13F Insight
DOSSIER · 13F-HR · Q1 2026

First Long Island Investors, LLC

$1.2B in tracked AUM across 70 positions as of Q1 2026.

FL
CIK 0001490429 · last filed Mar 31, 2026
Total AUM
$1.2B
as of Q1 2026
Holdings
70
—
positions
Whale Score
57
57
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026

First Long Island Investors, LLC filed its latest 13F-HR for Q1 2026. See the latest holdings and position changes below.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
NVDA
NVIDIA CORPORATION COM
$60M346K4.9%02
MSFT
MICROSOFT CORP COM
$59M160K4.8%03
AMZN
AMAZON COM INC COM
$57M275K4.6%04
PH
PARKER HANNIFIN CORP COM
$54M60K4.4%05
GOOGL
ALPHABET INC CAP STK CL A
$50M174K4.1%06
APH
AMPHENOL CORP NEW CL A
$46M361K3.7%07
V
VISA INC COM CL A
$43M143K3.5%08
LLY
LILLY ELI & CO COM
$41M44K3.3%09
TSM
TAIWAN SEMICONDUCTOR MFG LTD S
$40M117K3.2%10
ABT
ABBOTT LABS COM
$39M382K3.2%

Filing history

2026Q1Mar 31
$1.2B▼ 9.6%
70 positionsView →2025Q4Dec 31
$1.4B▲ 1.4%
74 positionsView →2025Q3Sep 30
$1.3B▲ 5.6%
69 positionsView →2025Q2Jun 30
$1.3B▲ 5.0%
65 positionsLocked2025Q1Mar 31
$1.2B▼ 3.5%
65 positionsLocked2024Q4Dec 31
$1.3B▼ 0.9%
66 positionsLocked2024Q3Sep 30
$1.3B▲ 7.3%
69 positionsLocked2024Q2Jun 30
$1.2B▼ 1.6%
66 positionsLocked2024Q1Mar 31
$1.2B▲ 6.6%
64 positionsLocked2023Q4Dec 31
$1.1B▲ 9.0%
60 positionsLocked2023Q3Sep 30
$1.0B▼ 0.8%
59 positionsLocked2023Q2Jun 30
$1.0B▲ 5.8%
59 positionsLocked
Showing 12 of 61