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

ALPINE ASSOCIATES MANAGEMENT INC.

$1.7B in tracked AUM across 70 positions as of Q1 2026.

AA
CIK 0001396835 · last filed Mar 31, 2026
Total AUM
$1.7B
as of Q1 2026
Holdings
70
—
positions
Whale Score
64
64
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026

Portfolio Overview

ALPINE ASSOCIATES MANAGEMENT INC. has undergone a significant transformation in the quarter ending September 30, 2025. The firm executed a massive portfolio rotation, reducing total assets under management (AUM) by 54.5%, from approximately $1.87 billion to $852.33 million. This reduction was not merely due to market depreciation but was driven by a drastic overhaul of the fund's composition. The manager exited 39 positions and initiated 28 new ones, resulting in a turnov...

Key Holdings

The portfolio is currently led by Chart Industries (GTLS), which constitutes nearly 12% of the portfolio ($101.9M). This position was aggressively increased by 590.3% during the quarter, signaling a strong conviction in the industrial gas and energy equipment sector. The second and third largest holdings, CyberArk Software ($98.64M) and Mr. Cooper Group ($86.58M), represent new positions that immediately became core holdings, making up 11.57% and 10.16% of the portfolio, respectively.

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
NSC
NORFOLK SOUTHN CORP
$133M464K7.9%02
AL
AIR LEASE CORP
$90M1.4M5.3%03
GTLS
CHART INDS INC
$89M429K5.2%04
EA
ELECTRONIC ARTS INC
$65M321K3.9%05
QRVO
QORVO INC
$62M802K3.7%06
UNF
UNIFIRST CORP MASS
$55M217K3.2%07
KVUE
KENVUE INC
$51M3.0M3.0%08
G9460G101
VALARIS LTD
$46M473K2.7%09
SLAB
SILICON LABORATORIES INC
$46M222K2.7%10
ACLX
ARCELLX INC
$43M378K2.6%

Filing history

2026Q1Mar 31
$1.7B▲ 12.8%
70 positionsView →2025Q4Dec 31
$1.5B▲ 76.4%
67 positionsView →2025Q3Sep 30
$852M▼ 54.5%
39 positionsView →2025Q2Jun 30
$1.9B▲ 66.7%
50 positionsLocked2025Q1Mar 31
$1.1B▼ 31.8%
28 positionsLocked2024Q4Dec 31
$1.6B▼ 24.5%
43 positionsLocked2024Q3Sep 30
$2.2B▲ 4.4%
49 positionsLocked2024Q2Jun 30
$2.1B▼ 18.5%
43 positionsLocked2024Q1Mar 31
$2.6B▲ 31.6%
40 positionsLocked2023Q4Dec 31
$2.0B▲ 2.1%
37 positionsLocked2023Q3Sep 30
$1.9B▼ 14.1%
35 positionsLocked2023Q2Jun 30
$2.2B▲ 18.6%
38 positionsLocked
Showing 12 of 45