Institutional Manager · CIK 0001739043
Winthrop Advisory Group LLC
BOSTON, MA · File #028-18734
Latest AUM
$1.18B
Positions
188
Top-10 Concentration
70.2%
Filings
16
Sector Allocation
Filing History
View all filings →- 13F HOLDINGS REPORTQ/E Dec 2025188 pos · $1.18B
- 13F HOLDINGS REPORT (Amended)Q/E Dec 2025275 pos · $1.18B
- 13F HOLDINGS REPORTQ/E Sep 2025191 pos · $1.14B
- 13F HOLDINGS REPORTQ/E Jun 2025181 pos · $1.04B
- 13F HOLDINGS REPORTQ/E Mar 2025156 pos · $831.9M
- 13F HOLDINGS REPORTQ/E Dec 2024156 pos · $833.3M
- 13F HOLDINGS REPORTQ/E Sep 2024153 pos · $890.0M
- 13F HOLDINGS REPORTQ/E Jun 2024145 pos · $736.7M
- 13F HOLDINGS REPORT (Amended)Q/E Jun 2024144 pos · $735.6M
- 13F HOLDINGS REPORTQ/E Mar 2024141 pos · $691.3M
- 13F HOLDINGS REPORTQ/E Dec 2023127 pos · $609.1M
- 13F HOLDINGS REPORT (Amended)Q/E Sep 2023123 pos · $527.3M
- 13F HOLDINGS REPORTQ/E Sep 2023134 pos · $623.6M
- 13F HOLDINGS REPORT (Amended)Q/E Sep 2023129 pos · $566.6M
- 13F HOLDINGS REPORTQ/E Jun 2023129 pos · $566.2M
- 13F HOLDINGS REPORTQ/E Mar 2023124 pos · $527,537
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | ISHARES TR | 464287150 | 918,312 | $136.5M | 12.43% |
| 2 | ISHARES TR | 464287200 | 181,625 | $124.4M | 11.32% |
| 3 | ISHARES TR | 464287622 | 247,833 | $92.6M | 8.42% |
| 4 | INVESCO QQQ TR | IVZ | 129,636 | $79.6M | 7.25% |
| 5 | ISHARES TR | 464288240 | 1,125,212 | $75.5M | 6.87% |
| 6 | VANGUARD INDEX FDS | 922908769 | 187,759 | $62.9M | 5.73% |
| 7 | SCHWAB STRATEGIC TR | 808524102 | 2,294,238 | $60.2M | 5.48% |
| 8 | ISHARES TR | 46434V878 | 1,177,437 | $59.6M | 5.42% |
| 9 | APPLE INC | AAPL | 156,657 | $42.6M | 3.88% |
| 10 | SPDR SERIES TRUST | 78464A805 | 455,439 | $37.6M | 3.42% |
| 11 | WISDOMTREE TR | WT | 255,277 | $22.8M | 2.08% |
| 12 | ISHARES TR | 464287614 | 47,966 | $22.7M | 2.07% |
| 13 | SPDR S&P 500 ETF TR | SPY | 28,550 | $19.5M | 1.78% |
| 14 | MICROSOFT CORP | MSFT | 39,675 | $19.2M | 1.75% |
| 15 | VANGUARD INDEX FDS | 922908652 | 90,608 | $18.9M | 1.72% |
| 16 | ISHARES TR | 464287507 | 228,413 | $15.1M | 1.37% |
| 17 | DIMENSIONAL ETF TRUST | 25434V708 | 322,510 | $12.8M | 1.16% |
| 18 | AMAZON COM INC | AMZN | 47,597 | $11.0M | 1.00% |
| 19 | SCHWAB STRATEGIC TR | 808524797 | 380,637 | $10.4M | 0.95% |
| 20 | VANGUARD MUN BD FDS | 922907746 | 194,004 | $9.8M | 0.89% |