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Great Diamond Partners, LLC

CIK:0001801112
Investment Adviser
$613M AUM
225 holdings
Portland, ME, US
Founded:2019
10 employees
Latest filing:Sep 30, 2025

Great Diamond Partners, LLC is an independent, locally owned wealth management and registered investment advisor (RIA) headquartered in Portland, Maine. Founded in 2019, the firm employs approximately 8-10 professionals and serves individuals, high net worth clients, fiduciaries, and charitable organizations with comprehensive financial planning and discretionary investment management. The team emphasizes personal, client-focused service, distinguished by their local roots, transparency, and fiduciary responsibility.

Investment Strategy

Great Diamond Partners provides comprehensive financial planning and investment management, utilizing a discretionary approach to portfolio construction tailored to individual and high-net-worth clients. The firm emphasizes long-term, risk-managed strategies, integrating market research and client goals to optimize portfolios and reach financial objectives. Their philosophy centers on transparency, fee-only advising, and a fiduciary duty to act in clients' best interests, never accepting commissions from product recommendations.

Top Buys
I
IEFAISHARES TR
+$10.7M
P
PYLDPIMCO ETF TR
+$6.5M
V
VTIVANGUARD INDEX FDS
+$3.0M
S
SOCLGLOBAL X FDS
+$2.5M
T
TPRTAPESTRY INC
+$2.4M
Top Sells
F
FTGCFIRST TR EXCHANGE TRAD FD VI
-$7.8M
M
MLPXGLOBAL X FDS
-$2.1M
A
APOAPOLLO GLOBAL MGMT INC
-$1.7M
A
AGZISHARES TR
-$1.6M
I
IBDRISHARES TR
-$1.0M

Top Holdings

I
IEFAISHARES TR
+6.7%$34.4M
I
IWVISHARES TR
+5.6%$29.0M
V
VTIVANGUARD INDEX FDS
+5.6%$29.0M
S
SPYSPDR S&P 500 ETF TR
+3.0%$15.7M
M
MSFTMICROSOFT CORP
+3.0%$15.5M

Equity Positions (225)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
I
IEFA
ISHARES TR6.67%$34.4M393,989$71.60$87.31+$10.7M
I
IWV
ISHARES TR5.63%$29.0M76,626$191.33$378.94+$1.6M
V
VTI
VANGUARD INDEX FDS5.63%$29.0M88,473$176.05$328.17+$3.0M
S
SPY
SPDR S&P 500 ETF TR3.04%$15.7M23,494$523.22$666.18+$1.3M
M
MSFT
MICROSOFT CORP3.00%$15.5M29,872$245.72$517.95+$350.5K

Industry Allocation

SERVICES-PREPACKAGED SOFTWARE
+5.1%
SEMICONDUCTORS & RELATED DEVICES
+3.2%
SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC.
+3.0%
SOAP, DETERGENTS, CLEANG PREPARATIONS, PERFUMES, COSMETICS
+2.7%
PHARMACEUTICAL PREPARATIONS
+2.5%