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ACK Asset Management LLC
hedge fundUpdated 28 days agoManaged by Ack Asset Management Llc • Latest filing Q2 2026
Portfolio value
$856.3M
Q2 2026
Filings
14
Quarterly 13F history
Top-10 concentration
100.0%
Weight of largest holdings
Annualized return
10.6%
Implied from 13F holdings
Portfolio value history
13F-disclosed portfolio value over 14 quarters
Show data table
| Period | Portfolio value |
|---|---|
| Q1 2023 | $655.1M |
| Q2 2023 | $802.9M |
| Q3 2023 | $688.2M |
| Q4 2023 | $831.3M |
| Q1 2024 | $858.3M |
| Q2 2024 | $810.3M |
| Q3 2024 | $809.2M |
| Q4 2024 | $746.4M |
| Q1 2025 | $609M |
| Q2 2025 | $761.4M |
| Q3 2025 | $799.1M |
| Q4 2025 | $796.8M |
| Q1 2026 | $801.1M |
| Q2 2026 | $856.3M |
Top holdings
21 positions as of Q2 2026
| # | Stock | Value | Shares | % Portfolio | Change |
|---|---|---|---|---|---|
| 1 | W WMS WMS | $61.2M | 390.0K | 7.15% | — |
| 2 | H HLIO HLIO | $60.8M | 681.0K | 7.10% | — |
| 3 | L LFUS LFUS | $56.9M | 125.0K | 6.65% | — |
| 4 | J JHIUF JHX | $55M | 2.10M | 6.42% | — |
| 5 | G GTX GTX | $54.3M | 1.50M | 6.35% | — |
| 6 | C CNM CNM | $52.6M | 1.09M | 6.14% | — |
| 7 | E EXP EXP | $49.5M | 220.0K | 5.78% | — |
| 8 | A AZZ ATS | $43.2M | 1.50M | 5.04% | — |
| 9 | A ASTE ASTE | $42.2M | 690.3K | 4.93% | — |
| 10 | M MTRN MTRN | $40.1M | 135.0K | 4.69% | — |
| 11 | B BWA BWA | $39.8M | 600.0K | 4.65% | — |
| 12 | ? N/A DNOW | $38.9M | 3.00M | 4.54% | — |
| 13 | M MBC MBC | $38.1M | 3.70M | 4.45% | — |
| 14 | S SITE SITE | $37.8M | 330.0K | 4.41% | — |
| 15 | L LVS SWIM | $36.6M | 5.66M | 4.28% | — |
| 16 | E EMO CLFD | $32.2M | 810.2K | 3.76% | — |
| 17 | S ST ST | $28.6M | 600.0K | 3.35% | — |
| 18 | ? N/A AERO-SWX | $28.5M | 1.08M | 3.32% | — |
| 19 | S SHLS SHLS | $22.3M | 2.25M | 2.61% | — |
| 20 | E EQPT EQPT | $20.9M | 1.06M | 2.44% | — |