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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 3 months ago
Filed Jul 21, 2026 · 56d
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
37,548 $1,405,046

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.