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Senator Investment Group LP

Location
New York, NY
Portfolio Value
Mid $2,094,994,342
Diversification
Diversified
Filing Date
Global Rank
#1,156 / 8,605 ▼ 78 · as of Mar 2026
Top Industry
Semiconductors 14.0%
3Y Alpha vs SPY
+2.9%
Period ended 3 months ago
Filed May 13, 2026 · 57d
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
+90.8%
SPY
+76.5%
Annualised alpha
+3.2%
Max drawdown
−24.2%

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

57 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025
Top Position
6.9%
−7.9 pts
Top 5
28.2%
−5.5 pts
Top 10
47.8%
−4.5 pts
HHI
337
Jun 2023 → Mar 2026 · range 264 – 647
Diversified−122

Portfolio Trend

25 quarters · across all stocks

Sector Breakdown

As of Mar 31, 2026
Sector % Portfolio Value
Industrials 23.6% $495,071,990
Technology 20.9% $437,120,101
Consumer Cyclical 14.4% $301,085,826
Financial Services 11.4% $239,784,796
Healthcare 9.2% $191,783,180
Communication Services 8.5% $178,653,607
Basic Materials 6.5% $136,351,764
Energy 3.1% $65,570,499
Utilities 1.4% $29,579,381
Unclassified 0.9% $18,706,410
Consumer Defensive 0.1% $1,286,788

Last Quarter's Activity

Export CSV
Mar 31, 2026 vs Dec 31, 2025

Added To

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

Trimmed

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

New Positions

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

Sold Out

Positions the filer fully exited
14 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
57 positions · $2,094,994,342 total · as of Mar 31, 2026
Showing 1–50 of 57 positions by value · page 1 of 2
Ticker Company Shares Value (USD) % of Portfolio History