We are live on ! Find out more
AAM

ACK Asset Management Portfolio holdings

AUM $801M
1-Year Est. Return 60.42%
This Fund
S&P 500
This Quarter Est. Return
-8%
1 Year Est. Return
+60.42%
3 Year Est. Return
+99.73%
5 Year Est. Return
+138.79%
10 Year Est. Return
+1,118.13%
AUM
$609M
AUM Growth
-$137M
Cap. Flow
-$60.2M
Cap. Flow %
-9.88%
Top 10 Hldgs %
73.24%
Holding
25
New
3
Increased
3
Reduced
13
Closed
5

Top Buys

Rank Stock Value
1
SITE icon
SiteOne Landscape Supply
SITE
+$13.3M
2
MRC
MRC Global
MRC
+$13.1M
3
MYRG icon
MYR Group
MYRG
+$10.5M
4
LASR icon
nLIGHT
LASR
+$7.59M
5
MTRX icon
Matrix Service
MTRX
+$56.2K

Top Sells

Rank Stock Value
1
ESI icon
Element Solutions
ESI
+$19.1M
2
NEOG icon
Neogen
NEOG
+$14.7M
3
APTV icon
Aptiv
APTV
+$14.5M
4
BWA icon
BorgWarner
BWA
+$11.2M
5
DY icon
Dycom Industries
DY
+$10.8M

Sector Composition

Rank Sector Weight
1 Industrials 71.98%
2 Technology 10.05%
3 Materials 6.15%
4 Utilities 3.29%
5 Energy 2.95%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake
Capital Flow
DY icon
1
Dycom Industries
DY
$12.5B
$58.3M 9.58%
382,800
-62,700
-14% -$10.8M
ENS icon
2
EnerSys
ENS
$7.13B
$57.2M 9.39%
624,324
-46,700
-7% -$4.56M
MTZ icon
3
MasTec
MTZ
$26.6B
$54M 8.87%
462,700
-69,100
-13% -$9.32M
ATS icon
4
ATS Corp
ATS
$2.63B
$50.2M 8.24%
2,013,196
-80,000
-4% -$2.23M
ATRO icon
5
Astronics
ATRO
$3.37B
$49.8M 8.18%
2,472,000
JBTM
6
JBT Marel
JBTM
$6.96B
$45.2M 7.42%
369,800
-30,200
-8% -$3.82M
MTRN icon
7
Materion
MTRN
$5.09B
$37.5M 6.15%
459,200
-35,600
-7% -$3.35M
ROG icon
8
Rogers Corp
ROG
$2.35B
$34.9M 5.74%
517,500
-62,500
-11% -$5.38M
MYRG icon
9
MYR Group
MYRG
$6.17B
$31.6M 5.18%
279,100
+79,100
+40% +$10.5M
CECO icon
10
Ceco Environmental
CECO
$4.7B
$27.4M 4.5%
1,201,000
-71,000
-6% -$1.89M
MIR icon
11
Mirion Technologies
MIR
$3.9B
$23.5M 3.85%
1,618,356
-196,644
-11% -$3.09M
CLFD icon
12
Clearfield
CLFD
$411M
$20.4M 3.35%
687,200
-32,800
-5% -$1.1M
CTRI icon
13
Centuri Holdings
CTRI
$2.75B
$20M 3.29%
1,220,591
-79,409
-6% -$1.53M
MRC
14
DELISTED
MRC Global
MRC
$18M 2.95%
1,565,000
+1,015,000
+185% +$13.1M
MBC icon
15
MasterBrand
MBC
$1.1B
$17M 2.79%
1,302,500
-172,500
-12% -$2.62M
MTRX icon
16
Matrix Service
MTRX
$340M
$14.7M 2.42%
1,184,100
+4,199
+0.4% +$56.2K
GVA icon
17
Granite Construction
GVA
$5.38B
$14.4M 2.36%
190,700
-93,300
-33% -$7.79M
SITE icon
18
SiteOne Landscape Supply
SITE
$4.55B
$12.1M 1.99%
+100,000
New +$13.3M
LASR icon
19
nLIGHT
LASR
$3.84B
$5.86M 0.96%
+754,000
New +$7.59M
APTV icon
20
Aptiv
APTV
$12.3B
-240,000
Closed -$14.5M
BWA icon
21
BorgWarner
BWA
$12.8B
-351,400
Closed -$11.2M
ESI icon
22
Element Solutions
ESI
$9.13B
-750,000
Closed -$19.1M
NEOG icon
23
Neogen
NEOG
$2.22B
-1,206,796
Closed -$14.7M
TRNS icon
24
Transcat
TRNS
$805M
-45,000
Closed -$4.76M

Similar funds

ACK Asset Management's Q1 2025 Portfolio in Review

As of Q1 2025, ACK Asset Management held 25 positions worth $609M, down 18% from $746M the previous quarter. Its ten largest holdings account for 73% of the portfolio.

ACK Asset Management withdrew a net $60.2M in Q1 2025, closing 5 positions and reducing 13 holdings. Its most notable exit was Element Solutions, an estimated $19.1M position sold in full.

By sector, the portfolio is most concentrated in Industrials at 72% of assets, up from 67% a quarter earlier, followed by Technology and Materials.

Against the trend, ACK Asset Management opened a new position in SiteOne Landscape Supply worth $12.1M.

  • ACK Asset Management's largest Q1 2025 buy was SiteOne Landscape Supply: 100,000 shares worth $12.1M.
  • ACK Asset Management added most to MRC Global in Q1 2025, an estimated $13.1M increase.
  • ACK Asset Management's biggest Q1 2025 reduction was Dycom Industries, cutting an estimated $10.8M.
  • ACK Asset Management fully exited Element Solutions in Q1 2025, selling an estimated $19.1M.
  • ACK Asset Management's ten largest holdings make up 73% of its $609M portfolio in Q1 2025.
  • ACK Asset Management opened 3 new positions and closed 5 in Q1 2025.
  • ACK Asset Management's portfolio value fell 18% quarter-over-quarter to $609M.

Based on ACK Asset Management's 13F filing for Q1 2025, filed 13 May 2025.