MASSMUTUAL TRUST CO FSB ADV
Q4 2025 Form 13-F
WINDSOR, CONNECTICUT
CIK 0001103653
· Institutional investment manager
$3.9B Reported Value Total
Reported value
$3.9B
Quarter over quarter
+1.5%
Holdings
2,362
Top-10 concentration
32.2%
Filing Structure
Reports holdings for
- MASSACHUSETTS MUTUAL LIFE INSURANCE CO · File #028-00548 · Q1 2024 – Q1 2026 · declared by one filing
Key People
Named on the latest Form 13-F filing — not necessarily an owner
Daken Vanderburg
Chief Investment Officer
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13F Metrics
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Q4 2025 13F record
Q4 2025 13F filing summary
| Period of report | December 31, 2025 |
|---|---|
| Filed | January 07, 2026 |
| Form | 13F-HR |
| Reported value | $3.9B |
| Positions | 2,362 |
| Change in reported value | -1.0% |
| New positions | 127 |
| Exited positions | 128 |
| Position turnover | 10.2% |
| Top-10 concentration | 32.2% |
13F filings by quarter
| Quarter | Positions | Value |
|---|---|---|
|
Q3 2026 13F
Filed Oct 5, 2026
|
2,355 | $3.8B |
|
Q2 2026 13F
Filed Jul 2, 2026
|
2,395 | $3.9B |
|
Q1 2026 13F
Filed Apr 13, 2026
|
2,388 | $3.7B |
|
Q4 2025 13F
Filed Jan 7, 2026
|
2,362 | $3.9B |
|
Q3 2025 13F
Filed Oct 22, 2025
|
2,363 | $3.9B |
|
Q2 2025 13F
Filed Jul 9, 2025
|
2,345 | $3.8B |
|
Q1 2025 13F
Filed Apr 1, 2025
|
2,356 | $3.5B |
|
Q4 2024 13F
Filed Jan 16, 2025
|
2,304 | $3.6B |
|
Q3 2024 13F
Filed Oct 2, 2024
|
2,133 | $3.5B |
|
Q2 2024 13F
Filed Jul 2, 2024
|
2,128 | $3.3B |
|
Q1 2024 13F
Filed Apr 9, 2024
|
2,040 | $3.2B |
|
Q4 2023 13F
Filed Jan 3, 2024
|
1,950 | $3.0B |
|
Q3 2023 13F
Filed Oct 4, 2023
|
1,962 | $2.7B |
|
Q2 2023 13F
Filed Aug 2, 2023
|
1,898 | $2.8B |
|
Q1 2023 13F
Filed Apr 11, 2023
|
1,797 | $2.6B |
|
Q4 2022 13F
Filed Jan 6, 2023
|
1,377 | $2.4B |
|
Q3 2022 13F
Filed Oct 7, 2022
|
1,331 | $2.2B |
|
Q2 2022 13F
Filed Jul 7, 2022
|
1,236 | $2.3B |
|
Q1 2022 13F
Filed Apr 8, 2022
|
1,240 | $2.6B |
|
Q4 2021 13F
Filed Feb 9, 2022
|
1,149 | $2.7B |
31 earlier quarters on file — choose one from the quarter menu above.
Top 20 holdings · Q4 2025
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | NVDA NVIDIA Corp | $194.5M | 5.01% |
| 2 | AAPL Apple Inc | $186.5M | 4.8% |
| 3 | MSFT Microsoft Corp | $180.0M | 4.63% |
| 4 | VO Vanguard Mid-Cap ETF | $151.3M | 3.89% |
| 5 | AMZN Amazon.com Inc | $105.3M | 2.71% |
| 6 | GOOGL Alphabet Inc | $101.2M | 2.6% |
| 7 | VEA Vanguard FTSE Developed Markets ETF | $97.7M | 2.52% |
| 8 | JPM JPMorgan Chase & Co | $85.8M | 2.21% |
| 9 | AVGO Broadcom INC | $75.2M | 1.93% |
| 10 | GOOG Alphabet Inc | $73.0M | 1.88% |
| 11 | META Meta Platforms Inc | $65.9M | 1.7% |
| 12 | EFA iShares MSCI EAFE ETF | $54.6M | 1.4% |
| 13 | DFAS Dimensional US Small Cap ETF | $53.0M | 1.36% |
| 14 | V Visa Inc | $52.4M | 1.35% |
| 15 | IJH iShares Core S&P Mid-Cap ETF | $48.4M | 1.25% |
| 16 | BRK-B Berkshire Hathaway Inc | $46.1M | 1.19% |
| 17 | CVX Chevron Corp | $44.4M | 1.14% |
| 18 | RTX RTX Corp | $43.5M | 1.12% |
| 19 | WMT Walmart Inc | $42.0M | 1.08% |
| 20 | CSCO Cisco Systems Inc | $41.7M | 1.07% |
Values as reported on the Q4 2025 Form 13F. Every position is in the holdings table below.