ACK Asset Management LLC
CIK 0001510940
Annualised vol
0.971613%
Beta
0.006251
HHI
522.752704
Top-10 weight
60.24346%
VaR 95%
0.073039%
VaR 99%
0.187958%
Max drawdown
1.741962%
Matched value
4.543825%
Returns of reported holdings
Loading returns…
Position changes vs prior quarter
What the latest 13F shows bought and sold against the quarter before, by share count.
Holdings (latest quarter)
| Ticker | Change | Issuer | Class | CUSIP | Value ($) | Weight % | Shares |
|---|---|---|---|---|---|---|---|
| - | WMS | COM | 00790R104 | 61,214,400 | 7.15 | 390000.0 | |
| - | HLIO | COM | 42328H109 | 60,779,250 | 7.1 | 681000.0 | |
| - | LFUS | COM | 537008104 | 56,916,250 | 6.65 | 125000.0 | |
| - | JHX | COM | G4253H101 | 54,978,000 | 6.42 | 2100000.0 | |
| - | GTX | COM | 366505105 | 54,345,000 | 6.35 | 1500000.0 | |
| - | CNM | COM | 21874C102 | 52,592,500 | 6.14 | 1090000.0 | |
| - | EXP | COM | 26969P108 | 49,500,000 | 5.78 | 220000.0 | |
| - | ATS | COM | 00217Y104 | 43,170,000 | 5.04 | 1500000.0 | |
| - | ASTE | COM | 046224101 | 42,237,988 | 4.93 | 690276.0 | |
| - | MTRN | COM | 576690101 | 40,147,650 | 4.69 | 135000.0 | |
| - | BWA | COM | 099724106 | 39,840,000 | 4.65 | 600000.0 | |
| DNOW | NEW | DNOW | COM | 67011P100 | 38,910,000 | 4.54 | 3000000.0 |
| - | MBC | COM | 57638P104 | 38,073,000 | 4.45 | 3700000.0 | |
| - | SITE | COM | 82982L103 | 37,755,300 | 4.41 | 330000.0 | |
| - | SWIM | COM | 51819L107 | 36,620,200 | 4.28 | 5660000.0 | |
| - | CLFD | COM | 18482P103 | 32,237,858 | 3.76 | 810200.0 | |
| - | ST | COM | G8060N102 | 28,644,000 | 3.34 | 600000.0 | |
| - | AERO-SWX | COM | H55555108 | 28,460,408 | 3.32 | 1082500.0 | |
| - | SHLS | COM | 82489W107 | 22,324,500 | 2.61 | 2255000.0 | |
| - | EQPT | COM | 29445S100 | 20,934,558 | 2.44 | 1064830.0 | |
| - | MEI | COM | 591520200 | 16,646,175 | 1.94 | 877500.0 |
Quarterly portfolios
| Period | Filed | Value ($) | Positions | Vol % | Beta | Max DD % |
|---|---|---|---|---|---|---|
| 2026-06-30 | 2026-08-13 | 856,327,037 | 21 | 0.971613 | 0.006251 | 1.741962 |
| 2026-03-31 | 2026-05-15 | 801,144,828 | 20 | 0.372692 | 0.001974 | 0.69562 |
| 2025-12-31 | 2026-02-13 | 796,756,840 | 23 | |||
| 2025-09-30 | 2025-11-14 | 799,134,177 | 20 | |||
| 2025-03-31 | 2025-05-13 | 608,959,302 | 20 | 10.506789 | 0.211487 | 15.938113 |
| 2024-12-31 | 2025-02-13 | 746,424,192 | 22 |