Active/Passive Balanced Portfolio
NORTHWESTERN MUTUAL SERIES FUND INC
Fund of funds

Portfolio moves

Net position changes between two of this fund's N-PORT snapshots. These are differences between point-in-time reports — not a trade log — and share counts can be affected by splits and other corporate actions.

Dec 31, 2025 → Mar 31, 2026

Expand a category to see the positions behind it, ranked by weight.

Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
US TREASURY N/B 0 12,900,000 12,900,000 0.68% $12.87M
U.S. Treasury Bills 0 12,900,000 12,900,000 0.67% $12.83M
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
U.S. Treasury Bills 11,900,000 0 -11,900,000 0.00% -$11.80M
U.S. Treasury Bills 11,300,000 0 -11,300,000 0.00% -$11.27M
U.S. Treasury Bills 11,300,000 0 -11,300,000 0.00% -$11.24M
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
State Street SPDR Portfolio L/T Trs ETF 3,663,300 3,715,420 52,120 5.13% $748.00K
FOCUSED APPRECIATION PORTFOLIO 10,195,552 10,274,618 79,067 2.26% -$5.21M
INVESCO S&P 500 EQUAL WEIGHT MUTUAL FUND 146,260 179,170 32,910 1.81% $6.37M
ZOOM COMMUNICATIONS INC CLASS A 35,365,778 38,942,099 3,576,320 0.09% $1.65M
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
Select Bond Portfolio 444,385,435 435,941,997 -8,443,439 25.46% -$8.94M
iShares Trust CORE US AGGREGATE BD ETF 2,709,433 2,671,333 -38,100 13.93% -$5.43M
PIMCO MULTI SECTOR BD PORT MUTUAL FUND 147,434,534 144,729,363 -2,705,171 7.72% -$4.08M
iShares Core S&P 500 ETF 151,810 147,670 -4,140 5.07% -$7.52M
State Street SPDR Portfolio S&P 400 Mid Cap ETF 1,199,360 1,139,650 -59,710 3.54% -$1.96M
DOMESTIC EQUITY PORTFOLIO 31,052,595 27,417,078 -3,635,516 2.28% -$5.29M
LARGE CAP BLEND PORT 42,771,494 41,014,085 -1,757,409 2.24% -$5.55M
iShares MSCI USA Value Factor ETF 245,950 208,670 -37,280 1.56% -$3.96M
SCHWAB US REIT ETF MUTUAL FUND 1,408,040 1,320,200 -87,840 1.49% -$1.04M
State Street SPDR Dow Jones REIT ETF 301,750 279,410 -22,340 1.48% -$1.43M
iShares MSCI International Quality Factor ETF 563,600 541,820 -21,780 1.32% -$567.28K
SMALL CAP VALUE PORTFOLIO 10,490,390 9,319,267 -1,171,123 0.99% -$1.54M
SMALL CAP GROWTH STK PORTFOLIO 7,721,947 7,046,554 -675,393 0.93% -$2.00M
DIM INTL VALUE 348,200 296,590 -51,610 0.82% -$1.72M
abrdn Bloomberg All Commodity Strategy K-1 Free ETF 222,500 172,090 -50,410 0.22% -$165.36K
Security Shares Dec 2025 Shares Mar 2026 Δ shares End % Δ value
International Equity Portfolio 36,325,517 36,325,517 0 4.08% $472.23K
MFS EMERGING MKTS PORT 55,729,669 55,729,669 0 3.80% $1.56M
STATE STREET SPDR PORTFOLIO S&P 600 SMALL MUTUAL FUND 1,034,260 1,034,260 0 2.62% $1.51M
International Growth Portfolio 21,706,145 21,706,145 0 2.44% -$1.22M
ISH CORE EAFE 462,400 462,400 0 2.20% $494.77K
Short Term Bond Portolio 28,024,560 28,024,560 0 1.55% $84.07K
MID CAP VALUE PORTFOLIO 16,258,407 16,258,407 0 1.34% $650.34K
MID CAP GROWTH PORTFOLIO 8,077,053 8,077,053 0 1.22% -$1.42M
JPM ULTRA-SHT IN 394,940 394,940 0 1.05% $7.90K

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