Mid Cap Growth Stock Portfolio
Registrant
NORTHWESTERN MUTUAL SERIES FUND INC
Net Assets
$1,110,008,263
Holdings
99
Latest Report
Jun 30, 2026
Net Assets Over Time
Holdings · 99
Export CSV
Portfolio coverage: 99 of
113 reported positions.
Showing 1–50
of 99 holdings by value
· page 1 of 2
| Holding | Symbol | Balance | Value | % of Fund | Side | Category | Open |
|---|---|---|---|---|---|---|---|
| Datadog Inc | DDOG | 129,498 | $33,716,099 | 3.04% | Long | EC | |
| Snowflake Inc | SNOW | 129,490 | $32,955,205 | 2.97% | Long | EC | |
| Comfort Systems USA Inc | FIX | 15,570 | $30,858,962 | 2.78% | Long | EC | |
| Astera Labs Inc | ALAB | 56,134 | $27,113,845 | 2.44% | Long | EC | |
| Robinhood Markets Inc | HOOD | 239,395 | $24,006,531 | 2.16% | Long | EC | |
| Teradyne Inc | TER | 49,313 | $23,859,602 | 2.15% | Long | EC | |
| Lumentum Holdings Inc | LITE | 27,403 | $23,513,418 | 2.12% | Long | EC | |
| Fastenal Co | FAST | 467,585 | $22,458,108 | 2.02% | Long | EC | |
| Rocket Lab Corp | RKLB | 215,503 | $21,905,880 | 1.97% | Long | EC | |
| Chipotle Mexican Grill Inc | CMG | 616,156 | $20,949,304 | 1.89% | Long | EC | |
| Take-Two Interactive Software Inc | TTWO | 81,227 | $20,305,125 | 1.83% | Long | EC | |
| Cencora Inc | COR | 63,616 | $18,002,056 | 1.62% | Long | EC | |
| Natera Inc | NTRA | 66,291 | $17,994,692 | 1.62% | Long | EC | |
| Jabil Inc | JBL | 43,275 | $16,681,647 | 1.50% | Long | EC | |
| Cloudflare Inc | NET | 67,633 | $16,589,022 | 1.49% | Long | EC | |
| Rockwell Automation Inc | ROK | 33,290 | $16,481,213 | 1.48% | Long | EC | |
| Neurocrine Biosciences Inc | NBIX | 94,716 | $15,962,961 | 1.44% | Long | EC | |
| Alnylam Pharmaceuticals Inc | ALNY | 51,400 | $15,472,942 | 1.39% | Long | EC | |
| Casey's General Stores Inc | CASY | 18,322 | $14,562,142 | 1.31% | Long | EC | |
| Live Nation Entertainment Inc | LYV | 75,409 | $13,808,142 | 1.24% | Long | EC | |
| Burlington Stores Inc | BURL | 43,484 | $13,775,731 | 1.24% | Long | EC | |
| Carpenter Technology Corp | CRS | 21,991 | $13,564,928 | 1.22% | Long | EC | |
| Insmed Inc | INSM | 121,599 | $12,964,885 | 1.17% | Long | EC | |
| MasTec Inc | MTZ | 29,848 | $12,418,559 | 1.12% | Long | EC | |
| Williams Cos Inc/The | WMB | 162,709 | $12,095,787 | 1.09% | Long | EC | |
| Performance Food Group Co | PFGC | 103,306 | $11,548,578 | 1.04% | Long | EC | |
| Affirm Holdings Inc | AFRM | 135,630 | $11,060,627 | 1.00% | Long | EC | |
| Simon Property Group Inc | SPG | 48,851 | $10,925,526 | 0.98% | Long | EC | |
| MACOM Technology Solutions Holdings Inc | MTSI | 28,468 | $10,828,373 | 0.98% | Long | EC | |
| Cerebras Systems Inc | CBRS | 48,211 | $10,654,631 | 0.96% | Long | EC | |
| BWX Technologies Inc | BWXT | 54,322 | $10,573,777 | 0.95% | Long | EC | |
| Sterling Infrastructure Inc | STRL | 12,268 | $10,297,268 | 0.93% | Long | EC | |
| IDEXX Laboratories Inc | IDXX | 18,780 | $9,886,543 | 0.89% | Long | EC | |
| AMETEK Inc | AME | 39,516 | $9,560,501 | 0.86% | Long | EC | |
| Allegro MicroSystems Inc | ALGM | 136,382 | $9,494,915 | 0.86% | Long | EC | |
| SiTime Corp | SITM | 12,599 | $9,393,310 | 0.85% | Long | EC | |
| Teledyne Technologies Inc | TDY | 14,008 | $9,341,935 | 0.84% | Long | EC | |
| DigitalOcean Holdings Inc | DOCN | 58,007 | $9,108,839 | 0.82% | Long | EC | |
| Vistra Corp | VST | 57,300 | $9,089,499 | 0.82% | Long | EC | |
| ITT Inc | ITT | 44,664 | $8,832,753 | 0.80% | Long | EC | |
| Rambus Inc | RMBS | 65,791 | $8,733,097 | 0.79% | Long | EC | |
| Veeva Systems Inc | VEEV | 49,038 | $8,702,774 | 0.78% | Long | EC | |
| MKS Inc | MKSI | 19,444 | $8,648,691 | 0.78% | Long | EC | |
| Axon Enterprise Inc | AXON | 15,405 | $8,636,197 | 0.78% | Long | EC | |
| Arthur J Gallagher & Co | AJG | 37,315 | $8,566,405 | 0.77% | Long | EC | |
| Texas Roadhouse Inc | TXRH | 43,095 | $8,327,247 | 0.75% | Long | EC | |
| Cheniere Energy Inc | LNG | 34,273 | $8,191,590 | 0.74% | Long | EC | |
| Vicor Corp | VICR | 21,458 | $8,149,319 | 0.73% | Long | EC | |
| DoorDash Inc | DASH | 42,463 | $7,835,697 | 0.71% | Long | EC | |
| Ionis Pharmaceuticals Inc | IONS | 95,270 | $7,553,958 | 0.68% | Long | EC |
Showing the top 50 of 99 holdings. Create a free account to see every holding and download the CSV.