HARBOR ADVISORY CORP /MA/

CIK 0001100710 · Q1 2026

13F Equity AUM

$332.8M

+0.7% QoQ

Positions

+1 QoQ

AUM Rank

#5,544

Top 45%

Skill Alpha (FF)

-2.4%/yr^ns

No Clear Edge

Rank #5,688 · Top 69%

vs S&P -6.9%/yr (unadj.)

Quarters Tracked

~8 years

Portfolio Concentration

Top 5: 23.1%Top 10: 41.4%Top 20: 67.2%

VOO5.8%

GOOGL4.5%

FTSL4.3%

VGK4.3%

IJH4.1%

VWO3.9%

AMZN3.9%

IJR3.7%

JPIE3.6%

BRK/B3.2%

Others (69)58.6%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Financial Services68.5%

Technology8.5%

Healthcare6.4%

Consumer Cyclical5.3%

Communication Services4.9%

Utilities2.9%

Other3.5%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 79Median: 0.66%Avg: 1.27%

0–0.5%

35(7.3%)

0.5–1%

12(8.0%)

1–3%

20(37.2%)

3–5%

11(41.7%)

5%+

1(5.8%)

Count of positions per weight bucket — (%) = combined portfolio weight

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Portfolio Overlap

Shared: 79Unique: 0vs 20 funds

1.1%Low

Fund positions

7,299

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

Most Similar Funds

Top 9 benchmark funds with highest portfolio overlap (Jaccard similarity)

MORGAN STANLEY

1.5%

BANK OF AMERICA CORP /DE/

1.7%

1.5%

1.7%

2.3%

1.3%

GEODE CAPITAL MANAGEMENT, LLC

VANGUARD CAPITAL MANAGEMENT LLC

VANGUARD PORTFOLIO MANAGEMENT LLC

1.1%

Jaccard similarity per fund: shared CUSIPs / (fund A + fund B − shared). Higher values indicate more similar portfolios.

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Position Changes This Quarter

New4Increased15Decreased37Exited3

New Positions

JPIE3.6%

+263K

ACWI0.1%

+1K

STX0.1%

+527

EDD0.0%

+15K

Increased

IJH4.1%

+61K(+43%)

CSCO2.3%

+56K(+130%)

IBDU1.0%

+24K(+19%)

IJR3.7%

+20K(+25%)

IBDV0.4%

+16K(+34%)

IBDS0.6%

+7K(+9%)

ACWX0.3%

+7K(+97%)

IBDT1.6%

+7K(+3%)

VWO3.9%

+6K(+2%)

MSFT2.5%

+6K(+35%)

Decreased

FLRN1.7%

-53,510(-23%)

BIP2.6%

-13,465(-5%)

GOOGL4.5%

-10,846(-17%)

VB2.6%

-10,647(-24%)

VO2.1%

-10,223(-29%)

DGRO0.4%

-5,174(-21%)

FTSL4.3%

-4,206(-1%)

PFF0.3%

-4,155(-11%)

PFE1.5%

-3,699(-2%)

AAPL3.1%

-3,495(-8%)

Exited

VNQI

-8,745

AXP

-584

LLY

-194

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

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Holdings

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