First Long Island Investors, LLC

CIK 0001490429 · Q1 2026

13F Equity AUM

$1.2B

-9.6% QoQ

Positions

-4 QoQ

AUM Rank

#2,467

Top 20%

Skill Alpha (FF)

-0.7%/yr^ns

No Clear Edge

Rank #3,236 · Top 39%

vs S&P -2.2%/yr (unadj.)

Quarters Tracked

~13 years

Portfolio Concentration

Top 5: 22.8%Top 10: 39.7%Top 20: 64.1%

NVDA4.9%

MSFT4.8%

AMZN4.6%

PH4.4%

GOOGL4.1%

APH3.7%

V3.5%

LLY3.3%

TSM3.2%

ABT3.2%

Others (60)60.3%

HHI (Herfindahl-Hirschman Index) measures portfolio concentration. Low (<1500) = diversified, Moderate (1500-2500), High (>2500) = concentrated bets.

Sector Allocation

Technology28.6%

Financial Services15.8%

Healthcare15.6%

Consumer Cyclical12.0%

Industrials11.8%

Communication Services9.4%

Utilities2.1%

Consumer Staples2.1%

Other2.6%

Portfolio weight by GICS sector based on latest 13F filing. Sectors below 2% are grouped as “Other.”

Position Sizing

Positions: 70Median: 1.21%Avg: 1.43%

0–0.5%

23(1.3%)

0.5–1%

5(4.0%)

1–3%

32(55.0%)

3–5%

10(39.7%)

5%+

0(0.0%)

Count of positions per weight bucket — (%) = combined portfolio weight

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Portfolio Overlap

Shared: 66Unique: 4vs 20 funds

0.9%Low

Fund positions

7,299

Consensus CUSIPs

Jaccard similarity of this fund’s portfolio vs the consensus of top 20 funds by AUM. Low (<15%) = contrarian, Moderate (15-40%), High (>40%) = follows the crowd.

Most Similar Funds

Top 9 benchmark funds with highest portfolio overlap (Jaccard similarity)

FMR LLC

2.3%

MORGAN STANLEY

1.3%

JPMORGAN CHASE & CO

1.4%

BANK OF AMERICA CORP /DE/

1.4%

BlackRock, Inc.

1.6%

VANGUARD CAPITAL MANAGEMENT LLC

1.8%

STATE STREET CORP

1.8%

GEODE CAPITAL MANAGEMENT, LLC

1.8%

VANGUARD PORTFOLIO MANAGEMENT LLC

2.1%

Jaccard similarity per fund: shared CUSIPs / (fund A + fund B − shared). Higher values indicate more similar portfolios.

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Position Changes This Quarter

New5Increased11Decreased37Exited9

New Positions

LONDON STOCK EXCHANG…1.2%

+485K

GEV0.7%

+10K

SNPS0.7%

+21K

AZN0.0%

+2K

MSI0.0%

+488

Increased

APH3.7%

+104K(+41%)

UBER1.6%

+47K(+20%)

AAPL2.4%

+42K(+58%)

V3.5%

+39K(+38%)

SPOT1.0%

+14K(+120%)

FICO1.4%

+10K(+198%)

COF0.9%

+9K(+19%)

CNR1.3%

+9K(+6%)

PAYX0.9%

+8K(+6%)

INTU1.1%

+3K(+11%)

Decreased

ADP1.8%

-82,299(-43%)

NFLX0.8%

-63,930(-40%)

ABT3.2%

-44,024(-10%)

CDNS0.4%

-35,313(-68%)

ZTS1.0%

-22,765(-17%)

AMZN4.6%

-12,158(-4%)

GOOGL4.1%

-8,581(-5%)

FAST1.9%

-5,782(-1%)

USB1.3%

-3,006(-1%)

4I12.1%

-1,922(-1%)

Exited

-63,269

-47,546

-121,197

-230,842

-25,140

-1,850

-3,841

-504

-698

Quarter-over-quarter changes compared to prior 13F filing. New = first appearance; Exited = no longer held.

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Holdings

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