Guinness Atkinson Asset Management Inc

In its 13F for Q1 2025 (holdings as of March 31, 2025, filed May 12, 2025), Guinness Atkinson Asset Management Inc reported 85 stock positions worth $179.5 million. Its top holding was Mastercard Class A (MA) at 4.3% of the portfolio, followed by Visa Class A (V, 4.3%) and Taiwan Semiconductor-SP ADR (TSM, 4.2%). Compared with Q4 2024, it opened 1 new position, sold out of 1, added to 10 and reduced 71. The biggest buy was a new position in Carlisle Cos (CSL) and the biggest sale Nvidia (NVDA, shares −5%).

Most Recent 13F
Q2 2026
Location
PASADENA, CA
CIK
0001409765
Portfolio Value
$179.5M (Q1 2025)
SEC Filing
0001085146-25-002949 ↗ filed May 12, 2025

Holdings Value

0$50.0M$100.0M$150.0M$200.0M$250.0M Q1 2024: $212.9M Q1 2024 Q2 2024: $204.3M Q2 2024 Q3 2024: $205.6M Q3 2024 Q4 2024: $196.1M Q4 2024 Q1 2025: $179.5M $179.5M Q1 2025 Q2 2025: $190.7M Q2 2025 Q3 2025: $210.5M Q3 2025 Q4 2025: $212.3M Q4 2025 Q1 2026: $200.2M Q1 2026 Q2 2026: $223.1M Q2 2026

Holdings 85 stocks · $179.5M
MA Mastercard Inc. Class A 4.30% 14,091 $7.7M Reduce -4.6%
V Visa Inc. Class A 4.28% 21,904 $7.7M Reduce -4.6%
TSM Taiwan Semiconductor-SP ADR 4.22% 45,652 $7.6M Reduce -6.2%
ICE Intercontinental Exchange Inc. 4.08% 42,422 $7.3M Reduce -4.6%
APH Amphenol Corp. Class A 4.03% 110,256 $7.2M Add +4.0%
NFLX Netflix Inc. 3.92% 7,549 $7.0M Reduce -4.6%
AME Ametek Inc. 3.70% 38,570 $6.6M Reduce -4.6%
MSFT Microsoft Corp. 3.65% 17,437 $6.5M Reduce -3.9%
NVDA Nvidia Corp. 3.63% 60,167 $6.5M Reduce -5.0%
ROP Roper Technologies Inc. 3.59% 10,935 $6.4M Reduce -4.6%
META Meta Platforms Inc. Class A 3.58% 11,149 $6.4M Reduce -4.6%
INTU Intuit Inc. 3.54% 10,358 $6.4M Reduce -4.6%
AMZN Amazon.com Inc. 3.49% 32,931 $6.3M Reduce -4.6%
KLAC KLA Corp. 3.34% 8,818 $6.0M Reduce -4.6%
AAPL Apple Inc. 3.30% 26,651 $5.9M Reduce -4.6%
GOOGL Alphabet Inc. Class A 3.14% 36,484 $5.6M Reduce -4.6%
TMO Thermo Fisher Scientific Inc. 3.09% 11,151 $5.5M Reduce -4.6%
LRCX Lam Research Corp. 3.03% 74,920 $5.4M Reduce -4.6%
AMAT Applied Materials Inc. 2.95% 36,446 $5.3M Reduce -5.0%
CRM Salesforce Inc. 2.94% 19,666 $5.3M Reduce -4.6%
DHR Danaher Corp. 2.90% 25,380 $5.2M Reduce -4.6%
ADBE Adobe Inc. 2.78% 12,989 $5.0M Reduce -4.6%
NTES Netease Inc.-ADR 0.91% 15,933 $1.6M Add +6.5%
AVGO Broadcom Inc. 0.82% 8,788 $1.5M Reduce -23.6%
AFL Aflac Inc. 0.80% 12,963 $1.4M Reduce -2.4%
JD Jd.com Inc.-ADR 0.74% 32,438 $1.3M Reduce -8.5%
MDLZ Mondelez International Inc. Class A 0.72% 19,028 $1.3M Add +21.2%
ABBV Abbvie Inc. 0.69% 5,900 $1.2M Reduce -13.3%
CME Cme Group Inc. 0.69% 4,642 $1.2M Reduce -4.0%
OTIS Otis Worldwide Corp. 0.67% 11,587 $1.2M Add +3.6%
JNJ Johnson & Johnson 0.67% 7,210 $1.2M Reduce -1.4%
AJG Arthur J Gallagher & Co. filed as GALLAGHER ARTHUR J & CO 0.67% 3,463 $1.2M Reduce -22.2%
KO The Coca-Cola Co. 0.67% 16,675 $1.2M Add +7.5%
PAYX Paychex Inc. 0.65% 7,606 $1.2M Reduce -10.0%
PEP Pepsico Inc. 0.65% 7,744 $1.2M Add +25.5%
PG The Procter & Gamble Co. 0.63% 6,676 $1.1M Add +4.4%
TXN Texas Instruments Inc. 0.62% 6,170 $1.1M Add +15.4%
CSCO Cisco Systems Inc. 0.61% 17,836 $1.1M Reduce -22.2%
BIDU Baidu Inc. - Spon ADR 0.61% 11,910 $1.1M No change
BLK BlackRock Inc. 0.60% 1,139 $1.1M Reduce -8.4%
ITW Illinois Tool Works 0.60% 4,345 $1.1M Reduce -2.8%
NEE Nextera Energy Inc. 0.54% 13,749 $975K Reduce -10.9%
EMR Emerson Electric Co. 0.54% 8,833 $968K Reduce -7.0%
BABA Alibaba Group Holding-SP ADR 0.49% 6,620 $875K No change
HUBB Hubbell Inc. 0.45% 2,446 $809K Reduce -8.2%
ITRI Itron Inc. 0.42% 7,152 $749K Reduce -17.0%
ORA Ormat Technologies Inc. 0.40% 10,072 $713K Reduce -14.8%
CVX Chevron Corp. 0.34% 3,622 $606K Reduce -7.2%
XOM Exxon Mobil Corp. 0.31% 4,706 $560K Reduce -4.6%
ON On Semiconductor 0.31% 13,693 $557K Reduce -9.2%
IBP Installed Building Products 0.29% 3,038 $521K Reduce -18.1%
CSL Carlisle Cos Inc. 0.29% 1,526 $520K New
OC Owens Corning 0.29% 3,600 $514K Reduce -28.3%
FSLR First Solar Inc. 0.26% 3,759 $475K Reduce -8.2%
COP Conocophillips 0.25% 4,312 $453K Reduce -4.6%
KMI Kinder Morgan Inc. 0.23% 14,661 $418K Reduce -4.6%
SU Suncor Energy Inc. 0.23% 10,744 $416K Reduce -4.6%
VLO Valero Energy Corp. 0.22% 3,004 $397K Reduce -4.6%
IMO Imperial Oil Ltd. 0.22% 5,387 $389K Reduce -4.6%
EOG EOG Resources Inc. 0.21% 2,915 $374K Reduce -4.6%
ENB Enbridge Inc. 0.20% 8,179 $362K Reduce -4.6%
ATHM Autohome Inc.-ADR 0.19% 12,300 $341K No change
CNQ Canadian Natural Resources 0.19% 10,981 $338K Reduce -4.6%
FANG Diamondback Energy Inc. 0.18% 2,055 $329K Reduce -4.6%
SLB SLB Ltd. filed as SCHLUMBERGER LTD 0.18% 7,586 $317K Reduce -4.6%
ENPH Enphase Energy Inc. 0.17% 4,890 $303K Add +9.5%
THRM Gentherm Inc. 0.16% 10,922 $292K Reduce -27.8%
BKR Baker Hughes Co. 0.16% 6,517 $286K Reduce -4.6%
GOOG Alphabet Inc. Class C 0.16% 1,792 $280K Reduce -12.5%
PWR Quanta Services Inc. 0.15% 1,087 $276K Reduce -12.5%
DVN Devon Energy Corp. 0.15% 7,157 $268K Reduce -4.6%
TSLA Tesla Inc. 0.15% 1,024 $265K Reduce -12.5%
CVE Cenovus Energy Inc. 0.15% 18,759 $261K Reduce -4.6%
CSIQ Canadian Solar Inc. 0.14% 29,878 $258K Reduce -7.2%
HAL Halliburton Co. 0.14% 9,809 $249K Reduce -4.6%
ADI Analog Devices Inc. 0.13% 1,197 $241K Reduce -12.5%
QCOM Qualcomm Inc. 0.12% 1,345 $207K Add +64.6%
AMRC Ameresco Inc. Class A 0.11% 16,003 $193K Reduce -5.4%
DAN Dana Inc. 0.09% 11,508 $153K Reduce -12.5%
POWI Power Integrations Inc. 0.08% 3,003 $152K Reduce -12.5%
SWKS Skyworks Solutions Inc. 0.07% 1,897 $123K Reduce -12.5%
DAR Darling Ingredients Inc. 0.06% 3,472 $108K Reduce -12.5%
MBLY Mobileye Global Inc. Class A 0.05% 6,090 $88K Reduce -12.5%
HOS Hornbeck Offshore Services I filed as HELIX ENERGY SOLUTIONS GRP I 0.05% 9,762 $81K Reduce -4.6%
SEDG Solaredge Technologies Inc. 0.00% 496 $8K Reduce -85.1%

Portfolio Sells Q4 2024 → Q1 2025
NVDA Nvidia Corp. Reduce -5.0% 3.63% −0.70
TSM Taiwan Semiconductor-SP ADR Reduce -6.2% 4.22% −0.68
CRM Salesforce Inc. Reduce -4.6% 2.94% −0.58
GOOGL Alphabet Inc. Class A Reduce -4.6% 3.14% −0.55
AVGO Broadcom Inc. Reduce -23.6% 0.82% −0.54
AMZN Amazon.com Inc. Reduce -4.6% 3.49% −0.37
ADBE Adobe Inc. Reduce -4.6% 2.78% −0.31
AAPL Apple Inc. Reduce -4.6% 3.30% −0.27
MSFT Microsoft Corp. Reduce -3.9% 3.65% −0.25
AMAT Applied Materials Inc. Reduce -5.0% 2.95% −0.24
DHR Danaher Corp. Reduce -4.6% 2.90% −0.22
ON On Semiconductor Reduce -9.2% 0.31% −0.17
OC Owens Corning Reduce -28.3% 0.29% −0.15
THRM Gentherm Inc. Reduce -27.8% 0.16% −0.15
HUBB Hubbell Inc. Reduce -8.2% 0.45% −0.12
FSLR First Solar Inc. Reduce -8.2% 0.26% −0.10
AMRC Ameresco Inc. Class A Reduce -5.4% 0.11% −0.09
TSLA Tesla Inc. Reduce -12.5% 0.15% −0.09
CSCO Cisco Systems Inc. Reduce -22.2% 0.61% −0.08
EMR Emerson Electric Co. Reduce -7.0% 0.54% −0.06
ITRI Itron Inc. Reduce -17.0% 0.42% −0.06
BLK BlackRock Inc. Reduce -8.4% 0.60% −0.05
PWR Quanta Services Inc. Reduce -12.5% 0.15% −0.05
GOOG Alphabet Inc. Class C Reduce -12.5% 0.16% −0.04
IBP Installed Building Products Reduce -18.1% 0.29% −0.04
CSIQ Canadian Solar Inc. Reduce -7.2% 0.14% −0.04
SWKS Skyworks Solutions Inc. Reduce -12.5% 0.07% −0.03
POWI Power Integrations Inc. Reduce -12.5% 0.08% −0.02
MBLY Mobileye Global Inc. Class A Reduce -12.5% 0.05% −0.02
NEE Nextera Energy Inc. Reduce -10.9% 0.54% −0.02
AME Ametek Inc. Reduce -4.6% 3.70% −0.02
SEDG Solaredge Technologies Inc. Reduce -85.1% 0.00% −0.02
ADI Analog Devices Inc. Reduce -12.5% 0.13% −0.01
TPICQ Tpi Composites Inc. Sold out 0.00% −0.01
ORA Ormat Technologies Inc. Reduce -14.8% 0.40% −0.01
TMO Thermo Fisher Scientific Inc. Reduce -4.6% 3.09% −0.01
DAR Darling Ingredients Inc. Reduce -12.5% 0.06% −0.01
CVE Cenovus Energy Inc. Reduce -4.6% 0.15% −0.01
HAL Halliburton Co. Reduce -4.6% 0.14% −0.00
HOS Hornbeck Offshore Services I Reduce -4.6% 0.05% −0.00
FANG Diamondback Energy Inc. Reduce -4.6% 0.18% +0.00
CNQ Canadian Natural Resources Reduce -4.6% 0.19% +0.01
DAN Dana Inc. Reduce -12.5% 0.09% +0.01
ENB Enbridge Inc. Reduce -4.6% 0.20% +0.02
BKR Baker Hughes Co. Reduce -4.6% 0.16% +0.02
EOG EOG Resources Inc. Reduce -4.6% 0.21% +0.02
KMI Kinder Morgan Inc. Reduce -4.6% 0.23% +0.02
SLB SLB Ltd. Reduce -4.6% 0.18% +0.02
AJG Arthur J Gallagher & Co. Reduce -22.2% 0.67% +0.02
ITW Illinois Tool Works Reduce -2.8% 0.60% +0.02

Portfolio Buys Q4 2024 → Q1 2025
CSL Carlisle Cos Inc. New 0.29% +0.29
APH Amphenol Corp. Class A Add +4.0% 4.03% +0.27
MDLZ Mondelez International Inc. Class A Add +21.2% 0.72% +0.24
NTES Netease Inc.-ADR Add +6.5% 0.91% +0.23
KO The Coca-Cola Co. Add +7.5% 0.67% +0.17
PEP Pepsico Inc. Add +25.5% 0.65% +0.17
OTIS Otis Worldwide Corp. Add +3.6% 0.67% +0.14
TXN Texas Instruments Inc. Add +15.4% 0.62% +0.11
PG The Procter & Gamble Co. Add +4.4% 0.63% +0.09
QCOM Qualcomm Inc. Add +64.6% 0.12% +0.05
ENPH Enphase Energy Inc. Add +9.5% 0.17% +0.01

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 107$223.1MTSM, AVGO, AMAT, KLAC, LRCX
Q1 2026 123$200.2MAVGO, TSM, NFLX, MSFT, MDT
Q4 2025Amended 123$212.3MTSM, AVGO, APH, AMAT, LRCX
Q3 2025 94$210.5MTSM, NVDA, AVGO, APH, MSFT
Q2 2025 84$190.7MTSM, APH, NVDA, NFLX, MSFT
Q1 2025 85$179.5MMA, V, TSM, ICE, APH
Q4 2024 85$196.1MTSM, NVDA, MA, MSFT, AMZN
Q3 2024 100$205.6MTSM, META, NVDA, PYPL, MSFT
Q2 2024 100$204.3MTSM, APH, AMAT, MSFT, KLAC
Q1 2024 104$212.9MNVDA, AMAT, MSFT, LRCX, META