Institutional Manager · CIK 0001103653
MassMutual Private Wealth & Trust, FSB
Windsor, CT · File #028-15866
Latest AUM
$3.89B
Positions
2,394
Top-10 Concentration
47.7%
Filings
9
Portfolio Value Over Time
2024-03
2024-06
2024-09
2024-12
2025-03
2025-06
2025-09
2025-12
Biggest QoQ Changes
Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.
| Action | Issuer | Ticker / CUSIP | Δ Shares | Flow ($) | Price Effect |
|---|---|---|---|---|---|
| ADD | SPDR S&P 500 ETF Trust | SPY | +27,584 | +$18.8M | +$150,285 |
| ADD | ServiceNow Inc | NOW | +72,551 | +$11.1M | -$18.2M |
| ADD | Vanguard S&P 500 ETF | 922908363 | +15,807 | +$9.9M | +$104,932 |
| ADD | Palo Alto Networks Inc | PANW | +48,018 | +$8.8M | -$356,882 |
| REDUCE | Fiserv Inc | FISV | -109,779 | -$7.4M | -$8.0M |
| REDUCE | CarMax Inc | KMX | -175,797 | -$6.8M | -$1.1M |
| REDUCE | Adobe Inc | ADBE | -17,273 | -$6.0M | -$186,963 |
| REDUCE | NVIDIA Corp | NVDA | -30,537 | -$5.7M | -$85,884 |
| ADD | Vanguard High Dividend Yield ETF | 921946406 | +36,918 | +$5.3M | +$9,604 |
| REDUCE | Apple Inc | AAPL | -19,358 | -$5.3M | +$12.2M |
Sector Allocation
Filing History
- 13F HOLDINGS REPORTQ/E Dec 20252,394 pos · $3.89B
- 13F HOLDINGS REPORTQ/E Sep 20252,398 pos · $3.93B
- 13F HOLDINGS REPORTQ/E Jun 20252,375 pos · $3.75B
- 13F HOLDINGS REPORTQ/E Mar 20252,387 pos · $3.46B
- 13F HOLDINGS REPORTQ/E Dec 20242,334 pos · $3.56B
- 13F HOLDINGS REPORTQ/E Sep 20242,165 pos · $3.51B
- 13F HOLDINGS REPORTQ/E Jun 20242,159 pos · $3.30B
- 13F HOLDINGS REPORTQ/E Mar 20242,077 pos · $3.21B
- 13F HOLDINGS REPORTQ/E Dec 20231,992 pos · $2.71B
Top 20 Holdings — Dec 2025
| # | Issuer | Ticker | Shares | Value | % of Portfolio |
|---|---|---|---|---|---|
| 1 | NVIDIA Corp | NVDA | 1,043,006 | $194.5M | 7.42% |
| 2 | Apple Inc | AAPL | 685,902 | $186.5M | 7.11% |
| 3 | Microsoft Corp | MSFT | 372,154 | $180.0M | 6.86% |
| 4 | Vanguard Mid-Cap ETF | 922908629 | 521,244 | $151.3M | 5.77% |
| 5 | Amazon.com Inc | AMZN | 456,399 | $105.3M | 4.02% |
| 6 | Alphabet Inc | GOOG | 323,301 | $101.2M | 3.86% |
| 7 | Vanguard FTSE Developed Markets ETF | 921943858 | 1,564,564 | $97.7M | 3.73% |
| 8 | JPMorgan Chase & Co | VYLD | 266,187 | $85.8M | 3.27% |
| 9 | Broadcom INC | AVGO | 217,183 | $75.2M | 2.87% |
| 10 | Alphabet Inc | GOOG | 232,756 | $73.0M | 2.78% |
| 11 | Meta Platforms Inc | META | 99,877 | $65.9M | 2.51% |
| 12 | iShares MSCI EAFE ETF | 464287465 | 568,058 | $54.6M | 2.08% |
| 13 | Dimensional US Small Cap ETF | 25434V500 | 760,466 | $53.0M | 2.02% |
| 14 | Visa Inc | V | 149,512 | $52.4M | 2.00% |
| 15 | iShares Core S&P Mid-Cap ETF | 464287507 | 733,330 | $48.4M | 1.85% |
| 16 | Berkshire Hathaway Inc | BRK-A | 91,623 | $46.1M | 1.76% |
| 17 | Chevron Corp | CVX | 291,326 | $44.4M | 1.69% |
| 18 | RTX Corp | RTX | 237,193 | $43.5M | 1.66% |
| 19 | Walmart Inc | WMT | 377,135 | $42.0M | 1.60% |
| 20 | Cisco Systems Inc | CSCO | 541,798 | $41.7M | 1.59% |