MASSACHUSETTS FINANCIAL SERVICES CO /MA/ — 13F Holdings & Portfolio
CIK 912938 · latest 13F-HR filed 2026-05-14
MASSACHUSETTS FINANCIAL SERVICES CO /MA/ manages $297.52B in 13F-reported U.S. long-equity assets across 3,996 reported positions as of its 2026-03-31 13F-HR filing. Its largest disclosed positions are NVDA (3.18%), MSFT (2.41%), AAPL (2.12%). Quarter over quarter (versus its 2025-12-31 filing) the fund opened 90 new positions, exited 60, added to 330, and trimmed 401.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
$297.52B
Long-equity book
3,996
Distinct positions
2026-03-31
Filed 2026-05-14
+90 / −60 / ↑330 / ↓401
vs 2025-12-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- HONEYWELL INTL INC$1.19B +88.8%
- WATERS CORP$1.06B +106.6%
- LINDE PLC$841.7M +38.6%
- VISA INC$737.6M +46.4%
- EXXON MOBIL CORP$730.7M +31.5%
Top Trims
- TOTALENERGIES SE-$2.61B -98.7%
- MICROSOFT CORP-$2.42B -18.5%
- KKR & CO INC-$1.05B -44.1%
- NVIDIA CORPORATION-$959.5M -7.7%
- ALPHABET INC-$929.5M -11.8%
New Positions
- APTIV PLC$475.7M
- COMCAST CORP NEW$305.5M
- TYSON FOODS INC$229.1M
- RBC BEARINGS INC$166.9M
- WOODWARD INC$117.4M
Exited Positions
- QIAGEN NV$1.09B
- COMCAST CORP NEW$412.3M
- EXACT SCIENCES CORP$276.6M
- SERVICENOW INC$161.3M
- JOHNSON CTLS INTL PLC$141.5M
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | NVIDIA CORPORATION | NVDA | 67066G104 | $9.45B | 3.18% | 54,212,111 | SH |
| 2 | MICROSOFT CORP | MSFT | 594918104 | $7.18B | 2.41% | 19,399,173 | SH |
| 3 | APPLE INC | AAPL | 037833100 | $6.32B | 2.12% | 24,892,963 | SH |
| 4 | ALPHABET INC | GOOGL | 02079K305 | $5.30B | 1.78% | 18,418,838 | SH |
| 5 | AMAZON COM INC | AMZN | 023135106 | $4.02B | 1.35% | 19,310,096 | SH |
| 6 | JPMORGAN CHASE & CO | JPM | 46625H100 | $3.36B | 1.13% | 11,436,403 | SH |
| 7 | JOHNSON & JOHNSON | JNJ | 478160104 | $2.41B | 0.81% | 9,875,151 | SH |
| 8 | TAIWAN SEMICONDUCTOR MANUFAC | TSM | 874039100 | $2.31B | 0.78% | 6,846,036 | SH |
| 9 | EXXON MOBIL CORP | XOM | 30231G102 | $2.26B | 0.76% | 13,329,842 | SH |
| 10 | MASTERCARD INCORPORATED | MA | 57636Q104 | $2.21B | 0.74% | 4,420,255 | SH |
| 11 | RTX CORPORATION | RTX | 75513E101 | $2.16B | 0.73% | 11,193,962 | SH |
| 12 | THE CIGNA GROUP | CI | 125523100 | $2.16B | 0.72% | 8,079,449 | SH |
| 13 | BROADCOM INC | AVGO | 11135F101 | $2.07B | 0.70% | 6,701,715 | SH |
| 14 | META PLATFORMS INC | META | 30303M102 | $2.05B | 0.69% | 3,580,365 | SH |
| 15 | FRANCO NEV CORP | FNV | 351858105 | $1.95B | 0.65% | 7,855,473 | SH |
| 16 | NASDAQ INC | NDAQ | 631103108 | $1.92B | 0.65% | 22,672,340 | SH |
| 17 | CONOCOPHILLIPS | COP | 20825C104 | $1.92B | 0.65% | 14,563,309 | SH |
| 18 | KLA CORP | KLAC | 482480100 | $1.91B | 0.64% | 1,293,908 | SH |
| 19 | PROGRESSIVE CORP | PGR | 743315103 | $1.88B | 0.63% | 9,494,362 | SH |
| 20 | MCKESSON CORP | MCK | 58155Q103 | $1.88B | 0.63% | 2,171,107 | SH |
| 21 | AON PLC | AON | G0403H108 | $1.85B | 0.62% | 5,728,797 | SH |
| 22 | AGNICO EAGLE MINES LTD | AEM | 008474108 | $1.59B | 0.53% | 7,819,282 | SH |
| 23 | MORGAN STANLEY | MS | 617446448 | $1.54B | 0.52% | 9,348,375 | SH |
| 24 | CHUBB LTD SWITZ | CB | H1467J104 | $1.54B | 0.52% | 4,709,629 | SH |
| 25 | LINDE PLC | LIN | G54950103 | $1.53B | 0.51% | 3,081,795 | SH |
| 26 | PG&E CORP | PCG | 69331C108 | $1.52B | 0.51% | 86,392,242 | SH |
| 27 | ANALOG DEVICES INC | ADI | 032654105 | $1.49B | 0.50% | 4,693,196 | SH |
| 28 | UBS GROUP AG | UBS | H42097107 | $1.48B | 0.50% | 38,147,544 | SH |
| 29 | MICROSOFT CORP | MSFT | 594918104 | $1.48B | 0.50% | 1,381,250 | SH |
| 30 | GENERAL DYNAMICS CORP | GD | 369550108 | $1.46B | 0.49% | 4,247,012 | SH |
| 31 | DUKE ENERGY CORP NEW | DUK | 26441C204 | $1.41B | 0.48% | 10,797,777 | SH |
| 32 | PROLOGIS INC. | PLD | 74340W103 | $1.38B | 0.47% | 10,468,191 | SH |
| 33 | HOWMET AEROSPACE INC | HWM | 443201108 | $1.38B | 0.46% | 5,979,213 | SH |
| 34 | BOEING CO | BA | 097023105 | $1.35B | 0.45% | 6,787,652 | SH |
| 35 | AMPHENOL CORP | APH | 032095101 | $1.35B | 0.45% | 10,647,061 | SH |
| 36 | HONEYWELL INTL INC | HON | 438516106 | $1.33B | 0.45% | 5,891,259 | SH |
| 37 | ACCENTURE PLC IRELAND | ACN | G1151C101 | $1.31B | 0.44% | 6,604,466 | SH |
| 38 | DOMINION ENERGY INC | D | 25746U109 | $1.27B | 0.43% | 20,605,861 | SH |
| 39 | AMAZON COM INC | AMZN | 023135106 | $1.26B | 0.42% | 1,389,298 | SH |
| 40 | EATON CORP PLC | ETN | G29183103 | $1.24B | 0.42% | 3,473,603 | SH |
| 41 | PNC FINL SVCS GROUP INC | PNC | 693475105 | $1.23B | 0.41% | 5,928,481 | SH |
| 42 | XCEL ENERGY INC | XEL | 98389B100 | $1.21B | 0.41% | 15,208,250 | SH |
| 43 | UNION PAC CORP | UNP | 907818108 | $1.20B | 0.40% | 4,957,457 | SH |
| 44 | TRAVELERS COMPANIES INC | TRV | 89417E109 | $1.20B | 0.40% | 4,111,543 | SH |
| 45 | ABBOTT LABORATORIES | ABT | 002824100 | $1.20B | 0.40% | 11,659,574 | SH |
| 46 | SOUTHERN CO | SO | 842587107 | $1.17B | 0.39% | 12,108,698 | SH |
| 47 | CHEVRON CORPORATION | CVX | 166764100 | $1.16B | 0.39% | 5,613,292 | SH |
| 48 | GE VERNOVA INC | GEV | 36828A101 | $1.16B | 0.39% | 1,329,782 | SH |
| 49 | CITIGROUP INC | C | 172967424 | $1.16B | 0.39% | 10,218,992 | SH |
| 50 | CRH PLC | CRH | G25508105 | $1.12B | 0.38% | 10,693,281 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-03-31 | 2026-05-14 | $297.52B | 3,996 | 0000912938-26-000604 |
| 2025-12-31 | 2026-01-22 | $310.12B | 3,918 | 0000912938-26-000025 |
| 2025-09-30 | 2025-10-29 | $322.80B | 3,802 | 0000912938-25-000200 |