Guinness Atkinson Asset Management Inc

In its 13F for Q2 2025 (holdings as of June 30, 2025, filed August 1, 2025), Guinness Atkinson Asset Management Inc reported 84 stock positions worth $190.7 million. Its top holding was Taiwan Semiconductor-SP ADR (TSM) at 5.1% of the portfolio, followed by Amphenol Class A (APH, 4.9%) and Nvidia (NVDA, 4.4%). Compared with Q1 2025, it sold out of 1, added to 3 and reduced 46. The biggest buy was Qualcomm (QCOM, shares +58%) and the biggest sale Thermo Fisher Scientific (TMO, shares −7%).

Most Recent 13F
Q2 2026
Location
PASADENA, CA
CIK
0001409765
Portfolio Value
$190.7M (Q2 2025)
SEC Filing
0001085146-25-004425 ↗ filed Aug 1, 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 Q1 2025 Q2 2025: $190.7M $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 84 stocks · $190.7M
TSM Taiwan Semiconductor-SP ADR 5.13% 43,166 $9.8M Reduce -5.5%
APH Amphenol Corp. Class A 4.93% 95,178 $9.4M Reduce -13.7%
NVDA Nvidia Corp. 4.40% 53,150 $8.4M Reduce -11.7%
NFLX Netflix Inc. 4.37% 6,224 $8.3M Reduce -17.6%
MSFT Microsoft Corp. 4.27% 16,357 $8.1M Reduce -6.2%
META Meta Platforms Inc. Class A 4.00% 10,332 $7.6M Reduce -7.3%
INTU Intuit Inc. 3.97% 9,600 $7.6M Reduce -7.3%
MA Mastercard Inc. Class A 3.85% 13,058 $7.3M Reduce -7.3%
KLAC KLA Corp. 3.84% 8,172 $7.3M Reduce -7.3%
ICE Intercontinental Exchange Inc. 3.78% 39,309 $7.2M Reduce -7.3%
V Visa Inc. Class A 3.78% 20,297 $7.2M Reduce -7.3%
LRCX Lam Research Corp. 3.54% 69,422 $6.8M Reduce -7.3%
AMZN Amazon.com Inc. 3.51% 30,516 $6.7M Reduce -7.3%
AME Ametek Inc. 3.39% 35,740 $6.5M Reduce -7.3%
AMAT Applied Materials Inc. 3.20% 33,314 $6.1M Reduce -8.6%
GOOGL Alphabet Inc. Class A 3.12% 33,807 $6.0M Reduce -7.3%
ROP Roper Technologies Inc. 3.01% 10,134 $5.7M Reduce -7.3%
DHR Danaher Corp. 2.89% 27,930 $5.5M Add +10.1%
AAPL Apple Inc. 2.66% 24,696 $5.1M Reduce -7.3%
CRM Salesforce Inc. 2.61% 18,224 $5.0M Reduce -7.3%
ADBE Adobe Inc. 2.44% 12,037 $4.7M Reduce -7.3%
TMO Thermo Fisher Scientific Inc. 2.20% 10,334 $4.2M Reduce -7.3%
AVGO Broadcom Inc. 1.09% 7,535 $2.1M Reduce -14.3%
NTES Netease Inc.-ADR 1.00% 14,226 $1.9M Reduce -10.7%
AFL Aflac Inc. 0.76% 13,779 $1.5M Add +6.3%
MDLZ Mondelez International Inc. Class A 0.67% 19,028 $1.3M No change
TXN Texas Instruments Inc. 0.67% 6,170 $1.3M No change
CME Cme Group Inc. 0.67% 4,642 $1.3M No change
CSCO Cisco Systems Inc. 0.65% 17,836 $1.2M No change
BLK BlackRock Inc. 0.63% 1,139 $1.2M No change
KO The Coca-Cola Co. 0.62% 16,675 $1.2M No change
EMR Emerson Electric Co. 0.62% 8,833 $1.2M No change
OTIS Otis Worldwide Corp. 0.60% 11,587 $1.1M No change
AJG Arthur J Gallagher & Co. filed as GALLAGHER ARTHUR J & CO 0.58% 3,463 $1.1M No change
PAYX Paychex Inc. 0.58% 7,606 $1.1M No change
JNJ Johnson & Johnson 0.58% 7,210 $1.1M No change
ABBV Abbvie Inc. 0.57% 5,900 $1.1M No change
ITW Illinois Tool Works 0.56% 4,345 $1.1M No change
PG The Procter & Gamble Co. 0.56% 6,676 $1.1M No change
JD Jd.com Inc.-ADR 0.56% 32,438 $1.1M No change
PEP Pepsico Inc. 0.54% 7,744 $1.0M No change
BIDU Baidu Inc. - Spon ADR 0.54% 11,910 $1.0M No change
HUBB Hubbell Inc. 0.48% 2,219 $906K Reduce -9.3%
NEE Nextera Energy Inc. 0.44% 11,950 $830K Reduce -13.1%
ITRI Itron Inc. 0.41% 5,877 $774K Reduce -17.8%
ORA Ormat Technologies Inc. 0.38% 8,690 $728K Reduce -13.7%
ON On Semiconductor 0.34% 12,489 $655K Reduce -8.8%
FSLR First Solar Inc. 0.30% 3,399 $563K Reduce -9.6%
BABA Alibaba Group Holding-SP ADR 0.29% 4,801 $544K Reduce -27.5%
CSL Carlisle Cos Inc. 0.28% 1,412 $527K Reduce -7.5%
CVX Chevron Corp. 0.27% 3,622 $519K No change
XOM Exxon Mobil Corp. 0.27% 4,706 $507K No change
IBP Installed Building Products 0.26% 2,785 $502K Reduce -8.3%
OC Owens Corning 0.24% 3,299 $454K Reduce -8.4%
KMI Kinder Morgan Inc. 0.23% 14,661 $431K No change
IMO Imperial Oil Ltd. 0.22% 5,387 $428K No change
VLO Valero Energy Corp. 0.21% 3,004 $404K No change
SU Suncor Energy Inc. 0.21% 10,744 $402K No change
COP Conocophillips 0.20% 4,312 $387K No change
ENB Enbridge Inc. 0.19% 8,179 $371K No change
PWR Quanta Services Inc. 0.18% 932 $352K Reduce -14.3%
EOG EOG Resources Inc. 0.18% 2,915 $349K No change
CNQ Canadian Natural Resources 0.18% 10,981 $345K No change
QCOM Qualcomm Inc. 0.18% 2,130 $339K Add +58.4%
ATHM Autohome Inc.-ADR 0.17% 12,300 $317K No change
FANG Diamondback Energy Inc. 0.15% 2,055 $282K No change
TSLA Tesla Inc. 0.15% 878 $279K Reduce -14.3%
GOOG Alphabet Inc. Class C 0.14% 1,536 $272K Reduce -14.3%
CSIQ Canadian Solar Inc. 0.14% 24,011 $265K Reduce -19.6%
SLB SLB Ltd. filed as SCHLUMBERGER LTD 0.13% 7,586 $256K No change
CVE Cenovus Energy Inc. 0.13% 18,759 $255K No change
BKR Baker Hughes Co. 0.13% 6,517 $250K No change
ADI Analog Devices Inc. 0.13% 1,026 $244K Reduce -14.3%
DVN Devon Energy Corp. 0.12% 7,157 $228K No change
AMRC Ameresco Inc. Class A 0.12% 14,845 $225K Reduce -7.2%
HAL Halliburton Co. 0.10% 9,809 $200K No change
ENPH Enphase Energy Inc. 0.10% 4,658 $185K Reduce -4.7%
DAN Dana Inc. 0.09% 9,864 $169K Reduce -14.3%
POWI Power Integrations Inc. 0.08% 2,574 $144K Reduce -14.3%
SWKS Skyworks Solutions Inc. 0.06% 1,626 $121K Reduce -14.3%
DAR Darling Ingredients Inc. 0.06% 2,976 $113K Reduce -14.3%
THRM Gentherm Inc. 0.05% 3,396 $96K Reduce -68.9%
MBLY Mobileye Global Inc. Class A 0.05% 5,220 $94K Reduce -14.3%
HOS Hornbeck Offshore Services I filed as HELIX ENERGY SOLUTIONS GRP I 0.03% 9,762 $61K No change

Portfolio Sells Q1 2025 → Q2 2025
TMO Thermo Fisher Scientific Inc. Reduce -7.3% 2.20% −0.89
AAPL Apple Inc. Reduce -7.3% 2.66% −0.64
ROP Roper Technologies Inc. Reduce -7.3% 3.01% −0.58
V Visa Inc. Class A Reduce -7.3% 3.78% −0.50
MA Mastercard Inc. Class A Reduce -7.3% 3.85% −0.45
CRM Salesforce Inc. Reduce -7.3% 2.61% −0.33
ADBE Adobe Inc. Reduce -7.3% 2.44% −0.33
AME Ametek Inc. Reduce -7.3% 3.39% −0.31
ICE Intercontinental Exchange Inc. Reduce -7.3% 3.78% −0.29
BABA Alibaba Group Holding-SP ADR Reduce -27.5% 0.29% −0.20
THRM Gentherm Inc. Reduce -68.9% 0.05% −0.11
NEE Nextera Energy Inc. Reduce -13.1% 0.44% −0.11
ENPH Enphase Energy Inc. Reduce -4.7% 0.10% −0.07
OC Owens Corning Reduce -8.4% 0.24% −0.05
IBP Installed Building Products Reduce -8.3% 0.26% −0.03
GOOGL Alphabet Inc. Class A Reduce -7.3% 3.12% −0.02
ORA Ormat Technologies Inc. Reduce -13.7% 0.38% −0.02
GOOG Alphabet Inc. Class C Reduce -14.3% 0.14% −0.01
CSL Carlisle Cos Inc. Reduce -7.5% 0.28% −0.01
ITRI Itron Inc. Reduce -17.8% 0.41% −0.01
POWI Power Integrations Inc. Reduce -14.3% 0.08% −0.01
ADI Analog Devices Inc. Reduce -14.3% 0.13% −0.01
CSIQ Canadian Solar Inc. Reduce -19.6% 0.14% −0.01
SWKS Skyworks Solutions Inc. Reduce -14.3% 0.06% −0.00
SEDG Solaredge Technologies Inc. Sold out 0.00% −0.00
TSLA Tesla Inc. Reduce -14.3% 0.15% −0.00
DAR Darling Ingredients Inc. Reduce -14.3% 0.06% −0.00
MBLY Mobileye Global Inc. Class A Reduce -14.3% 0.05% +0.00
DAN Dana Inc. Reduce -14.3% 0.09% +0.00
AMRC Ameresco Inc. Class A Reduce -7.2% 0.12% +0.01
AMZN Amazon.com Inc. Reduce -7.3% 3.51% +0.02
HUBB Hubbell Inc. Reduce -9.3% 0.48% +0.02
FSLR First Solar Inc. Reduce -9.6% 0.30% +0.03
PWR Quanta Services Inc. Reduce -14.3% 0.18% +0.03
ON On Semiconductor Reduce -8.8% 0.34% +0.03
NTES Netease Inc.-ADR Reduce -10.7% 1.00% +0.09
AMAT Applied Materials Inc. Reduce -8.6% 3.20% +0.25
AVGO Broadcom Inc. Reduce -14.3% 1.09% +0.27
META Meta Platforms Inc. Class A Reduce -7.3% 4.00% +0.42
INTU Intuit Inc. Reduce -7.3% 3.97% +0.42
NFLX Netflix Inc. Reduce -17.6% 4.37% +0.45
KLAC KLA Corp. Reduce -7.3% 3.84% +0.50
LRCX Lam Research Corp. Reduce -7.3% 3.54% +0.51
MSFT Microsoft Corp. Reduce -6.2% 4.27% +0.62
NVDA Nvidia Corp. Reduce -11.7% 4.40% +0.77
APH Amphenol Corp. Class A Reduce -13.7% 4.93% +0.90
TSM Taiwan Semiconductor-SP ADR Reduce -5.5% 5.13% +0.91

Portfolio Buys Q1 2025 → Q2 2025
QCOM Qualcomm Inc. Add +58.4% 0.18% +0.06
DHR Danaher Corp. Add +10.1% 2.89% −0.01
AFL Aflac Inc. Add +6.3% 0.76% −0.04

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