SEC 13F Intelligence

Managers / Q1 2021 · view latest →

Boston Common Asset Management, LLC

CIK 0001409427 · 200 STATE ST, 7TH FLOOR, BOSTON, MA, 02109 · 6177205557

Reported Value
$1.6B
Q1 2021
Positions
254
Filings on Record
31
2019–present window
Filed
May 14, 2021
original filing

Summary

Boston Common Asset Management, Llc reported $1.6B in U.S.-listed holdings across 254 positions for Q1 2021.

Its largest position, TSM, represents 4.0% of the portfolio.

Compared with Q4 2020, the fund opened 19 new positions and exited 6.

Reported Value by Quarter

13F Reported Value
Q4 ’18: $686MQ4 ’18Q1 ’19: $770MQ2 ’19: $803MQ3 ’19: $810MQ4 ’19: $858MQ4 ’19Q1 ’20: $709MQ2 ’20: $937MQ3 ’20: $1.1BQ4 ’20: $1.4BQ4 ’20Q1 ’21: $1.6BQ2 ’21: $2.3BQ3 ’21: $2.3BQ4 ’21: $2.5BQ4 ’21Q1 ’22: $2.3BQ2 ’22: $2.0BQ3 ’22: $1.9BQ4 ’22: $2.1BQ4 ’22Q1 ’23: $5MQ2 ’23: $5MQ3 ’23: $4MQ4 ’23: $4MQ4 ’23Q1 ’24: $4MQ2 ’24: $4MQ3 ’24: $4MQ4 ’24: $3.4BQ4 ’24Q1 ’25: $3.3BQ2 ’25: $3.6BQ3 ’25: $3.6BQ4 ’25: $2.0BQ4 ’25Q1 ’26: $1.7Bfilingsflow.com

Portfolio Composition

By security type

Composition data arrives with ticker enrichment.

Quarter-over-Quarter Changes full breakdown →

Holdings — Q1 2021

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Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$1.7B195May 7, 2026RESTATEMENTchanges · EDGAR ↗
Q4 2025$2.0B196Jan 15, 202613F-HRchanges · EDGAR ↗
Q3 2025$3.6B309Oct 30, 202513F-HRchanges · EDGAR ↗
Q2 2025$3.6B311Jul 22, 202513F-HRchanges · EDGAR ↗
Q1 2025$3.3B307Apr 3, 202513F-HRchanges · EDGAR ↗
Q4 2024$3.4B322Jan 15, 202513F-HRchanges · EDGAR ↗
Q3 2024$4M334Oct 9, 202413F-HRchanges · EDGAR ↗
Q2 2024$4M335Jul 8, 202413F-HRchanges · EDGAR ↗
Q1 2024$4M327Apr 11, 202413F-HRchanges · EDGAR ↗
Q4 2023$4M323Jan 9, 202413F-HRchanges · EDGAR ↗
Q3 2023$4M324Oct 11, 202313F-HRchanges · EDGAR ↗
Q2 2023$5M322Jul 24, 202313F-HRchanges · EDGAR ↗
Q1 2023$5M316May 17, 202313F-HRchanges · EDGAR ↗
Q4 2022$2.1B258Jan 26, 202313F-HRchanges · EDGAR ↗
Q3 2022$1.9B256Oct 20, 202213F-HRchanges · EDGAR ↗
Q2 2022$2.0B264Aug 10, 202213F-HRchanges · EDGAR ↗
Q1 2022$2.3B264May 16, 202213F-HRchanges · EDGAR ↗
Q4 2021$2.5B262Jan 31, 202213F-HRchanges · EDGAR ↗
Q3 2021$2.3B254Nov 12, 202113F-HRchanges · EDGAR ↗
Q2 2021$2.3B256Aug 19, 202113F-HRchanges · EDGAR ↗
Q1 2021$1.6B254May 14, 202113F-HRchanges · EDGAR ↗
Q4 2020$1.4B241Feb 5, 202113F-HRchanges · EDGAR ↗
Q3 2020$1.1B216Nov 10, 202013F-HRchanges · EDGAR ↗
Q2 2020$937M215Aug 10, 202013F-HRchanges · EDGAR ↗
Q1 2020$709M203May 8, 202013F-HRchanges · EDGAR ↗
Q4 2019$858M210Jan 28, 202013F-HRchanges · EDGAR ↗
Q3 2019$810M186Nov 7, 201913F-HRchanges · EDGAR ↗
Q2 2019$803M182Jul 26, 201913F-HRchanges · EDGAR ↗
Q1 2019$770M184May 3, 201913F-HRchanges · EDGAR ↗
Q4 2018$686M185Jan 25, 201913F-HRchanges · EDGAR ↗

13F filings are due up to 45 days after quarter end, so holdings shown here lag the fund’s current book. Source: original SEC filing on EDGAR ↗.