StockDriftsStockDriftsTop 50 Water Island Capital LLC Holdings
| Stock | Company | % Port. | Shares | Value | Activity | Ownership | Avg. Cost | Date |
|---|---|---|---|---|---|---|---|---|
| TMHC | TAYLOR MORRISON HOME CORP | 5.52% | 727.5K | $52.2M | new | $64.47(+12.37%) | 2026-06-30 | |
| EA | ELECTRONIC ARTS INC | 5.49% | 252.9K | $51.9M | +1.22%(+3.04K) | $195.50(+7.26%) | 2026-06-30 | |
| GTLS | CHART INDS INC | 5.25% | 237.6K | $49.6M | +25.09%(+47.66K) | $193.02(+8.74%) | 2026-06-30 | |
| PEN | PENUMBRA INC | 5.03% | 150.5K | $47.5M | +25.28%(+30.36K) | $320.11(+2.16%) | 2026-06-30 | |
| WBD | WARNER BROS DISCOVERY INC | 4.91% | 1.74M | $46.4M | +7.63%(+123.45K) | $25.45(+9.43%) | 2026-06-30 | |
| JHG | JANUS HENDERSON GROUP PLC | 4.9% | 890.9K | $46.3M | -3.40%(-31.36K) | $47.06(+10.39%) | 2026-06-30 | |
| NSC | NORFOLK SOUTHN CORP | 4.87% | 146.3K | $46.0M | +9.12%(+12.23K) | $280.58(+21.88%) | 2026-06-30 | |
| TXNM | TXNM ENERGY INC | 4.43% | 737.7K | $41.9M | +9.32%(+62.87K) | $56.38(+1.88%) | 2026-06-30 | |
| CZR | CAESARS ENTERTAINMENT INC NE | 4.19% | 1.31M | $39.6M | +4351.10%(+1.28M) | $27.77(+7.11%) | 2026-06-30 | |
| WBS | WEBSTER FINL CORP | 3.54% | 437.2K | $33.4M | +5.14%(+21.39K) | $66.47(+18.85%) | 2026-06-30 |
| Performance Metric | 3-Year Annualized | 3-Year Cumulative | 5-Year Annualized | 5-Year Cumulative |
|---|---|---|---|---|
| Top 20 Holdings Weighted | +2.91% | +9.00% | +0.51% | +2.59% |
| Top 20 Holdings Unweighted | +0.15% | +0.47% | -2.89% | -13.63% |
Water Island Capital LLC reports $1.08B in US-listed equity holdings across 75 positions in its most recent 13F filing. Its largest disclosed positions are TMHC (5.5%), EA (5.5%) and GTLS (5.3%). The top 20 holdings account for 76.43% of reported assets. Its disclosed equity book has returned +9.00% on a three-year cumulative basis. Figures reflect the Q2 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 Water Island Capital LLC’s Form 13F filings with the U.S. Securities and Exchange Commission (CIK 1222765). View Water Island Capital LLC’s 13F filings on SEC