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

Aristotle Capital Boston, LLC

$1.6B in tracked AUM across 122 positions as of Q1 2026.

AC
CIK 0001633911 · last filed Mar 31, 2026
Total AUM
$1.6B
as of Q1 2026
Holdings
122
—
positions
Whale Score
56
56
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026

Aristotle Capital Boston, 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
AEIS
ADVANCED ENERGY INDS
$49M151K3.0%02
MTSI
MACOM TECH SOLUTIONS HLDGS I
$46M206K2.8%03
HASI
HA SUSTAINABLE INFRA CAP INC
$38M1.0M2.3%04
N00985106
AERCAP HOLDINGS NV
$35M252K2.1%05
AGI
ALAMOS GOLD INC
$34M759K2.1%06
HQY
HEALTHEQUITY INC
$33M397K2.1%07
HURN
HURON CONSULTING GROUP INC
$32M250K2.0%08
LFUS
LITTELFUSE INC
$30M87K1.8%09
ACIW
ACI WORLDWIDE INC
$27M661K1.7%10
ITRI
ITRON INC
$26M293K1.6%

Filing history

2026Q1Mar 31
$1.6B▼ 11.6%
122 positionsView →2025Q4Dec 31
$1.8B▲ 87.8%
125 positionsView →2025Q3Sep 30
$970M▼ 50.6%
64 positionsView →2025Q2Jun 30
$2.0B▼ 1.9%
127 positionsLocked2025Q1Mar 31
$2.0B▼ 25.9%
125 positionsLocked2024Q4Dec 31
$2.7B▼ 10.6%
127 positionsLocked2024Q3Sep 30
$3.0B▲ 1.6%
127 positionsLocked2024Q2Jun 30
$3.0B▼ 9.8%
126 positionsLocked2024Q1Mar 31
$3.3B▲ 0.7%
128 positionsLocked2023Q4Dec 31
$3.3B▲ 5.5%
131 positionsLocked2023Q3Sep 30
$3.1B▼ 6.9%
129 positionsLocked2023Q2Jun 30
$3.3B▲ 3.0%
133 positionsLocked
Showing 12 of 44