SEC 13F Intelligence

Managers / Q3 2025 · view latest →

Winthrop Advisory Group LLC

CIK 0001739043 · 321 COLUMBUS AVE, 3RD FLOOR, BOSTON, MA, 02116 · 6175301010

Reported Value
$1.1B
Q3 2025
Positions
191
Filings on Record
34
2019–present window
Filed
Oct 24, 2025
original filing

Summary

Winthrop Advisory Group Llc reported $1.1B in U.S.-listed holdings across 191 positions for Q3 2025.

Its largest position, ITOT, represents 11.5% of the portfolio.

Compared with Q2 2025, the fund opened 18 new positions and exited 8.

Reported Value by Quarter

13F Reported Value
Q4 ’18: $197MQ4 ’18Q1 ’19: $227MQ2 ’19: $239MQ3 ’19: $253MQ4 ’19: $278MQ4 ’19Q1 ’20: $250MQ2 ’20: $283MQ3 ’20: $326MQ4 ’20: $382MQ4 ’20Q1 ’21: $406MQ2 ’21: $444MQ3 ’21: $449MQ4 ’21: $498MQ4 ’21Q1 ’22: $480MQ2 ’22: $426MQ3 ’22: $467MQ4 ’22: $528MQ4 ’22Q1 ’23: $566,151Q2 ’23: $527MQ3 ’23: $609MQ4 ’23: $640MQ4 ’23Q1 ’24: $691MQ2 ’24: $736MQ3 ’24: $809MQ4 ’24: $833MQ4 ’24Q1 ’25: $832MQ2 ’25: $1.0BQ3 ’25: $1.1BQ4 ’25: $1.2BQ4 ’25Q1 ’26: $1.2Bfilingsflow.com

Portfolio Composition

By security type

Composition data arrives with ticker enrichment.

Quarter-over-Quarter Changes full breakdown →

Holdings — Q3 2025

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#IssuerClass% PortfolioValueShares

Filing History

QuarterReported ValuePositionsFiledTypeLinks
Q1 2026$1.2B283Apr 13, 202613F-HRchanges · EDGAR ↗
Q4 2025$1.2B275Jan 21, 2026RESTATEMENTchanges · EDGAR ↗
Q3 2025$1.1B191Oct 24, 202513F-HRchanges · EDGAR ↗
Q2 2025$1.0B181Jul 23, 202513F-HRchanges · EDGAR ↗
Q1 2025$832M156Apr 8, 202513F-HRchanges · EDGAR ↗
Q4 2024$833M156Jan 13, 202513F-HRchanges · EDGAR ↗
Q3 2024$809M153Oct 31, 202413F-HRchanges · EDGAR ↗
Q2 2024$736M144Jul 18, 2024RESTATEMENTchanges · EDGAR ↗
Q1 2024$691M141Apr 17, 202413F-HRchanges · EDGAR ↗
Q4 2023$640M140Jan 10, 202413F-HRchanges · EDGAR ↗
Q3 2023$609M127Nov 3, 202313F-HRchanges · EDGAR ↗
Q2 2023$527M123Aug 3, 2023RESTATEMENTchanges · EDGAR ↗
Q1 2023$566,151129Apr 17, 202313F-HRchanges · EDGAR ↗
Q4 2022$528M124Jan 18, 202313F-HRchanges · EDGAR ↗
Q3 2022$467M115Nov 4, 202213F-HRchanges · EDGAR ↗
Q2 2022$426M121Jul 21, 202213F-HRchanges · EDGAR ↗
Q1 2022$480M138Apr 13, 202213F-HRchanges · EDGAR ↗
Q4 2021$498M140Jan 12, 202213F-HRchanges · EDGAR ↗
Q3 2021$449M140Oct 14, 202113F-HRchanges · EDGAR ↗
Q2 2021$444M133Jul 14, 202113F-HRchanges · EDGAR ↗
Q1 2021$406M133Apr 23, 202113F-HRchanges · EDGAR ↗
Q4 2020$382M132Jan 25, 202113F-HRchanges · EDGAR ↗
Q3 2020$326M116Oct 20, 202013F-HRchanges · EDGAR ↗
Q2 2020$283M93Jul 17, 202013F-HRchanges · EDGAR ↗
Q1 2020$250M88Apr 17, 202013F-HRchanges · EDGAR ↗
Q4 2019$278M101Jan 6, 202013F-HRchanges · EDGAR ↗
Q3 2019$253M96Oct 10, 201913F-HRchanges · EDGAR ↗
Q2 2019$239M87Jul 17, 201913F-HRchanges · EDGAR ↗
Q1 2019$227M93Apr 23, 201913F-HRchanges · EDGAR ↗
Q4 2018$197M86Jan 15, 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 ↗.