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Guinness Atkinson Asset Management Inc.

CIK:0001409765
Asset Manager
$10B AUM
84 holdings
Pasadena, CA, United States
Founded:2002
25 employees
Latest filing:Jun 30, 2025

Guinness Atkinson Asset Management Inc is an independent SEC-registered investment adviser headquartered in Pasadena, California, United States. The firm was founded in 2002 by Tim Guinness and Jim Atkinson as a spin-out leveraging expertise from both London and US operations of Guinness Flight. With a small team of fewer than 25 employees, the firm manages a range of innovative equity mutual funds and ETFs for individual and institutional investors, focusing on themes such as energy, innovation, and emerging Asian markets.

Investment Strategy

Guinness Atkinson Asset Management focuses on innovative, active, and value-oriented equity strategies. Its investment philosophy centers on capitalizing on global trends, sustainable energy, and transformative innovation. The firm manages long-only equity funds, combining bottom-up research with a focus on consistent quality, superior return on capital, and resilient companies that can thrive through economic cycles. Their funds often emphasize high return on equity, dividend growth, and exposure to secular global changes in sectors like energy, technology, and emerging markets.

Top Buys
T
TSMTAIWAN SEMICONDUCTOR MFG LTD
+$2.2M
A
APHAMPHENOL CORP NEW
+$2.2M
N
NVDANVIDIA CORPORATION
+$1.9M
M
MSFTMICROSOFT CORP
+$1.6M
K
KLACKLA CORP
+$1.3M
Top Sells
T
TMOTHERMO FISHER SCIENTIFIC INC
-$1.4M
A
AAPLAPPLE INC
-$853.1K
R
ROPROPER TECHNOLOGIES INC
-$702.7K
V
VVISA INC
-$470.0K
M
MAMASTERCARD INCORPORATED
-$385.7K

Top Holdings

T
TSMTAIWAN SEMICONDUCTOR MFG LTD
+5.1%$9.8M
A
APHAMPHENOL CORP NEW
+4.9%$9.4M
N
NVDANVIDIA CORPORATION
+4.4%$8.4M
N
NFLXNETFLIX INC
+4.4%$8.3M
M
MSFTMICROSOFT CORP
+4.3%$8.1M

Equity Positions (84)

TickerSecurityWeightMarket ValueSharesAvg CostPriceChange (QoQ)
T
TSM
TAIWAN SEMICONDUCTOR MFG LTD5.13%$9.8M43,166$116.55$226.49+$2.2M
A
APH
AMPHENOL CORP NEW4.93%$9.4M95,178$37.47$98.75+$2.2M
N
NVDA
NVIDIA CORPORATION4.40%$8.4M53,150$2.91$157.99+$1.9M
N
NFLX
NETFLIX INC4.37%$8.3M6,224$709.27$1339.13+$1.3M
M
MSFT
MICROSOFT CORP4.27%$8.1M16,357$152.08$497.41+$1.6M

Industry Allocation

SEMICONDUCTORS & RELATED DEVICES
+15.6%
SERVICES-PREPACKAGED SOFTWARE
+14.3%
INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL
+9.3%
SERVICES-COMPUTER PROGRAMMING, DATA PROCESSING, ETC.
+7.9%
SERVICES-BUSINESS SERVICES, NEC
+7.9%