MassMutual Private Wealth & Trust, FSB

Diversified mechanical Mechanical CIK 1103653
League rank
#196
in Diversified mechanical · #4672 overall
Long book
$3.67B
Q1 2026
Positions
2429
Top-10 weight
30%
concentration
Last quarter
+10.6%
SPY +14.8%
Turnover
12%
of book per quarter

Strategy in plain words

auto-generated from filings

MassMutual Private Wealth & Trust, FSB is a mechanically diversified allocator, running a $3.67B US long book across 2429 positions.

The portfolio is moderately concentrated (top 10 ≈ 30% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: NVIDIA CORP, APPLE INC, VANGUARD MID-CAP ETF, MICROSOFT CORP, VANGUARD FTSE DEVELOPED ETF.

Over the last 9 quarters its long book ran on average 0.9pp 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
+2.0%
Q2 2024
+6.5%
Q3 2024
+0.6%
Q4 2024
-2.7%
Q1 2025
+8.0%
Q2 2025
+7.2%
Q3 2025
+2.0%
Q4 2025
-2.3%
Q1 2026
+10.6%

Sector allocation

Technology
37%
Financials
13%
Consumer discretionary
11%
Industrials
10%
Healthcare
9%
Energy
5%
Other
4%
Services media
4%

Long book by quarter

$3.21B
Q1 2024
$3.30B
Q2 2024
$3.51B
Q3 2024
$3.56B
Q4 2024
$3.46B
Q1 2025
$3.75B
Q2 2025
$3.93B
Q3 2025
$3.89B
Q4 2025
$3.67B
Q1 2026

What does MassMutual Private own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
NVDA NVIDIA CORPTechnology985.4K$171.9M4.7%-5.5%
AAPL APPLE INCTechnology671.0K$170.3M4.6%-2.2%
MSFT MICROSOFT CORPTechnology369.1K$136.6M3.7%-0.8%
AMZN AMAZON.COM INCConsumer discretionary446.9K$93.1M2.5%-2.1%
GOOGL ALPHABET INC-CL ATechnology304.5K$87.6M2.4%-5.8%
JPM JPMORGAN CHASE & COFinancials257.9K$75.9M2.1%-3.1%
AVGO BROADCOM INCTechnology215.4K$66.7M1.8%-0.8%
GOOG ALPHABET INC-CL CTechnology220.8K$63.4M1.7%-5.1%
CVX CHEVRON CORPEnergy285.6K$59.1M1.6%-2.0%
META META PLATFORMS INC-CLASS ATechnology99.4K$56.9M1.5%-0.5%
JNJ JOHNSON & JOHNSONHealthcare185.3K$45.3M1.2%-5.4%
V VISA INC-CLASS A SHARESServices media148.2K$44.8M1.2%-0.9%
WMT WALMART INCConsumer discretionary355.4K$44.2M1.2%-5.8%
BRK/B BERKSHIRE HATHAWAY INC-CL BFinancials90.4K$43.3M1.2%-1.3%
RTX RTX CORPIndustrials218.4K$42.1M1.1%-7.9%
CSCO CISCO SYSTEMS INCTechnology529.5K$41.1M1.1%-2.3%
MCD MCDONALD'S CORPConsumer discretionary125.4K$39.0M1.1%-1.5%
HD HOME DEPOT INCConsumer discretionary118.3K$38.9M1.1%+0.8%
PG PROCTER & GAMBLE CO/THEOther263.2K$38.0M1.0%+1.9%
ABBV ABBVIE INCHealthcare168.2K$36.6M1.0%-2.0%
CAT CATERPILLAR INCIndustrials48.2K$34.1M0.9%-11.3%
BAC BANK OF AMERICA CORPFinancials646.9K$31.5M0.9%-2.6%
CB CHUBB LTDFinancials95.9K$31.3M0.9%-2.8%
AMP AMERIPRISE FINANCIAL INCFinancials69.8K$31.0M0.8%+1.0%
XOM EXXON MOBIL CORPEnergy169.8K$28.8M0.8%-9.9%
NEE NEXTERA ENERGY INCUtilities304.3K$28.3M0.8%-0.6%
TMO THERMO FISHER SCIENTIFIC INCOther53.2K$26.1M0.7%-0.8%
LLY ELI LILLY & COHealthcare28.0K$25.8M0.7%+8.0%
ORLY O'REILLY AUTOMOTIVE INCConsumer discretionary277.0K$25.6M0.7%-4.8%
ECL ECOLAB INCOther94.9K$25.3M0.7%-0.6%
BKNG BOOKING HOLDINGS INCIndustrials5.9K$25.0M0.7%+4.6%
PEP PEPSICO INCConsumer staples152.8K$23.7M0.6%+14.3%
VZ VERIZON COMMUNICATIONS INCCommunications468.7K$23.5M0.6%+2.9%
SYK STRYKER CORPHealthcare69.1K$22.7M0.6%+0.8%
LHX L3HARRIS TECHNOLOGIES INCTechnology63.9K$22.1M0.6%-5.1%
LECO LINCOLN ELECTRIC HOLDINGSIndustrials86.0K$21.4M0.6%-3.9%
HON HONEYWELL INTERNATIONAL INCIndustrials86.5K$19.5M0.5%-2.5%
MRK MERCK & CO. INC.Healthcare154.2K$18.6M0.5%-3.8%
ETN EATON CORP PLCIndustrials50.1K$17.9M0.5%+1.4%
BLK BLACKROCK INCFinancials17.2K$16.5M0.4%-3.2%
COST COSTCO WHOLESALE CORPConsumer discretionary15.8K$15.8M0.4%+5.1%
PANW PALO ALTO NETWORKS INCTechnology97.7K$15.7M0.4%+47.1%
AOS SMITH (A.O.) CORPIndustrials230.2K$15.2M0.4%+1.7%
RMD RESMED INCHealthcare66.7K$15.0M0.4%-1.3%
TSLA TESLA INCIndustrials39.7K$14.8M0.4%-4.9%
UNP UNION PACIFIC CORPIndustrials56.4K$13.7M0.4%+0.6%
XYL XYLEM INCIndustrials112.0K$13.4M0.4%+6.3%
CSL CARLISLE COS INCOther38.5K$12.9M0.3%+23.7%
VRTX VERTEX PHARMACEUTICALS INCHealthcare28.7K$12.8M0.3%+2.9%
NOC NORTHROP GRUMMAN CORPTechnology18.6K$12.7M0.3%-1.8%

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRApr 13, 20262429$3.67B canonicalSEC ↗
Q4 202513F-HRJan 7, 20262394$3.89B canonicalSEC ↗
Q3 202513F-HROct 22, 20252398$3.93B canonicalSEC ↗
Q2 202513F-HRJul 9, 20252375$3.75B canonicalSEC ↗
Q1 202513F-HRApr 1, 20252387$3.46B canonicalSEC ↗
Q4 202413F-HRJan 16, 20252334$3.56B canonicalSEC ↗
Q3 202413F-HROct 2, 20242165$3.51B canonicalSEC ↗
Q2 202413F-HRJul 2, 20242159$3.30B canonicalSEC ↗
Q1 202413F-HRApr 9, 20242077$3.21B canonicalSEC ↗