Massachusetts Financial Services Co 13F Holdings
Massachusetts Financial Services Co's holdings from its Form 13F-HR filing for the quarter ended June 30, 2026, compared with the previous quarter (March 31, 2026). 13F filings list the long U.S. equity positions held by institutional investment managers with over $100 million under management.
Quarter
Q2 2026
Reported 13F value
$315.2B
Largest holding
Nvidia Corporation
Biggest Buys (Q2 2026)
| Security | Change | Value of change | % of portfolio |
|---|---|---|---|
| ALPHABET INC (CAP STK CL A) | +5.28M sh | $1.8B | 3.34% |
| AMAZON COM INC | +6.11M sh | $1.6B | 2.81% |
| HONEYWELL INTL INC | New position | $1.4B | 0.45% |
| HONEYWELL AEROSPACE INC | New position | $1.4B | 0.44% |
| BROADCOM INC | +3.10M sh | $1.3B | 1.73% |
| SPACE EXPLORATION TECHN CORP (CLASS A COM STK) | New position | $1.2B | 0.39% |
| MICRON TECHNOLOGY INC | +1.30M sh | $976.7M | 0.50% |
| BOSTON SCIENTIFIC CORP | +13.86M sh | $869.6M | 0.48% |
| ADVANCED MICRO DEVICES INC | +1.74M sh | $686.9M | 0.43% |
| TESLA INC | +1.29M sh | $517.5M | 0.20% |
Biggest Sells (Q2 2026)
| Security | Change | Value of change | % of portfolio |
|---|---|---|---|
| HONEYWELL INTL INC | Sold out | -$2.5B | 0.00% |
| MICROSOFT CORP | -5.03M sh | -$2.1B | 2.78% |
| ACCENTURE PLC IRELAND (SHS CLASS A) | -6.78M sh | -$1.3B | 0.13% |
| GE AEROSPACE (COM NEW) | -3.03M sh | -$1.0B | 0.01% |
| CANADIAN NATL RY CO | -2.33M sh | -$973.4M | 0.25% |
| PROGRESSIVE CORP | -4.44M sh | -$921.5M | 0.53% |
| JPMORGAN CHASE & CO | -2.39M sh | -$745.7M | 1.28% |
| JOHNSON & JOHNSON | -2.90M sh | -$728.7M | 0.86% |
| LPL FINL HLDGS INC | -2.41M sh | -$706.8M | 0.13% |
| LAM RESEARCH CORP (COM NEW) | -2.09M sh | -$692.8M | 0.17% |
Top 50 Holdings
| Security | Value | % of portfolio | Change in shares |
|---|---|---|---|
| NVIDIA CORPORATION | $13.7B | 4.34% | -4.24% |
| ALPHABET INC (CAP STK CL A) | $10.5B | 3.34% | +22.56% |
| APPLE INC | $8.9B | 2.84% | +0.16% |
| AMAZON COM INC | $8.8B | 2.81% | +23.56% |
| MICROSOFT CORP | $8.8B | 2.78% | -19.75% |
| BROADCOM INC | $5.5B | 1.73% | +34.55% |
| TAIWAN SEMICONDUCTOR MANUFAC (SPONSORED ADS) | $4.7B | 1.50% | -1.73% |
| KLA CORP (COM NEW) | $4.5B | 1.42% | -10.24% |
| JPMORGAN CHASE & CO | $4.0B | 1.28% | -16.31% |
| LINDE PLC | $3.3B | 1.03% | +3.47% |
| UBS GROUP AG | $3.2B | 1.02% | -3.99% |
| THE CIGNA GROUP | $2.9B | 0.92% | -9.93% |
| MASTERCARD INCORPORATED (CL A) | $2.8B | 0.90% | -2.64% |
| JOHNSON & JOHNSON | $2.7B | 0.86% | -21.55% |
| MEDTRONIC PLC | $2.6B | 0.83% | -7.30% |
| AON PLC (SHS CL A) | $2.6B | 0.82% | -8.89% |
| VISA INC (COM CL A) | $2.5B | 0.81% | -10.14% |
| WATERS CORP | $2.5B | 0.80% | -0.11% |
| SEAGATE TECHNOLOGY HLDNGS PL | $2.5B | 0.80% | +0.95% |
| BECTON DICKINSON & CO | $2.5B | 0.79% | -4.95% |
| FRANCO NEV CORP | $2.4B | 0.75% | -0.43% |
| THERMO FISHER SCIENTIFIC INC | $2.3B | 0.72% | -1.57% |
| WILLIS TOWERS WATSON PLC LTD | $2.3B | 0.72% | -6.41% |
| RTX CORPORATION | $2.2B | 0.71% | -17.04% |
| EXXON MOBIL CORP | $2.2B | 0.69% | -10.76% |
| ANALOG DEVICES INC | $2.2B | 0.68% | -13.14% |
| SCHWAB CHARLES CORP | $2.1B | 0.68% | -8.03% |
| EATON CORP PLC | $2.1B | 0.67% | +4.10% |
| META PLATFORMS INC (CL A) | $2.1B | 0.66% | -18.30% |
| CHUBB LIMITED | $2.0B | 0.64% | -9.63% |
| AMPHENOL CORP (CL A) | $1.9B | 0.61% | -24.65% |
| AGNICO EAGLE MINES LTD | $1.9B | 0.61% | +0.47% |
| MORGAN STANLEY (COM NEW) | $1.9B | 0.61% | -21.59% |
| CATERPILLAR INC | $1.9B | 0.60% | +10.40% |
| CONOCOPHILLIPS | $1.9B | 0.60% | -11.32% |
| MCKESSON CORP | $1.9B | 0.59% | -15.65% |
| GE VERNOVA INC | $1.8B | 0.59% | -4.79% |
| NASDAQ INC | $1.8B | 0.58% | -19.96% |
| NXP SEMICONDUCTORS N V | $1.8B | 0.58% | -14.74% |
| UNION PAC CORP | $1.7B | 0.55% | -10.77% |
| ARISTA NETWORKS INC (COM SHS) | $1.7B | 0.54% | +34.55% |
| PG&E CORP | $1.7B | 0.54% | -7.23% |
| PROGRESSIVE CORP | $1.7B | 0.53% | -36.66% |
| HUMANA INC | $1.7B | 0.53% | -20.17% |
| DUKE ENERGY CORP NEW (COM NEW) | $1.6B | 0.52% | -11.46% |
| RYANAIR HOLDINGS PLC (SPONSORED ADR) | $1.6B | 0.50% | -0.24% |
| MICRON TECHNOLOGY INC | $1.6B | 0.50% | +2109.33% |
| PHILIP MORRIS INTL INC | $1.6B | 0.50% | -0.68% |
| PROLOGIS INC. | $1.5B | 0.49% | -20.24% |
| AMERICAN EXPRESS CO | $1.5B | 0.49% | -11.83% |
Values are as reported in the filing, adjusted for stock splits. Ranked by market value; options and other non-equity positions may be included where the filing lists them.
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