MacKay Shields LLC
111 holdingsFiling period: 2026-03-31Current AUM: $3.17Bestimated from latest prices
| # | Ticker | Company | Shares | Reported Value | Current Value | % Portfolio | Change | Date |
|---|---|---|---|---|---|---|---|---|
| 1 | LITE | LUMENTUM HLDGS INC | 26.79M | $143.6M | $145.8M | 4.60% | -3,251,000 | 2026-03-31 |
| 2 | WDC | WESTERN DIGITAL CORP | 15.48M | $110.8M | $223.2M | 7.04% | -3,406,000 | 2026-03-31 |
| 3 | AEIS | ADVANCED ENERGY INDS | 39.64M | $95.4M | $85.6M | 2.70% | -4,994,000 | 2026-03-31 |
| 4 | MIRM | MIRUM PHARMACEUTICALS INC | 23.05M | $69.0M | $79.1M | 2.49% | -2,478,000 | 2026-03-31 |
| 5 | QXO | QXO INC | 1.17M | $65.3M | $44.7M | 1.41% | -798 | 2026-03-31 |
| 6 | LNTH | LANTHEUS HLDGS INC | 50.90M | $61.2M | $80.4M | 2.54% | -5,816,000 | 2026-03-31 |
| 7 | MKSI | MKS INC. | 36.51M | $60.4M | $78.2M | 2.47% | -38,000 | 2026-03-31 |
| 8 | CABO | CABLE ONE INC | 77.36M | $58.4M | $25.6M | 0.81% | +7.96M | 2026-03-31 |
| 9 | TTEK | TETRA TECH INC NEW | 54.52M | $57.2M | $62.9M | 1.99% | -5,105,000 | 2026-03-31 |
| 10 | UBER | UBER TECHNOLOGIES INC | 45.35M | $54.6M | $53.4M | 1.68% | +2.71M | 2026-03-31 |
| 11 | BA | BOEING CO | 829.4K | $53.9M | $58.5M | 1.85% | -683 | 2026-03-31 |
| 12 | ON | ON SEMICONDUCTOR CORP | 39.17M | $50.6M | $66.7M | 2.10% | -209,000 | 2026-03-31 |
| 13 | PCG | PG&E CORP | 46.38M | $48.1M | $47.5M | 1.50% | -5,067,000 | 2026-03-31 |
| 14 | POST | POST HLDGS INC | 40.23M | $43.6M | $40.3M | 1.27% | -9,286,000 | 2026-03-31 |
| 15 | ITGR | INTEGER HLDGS CORP | 45.16M | $43.3M | $59.6M | 1.88% | -- | 2026-03-31 |
| 16 | APO | APOLLO GLOBAL MGMT INC | 713.8K | $42.0M | $47.3M | 1.49% | -483 | 2026-03-31 |
| 17 | LM03 | LIBERTY MEDIA CORP DEL | 33.97M | $39.3M | $39.3M | 1.24% | -64,000 | 2026-03-31 |
| 18 | AKAM | AKAMAI TECHNOLOGIES INC | 33.82M | $39.2M | $39.4M | 1.24% | -40,000 | 2026-03-31 |
| 19 | HPE | HEWLETT PACKARD ENTERPRISE C | 601.9K | $39.0M | $78.5M | 2.48% | +4.0K | 2026-03-31 |
| 20 | SNOW | SNOWFLAKE INC | 32.57M | $38.5M | $74.9M | 2.36% | +2.72M | 2026-03-31 |
| 21 | — | NCL CORP LTD | 38.89M | $38.0M | $38.0M | 1.20% | -- | 2026-03-31 |
| 22 | BBIO | BRIDGEBIO PHARMA INC | 33.31M | $37.4M | $40.3M | 1.27% | +4.64M | 2026-03-31 |
| 23 | NOG | NORTHERN OIL & GAS INC | 33.30M | $36.6M | $26.5M | 0.84% | +3.27M | 2026-03-31 |
| 24 | FRPT | FRESHPET INC | 31.79M | $36.6M | $36.9M | 1.16% | +10.44M | 2026-03-31 |
| 25 | IRTC | IRHYTHM HOLDINGS INC | 32.63M | $35.8M | $35.5M | 1.12% | -51,000 | 2026-03-31 |
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