Great Diamond Partners, LLC

CIK 0001801112 · Q1 2026

13F Equity AUM

$519.5M

-0.0% QoQ

Positions

228

+1 QoQ

AUM Rank

#4,220

Top 34%

Skill Alpha (FF)

-1.7%/yr^ns

No Clear Edge

Rank #4,714 · Top 57%

vs S&P -4.8%/yr (unadj.)

Quarters Tracked

~6 years

Portfolio Concentration

Top 5: 20.1%Top 10: 30.0%Top 20: 43.7%

VTI5.3%

IWV5.2%

IEFA4.9%

VXF2.4%

AGGH2.2%

PG2.2%

AVEM2.0%

MSFT2.0%

DFAI2.0%

HGER1.7%

Others (218)70.0%

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

Sector Allocation

Financial Services59.0%

Technology10.9%

Healthcare6.3%

Industrials6.0%

Consumer Cyclical4.5%

Consumer Defensive3.1%

Communication Services2.9%

Energy2.8%

Other4.4%

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

Position Sizing

Positions: 228Median: 0.19%Avg: 0.44%

0–0.5%

167(27.9%)

0.5–1%

37(24.1%)

1–3%

21(32.6%)

3–5%

1(4.9%)

5%+

2(10.5%)

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

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Portfolio Overlap

Shared: 226Unique: 2vs 20 funds

3.1%Low

228

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

4.3%

BANK OF AMERICA CORP /DE/

4.8%

4.3%

4.9%

6.4%

4.5%

VANGUARD CAPITAL MANAGEMENT LLC

4.1%

GEODE CAPITAL MANAGEMENT, LLC

VANGUARD PORTFOLIO MANAGEMENT LLC

4.8%

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

New27Increased87Decreased105Exited26

New Positions

DFAI2.0%

+267K

HGER1.7%

+282K

DYNF1.4%

+121K

SPHY0.7%

+144K

LVS0.6%

+54K

TAN0.5%

+50K

XOP0.5%

+15K

XME0.5%

+25K

XTL0.5%

+14K

SMH0.5%

+7K

Increased

AGGH2.2%

+88K(+18%)

PYLD1.5%

+48K(+19%)

IBDR0.8%

+34K(+24%)

IBDT1.1%

+33K(+18%)

SJNK0.6%

+23K(+22%)

T0.3%

+22K(+81%)

IBTG0.2%

+20K(+107%)

IBTH0.2%

+20K(+88%)

IBTI0.2%

+19K(+107%)

IBDS0.8%

+18K(+12%)

Decreased

SPY0.4%

-19,945(-87%)

ORCL0.3%

-14,192(-59%)

VUG1.4%

-13,968(-46%)

EQT0.1%

-12,298(-64%)

ETN0.2%

-9,025(-80%)

IEFA4.9%

-6,093(-2%)

XLG0.1%

-5,502(-30%)

ACN0.2%

-5,373(-54%)

IEMG0.1%

-4,628(-47%)

WMT0.3%

-4,112(-23%)

Exited

-105,319

-133,297

-15,093

-16,587

-30,768

-46,397

-35,673

-19,459

-23,365

-9,546

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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