Mid Cap Growth Stock Portfolio is a registered fund series of NORTHWESTERN MUTUAL SERIES FUND INC (series S000000050). Net assets $959.5M as of 2026-03-31.
Showing 15 of 109 holdings by value.
| Holding | Ticker | Value | % of fund |
|---|---|---|---|
| Howmet Aerospace Inc | — | $33.3M | 347.11% |
| Hilton Worldwide Holdings Inc | — | $32.9M | 343.23% |
| Vertiv Holdings Co | — | $32.3M | 337.05% |
| Royal Caribbean Cruises Ltd | — | $29.9M | 311.61% |
| Quanta Services Inc | — | $27.9M | 290.46% |
| Comfort Systems USA Inc | — | $24.6M | 256.39% |
| Cencora Inc | — | $24.0M | 249.79% |
| Insmed Inc | — | $21.5M | 224.40% |
| Cloudflare Inc | — | $21.4M | 222.94% |
| Alnylam Pharmaceuticals Inc | — | $19.7M | 205.35% |
| Cheniere Energy Inc | — | $16.9M | 175.93% |
| Carvana Co | — | $16.8M | 175.03% |
| Burlington Stores Inc | — | $15.2M | 158.69% |
| Natera Inc | — | $14.4M | 149.61% |
| Neurocrine Biosciences Inc | — | $13.4M | 139.84% |
| Report date | Net assets |
|---|---|
| 2026-03-31 | $959.5M |
| 2025-12-31 | $1.0B |
| 2025-09-30 | $1.1B |
| 2025-06-30 | $1.1B |
| 2025-03-31 | $915.3M |
| 2024-12-31 | $1.0B |
| 2024-09-30 | $1.0B |
| 2024-06-30 | $1.0B |