 Down ×6
IJH $17,660,735 4.73% 229,033 $3,893,259 Up ×2
GOOGL Alphabet Inc. - Class A Common Stock $17,022,963 4.55% 47,634 $1,983,287 Down ×4
VGK $15,730,902 4.21% 177,670 $1,539,753 Up ×2
IJR $15,375,743 4.11% 103,673 $3,132,078 Up ×2
VWO $14,954,136 4.00% 250,530 $2,006,999 Up ×2
FTSL First Trust Senior Loan Fund $14,697,869 3.93% 328,444 $271,955 Up ×1
AMZN Amazon.com, Inc. - Common Stock $14,488,689 3.88% 60,790 $1,601,983 Down ×5
JPIE $14,247,317 3.81% 309,388 $2,148,506 Up ×1
BRKB $14,146,025 3.79% 28,270 $3,557,143 Up ×1
SOXX SOXX $12,036,677 3.22% 18,785 $1,824,553 Down ×4
AAPL Apple Inc. - Common Stock $11,427,694 3.06% 39,493 $1,138,540 Down ×6
IVV $11,159,210 2.99% 14,901 $1,254,587 Down ×4
CSCO Cisco Systems, Inc. - Common Stock $10,198,582 2.73% 86,826 $2,476,980 Down ×1
VB $9,343,068 2.50% 30,823 $582,106 Down ×2
EEMS $8,824,565 2.36% 116,281 $968,277 Up ×2
BIP Brookfield Infrastructure Partners LP Limited Partnership Units $8,737,385 2.34% 239,446 $191,176 Up ×1
MSFT Microsoft Corporation - Common Stock $8,486,387 2.27% 22,750 $335,063 Up ×2
VO $7,802,721 2.09% 96,844 $645,047 Up ×1
JNJ Johnson & Johnson Common Stock $7,344,587 1.97% 28,919 $91,047 Down ×6
JPM JP Morgan Chase & Co. Common Stock $7,264,107 1.94% 22,192 $473,129 Down ×6
IVOO $6,447,628 1.73% 49,445 $795,076
IBDT $6,125,069 1.64% 242,577 $672,103 Up ×4
SCZ iShares MSCI EAFE Small-Cap ETF $5,828,418 1.56% 70,845 $668,177 Up ×2
SPDW $5,660,309 1.51% 112,330 $532,444
FLRN $5,456,285 1.46% 176,865 $-129,977 Down ×3
VIOO $5,274,109 1.41% 38,346 $797,347 Down ×1
SPEM $4,470,012 1.20% 86,327 $420,412
PFE Pfizer, Inc. Common Stock $4,118,354 1.10% 171,028 $-898,363 Down ×4
ABBV AbbVie Inc. Common Stock $4,116,075 1.10% 16,357 $483,557 Down ×6
XSD $3,976,088 1.06% 6,375 $1,737,600 Down ×2
IBDU $3,817,115 1.02% 164,815 $353,631 Up ×3
PEP PepsiCo, Inc. - Common Stock $3,449,315 0.92% 25,475 $-615,401 Down ×3
MRK Merck & Company, Inc. Common Stock (new) $3,072,692 0.82% 23,912 $196,318
IJT iShares S&P SmallCap 600 Growth ETF $2,979,941 0.80% 16,685 $565,455
EFA $2,554,721 0.68% 24,593 $166,003
IBDS $2,442,175 0.65% 100,833 $419,759 Up ×4
ABT Abbott Laboratories Common Stock $2,206,434 0.59% 24,316 $-290,090
EEM $2,191,788 0.59% 32,039 $372,293
V Visa Inc. $2,118,581 0.57% 6,175 $-120,413 Down ×3
MDY $1,929,262 0.52% 2,743 $237,489
FNDE $1,922,218 0.51% 48,443 $68,789
IBDV $1,776,896 0.48% 81,509 $396,753 Up ×2
XOM Exxon Mobil Corporation Common Stock $1,751,657 0.47% 12,812 $-628,164 Down ×1
HD Home Depot, Inc. (The) Common Stock $1,688,632 0.45% 4,788 $113,907
CVX Chevron Corporation Common Stock $1,649,478 0.44% 9,951 $-534,558 Down ×3
IBDR $1,644,999 0.44% 67,891 $-679
LOW Lowe's Companies, Inc. Common Stock $1,542,328 0.41% 6,995 $-110,451
MU Micron Technology, Inc. - Common Stock $1,505,194 0.40% 1,304 Up ×1
DGRO $1,421,517 0.38% 18,756 $65,429 Down ×5
GOOG Alphabet Inc. - Class C Capital Stock $1,413,320 0.38% 4,000 $98,067 Down ×5
MCD McDonald's Corporation Common Stock $1,225,045 0.33% 4,532 $-183,455
PG Procter & Gamble Company (The) Common Stock $1,208,607 0.32% 8,242 $-53,221 Down ×2
BAC Bank of America Corporation Common Stock $1,162,962 0.31% 20,410 $167,974
ACWX iShares MSCI ACWI ex U.S. ETF $1,118,817 0.30% 14,700 $174,273 Up ×3
RSP $1,107,468 0.30% 5,205 $108,524
IBM International Business Machines Corporation Common Stock $909,996 0.24% 3,236 $125,622
AMAT Applied Materials, Inc. - Common Stock $831,450 0.22% 1,150 $438,391
BIPC Brookfield Infrastructure Corporation Brookfield Infrastructure Corporation $733,852 0.20% 19,061 $-19,429
PFF iShares Preferred and Income Securities ETF $727,430 0.19% 23,858 $-264,974 Down ×3
VTI $716,027 0.19% 1,935 $31,098 Down ×6
IBDW $651,729 0.17% 31,273 Up ×1
GE GE Aerospace Common Stock $645,805 0.17% 1,728 $155,450
HFWA Heritage Financial Corporation - Common Stock $608,691 0.16% 20,550 Up ×1
SPY SPY $592,935 0.16% 794 $76,565
KO Coca-Cola Company (The) Common Stock $576,367 0.15% 7,092 $37,020
XSOE $528,439 0.14% 10,745 $97,564
ASML ASML Holding N.V. - New York Registry Shares $511,286 0.14% 257 $171,833
GEV GE Vernova Inc. Common Stock $502,840 0.13% 428 $129,239
PM Philip Morris International Inc Common Stock $406,907 0.11% 2,249 $35,020
GWW W.W. Grainger, Inc. Common Stock $346,902 0.09% 255 $68,745
SPYM $345,896 0.09% 3,936 $44,635
IEMG $315,620 0.08% 3,810 $49,872
TDIV First Trust NASDAQ Technology Dividend Index Fund $287,200 0.08% 2,500 $53,050
INTC Intel Corporation - Common Stock $261,806 0.07% 1,875 Up ×1
SCHD $241,820 0.06% 7,626 $7,854
ACWI iShares MSCI ACWI ETF $234,827 0.06% 1,496 $32,392 Up ×1
LLY Eli Lilly and Company Common Stock $232,689 0.06% 194
IEFA $227,156 0.06% 2,352 $14,229
IWN $226,509 0.06% 1,024 Up ×1
MO Altria Group, Inc. $212,537 0.06% 2,954 Up ×1
EDD Morgan Stanley Emerging Markets Domestic Debt Fund, Inc. Common Stock $88,200 0.02% 15,000 $12,150

Conviction holdings

Positions increased for 3+ consecutive quarters.

Share counts are as reported in 13F filings (not split-adjusted)

Security Value % of portfolio Streak
IBDT $6,125,069 1.64% up ×4
IBDU $3,817,115 1.02% up ×3
IBDS $2,442,175 0.65% up ×4
ACWX $1,118,817 0.30% up ×3

Biggest new bets

New positions opened this quarter, largest first.

Security Value Shares % of portfolio
MU $1,505,194 1,304 0.40%
IBDW $651,729 31,273 0.17%
HFWA $608,691 20,550 0.16%
INTC $261,806 1,875 0.07%
LLY $232,689 194 0.06%
IWN $226,509 1,024 0.06%
MO $212,537 2,954 0.06%

Top movers (QoQ)

Security Action Shares Δ Value Δ
IJH Bought more +25K +$3.9M
BRKB Bought more +6K +$3.6M
IJR Bought more +5K +$3.1M
CSCO Trimmed -13K +$2.5M
JPIE Bought more +47K +$2.1M
VWO Bought more +11K +$2.0M
GOOGL Trimmed -5K +$2.0M
SOXX Trimmed -12K +$1.8M
XSD Trimmed -489 +$1.7M
AMZN Trimmed -1K +$1.6M

Exited positions

Includes corporate events (mergers, delistings) — not all exits are sells

Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.

SecurityQuarter Shares before Value before Price since exit
SRLN June 30, 2025 140,057 $5,760,544 No longer tracked
TMO June 30, 2025 11,201 $5,573,618 52.8%
IBDQ Dec. 31, 2025 162,106 $4,083,450 No longer tracked
XBI June 30, 2025 29,384 $2,383,042 No longer tracked
HYBL June 30, 2025 76,082 $2,139,426 No longer tracked
IBB June 30, 2025 11,761 $1,504,232 68.6%
ENB March 31, 2025 33,215 $1,409,213 15.4%
NVDA Dec. 31, 2025 4,710 $878,792 17.5%
DIS Sept. 30, 2025 5,246 $650,556 -5.7%
IWF June 30, 2026 1,050 $447,720 No longer tracked
VNQI March 31, 2026 8,745 $400,871
AVGO June 30, 2026 1,169 $361,817 -3.6%
WY Sept. 30, 2025 11,405 $292,994 -0.3%
META Dec. 31, 2025 359 $263,642 -17.2%
EMR Dec. 31, 2025 1,832 $240,322 17.1%
VNQ June 30, 2026 2,539 $225,209 No longer tracked
CRM March 31, 2025 671 $224,335 -23.4%
AXP March 31, 2026 584 $216,051 10.6%
NOW March 31, 2025 199 $210,964 -18.6%
COST Dec. 31, 2025 227 $210,118 8.7%
LLY March 31, 2026 194 $208,488 37.9%
STX June 30, 2026 527 $206,458 -13.2%
ASML March 31, 2025 295 $204,459 164.6%