MASSMUTUAL TRUST CO FSB ADV
Q1 2026 Form 13-F
WINDSOR, CONNECTICUT
CIK 0001103653
· Institutional investment manager
$3.7B Reported Value Total
Reported value
$3.7B
Quarter over quarter
-2.7%
Holdings
2,388
Top-10 concentration
30.3%
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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Q1 2026 13F record
Q1 2026 13F filing summary
| Period of report | March 31, 2026 |
|---|---|
| Filed | April 13, 2026 |
| Form | 13F-HR |
| Reported value | $3.7B |
| Positions | 2,388 |
| Change in reported value | -5.5% |
| New positions | 172 |
| Exited positions | 154 |
| Position turnover | 12.8% |
| Top-10 concentration | 30.3% |
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 · Q1 2026
| # | Holding | Reported value | % of portfolio |
|---|---|---|---|
| 1 | NVDA NVIDIA Corp | $171.9M | 4.68% |
| 2 | AAPL Apple Inc | $170.3M | 4.64% |
| 3 | VO Vanguard Mid-Cap ETF | $147.7M | 4.02% |
| 4 | MSFT Microsoft Corp | $136.6M | 3.72% |
| 5 | VEA Vanguard FTSE Developed Markets ETF | $99.6M | 2.71% |
| 6 | AMZN Amazon.com Inc | $93.1M | 2.53% |
| 7 | GOOGL Alphabet Inc | $87.6M | 2.38% |
| 8 | JPM JPMorgan Chase & Co | $75.9M | 2.07% |
| 9 | AVGO Broadcom INC | $66.7M | 1.82% |
| 10 | GOOG Alphabet Inc | $63.4M | 1.73% |
| 11 | CVX Chevron Corp | $59.1M | 1.61% |
| 12 | EFA iShares MSCI EAFE ETF | $59.0M | 1.61% |
| 13 | META Meta Platforms Inc | $56.9M | 1.55% |
| 14 | DFAS Dimensional US Small Cap ETF | $52.3M | 1.42% |
| 15 | IJH iShares Core S&P Mid-Cap ETF | $47.9M | 1.3% |
| 16 | JNJ Johnson & Johnson | $45.3M | 1.23% |
| 17 | V Visa Inc | $44.8M | 1.22% |
| 18 | WMT Walmart Inc | $44.2M | 1.2% |
| 19 | BRK-B Berkshire Hathaway Inc | $43.3M | 1.18% |
| 20 | RTX RTX Corp | $42.1M | 1.15% |
Values as reported on the Q1 2026 Form 13F. Every position is in the holdings table below.