MFS Investment Management Portfolio
MFS Investment Management 13F filer (CIK 0000912938).
Q2 2026 · 995 positions · Total reported value $299.88B · Top-10 concentration 21.8%
Turnover: 62.5% · 118 new · 479 cut · 66 exited
Active Share (vs S&P 500): 54.3% · vs QQQ: 72.1% — share of the book that differs from index weights (higher = more active) · ranking
In its Q2 2026 13F filing, MFS Investment Management disclosed 995 equity positions with a combined reported value of $299.88B. The filing implies a diversified portfolio: its ten largest positions account for 21.8% of reported value. HoldingsHub classifies the profile as Mega / Diversified / High Turnover.
The largest disclosed positions as of Q2 2026 were NVDA ($13.66B), AAPL ($8.93B), AMZN ($8.85B). By sector, the heaviest allocations are Technology 28.6%, Financials 16.8%. Versus the prior quarter, allocation shifted toward Technology (+1.9pp), Consumer Discretionary (+0.6pp) and away from Energy (-0.9pp), Financials (-1.1pp).
Versus the prior quarter, MFS Investment Management opened 118 new positions, trimmed 479 and fully exited 66, a turnover rate of 62.5% of positions. The portfolio's overlap with the prior quarter was 83% of names.
Figures come from the fund's SEC Form 13F filing. 13F reports are filed within 45 days of quarter end and cover long positions of $100,000 or more; they exclude short positions and non-13F asset classes, so treat this page as a quarter-end snapshot rather than the fund's live book.
Sector Allocation
| # | Symbol | Company | Shares | Value | Weight | Change |
|---|---|---|---|---|---|---|
| 1 | NVDA | NVIDIA CORPORATION | 62.51M | $13.66B | 4.55% | Reduce |
| 2 | AAPL | APPLE INC | 30.36M | $8.93B | 2.98% | Hold |
| 3 | AMZN | AMAZON COM INC | 32.07M | $8.85B | 2.95% | Add |
| 4 | MSFT | MICROSOFT CORP | 20.44M | $8.76B | 2.92% | Reduce |
| 5 | AVGO | BROADCOM INC | 12.08M | $5.46B | 1.82% | Add |
| 6 | TSM | TAIWAN SEMICONDUCTOR MANUFAC | 9.51M | $4.73B | 1.58% | Reduce |
| 7 | KLAC | KLA CORP | 14.67M | $4.47B | 1.49% | Add |
| 8 | JPM | JPMORGAN CHASE & CO | 12.27M | $4.03B | 1.34% | Reduce |
| 9 | LIN | LINDE PLC | 4.92M | $3.25B | 1.08% | Add |
| 10 | UBS | UBS GROUP AG | 62.93M | $3.20B | 1.07% | Reduce |
| 11 | CI | THE CIGNA GROUP | 10.44M | $2.90B | 0.97% | Reduce |
| 12 | MA | MASTERCARD INCORPORATED | 5.38M | $2.82B | 0.94% | Reduce |
| 13 | JNJ | JOHNSON & JOHNSON | 10.54M | $2.70B | 0.90% | Reduce |
| 14 | MDT | MEDTRONIC PLC | 19.87M | $2.61B | 0.87% | Reduce |
| 15 | AON | AON PLC | 7.62M | $2.58B | 0.86% | Reduce |
| 16 | V | VISA INC | 3.74M | $2.54B | 0.85% | Reduce |
| 17 | WAT | WATERS CORP | 4.63M | $2.53B | 0.84% | Hold |
| 18 | STX | SEAGATE TECHNOLOGY HLDNGS PL | 2.56M | $2.51B | 0.84% | Add |
| 19 | BDX | BECTON DICKINSON & CO | 8.65M | $2.48B | 0.83% | Reduce |
| 20 | FNV | FRANCO NEV CORP | 11.05M | $2.37B | 0.79% | Hold |
| 21 | TMO | THERMO FISHER SCIENTIFIC INC | 2.97M | $2.28B | 0.76% | Reduce |
| 22 | WTW | WILLIS TOWERS WATSON PLC LTD | 5.49M | $2.26B | 0.75% | Reduce |
| 23 | RTX | RTX CORPORATION | 11.74M | $2.24B | 0.75% | Reduce |
| 24 | XOM | EXXON MOBIL CORP | 15.99M | $2.19B | 0.73% | Reduce |
| 25 | ADI | ANALOG DEVICES INC | 5.40M | $2.15B | 0.72% | Reduce |
| 26 | SCHW | SCHWAB CHARLES CORP | 13.36M | $2.13B | 0.71% | Reduce |
| 27 | ETN | EATON CORP PLC | 4.88M | $2.12B | 0.70% | Add |
| 28 | META | META PLATFORMS INC. CLASS A | 3.60M | $2.07B | 0.69% | Reduce |
| 29 | CB | CHUBB LIMITED | 5.89M | $2.03B | 0.68% | Reduce |
| 30 | APH | AMPHENOL CORP | 10.52M | $1.93B | 0.64% | Reduce |
| 31 | AEM | AGNICO EAGLE MINES LTD | 11.92M | $1.92B | 0.64% | Hold |
| 32 | MS | MORGAN STANLEY | 9.21M | $1.92B | 0.64% | Reduce |
| 33 | CAT | CATERPILLAR INC | 1.75M | $1.88B | 0.63% | Add |
| 34 | COP | CONOCOPHILLIPS | 17.97M | $1.88B | 0.63% | Reduce |
| 35 | MCK | MCKESSON CORP | 2.45M | $1.86B | 0.62% | Reduce |
| 36 | GEV | GE VERNOVA INC | 1.55M | $1.84B | 0.61% | Reduce |
| 37 | NDAQ | NASDAQ INC | 23.26M | $1.83B | 0.61% | Reduce |
| 38 | NXPI | NXP SEMICONDUCTORS N V | 6.46M | $1.82B | 0.61% | Reduce |
| 39 | UNP | UNION PAC CORP | 6.27M | $1.74B | 0.58% | Reduce |
| 40 | ANET | ARISTA NETWORKS INC | 9.73M | $1.71B | 0.57% | Add |
| 41 | PGR | PROGRESSIVE CORP | 7.66M | $1.67B | 0.56% | Reduce |
| 42 | HUM | HUMANA INC | 3.58M | $1.66B | 0.56% | Reduce |
| 43 | DUK | DUKE ENERGY CORP NEW | 12.74M | $1.63B | 0.54% | Reduce |
| 44 | RYAAY | RYANAIR HOLDINGS PLC | 24.06M | $1.59B | 0.53% | Hold |
| 45 | MU | MICRON TECHNOLOGY INC | 1.36M | $1.58B | 0.53% | Add |
| 46 | PM | PHILIP MORRIS INTL INC | 8.57M | $1.57B | 0.52% | Reduce |
| 47 | PLD | PROLOGIS INC. | 11.22M | $1.54B | 0.51% | Reduce |
| 48 | AXP | AMERICAN EXPRESS CO | 4.47M | $1.54B | 0.51% | Reduce |
| 49 | C | CITIGROUP INC | 10.95M | $1.53B | 0.51% | Reduce |
| 50 | TD | TORONTO DOMINION BK ONT | 11.16M | $1.51B | 0.51% | Reduce |