NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC

Insurance Mechanical CIK 1629649
League rank
#5
in Insurance · #2978 overall
Long book
$6.60B
Q1 2026
Positions
874
Top-10 weight
65%
concentration
Last quarter
+12.5%
SPY +14.8%
Turnover
4%
of book per quarter

Strategy in plain words

auto-generated from filings

NORTHWESTERN MUTUAL INVESTMENT MANAGEMENT COMPANY, LLC is an insurance company managing float, running a $6.60B US long book across 874 positions.

The portfolio is concentrated: the top 10 names carry 65% of the portfolio. The book barely moves quarter to quarter — a patient, low-turnover holder. Current anchor positions: ISHARES MSCI EAFE ETF, ISHARES CORE S&P 500 ETF, ISHARES CORE S&P SMALL-CAP E, ISHARES CORE S&P MIDCAP ETF, ISHR IBX USD INVGD CB ETF-UI.

Over the last 9 quarters its long book ran on average 0.6pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. Its holdings are mechanical (indexing / client flows), so position changes carry no stock-picking signal.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+1.2%
Q2 2024
+6.7%
Q3 2024
+0.1%
Q4 2024
-2.7%
Q1 2025
+8.9%
Q2 2025
+6.9%
Q3 2025
+2.6%
Q4 2025
-0.9%
Q1 2026
+12.5%

Sector allocation

Technology
34%
Industrials
14%
Financials
12%
Consumer discretionary
10%
Healthcare
8%
Services media
5%
Utilities
4%
Other
4%

Long book by quarter

$3.83B
Q1 2024
$3.87B
Q2 2024
$4.29B
Q3 2024
$4.53B
Q4 2024
$6.30B
Q1 2025
$6.50B
Q2 2025
$6.91B
Q3 2025
$8.57B
Q4 2025
$6.60B
Q1 2026

What does NORTHWESTERN MUTUAL own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
NVDA NVIDIA CORPTechnology777.5K$135.6M2.1%+0.1%
AAPL APPLE INCTechnology469.8K$119.2M1.8%-0.5%
MSFT MICROSOFT CORPTechnology237.6K$88.0M1.3%+0.1%
AMZN AMAZON.COM INCConsumer discretionary312.6K$65.1M1.0%+0.6%
GOOGL ALPHABET INC-CL ATechnology186.3K$53.6M0.8%+0.2%
AVGO BROADCOM INCTechnology151.7K$47.0M0.7%+0.5%
GOOG ALPHABET INC-CL CTechnology149.6K$42.9M0.7%+0.7%
META META PLATFORMS INC-CLASS ATechnology70.0K$40.0M0.6%+0.6%
TSLA TESLA INCIndustrials90.0K$33.5M0.5%+0.2%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials58.7K$28.1M0.4%+0.1%
JPM JPMORGAN CHASE & COFinancials86.3K$25.4M0.4%-0.8%
LLY ELI LILLY & COHealthcare25.4K$23.3M0.4%-0.1%
XOM EXXON MOBIL CORPEnergy133.7K$22.7M0.3%-0.8%
JNJ JOHNSON & JOHNSONHealthcare77.1K$18.8M0.3%+0.2%
WMT WALMART INCConsumer discretionary140.3K$17.4M0.3%+0.1%
V VISA INC-CLASS A SHARESServices media53.8K$16.3M0.2%-0.2%
COST COSTCO WHOLESALE CORPConsumer discretionary14.2K$14.2M0.2%+0.3%
MA MASTERCARD INC - AServices media26.1K$13.0M0.2%-0.5%
NFLX NETFLIX INCServices media135.1K$13.0M0.2%-0.2%
CVX CHEVRON CORPEnergy60.0K$12.4M0.2%-0.8%
ABBV ABBVIE INCHealthcare56.6K$12.3M0.2%+0.1%
MU MICRON TECHNOLOGY INCTechnology36.0K$12.2M0.2%+0.4%
PG PROCTER & GAMBLE CO/THEOther74.4K$10.7M0.2%-0.4%
PLTR PALANTIR TECHNOLOGIES INC-ATechnology73.1K$10.7M0.2%+0.1%
AMD ADVANCED MICRO DEVICESTechnology52.2K$10.6M0.2%+0.3%
CAT CATERPILLAR INCIndustrials14.9K$10.5M0.2%-0.4%
HD HOME DEPOT INCConsumer discretionary31.9K$10.5M0.2%+0.2%
BAC BANK OF AMERICA CORPFinancials212.3K$10.4M0.2%-1.1%
CSCO CISCO SYSTEMS INCTechnology126.4K$9.8M0.1%+0.4%
MRK MERCK & CO. INC.Healthcare79.4K$9.6M0.1%+0.1%
GE GENERAL ELECTRICIndustrials33.6K$9.5M0.1%-0.4%
KO COCA-COLA CO/THEConsumer staples123.9K$9.4M0.1%+0.1%
FNV FRANCO-NEVADA CORPMaterials36.9K$9.1M0.1%-8.1%
AMAT APPLIED MATERIALS INCTechnology25.4K$8.7M0.1%-0.2%
LRCX LAM RESEARCH CORPIndustrials40.0K$8.5M0.1%-0.4%
RTX RTX CORPIndustrials43.0K$8.3M0.1%+0.3%
GS GOLDMAN SACHS GROUP INCFinancials9.6K$8.1M0.1%+0.1%
ORCL ORACLE CORPTechnology54.3K$8.0M0.1%+1.0%
WFC WELLS FARGO & COFinancials99.0K$7.9M0.1%-1.3%
UNH UNITEDHEALTH GROUP INCFinancials29.0K$7.8M0.1%+0.1%
GEV GE VERNOVA INCIndustrials8.6K$7.5M0.1%-0.5%
IBM INTL BUSINESS MACHINES CORPTechnology29.9K$7.2M0.1%+0.1%
MCD MCDONALD'S CORPConsumer discretionary22.8K$7.1M0.1%+0.1%
PEP PEPSICO INCConsumer staples43.7K$6.8M0.1%+0.1%
VZ VERIZON COMMUNICATIONS INCCommunications134.9K$6.8M0.1%+0.2%
INTC INTEL CORPTechnology150.2K$6.6M0.1%+4.9%
T AT&T INCCommunications224.0K$6.5M0.1%-1.1%
C CITIGROUP INCFinancials55.9K$6.3M0.1%-2.2%
MS MORGAN STANLEYFinancials38.5K$6.3M0.1%-0.3%
NEE NEXTERA ENERGY INCUtilities66.6K$6.2M0.1%+0.1%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 8, 2026874$6.60B canonicalSEC ↗
Q4 202513F-HRFeb 5, 2026877$8.57B canonicalSEC ↗
Q3 202513F-HRNov 7, 2025877$6.91B canonicalSEC ↗
Q2 202513F-HRAug 12, 2025879$6.50B canonicalSEC ↗
Q1 202513F-HRMay 14, 2025877$6.30B canonicalSEC ↗
Q4 202413F-HRFeb 11, 2025875$4.53B canonicalSEC ↗
Q3 202413F-HRNov 13, 2024874$4.29B canonicalSEC ↗
Q2 202413F-HRAug 15, 2024876$3.87B canonicalSEC ↗
Q1 202413F-HRMay 15, 2024877$3.83B canonicalSEC ↗