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O'brien Greene & Co. Inc.

CIK:0001768635
Investment Adviser
$0 AUM
135 holdings
Media, PA, US
Founded:1969
4 employees
Latest filing:Jun 30, 2025

O'Brien Greene & Co. Inc is a long-established investment advisory firm headquartered in Media, Pennsylvania. Founded in 1969 by G. Davis Greene, the firm was later taken over by Mark O'Brien in 1987 and continues to be led by him. The firm specializes in fiduciary investment management and financial planning, serving a broad range of individual and institutional clients with a personalized approach. It operates with a small team of around 4 employees.

Investment Strategy

O'Brien Greene & Co. Inc utilizes a fiduciary, client-focused approach to investment management and financial planning. The firm emphasizes direct and tailored strategies for both individuals and institutions, based on long-term portfolio management and prudent asset allocation. Their philosophy centers on aligning investment solutions with client goals, risk profiles, and time horizons, with a commitment to transparency, discipline, and careful stewardship of client assets.

Top Buys
F
FLBRFranklin Ftse Brazil Etf
+$9.8M
T
TOI.VTopicus Com Ord Shs
+$4.7M
I
IBKRInteractive Brokers Group Inc
+$3.6M
M
MSFTMicrosoft Corp
+$2.5M
P
PHYSSprott Physical Gold Trust
+$1.4M
Top Sells
F
FTVFortive Corporation
-$5.5M
V
VNTVontier Ord Shs
-$5.2M
A
ADBEAdobe Sys Inc Com
-$4.0M
B
BRK-BBerkshire Hathaway Inc Cl B
-$1.8M
A
AMGNAmgen Inc
-$1.3M

Top Holdings

I
IBKRInteractive Brokers Group Inc
+5.1%$15.6M
B
BRK-BBerkshire Hathaway Inc Cl B
+4.6%$14.0M
P
PHYSSprott Physical Gold Trust
+4.5%$13.7M
A
AAPLApple Computer Inc Com
+3.8%$11.7M
W
WMTWal-Mart Stores
+3.5%$10.8M

Equity Positions (124)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
I
IBKR
Interactive Brokers Group Inc5.11%$15.6M281,689$60.84$55.41+$3.6M
B
BRK-B
Berkshire Hathaway Inc Cl B4.58%$14.0M28,812$257.86$485.77-$1.8M
P
PHYS
Sprott Physical Gold Trust4.48%$13.7M540,386$15.26$25.35+$1.4M
A
AAPL
Apple Computer Inc Com3.84%$11.7M57,188$113.50$205.17-$1.2M
W
WMT
Wal-Mart Stores3.53%$10.8M110,434$41.44$97.78+$654.9K

Industry Allocation

SECURITY BROKERS, DEALERS & FLOTATION COMPANIES
+5.1%
RETAIL-VARIETY STORES
+4.8%
COMMODITY CONTRACTS BROKERS & DEALERS
+4.6%
FIRE, MARINE & CASUALTY INSURANCE
+4.6%
CRUDE PETROLEUM & NATURAL GAS
+3.9%