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O'Brien Wealth Partners LLC

Location
Waltham, MA
Portfolio Value
Small $724,518,167
Diversification
Diversified
Filing Date
Global Rank
#2,835 / 8,818 ▼ 50 · as of Dec 2025
Top Industry
Consumer Electronics 29.1%
3Y Alpha vs SPY
-4.4%
Period ended 8 months ago
Filed Jan 22, 2026 · 8mo
24 quarters · since Mar 2020

Clone Performance

Sep 2023–Jul 2026 · vs SPY

Hypothetical growth of buying every stock this filer reported holding, rebalancing on each filing and indexed to the same start. Option positions cannot be bought this way and are left out.

Cloned portfolio
+47.1%
SPY
+68.5%
Annualised alpha
-5.6%
Max drawdown
−15.3%

Estimate. 13F holdings are quarter-lagged, so the clone rebalances about 45 days after each period end — when the filing becomes public — and it excludes option and short positions. Returns use comparable raw closes and exclude dividends. Captured split ratios restate closes onto one basis; only an unusable ratio can exclude earlier closes for that listing. It tracks 100% of reported value on average across 11 quarters.O'Brien Wealth Partners LLC has stopped filing, so the simulation ends in Jul 2026 — where its last reported portfolio went stale — rather than trading that portfolio forward to today. Past performance does not predict future results.

Portfolio Concentration

79 tracked positions · as of Dec 31, 2025 · Δ vs Sep 30, 2025
Top Position
18.3%
−0.3 pts
Top 5
63.9%
−0.3 pts
Top 10
88.9%
−0.2 pts
HHI
1,053
Mar 2023 → Dec 2025 · range 1,053 – 2,079
Diversified−7

Portfolio Trend

24 quarters · across all stocks

Sector Breakdown

As of Dec 31, 2025
Sector % Portfolio Value
Unclassified 94.1% $681,987,342
Technology 2.6% $18,648,860
Healthcare 0.9% $6,339,401
Consumer Cyclical 0.8% $5,745,106
Financial Services 0.5% $3,945,961
Communication Services 0.5% $3,893,443
Industrials 0.4% $2,790,439
Consumer Defensive 0.1% $550,214
Basic Materials 0.1% $527,387
Energy 0.0% $88,810
Utilities 0.0% $1,204

Last Quarter's Activity

Export CSV
Dec 31, 2025 vs Sep 30, 2025

Added To

Positions the filer increased
16 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
25 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
8 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
8 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
79 tracked positions · $724,518,167 total · filing declares 110 positions · $756,234,825 · as of Dec 31, 2025
Showing 1–50 of 79 positions by value · page 1 of 2
Ticker Company Shares Value (USD) % of Portfolio History

Covers the securities this platform tracks: U.S.-listed common stock and the put/call positions reported on it. A 13F can also report security types outside that coverage — preferred shares, bonds, warrants, untracked share classes — so the filing's own declared total can exceed the figures above. The source filing is linked at the top of this table.