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Super Investors Boston Common Asset Management, LLC
BC

Boston Common Asset Management, LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$1.72B
Positions
181
Quarter ended
September 30, 2026
Filed
October 13, 2026

Reported portfolio value by quarter (54 quarters reported)

$4.81B $685M
Q2 13 Q1 16 Q4 18 Q3 21 Q2 24 Q3 26

$1.61B in Q2 2013 → $1.72B now. Hover for any quarter.

Holdings

As reported for the quarter ended September 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
Taiwan Semiconductor Manufacturing Co., Ltd. 6.7% Trimmed 4.0% 254,658 $116M
Microsoft Corp. 5.0% Added 6.3% 167,723 $86M
Nvidia Corp. 4.8% Trimmed 1.1% 360,821 $82.4M
Apple Inc. 4.5% Added 3.8% 233,653 $77.8M
Alphabet Inc. 3.0% Added 4.0% 148,215 $51M
Broadcom Inc 2.5% Added 7.4% 121,497 $42.7M
Alphabet Inc. 2.1% Trimmed 3.4% 106,431 $36.3M
Visa Inc 1.9% Added 3.0% 91,514 $32.9M
Merck & Co., Inc 1.8% Added 8.5% 214,998 $31.2M
Micron Technology Inc. 1.7% Added 20% 28,208 $30M
Morgan Stanley 1.7% Trimmed 1.9% 154,972 $29.1M
EL Eli Lilly & Co. 1.6% Added 7.3% 24,195 $28M
Quest Diagnostics Incorporated 1.4% Added 6.6% 102,025 $23.8M
W Wabtec Corp 1.2% Added 3.2% 74,922 $21.5M
Colgate-palmolive Co. 1.2% Added 7.0% 247,061 $21.1M
Hubbell Incorporated 1.2% Added 7.0% 46,350 $21M
Spotify Technology S.a. 1.2% Trimmed 16% 41,963 $20.5M
NE Nushares ETF Trust 1.2% Trimmed 2.3% 409,886 $19.9M
Netflix, Inc. 1.1% Trimmed 11% 282,732 $19.7M
Hewlett Packard Enterprise Co. 1.1% Added 539% 292,579 $18.7M
RH Roche Holding Ag 1.1% Added 17% 350,571 $18.2M
Vertiv Holdings Co 1.1% Added 1.6% 75,065 $18.1M
American Water Works Company, Inc. 1.0% Added 6.3% 134,519 $17.4M
The Bank Of New York Mellon Corp. 1.0% Added 7.7% 117,603 $17M
Chubb Ltd. 0.9% Trimmed 2.1% 50,193 $16.3M
Verizon Communications Inc. 0.9% Added 12% 344,081 $15.8M
Xylem, Inc. 0.9% Added 5.0% 150,056 $15.2M
Edwards Lifesciences Corporation 0.9% Added 8.2% 173,996 $15M
Gilead Sciences Inc. 0.9% Added 17% 99,047 $14.8M
The Tjx Companies Inc. 0.8% Trimmed 0.4% 108,085 $14.3M
Palo Alto Networks Inc 0.8% Trimmed 17% 35,393 $14.1M
The Charles Schwab Corporation 0.8% Added 21% 141,980 $13.9M
Analog Devices Inc. 0.8% Trimmed 9.7% 34,458 $13.7M
Fifth Third Bancorp 0.8% Added 13% 266,083 $13.5M
Applied Materials Inc. 0.8% Trimmed 47% 26,238 $13.4M
T-mobile Us Inc 0.8% Added 8.5% 81,585 $13.3M
Metlife Inc. 0.8% Added 30% 140,761 $13.3M
Ecolab Inc. 0.8% Trimmed 0.1% 48,177 $13.2M
Emerson Electric Co. 0.8% Added 8.8% 85,188 $13.2M
Ha Sustainable Infrastructure Capital Inc 0.7% Added 6.3% 358,948 $12.9M
Hdfc Bank Ltd. 0.7% Added 9.1% 561,298 $12.5M
Waste Management, Inc. 0.7% Added 9.4% 61,131 $12.5M
Ebay Inc. 0.7% Added 14% 116,985 $12.4M
Cbre Group Inc. 0.7% Added 5.8% 95,905 $12.3M
Danaher Corporation 0.7% Added 11% 54,806 $12.1M
Vertex Pharmaceuticals Incorporated 0.7% Added 19% 23,215 $12.1M
Mitsubishi Ufj Financial Group Inc. 0.7% Added 2.1% 497,504 $11.5M
Bank Of America Corp. 0.7% Trimmed 1.3% 207,821 $11.3M
Cme Group Inc. 0.7% Added 12% 42,877 $11.2M
AH Asml Holding N.v. 0.6% Added 37% 5,898 $10.7M
Costco Wholesale Corporation 0.6% Trimmed 1.4% 11,297 $10.3M
Sap Se 0.6% Added 2.1% 48,636 $10.1M
Itau Unibanco Holding Sa 0.6% Trimmed 0.1% 1,170,891 $9.99M
Cummins Inc. 0.6% Added 8.3% 19,252 $9.95M
Advanced Micro Devices Inc. 0.6% Trimmed 1.3% 15,749 $9.63M
Unilever PLC 0.5% Trimmed 0.1% 152,611 $9.27M
Ralph Lauren Corp. 0.5% Trimmed 1.4% 25,916 $9.2M
Trane Technologies PLC 0.5% Added 6.9% 20,065 $9.07M
SF Sprouts Farmers Markets Inc 0.5% Added 12% 125,386 $8.32M
SC Standard Chartered PLC 0.5% Added 2.1% 133,591 $8.17M

Showing top 60 of 181 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q3 2026

quarter ended September 30, 2026 · filed October 13, 2026

Company Action Shares changed Value of change % of portfolio
Crh PLC Exited −162,587 −$17.4M —
Hewlett Packard Enterprise Co. Added +246,802 +$15.8M 1.1%
Novartis Ag Trimmed −82,730 −$11.8M 0.1%
Applied Materials Inc. Trimmed −22,966 −$11.7M 0.8%
Aon PLC Exited −23,874 −$7.92M —
Salesforce Inc. Trimmed −25,088 −$5.76M 0.3%
Microsoft Corp. Added +9,884 +$5.07M 5.0%
Micron Technology Inc. Added +4,630 +$4.93M 1.7%
Taiwan Semiconductor Manufacturing Co., Ltd. Trimmed −10,593 −$4.83M 6.7%
Spotify Technology S.a. Trimmed −7,969 −$3.88M 1.2%

Showing the 10 largest of 180 changes.

Q2 2026

quarter ended June 30, 2026 · filed July 21, 2026

Company Action Shares changed Value of change % of portfolio
Taiwan Semiconductor Manufacturing Co., Ltd. Trimmed −22,387 −$10.7M 7.5%
Advanced Micro Devices Inc. New +15,958 +$9.27M 0.5%
Vertiv Holdings Co Trimmed −25,827 −$8.65M 1.5%
The Procter & Gamble Co. Trimmed −51,499 −$7.55M 0.3%
Nvidia Corp. Trimmed −36,853 −$7.37M 4.3%
Booking Holdings Inc Added +40,805 +$7.27M 0.5%
Alphabet Inc. Trimmed −18,174 −$6.42M 2.3%
Amgen Inc. Trimmed −15,942 −$5.77M 0.3%
Companhia De Saneamento Basico Do Estado De Sao Paulo - Sabesp New +968,896 +$5.6M 0.3%
Micron Technology Inc. Added +4,714 +$5.44M 1.6%

Showing the 10 largest of 183 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 07, 2026

Company Action Shares changed Value of change % of portfolio
Taiwan Semiconductor Manufacturing Co., Ltd. Trimmed −44,251 −$15M 6.3%
Spotify Technology S.a. Added +20,516 +$9.95M 1.6%
Intuit Inc Trimmed −21,541 −$9.31M —
TC Topbuild Corporation Exited −22,213 −$9.27M —
Applied Materials Inc. Added +26,945 +$9.21M 1.0%
Astrazeneca PLC Trimmed −42,464 −$8.37M 0.5%
Ebay Inc. New +82,401 +$7.5M 0.5%
Vertiv Holdings Co Trimmed −26,806 −$6.72M 1.6%
Weyerhaeuser Company Exited −200,353 −$4.75M —
Crh PLC Trimmed −45,042 −$4.73M 1.2%

Showing the 10 largest of 194 changes.

Q4 2025

quarter ended December 31, 2025 · filed May 07, 2026

Company Action Shares changed Value of change % of portfolio
MU Mitsubishi Ufj Fin Exited −2,963,618 −$48M —
ME Mitsubishi Electric Corp. Trimmed −1,400,102 −$42.9M —
IS Intesa Sanpaolo S.p.a. Trimmed −6,147,135 −$42.7M —
SA Siemens Ag Exited −153,558 −$41.4M —
SE Schneider Electric Exited −147,713 −$41.2M —
Prysmian Spa Exited −391,205 −$38.7M —
SG Sony Group Corpora Exited −1,341,436 −$38.7M —
N Naspers Exited −105,882 −$38.4M —
Orix Corp. Trimmed −1,318,297 −$38.3M —
OB Oversea-chinese Bk Exited −2,941,517 −$37.5M —

Showing the 10 largest of 304 changes.

Q3 2025

quarter ended September 30, 2025 · filed October 30, 2025

Company Action Shares changed Value of change % of portfolio
KG Kerry Group Exited −254,852 −$28M —
NS Nestle Sa New +227,519 +$20.9M 0.6%
AF Ameriprise Finl Inc Com Exited −38,052 −$20.3M —
CG Carrier Global Corporation Com Trimmed −246,655 −$14.7M —
WM Waste Mgmt Inc Del Com New +61,791 +$13.6M 0.4%
HB Hdfc Bank Ltd Sponsored Ads Added +397,841 +$13.6M 0.8%
C Comp.fin.richemont Exited −70,884 −$13.3M —
Hubbell Inc Added +30,498 +$13.1M 0.7%
AT Accton Technology New +370,970 +$12.7M 0.4%
TS Taiwan Semiconductor Mfg Ltd S Trimmed −45,173 −$12.6M 3.2%

Showing the 10 largest of 305 changes.

Q2 2025

quarter ended June 30, 2025 · filed July 22, 2025

Company Action Shares changed Value of change % of portfolio
SA Siemens Ag New +136,593 +$34.9M 1.0%
Asml Holding Nv Trimmed −43,713 −$34.8M —
AB Alpha Bank S.a. New +9,205,976 +$32.3M 0.9%
N Naspers New +97,756 +$30.3M 0.9%
NO Naspers Ltd Ord Shs Cl N Trimmed −93,620 −$29.1M —
KE Keisei Elec Ry Co Trimmed −2,720,520 −$25.5M —
Byd Company Ltd Added +1,395,694 +$21.8M 1.1%
Advantest Corp New +243,460 +$18M 0.5%
Regeneron Pharmaceuticals Exited −27,343 −$17.3M —
HC Hologic Inc Com Exited −272,320 −$16.8M —

Showing the 10 largest of 310 changes.

Q1 2025

quarter ended March 31, 2025 · filed April 03, 2025

Company Action Shares changed Value of change % of portfolio
R Rexel Trimmed −890,487 −$23.8M 0.1%
Csl Ltd Trimmed −151,069 −$23.5M —
Byd Company Ltd Trimmed −282,729 −$14.3M 1.6%
MM Murata Mfg Co Exited −869,776 −$14.2M —
DT Deutsche Telekom Trimmed −300,421 −$11.1M 1.7%
AT Akamai Technologies Com Exited −111,498 −$10.7M —
Prysmian Spa Trimmed −186,651 −$10.2M 0.8%
GA Gerresheimer Ag Exited −137,775 −$10.2M —
VC Verizon Communications Inc Com Added +222,120 +$10.1M 0.6%
HR Hannover Rueck Se Trimmed −33,859 −$10M 1.0%

Showing the 10 largest of 293 changes.

Q4 2024

quarter ended December 31, 2024 · filed January 15, 2025

Company Action Shares changed Value of change % of portfolio
IS Intesa Sanpaolo Exited −5,732,688 −$24.6M —
KE Keisei Elec Ry Co Added +2,400,490 +$21.6M 0.8%
IS Intesa Sanpaolo Added +5,355,816 +$21.4M 0.6%
ST Singapore Telecomm New +8,777,098 +$19.9M 0.6%
BA Beiersdorf Ag New +143,591 +$18.3M 0.5%
IT Infineon Technolog Exited −503,868 −$17.7M —
TS Taiwan Semiconductor Mfg Ltd S Trimmed −79,742 −$15.7M 2.5%
TA Tryg A/s New +719,154 +$15.1M 0.4%
NC Nvidia Corporation Com Added +110,472 +$14.8M 1.3%
AC Apple Inc Com Added +58,434 +$14.6M 1.8%

Showing the 10 largest of 317 changes.

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