StockDriftsStockDriftsTop 8 Chicago Capital Management LLC Holdings
| Stock | Company | % Port. | Shares | Value | Activity | Ownership | Avg. Cost | Date |
|---|---|---|---|---|---|---|---|---|
| ATKR | ATKORE INC | 8.54% | 130.5K | $9.4M | new | $85.40(+11.20%) | 2026-09-30 | |
| ITGR | INTEGER HLDGS CORP | 5% | 57.4K | $5.5M | new | $109.90(+15.34%) | 2026-09-30 | |
| HZO | MARINEMAX INC | 3.84% | 106.3K | $4.2M | new | $44.46(+17.86%) | 2026-09-30 | |
| FOURPRA | SHIFT4 PMTS INC | 1.12% | 25.1K | $1.2M | new | $55.79(-5.81%) | 2026-09-30 | |
| SOMN | SOUTHERN CO | 0.41% | 10.1K | $452K | new | $47.24(+1.38%) | 2026-09-30 | |
| NSTS | NSTS BANCORP INC | 0.29% | 29.0K | $315K | +0.00%(+0) | $12.64(+12.86%) | 2026-09-30 | |
| ACVA | ACV AUCTIONS INC | 0.24% | 33.2K | $264K | new | $8.81(+19.18%) | 2026-09-30 | |
| BLFS | BIOLIFE SOLUTIONS INC | 0.2% | 7.5K | $223K | new | $31.65(+21.97%) | 2026-09-30 |
| Performance Metric | 3-Year Annualized | 3-Year Cumulative | 5-Year Annualized | 5-Year Cumulative |
|---|---|---|---|---|
| Top 20 Holdings Weighted | +25.75% | +98.83% | +16.43% | +113.94% |
| Top 20 Holdings Unweighted | +21.75% | +80.48% | +10.50% | +64.76% |
Chicago Capital Management LLC reports $110.43M in US-listed equity holdings across 26 positions in its most recent 13F filing. Its largest disclosed positions are ATKR (8.5%), ITGR (5.0%) and HZO (3.8%). The top 20 holdings account for 19.64% of reported assets. Its disclosed equity book has returned +98.83% on a three-year cumulative basis. Figures reflect the Q3 2026 filing.
Portfolio changes
Every reported change this quarter, grouped by direction. The signal is in the rotation, not any single trade.
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Holdings on this page are parsed from Chicago Capital Management LLC’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1580162). View Chicago Capital Management LLC’s 13F filings on SEC