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Grassi Investment Management

Location
SANTA CLARA, CA
Portfolio Value
Mid $1,116,766,682
Diversification
Diversified
Filing Date
Global Rank
#1,578 / 7,991 ▲ 36
Top Industry
Semiconductors 25.6%
3Y Alpha vs SPY
+4.3%
Period ended 12 months ago
Filed Jul 21, 2025 · 11mo
22 quarters · since Mar 2020

Clone Performance

Jun 2023–Jun 2026 · vs SPY

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

Cloned portfolio
+95.8%
SPY
+76.3%
Annualised alpha
+4.3%
Max drawdown
−22.0%

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

95 positions · as of Jun 30, 2025 · Δ vs Mar 31, 2025
Top Position
23.4%
+4.9 pts
Top 5
46.6%
+3.6 pts
Top 10
59.1%
+2.5 pts
HHI
759
Sep 2022 → Jun 2025 · range 289 – 759
Diversified+176

Portfolio Trend

22 quarters · across all stocks

Sector Breakdown

As of Jun 30, 2025
Sector % Portfolio Value
Technology 50.3% $562,175,159
Financial Services 12.2% $136,270,442
Healthcare 10.5% $117,647,023
Industrials 7.5% $84,260,634
Real Estate 4.9% $55,235,775
Consumer Defensive 4.4% $49,496,310
Consumer Cyclical 4.1% $46,297,334
Basic Materials 2.1% $23,131,947
Communication Services 1.7% $19,303,288
Energy 1.2% $13,185,061
Unclassified 0.6% $7,007,731
Utilities 0.2% $2,755,978

Last Quarter's Activity

Export CSV
Jun 30, 2025 vs Mar 31, 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
3 positions
Ticker Shares Value Open

Sold Out

Positions the filer fully exited
1 positions
Ticker Shares Value Open

Portfolio Positions

Export CSV View 13F filing
95 positions · $1,116,766,682 total · as of Jun 30, 2025
Showing 1–50 of 95 positions by value · page 1 of 2
Ticker Company Shares Value (USD) % of Portfolio History