DOSSIER · 13F-HR · Q1 2026

Engine Capital Management, LP

$828M in tracked AUM across 26 positions as of Q1 2026.

EC
CIK 0001665590 · last filed Mar 31, 2026
Total AUM
$828M
as of Q1 2026
Holdings
26
positions
Whale Score
66
66
tracked
Activity
no data
changes this Q
AI Analysis · Q1 2026

Portfolio Overview

Engine Capital Management, LP reported a significant expansion in its portfolio for the period ending September 30, 2025. The total portfolio value surged by 70.1%, rising from $473.45 million to $805.40 million. This substantial increase in Assets Under Management (AUM) is attributable not only to market performance but also to an aggressive capital deployment strategy, evidenced by the massive increase in position sizes within top holdings.

The portfolio remains highly...

Key Holdings

The portfolio is dominated by a few large, strategic bets:

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
AVTR
AVANTOR INC
$155M19.8M18.7%
02
NATL
NCR ATLEOS CORPORATION
$113M2.6M13.6%
03
SUNC
SUNOCOCORP LLC
$63M1.0M7.6%
04
DNOW
DNOW INC
$62M5.2M7.4%
05
BCO
BRINKS CO
$57M549K6.9%
06
KBR
KBR INC
$56M1.5M6.8%
07
OFIX
ORTHOFIX MED INC
$50M4.4M6.1%
08
NXST
NEXSTAR MEDIA GROUP INC
$36M199K4.3%
09
PRKS
UNITED PARKS & RESORTS INC
$34M1.0M4.1%
10
CMP
COMPASS MINERALS INTL INC
$34M1.4M4.1%

Filing history

2026Q1Mar 31
$828M 14.4%
26 positionsView →
2025Q4Dec 31
$724M 10.1%
28 positionsView →
2025Q3Sep 30
$805M 70.1%
20 positionsView →
2025Q2Jun 30
$473M 13.1%
28 positionsLocked
2025Q1Mar 31
$419M 23.4%
21 positionsLocked
2024Q4Dec 31
$547M 5.2%
36 positionsLocked
2024Q3Sep 30
$577M 8.1%
38 positionsLocked
2024Q2Jun 30
$534M 7.7%
36 positionsLocked
2024Q1Mar 31
$495M 18.3%
39 positionsLocked
2023Q4Dec 31
$606M 34.9%
38 positionsLocked
2023Q3Sep 30
$449M 8.9%
39 positionsLocked
2023Q2Jun 30
$413M 21.7%
38 positionsLocked
Showing 12 of 39