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OAK RIDGE INVESTMENTS LLC

Location
Chicago, IL
Portfolio Value
Mid $1,621,748,150
Diversification
Diversified
Filing Date
Global Rank
#1,502 / 8,700 ▲ 222
Top Industry
Semiconductors 28.5%
Period ended 2 months ago
Filed Jul 21, 2026 · 54d
26 quarters · since Mar 2020

Portfolio Concentration

167 tracked positions · as of Jun 30, 2026 · Δ vs Mar 31, 2026
Top Position
12.7%
+0.6 pts
Top 5
32.6%
−9.3 pts
Top 10
48.1%
−10.3 pts
HHI
357
Sep 2023 → Jun 2026 · range 313 – 509
Diversified−114

Portfolio Trend

26 quarters · across all stocks

Sector Breakdown

As of Jun 30, 2026
Sector % Portfolio Value
Technology 55.7% $902,819,066
Industrials 11.4% $185,625,576
Healthcare 11.0% $178,762,667
Consumer Cyclical 7.6% $123,913,466
Communication Services 6.6% $107,054,904
Financial Services 4.7% $76,680,094
Consumer Defensive 2.1% $33,933,391
Energy 0.3% $5,432,880
Basic Materials 0.3% $5,318,541
Utilities 0.1% $1,600,660
Real Estate 0.0% $606,905

Last Quarter's Activity

Export CSV
Jun 30, 2026 vs Mar 31, 2026

Added To

Positions the filer increased
25 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
20 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
25 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
167 tracked positions · $1,621,748,150 total · as of Jun 30, 2026
Showing 1–50 of 167 positions by value · page 1 of 4
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.