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MARCO INVESTMENT MANAGEMENT LLC

Location
ATLANTA, GA
Portfolio Value
Mid $1,213,160,810
Diversification
Diversified
Filing Date
Global Rank
#1,587 / 8,607 ▲ 12 · as of Mar 2026
Top Industry
Semiconductors 14.4%
3Y Alpha vs SPY
-0.6%
Period ended 3 months ago
Filed May 8, 2026 · 2mo
25 quarters · since Mar 2020

Clone Performance

Jul 2023–Jul 2026 · vs SPY

Hypothetical growth of cloning every reported 13F position and rebalancing on each filing, indexed to the same start.

Cloned portfolio
+72.6%
SPY
+75.9%
Annualised alpha
-0.8%
Max drawdown
−19.3%

Estimate. 13F holdings are quarter-lagged and long-only, so the clone rebalances about 45 days after each period end — when the filing becomes public — and excludes options and short positions. Past performance does not predict future results.

Portfolio Concentration

194 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025
Top Position
8.2%
−0.8 pts
Top 5
25.1%
−0.4 pts
Top 10
37.9%
−1.3 pts
HHI
240
Jun 2023 → Mar 2026 · range 182 – 258
Diversified−17

Portfolio Trend

25 quarters · across all stocks

Sector Breakdown

As of Mar 31, 2026
Sector % Portfolio Value
Technology 29.9% $362,283,508
Healthcare 14.2% $171,669,477
Industrials 12.6% $153,041,464
Financial Services 11.1% $134,235,620
Consumer Defensive 8.8% $106,289,836
Consumer Cyclical 7.9% $96,165,014
Energy 6.2% $75,084,626
Communication Services 3.8% $46,022,027
Unclassified 2.3% $28,006,226
Basic Materials 2.1% $25,915,286
Utilities 0.6% $7,550,783
Real Estate 0.6% $6,896,943

Last Quarter's Activity

Export CSV
Mar 31, 2026 vs Dec 31, 2025

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
7 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
5 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
194 positions · $1,213,160,810 total · as of Mar 31, 2026
Showing 1–50 of 194 positions by value · page 1 of 4
Ticker Company Shares Value (USD) % of Portfolio History