Massachusetts Financial Services Co (MFS)·13F Holdings
- Positions
- 546
- Top-10 weight
- 25%
- Largest
- NVDA · 4.7%
- Quarter ending
- Jun 30, 2026
- Added
- 243
- Trimmed
- 301
- Sold out
- 25
- Last filed
- Aug 3, 2026
Portfolio
What does Massachusetts Financial Services Co (MFS) own?
Massachusetts Financial Services Co (MFS) reported 546 long equity positions worth $287.7B for the quarter ending Jun 30, 2026. The largest is NVDA at 4.7% of reported value. The ten largest positions make up 25% of the portfolio. Against the prior quarter it added to 243 positions, trimmed 301 and sold out of 25. The latest 13F was filed Aug 3, 2026.
Largest positionsValue · weight
- NVDANVIDIA Corporation$13.7B4.7% of portfolio
- GOOGLAlphabet Inc.$10.5B3.7% of portfolio
- AAPLApple Inc.$8.9B3.1% of portfolio
- AMZNAmazon.com, Inc.$8.8B3.1% of portfolio
- MSFTMicrosoft Corporation$8.8B3.0% of portfolio
- AVGOBroadcom Inc.$5.5B1.9% of portfolio
- TSMTaiwan Semiconductor Manufacturing$4.7B1.6% of portfolio
- KLACKLA Corporation$4.5B1.6% of portfolio
- JPMJPMorgan Chase & Co.$4.0B1.4% of portfolio
- LINLinde plc$3.3B1.1% of portfolio
Sector tilt
Which sectors does Massachusetts Financial Services Co (MFS) lean on?
Technology (25%) and Financial Services (15%) are the two largest sectors by reported value.
By share of reported value, across 546 classified tickers.
Quarter changes
What did Massachusetts Financial Services Co (MFS) buy and sell last quarter?
Largest additions last quarterEst. value
Ownership stakes
Where is Massachusetts Financial Services Co (MFS) a major shareholder?
By shares outstanding, Massachusetts Financial Services Co (MFS) owns 8.2% of Check Point Software Technologies Ltd., 5.8% of Willis Towers Watson Public Limited Company, 5.7% of Aramark and 5.6% of TransUnion.
Reported value
How has Massachusetts Financial Services Co (MFS)'s 13F value moved?
Reported value went from $294.5B to $287.7B over 4 quarters. It moves with prices and with buying and selling, so it is not a fund return.
Latest 13F
What Massachusetts Financial Services Co (MFS) changed in its latest 13F
| Company | Change | Shares vs prior | Est. value | Filed |
|---|---|---|---|---|
| Microsoft Corporation MSFT | -20% | $2.2B | Aug 3, 2026 | |
| Alphabet Inc. GOOGL | +23% | $1.9B | Aug 3, 2026 | |
| Amazon.com, Inc. AMZN | +24% | $1.7B | Aug 3, 2026 | |
| Micron Technology, Inc. MU | +2109% | $1.5B | Aug 3, 2026 | |
| Honeywell International Inc. HON | New | $1.4B | Aug 3, 2026 | |
| Broadcom Inc. AVGO | +35% | $1.4B | Aug 3, 2026 | |
| Canadian National Railway Company CNI | -62% | $1.3B | Aug 3, 2026 | |
| Space Exploration Technologies Corp. SPCX | New | $1.2B | Aug 3, 2026 | |
| GE Aerospace GE | -97% | $1.1B | Aug 3, 2026 | |
| Advanced Micro Devices, Inc. AMD | +301% | $1.0B | Aug 3, 2026 | |
| The Progressive Corporation PGR | -37% | $963.8M | Aug 3, 2026 | |
| Lam Research Corporation LRCX | -63% | $926.9M | Aug 3, 2026 | |
| Accenture plc ACN | -69% | $896.6M | Aug 3, 2026 | |
| Boston Scientific Corporation BSX | +126% | $835.4M | Aug 3, 2026 | |
| JPMorgan Chase & Co. JPM | -16% | $784.6M | Aug 3, 2026 |
