Holdings of Index 600 Stock Portfolio
NORTHWESTERN MUTUAL SERIES FUND INC ·603 declared positions · as of Mar 31, 2026
Original filing · Net assets 525.9M $ · Ten largest lines: 5 % of the equity sleeve
Sector breakdown
- Unattributed 100.0 %
Titelia classification, company by company. The unattributed share stays visible.
Currency breakdown
- USD 100.0 %
The quoted currency of each line, as declared.
Country breakdown
- US 96.9 %
- GB 0.8 %
- BM 0.6 %
- IE 0.6 %
- PR 0.5 %
- MH 0.3 %
- KY 0.2 %
- BS 0.2 %
Shares computed on the equity sleeve.
| Rank | Country | Lines | Value | Share |
|---|---|---|---|---|
| 1 | US | 586 | 506M $ | 96.92 % |
| 2 | GB | 2 | 4.1M $ | 0.78 % |
| 3 | BM | 4 | 3.3M $ | 0.64 % |
| 4 | IE | 3 | 3M $ | 0.58 % |
| 5 | PR | 3 | 2.4M $ | 0.45 % |
| 6 | MH | 2 | 1.4M $ | 0.28 % |
| 7 | KY | 2 | 1M $ | 0.19 % |
| 8 | BS | 1 | 800.2K $ | 0.15 % |
Positions
| Rank | Company | Shares | Value | Weight |
|---|---|---|---|---|
| 401 | Yelp Inc | 19,985 | 494.4K $ | 0.09 % |
| 402 | Newell Brands Inc | 143,212 | 491.2K $ | 0.09 % |
| 403 | Pebblebrook Hotel Trust | 38,867 | 490.9K $ | 0.09 % |
| 404 | Upwork Inc | 44,702 | 489.9K $ | 0.09 % |
| 405 | Acadian Asset Management Inc | 9,002 | 489.9K $ | 0.09 % |
| 406 | Hope Bancorp Inc | 43,790 | 489.1K $ | 0.09 % |
| 407 | Cohu Inc | 15,851 | 485.4K $ | 0.09 % |
| 408 | MaxLinear Inc | 27,809 | 483.6K $ | 0.09 % |
| 409 | Napco Security Technologies Inc | 12,203 | 480.7K $ | 0.09 % |
| 410 | Xenia Hotels & Resorts Inc | 32,405 | 480.6K $ | 0.09 % |
| 411 | Innovative Industrial Properties Inc | 9,563 | 479.7K $ | 0.09 % |
| 412 | Dauch Corporation | 80,739 | 478.8K $ | 0.09 % |
| 413 | Sylvamo Corp | 11,326 | 478.4K $ | 0.09 % |
| 414 | Payoneer Global Inc | 98,766 | 477K $ | 0.09 % |
| 415 | ANI Pharmaceuticals Inc | 6,151 | 473K $ | 0.09 % |
| 416 | CTS Corp | 9,889 | 472.3K $ | 0.09 % |
| 417 | Apollo Commercial Real Estate Finance, Inc. | 44,670 | 471.7K $ | 0.09 % |
| 418 | Dime Community Bancshares Inc | 13,900 | 470.1K $ | 0.09 % |
| 419 | Progyny Inc | 27,428 | 465.7K $ | 0.09 % |
| 420 | ManpowerGroup Inc | 15,763 | 464.4K $ | 0.09 % |
| 421 | Clearway Energy Inc | 11,839 | 463.7K $ | 0.09 % |
| 422 | Proto Labs Inc | 8,102 | 462K $ | 0.09 % |
| 423 | Triumph Financial Inc | 7,734 | 461.4K $ | 0.09 % |
| 424 | Helix Energy Solutions Group Inc | 46,498 | 459.9K $ | 0.09 % |
| 425 | Sally Beauty Holdings Inc | 33,196 | 459.8K $ | 0.09 % |
| 426 | Inspire Medical Systems Inc | 8,897 | 458.9K $ | 0.09 % |
| 427 | Wolverine World Wide Inc | 28,049 | 457.8K $ | 0.09 % |
| 428 | Leggett & Platt Inc | 46,042 | 454.9K $ | 0.09 % |
| 429 | Fresh Del Monte Produce Inc | 11,273 | 453.9K $ | 0.09 % |
| 430 | La-Z-Boy Inc | 14,024 | 450.7K $ | 0.09 % |
| 431 | Schneider National Inc | 17,051 | 449.5K $ | 0.09 % |
| 432 | Universal Corp/VA | 8,528 | 449.4K $ | 0.09 % |
| 433 | Carter's Inc | 12,546 | 448.6K $ | 0.09 % |
| 434 | Healthcare Services Group Inc | 24,104 | 447.1K $ | 0.09 % |
| 435 | Tandem Diabetes Care Inc | 23,197 | 444.7K $ | 0.08 % |
| 436 | Kennedy-Wilson Holdings Inc | 40,942 | 443K $ | 0.08 % |
| 437 | JetBlue Airways Corp | 100,194 | 442.9K $ | 0.08 % |
| 438 | Enovis Corp | 19,438 | 442.2K $ | 0.08 % |
| 439 | REX American Resources Corp | 9,695 | 441.8K $ | 0.08 % |
| 440 | World Kinect Corp | 19,126 | 441.2K $ | 0.08 % |
| 441 | Westamerica BanCorp | 8,427 | 439.5K $ | 0.08 % |
| 442 | ProAssurance Corp | 17,700 | 437.5K $ | 0.08 % |
| 443 | AdaptHealth Corp | 36,726 | 437K $ | 0.08 % |
| 444 | DoubleVerify Holdings Inc | 45,721 | 434.3K $ | 0.08 % |
| 445 | Winmark Corp | 1,009 | 431.4K $ | 0.08 % |
| 446 | Merchants Bancorp/IN | 10,049 | 431.2K $ | 0.08 % |
| 447 | Dorian LPG Ltd | 12,581 | 430.3K $ | 0.08 % |
| 448 | Donnelley Financial Solutions Inc | 9,079 | 428K $ | 0.08 % |
| 449 | Lindsay Corp | 3,577 | 425.9K $ | 0.08 % |
| 450 | Deluxe Corp | 15,401 | 424.1K $ | 0.08 % |
| 451 | Simply Good Foods Co/The | 29,133 | 418.1K $ | 0.08 % |
| 452 | Astec Industries Inc | 7,762 | 417.9K $ | 0.08 % |
| 453 | TripAdvisor Inc | 39,165 | 417.5K $ | 0.08 % |
| 454 | J & J Snack Foods Corp | 5,202 | 412.4K $ | 0.08 % |
| 455 | Tennant Co | 6,180 | 410.4K $ | 0.08 % |
| 456 | Two Harbors Investment Corp | 35,693 | 407.6K $ | 0.08 % |
| 457 | Bristow Group Inc | 8,608 | 403.6K $ | 0.08 % |
| 458 | Gibraltar Industries Inc | 10,108 | 403K $ | 0.08 % |
| 459 | Enact Holdings Inc | 9,874 | 403K $ | 0.08 % |
| 460 | Reynolds Consumer Products Inc | 18,712 | 396.3K $ | 0.08 % |
| 461 | Monarch Casino & Resort Inc | 4,144 | 396.2K $ | 0.08 % |
| 462 | Phibro Animal Health Corp | 7,076 | 391.4K $ | 0.07 % |
| 463 | PROG Holdings Inc | 13,616 | 390.6K $ | 0.07 % |
| 464 | US Physical Therapy Inc | 5,201 | 389.9K $ | 0.07 % |
| 465 | QuidelOrtho Corp | 23,245 | 381.9K $ | 0.07 % |
| 466 | XPEL Inc | 8,611 | 381.1K $ | 0.07 % |
| 467 | Harmony Biosciences Holdings Inc | 13,597 | 380.9K $ | 0.07 % |
| 468 | Under Armour Inc | 64,435 | 380.8K $ | 0.07 % |
| 469 | Allegiant Travel Co | 4,641 | 376.1K $ | 0.07 % |
| 470 | Wendy's Co/The | 54,085 | 375.9K $ | 0.07 % |
| 471 | CONMED Corp | 10,571 | 373.8K $ | 0.07 % |
| 472 | Safety Insurance Group Inc | 5,122 | 372.1K $ | 0.07 % |
| 473 | Progress Software Corp | 14,407 | 369.5K $ | 0.07 % |
| 474 | Sezzle Inc | 5,820 | 368.3K $ | 0.07 % |
| 475 | Stepan Co | 7,356 | 367.7K $ | 0.07 % |
| 476 | Heritage Financial Corp/WA | 14,079 | 366.1K $ | 0.07 % |
| 477 | Papa John's International Inc | 11,218 | 363.6K $ | 0.07 % |
| 478 | Goosehead Insurance Inc | 8,465 | 361.1K $ | 0.07 % |
| 479 | Masterbrand Inc | 43,398 | 360.6K $ | 0.07 % |
| 480 | Astrana Health Inc | 14,701 | 360.5K $ | 0.07 % |
| 481 | Collegium Pharmaceutical Inc | 10,807 | 357.4K $ | 0.07 % |
| 482 | PDF Solutions Inc | 10,893 | 356.3K $ | 0.07 % |
| 483 | Preferred Bank/Los Angeles CA | 3,855 | 349.6K $ | 0.07 % |
| 484 | CVR Energy Inc | 10,380 | 349.3K $ | 0.07 % |
| 485 | G-III Apparel Group Ltd | 12,571 | 348.2K $ | 0.07 % |
| 486 | Sonic Automotive Inc | 5,072 | 347.8K $ | 0.07 % |
| 487 | Atlas Energy Solutions Inc | 26,411 | 346.5K $ | 0.07 % |
| 488 | Vir Biotechnology Inc | 38,617 | 346K $ | 0.07 % |
| 489 | PennyMac Mortgage Investment Trust | 29,618 | 345.3K $ | 0.07 % |
| 490 | Harmonic Inc | 38,044 | 341.6K $ | 0.07 % |
| 491 | Edgewell Personal Care Co | 15,995 | 341.3K $ | 0.06 % |
| 492 | Energizer Holdings Inc | 20,761 | 340.9K $ | 0.06 % |
| 493 | Tompkins Financial Corp | 4,302 | 339.2K $ | 0.06 % |
| 494 | MillerKnoll Inc | 23,354 | 337.7K $ | 0.06 % |
| 495 | Worthington Steel Inc | 11,057 | 335.6K $ | 0.06 % |
| 496 | Insperity Inc | 12,215 | 330.3K $ | 0.06 % |
| 497 | NeoGenomics Inc | 44,274 | 328.5K $ | 0.06 % |
| 498 | Centerspace | 5,685 | 326.6K $ | 0.06 % |
| 499 | Middlesex Water Co | 6,271 | 326.4K $ | 0.06 % |
| 500 | Innovex International Inc | 13,283 | 324K $ | 0.06 % |