Guinness Atkinson Asset Management Inc

In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 5, 2025), Guinness Atkinson Asset Management Inc reported 94 stock positions worth $210.5 million. Its top holding was Taiwan Semiconductor-SP ADR (TSM) at 4.5% of the portfolio, followed by Nvidia (NVDA, 4.2%) and Broadcom (AVGO, 4.1%). Compared with Q2 2025, it opened 10 new positions, added to 14 and reduced 34. The biggest buy was a new position in Medtronic (MDT) and the biggest sale Netflix (NFLX, shares −8%).

Most Recent 13F
Q2 2026
Location
PASADENA, CA
CIK
0001409765
Portfolio Value
$210.5M (Q3 2025)
SEC Filing
0001409765-25-000004 ↗ filed Nov 5, 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 Q2 2025 Q3 2025: $210.5M $210.5M Q3 2025 Q4 2025: $212.3M Q4 2025 Q1 2026: $200.2M Q1 2026 Q2 2026: $223.1M Q2 2026

Holdings 94 stocks · $210.5M
TSM Taiwan Semiconductor-SP ADR 4.53% 34,911 $9.5M Reduce -19.1%
NVDA Nvidia Corp. 4.24% 49,108 $8.9M Reduce -7.6%
AVGO Broadcom Inc. 4.09% 26,238 $8.6M Add +248.2%
APH Amphenol Corp. Class A 4.02% 69,952 $8.5M Reduce -26.5%
MSFT Microsoft Corp. 3.73% 15,276 $7.9M Reduce -6.6%
GOOGL Alphabet Inc. Class A 3.61% 31,124 $7.6M Reduce -7.9%
MDT Medtronic PLC 3.47% 77,667 $7.3M New
META Meta Platforms Inc. Class A 3.36% 9,514 $7.1M Reduce -7.9%
LRCX Lam Research Corp. 3.33% 53,404 $7.0M Reduce -23.1%
KLAC KLA Corp. 3.29% 6,513 $6.9M Reduce -20.3%
NFLX Netflix Inc. 3.28% 5,732 $6.9M Reduce -7.9%
MA Mastercard Inc. Class A 3.24% 12,023 $6.8M Reduce -7.9%
V Visa Inc. Class A 3.02% 18,687 $6.4M Reduce -7.9%
AMAT Applied Materials Inc. 2.99% 30,727 $6.3M Reduce -7.8%
AMZN Amazon.com Inc. 2.96% 28,095 $6.2M Reduce -7.9%
AME Ametek Inc. 2.92% 32,905 $6.1M Reduce -7.9%
INTU Intuit Inc. 2.92% 8,839 $6.1M Reduce -7.9%
ICE Intercontinental Exchange Inc. 2.89% 36,190 $6.1M Reduce -7.9%
AAPL Apple Inc. 2.75% 22,737 $5.8M Reduce -7.9%
DHR Danaher Corp. 2.70% 30,515 $5.7M Add +9.3%
ROP Roper Technologies Inc. 2.64% 11,109 $5.6M Add +9.6%
TMO Thermo Fisher Scientific Inc. 2.51% 11,428 $5.3M Add +10.6%
CRM Salesforce Inc. 2.37% 20,376 $5.0M Add +11.8%
ADBE Adobe Inc. 2.31% 13,528 $4.9M Add +12.4%
ETN Eaton Corp. PLC 1.24% 7,106 $2.6M New
NTES Netease Inc.-ADR 1.03% 14,294 $2.2M Add +0.5%
AFL Aflac Inc. 0.79% 15,003 $1.7M Add +8.9%
BIDU Baidu Inc. - Spon ADR 0.76% 11,910 $1.6M No change
BLK BlackRock Inc. 0.64% 1,139 $1.3M No change
ABBV Abbvie Inc. 0.63% 5,900 $1.3M No change
JNJ Johnson & Johnson 0.62% 7,210 $1.3M No change
CME Cme Group Inc. 0.60% 4,642 $1.3M No change
CSCO Cisco Systems Inc. 0.57% 17,836 $1.2M No change
MDLZ Mondelez International Inc. Class A 0.57% 19,028 $1.2M No change
JD Jd.com Inc.-ADR 0.55% 32,438 $1.2M No change
EMR Emerson Electric Co. 0.54% 8,833 $1.1M No change
ITW Illinois Tool Works 0.54% 4,345 $1.1M No change
TXN Texas Instruments Inc. 0.54% 6,170 $1.1M No change
KO The Coca-Cola Co. 0.52% 16,675 $1.1M No change
PEP Pepsico Inc. 0.52% 7,744 $1.1M No change
AJG Arthur J Gallagher & Co. filed as GALLAGHER ARTHUR J & CO 0.50% 3,463 $1.1M No change
OTIS Otis Worldwide Corp. 0.50% 11,587 $1.1M No change
PG The Procter & Gamble Co. 0.49% 6,676 $1.0M No change
PAYX Paychex Inc. 0.46% 7,606 $978K No change
APTV Aptiv PLC 0.45% 11,019 $945K New
HUBB Hubbell Inc. 0.45% 2,199 $938K Reduce -0.9%
NEE Nextera Energy Inc. 0.43% 11,834 $902K Reduce -1.0%
TT Trane Technologies PLC 0.42% 2,159 $895K New
NXPI NXP Semiconductors NV 0.41% 3,842 $869K New
BABA Alibaba Group Holding-SP ADR 0.41% 4,801 $864K No change
ORA Ormat Technologies Inc. 0.39% 8,605 $822K Reduce -1.0%
FSLR First Solar Inc. 0.36% 3,367 $753K Reduce -0.9%
ITRI Itron Inc. 0.34% 5,821 $723K Reduce -0.9%
IBP Installed Building Products 0.33% 2,759 $688K Reduce -0.9%
ST Sensata Technologies Holdplc 0.32% 22,340 $679K New
ON On Semiconductor 0.29% 12,396 $617K Reduce -0.7%
XOM Exxon Mobil Corp. 0.26% 4,706 $538K No change
CVX Chevron Corp. 0.25% 3,340 $521K Reduce -7.8%
VLO Valero Energy Corp. 0.25% 3,004 $517K No change
AMRC Ameresco Inc. Class A 0.24% 14,709 $502K Reduce -0.9%
QCOM Qualcomm Inc. 0.24% 3,030 $501K Add +42.3%
CSL Carlisle Cos Inc. 0.22% 1,398 $467K Reduce -1.0%
OC Owens Corning 0.22% 3,269 $461K Reduce -0.9%
COP Conocophillips 0.22% 4,741 $454K Add +9.9%
SU Suncor Energy Inc. 0.21% 10,488 $441K Reduce -2.4%
IMO Imperial Oil Ltd. 0.20% 4,586 $423K Reduce -14.9%
TSLA Tesla Inc. 0.18% 878 $389K No change
PWR Quanta Services Inc. 0.18% 932 $381K No change
GOOG Alphabet Inc. Class C 0.18% 1,536 $375K No change
CNQ Canadian Natural Resources 0.18% 11,544 $374K Add +5.1%
ATHM Autohome Inc.-ADR 0.17% 12,300 $357K No change
EOG EOG Resources Inc. 0.16% 2,971 $337K Add +1.9%
BKR Baker Hughes Co. 0.16% 6,517 $329K No change
CVE Cenovus Energy Inc. 0.15% 18,759 $324K No change
FANG Diamondback Energy Inc. 0.15% 2,242 $322K Add +9.1%
HDB HDFC Bank Ltd.-ADR 0.15% 9,400 $321K New
KMI Kinder Morgan Inc. 0.15% 10,979 $311K Reduce -25.1%
ENB Enbridge Inc. 0.15% 6,262 $311K Reduce -23.4%
CSIQ Canadian Solar Inc. 0.15% 23,788 $307K Reduce -0.9%
TEL Te Connectivity PLC 0.14% 1,368 $298K New
TRP TC Energy Corp. 0.13% 5,118 $274K New
DVN Devon Energy Corp. 0.13% 7,560 $269K Add +5.6%
SLB SLB Ltd. filed as SCHLUMBERGER LTD 0.13% 7,586 $266K No change
ADI Analog Devices Inc. 0.12% 1,026 $251K No change
HAL Halliburton Co. 0.12% 9,809 $245K No change
DAN Dana Inc. 0.09% 9,864 $196K No change
ENPH Enphase Energy Inc. 0.08% 4,616 $167K Reduce -0.9%
SWKS Skyworks Solutions Inc. 0.06% 1,626 $125K No change
THRM Gentherm Inc. 0.06% 3,396 $117K No change
POWI Power Integrations Inc. 0.05% 2,574 $101K No change
DAR Darling Ingredients Inc. 0.04% 2,976 $91K No change
MBLY Mobileye Global Inc. Class A 0.04% 5,220 $74K No change
HOS Hornbeck Offshore Services I filed as HELIX ENERGY SOLUTIONS GRP I 0.03% 9,762 $66K No change
DEC Diversified Energy Co. PLC 0.00% 348 $5K New

Portfolio Sells Q2 2025 → Q3 2025
NFLX Netflix Inc. Reduce -7.9% 3.28% −1.09
INTU Intuit Inc. Reduce -7.9% 2.92% −1.05
APH Amphenol Corp. Class A Reduce -26.5% 4.02% −0.91
ICE Intercontinental Exchange Inc. Reduce -7.9% 2.89% −0.89
V Visa Inc. Class A Reduce -7.9% 3.02% −0.76
META Meta Platforms Inc. Class A Reduce -7.9% 3.36% −0.64
MA Mastercard Inc. Class A Reduce -7.9% 3.24% −0.60
TSM Taiwan Semiconductor-SP ADR Reduce -19.1% 4.53% −0.60
KLAC KLA Corp. Reduce -20.3% 3.29% −0.55
AMZN Amazon.com Inc. Reduce -7.9% 2.96% −0.55
MSFT Microsoft Corp. Reduce -6.6% 3.73% −0.53
AME Ametek Inc. Reduce -7.9% 2.92% −0.47
LRCX Lam Research Corp. Reduce -23.1% 3.33% −0.22
AMAT Applied Materials Inc. Reduce -7.8% 2.99% −0.21
NVDA Nvidia Corp. Reduce -7.6% 4.24% −0.16
KMI Kinder Morgan Inc. Reduce -25.1% 0.15% −0.08
ITRI Itron Inc. Reduce -0.9% 0.34% −0.06
CSL Carlisle Cos Inc. Reduce -1.0% 0.22% −0.05
ON On Semiconductor Reduce -0.7% 0.29% −0.05
ENB Enbridge Inc. Reduce -23.4% 0.15% −0.05
HUBB Hubbell Inc. Reduce -0.9% 0.45% −0.03
CVX Chevron Corp. Reduce -7.8% 0.25% −0.02
IMO Imperial Oil Ltd. Reduce -14.9% 0.20% −0.02
OC Owens Corning Reduce -0.9% 0.22% −0.02
ENPH Enphase Energy Inc. Reduce -0.9% 0.08% −0.02
NEE Nextera Energy Inc. Reduce -1.0% 0.43% −0.01
SU Suncor Energy Inc. Reduce -2.4% 0.21% −0.00
CSIQ Canadian Solar Inc. Reduce -0.9% 0.15% +0.01
ORA Ormat Technologies Inc. Reduce -1.0% 0.39% +0.01
FSLR First Solar Inc. Reduce -0.9% 0.36% +0.06
IBP Installed Building Products Reduce -0.9% 0.33% +0.06
AAPL Apple Inc. Reduce -7.9% 2.75% +0.09
AMRC Ameresco Inc. Class A Reduce -0.9% 0.24% +0.12
GOOGL Alphabet Inc. Class A Reduce -7.9% 3.61% +0.48

Portfolio Buys Q2 2025 → Q3 2025
MDT Medtronic PLC New 3.47% +3.47
AVGO Broadcom Inc. Add +248.2% 4.09% +3.00
ETN Eaton Corp. PLC New 1.24% +1.24
APTV Aptiv PLC New 0.45% +0.45
TT Trane Technologies PLC New 0.42% +0.42
NXPI NXP Semiconductors NV New 0.41% +0.41
ST Sensata Technologies Holdplc New 0.32% +0.32
TMO Thermo Fisher Scientific Inc. Add +10.6% 2.51% +0.31
HDB HDFC Bank Ltd.-ADR New 0.15% +0.15
TEL Te Connectivity PLC New 0.14% +0.14
TRP TC Energy Corp. New 0.13% +0.13
QCOM Qualcomm Inc. Add +42.3% 0.24% +0.06
AFL Aflac Inc. Add +8.9% 0.79% +0.03
NTES Netease Inc.-ADR Add +0.5% 1.03% +0.02
COP Conocophillips Add +9.9% 0.22% +0.01
DVN Devon Energy Corp. Add +5.6% 0.13% +0.01
FANG Diamondback Energy Inc. Add +9.1% 0.15% +0.00
DEC Diversified Energy Co. PLC New 0.00% +0.00
CNQ Canadian Natural Resources Add +5.1% 0.18% −0.00
EOG EOG Resources Inc. Add +1.9% 0.16% −0.02
ADBE Adobe Inc. Add +12.4% 2.31% −0.13
DHR Danaher Corp. Add +9.3% 2.70% −0.20
CRM Salesforce Inc. Add +11.8% 2.37% −0.23
ROP Roper Technologies Inc. Add +9.6% 2.64% −0.37

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