MASSACHUSETTS FINANCIAL SERVICES CO /MA/

Location
Boston, MA
Portfolio Value
Mega $278,888,369,724
Diversification
Diversified
Filing Date
Global Rank
#36 / 8,524 ▼ 2
Top Industry
Semiconductors 8.3%
Period ended 58 days ago
Filed May 14, 2026 · 14d
52 quarters · since Jun 2013

Portfolio Concentration

920 positions · as of Mar 31, 2026 · Δ vs Dec 31, 2025
Top Position
4.1%
−0.2 pts
Top 5
14.6%
−0.8 pts
Top 10
20.7%
−0.7 pts
HHI
87
Jun 2023 → Mar 2026 · range 87 – 115
Diversified −5

Portfolio Trend

52 quarters · across all stocks

Sector Breakdown

As of Mar 31, 2026
Sector % Portfolio Value
Technology 22.2% $62,043,202,283
Financial Services 18.7% $52,043,765,387
Industrials 14.1% $39,223,915,913
Healthcare 11.3% $31,646,675,016
Consumer Cyclical 6.9% $19,159,092,319
Utilities 5.7% $15,765,317,729
Communication Services 5.3% $14,862,546,500
Energy 5.0% $13,962,608,638
Basic Materials 5.0% $13,959,507,214
Consumer Defensive 3.1% $8,774,897,839
Real Estate 2.6% $7,385,891,664
Unclassified 0.0% $60,949,222

Last Quarter's Activity

Export CSV
Mar 31, 2026 vs Dec 31, 2025

Added To

Positions the filer increased
25 positions
Ticker Δ Shares Shares Value
GRAB +7,722,285 15,200,503 $55,633,838
NEE +6,696,568 13,192,071 $1,225,279,551
TECK +4,693,089 5,922,775 $306,503,604
GGB +3,886,219 5,213,285 $18,819,957
AAPL +3,420,976 30,317,142 $7,694,187,464
VICI +2,793,570 8,929,246 $243,946,998
IR +2,788,487 4,411,618 $353,458,831
AXTA +2,667,553 5,632,672 $156,025,012
BIRK +2,175,805 3,180,948 $113,973,366
GILD +2,058,305 6,281,609 $875,467,841
CRM +2,038,319 4,882,551 $911,425,790
WAT +2,005,403 4,630,118 $1,378,849,136
BSX +1,911,044 10,996,572 $690,034,889
HON +1,860,250 8,707,049 $1,968,054,280
ANET +1,838,566 7,227,921 $887,444,136
ABNB +1,690,899 3,053,593 $385,607,721
UBER +1,505,612 6,408,272 $460,947,000
FITB +1,433,578 4,833,070 $224,544,429
NDAQ +1,432,672 29,060,439 $2,466,940,663
BZ +1,420,448 2,514,863 $33,674,013
MDLN +1,342,089 11,569,316 $514,834,561
LMRI +1,334,567 2,334,580 $20,077,388
EQX +1,255,006 3,418,482 $49,431,249
TME +1,243,337 6,151,014 $57,081,407
EPRT +1,193,178 4,996,674 $151,699,019

Trimmed

Positions the filer reduced
25 positions
Ticker Δ Shares Shares Value
TTE 39,997,642 382,869 $34,833,420
KVUE 18,742,394 49,743,984 $857,586,280
EXC 13,125,776 1,043,562 $51,155,408
CNQ 9,236,479 2,379,868 $115,970,966
APTV 8,701,056 846,448 $58,777,346
ABEV 8,409,950 26,469,999 $77,292,393
AVTR 7,131,662 82,746 $648,728
CNI 6,834,049 3,750,670 $385,456,351
PBR 6,587,273 3,077,153 $63,850,922
PCG 6,216,269 109,393,836 $1,922,049,694
NFLX 5,745,770 992,471 $95,426,085
OGN 5,192,956 1,689,210 $10,118,367
YUMC 4,761,512 209,519 $10,220,335
CPNG 4,512,013 7,620,616 $143,877,227
KKR 4,302,927 14,350,033 $1,327,378,051
SU 4,212,512 3,912,966 $258,686,179
MRK 4,144,192 271,829 $32,698,308
NTSK 3,523,318 38,190 $324,233
GPK 3,300,605 7,459,614 $74,148,561
UBS 3,080,379 65,542,061 $2,560,728,320
JNJ 2,954,264 13,434,302 $3,283,880,778
RYAAY 2,809,535 24,120,294 $1,394,152,990
THRY 2,733,142 89,746 $245,903
INTC 2,725,410 3,449,902 $152,244,172
VST 2,578,306 3,951,789 $594,072,438

New Positions

Positions the filer opened this quarter
25 positions
Ticker Shares Value
CMCSA 10,486,288 $301,061,326
TSN 3,554,478 $227,735,402
RBC 307,380 $166,944,223
WWD 328,124 $117,442,139
AMCR 2,783,448 $110,642,057
TEX 1,774,448 $104,869,876
JAN 4,369,804 $102,996,277
MMED 6,878,460 $102,626,621
BRO 1,537,185 $100,239,832
HII 241,938 $91,912,243
VGNT 2,661,893 $84,781,287
AIT 299,596 $79,488,807
EQR 1,259,931 $74,524,916
DTM 543,107 $73,140,218
SSRM 2,300,783 $67,643,019
LECO 256,120 $63,794,367
OVV 1,044,654 $62,010,659
BNTX 670,514 $59,595,283
DCI 662,358 $56,214,321
DRS 1,245,246 $55,438,350
ES 775,238 $53,708,488
GAP 2,139,198 $51,768,591
AA 738,815 $49,005,597
WAY 1,582,658 $38,157,884
BROS 727,272 $36,843,598

Sold Out

Positions the filer fully exited
25 positions
Ticker Shares Value
EXAS 2,723,434 $276,591,954
WELL 993,200 $184,347,852
NOW 1,052,936 $161,299,264
JCI 1,181,795 $141,519,949
MANH 784,835 $136,019,750
HSY 705,533 $128,392,894
U 2,905,820 $128,350,066
MAT 5,377,254 $106,684,718
TEAM 386,497 $62,666,620
ODD 1,360,977 $54,684,054
VERX 2,698,276 $53,884,569
DBRG 3,276,959 $50,268,548
NATL 1,255,678 $47,853,888
ACVA 5,535,465 $44,394,424
STEP 461,037 $29,584,744
HAS 355,468 $29,148,376
TOL 151,406 $20,473,119
OS 1,050,802 $19,313,740
FIG 407,270 $15,219,677
HQY 149,122 $13,661,066
ZS 51,246 $11,526,250
SNY 213,447 $10,343,641
MARA 1,135,956 $10,200,884
JXN 91,641 $9,773,512
NVO 188,444 $9,588,029

Portfolio Positions

Export CSV View 13F filing
920 positions · $278,888,369,724 total · as of Mar 31, 2026
Showing 1–50 of 920 positions by value · page 1 of 19
Ticker Company Shares Value (USD) % of Portfolio Action
NVDA
Nvidia Corp
Technology
65,275,558 $11,384,057,313 4.08% History
MSFT
Microsoft Corp
Technology
25,473,981 $9,429,703,542 3.38% History
AAPL
Apple Inc.
Technology
30,317,142 $7,694,187,464 2.76% History
GOOGL
Alphabet Inc.
Communication Services
23,413,232 $6,732,708,992 2.41% History
AMZN
Amazon Com Inc
Consumer Cyclical
25,952,500 $5,405,127,170 1.94% History
JPM
Jpmorgan Chase & Co
Financial Services
14,662,099 $4,313,003,038 1.55% History
JNJ
Johnson & Johnson
Healthcare
13,434,302 $3,283,880,778 1.18% History
TSM
Taiwan Semiconductor Manufacturing Co Ltd
Technology
9,677,855 $3,270,631,094 1.17% History
CI
Cigna Group
Healthcare
11,595,182 $3,093,014,794 1.11% History
XOM
Exxon Mobil Corp
Energy
17,922,157 $3,040,673,153 1.09% History
AVGO
Broadcom Inc.
Technology
8,980,922 $2,779,685,163 1.00% History
MA
Mastercard Inc
Financial Services
5,521,696 $2,758,970,620 0.99% History
FNV
FRANCO NEVADA Corp
Basic Materials
11,093,148 $2,740,562,210 0.98% History
RTX
RTX Corp
Industrials
14,147,863 $2,729,122,769 0.98% History
AON
Aon plc
Financial Services
8,358,097 $2,697,826,545 0.97% History
COP
Conocophillips
Energy
20,267,161 $2,675,265,252 0.96% History
UBS
UBS Group AG
Financial Services
65,542,061 $2,560,728,320 0.92% History
META
Meta Platforms, Inc.
Communication Services
4,407,235 $2,521,511,356 0.90% History
MCK
Mckesson Corp
Healthcare
2,900,233 $2,509,745,625 0.90% History
NDAQ
Nasdaq, Inc.
Financial Services
29,060,439 $2,466,940,663 0.88% History
KLAC
Kla Corp
Technology
1,641,635 $2,417,159,788 0.87% History
AEM
Agnico Eagle Mines Ltd
Basic Materials
11,867,001 $2,408,763,858 0.86% History
PGR
Progressive Corp/Oh/
Financial Services
12,099,655 $2,398,635,605 0.86% History
LIN
Linde PLC
Basic Materials
4,757,686 $2,358,670,405 0.85% History
CB
Chubb Ltd
Financial Services
6,514,984 $2,123,428,731 0.76% History
ADI
Analog Devices Inc
Technology
6,216,638 $1,977,761,209 0.71% History
HON
Honeywell International Inc
Industrials
8,707,049 $1,968,054,280 0.71% History
GD
General Dynamics Corp
Industrials
5,702,629 $1,957,256,320 0.70% History
ACN
Accenture plc
Technology
9,828,861 $1,948,964,843 0.70% History
MS
Morgan Stanley
Financial Services
11,749,856 $1,933,673,797 0.69% History
PCG
PG&E Corp
Utilities
109,393,836 $1,922,049,694 0.69% History
DUK
Duke Energy CORP
Utilities
14,391,296 $1,884,396,295 0.68% History
PLD
Prologis, Inc.
Real Estate
14,063,332 $1,858,891,221 0.67% History
MDT
Medtronic plc
Healthcare
21,437,599 $1,857,567,950 0.67% History
APH
Amphenol Corp /De/
Technology
13,964,627 $1,764,430,617 0.63% History
HWM
Howmet Aerospace Inc.
Industrials
7,624,700 $1,757,188,357 0.63% History
BA
Boeing Co
Industrials
8,733,419 $1,738,212,381 0.62% History
WTW
Willis Towers Watson PLC
Financial Services
5,867,533 $1,705,691,840 0.61% History
UNP
Union Pacific Corp
Industrials
7,029,932 $1,705,602,097 0.61% History
ETN
Eaton Corp plc
Industrials
4,688,364 $1,676,887,147 0.60% History
D
Dominion Energy, Inc
Utilities
26,621,442 $1,645,737,541 0.59% History
PFE
Pfizer Inc
Healthcare
56,911,830 $1,598,084,183 0.57% History
ABT
Abbott Laboratories
Healthcare
15,499,870 $1,591,371,647 0.57% History
PNC
Pnc Financial Services Group, Inc.
Financial Services
7,528,295 $1,566,562,904 0.56% History
AXP
American Express Co
Financial Services
5,067,655 $1,532,864,279 0.55% History
C
Citigroup Inc
Financial Services
13,354,702 $1,514,556,749 0.54% History
SO
Southern Co
Utilities
15,595,800 $1,505,306,612 0.54% History
NXPI
NXP Semiconductors N.V.
Technology
7,574,965 $1,491,207,606 0.53% History
TMO
Thermo Fisher Scientific Inc.
Healthcare
3,013,109 $1,481,033,464 0.53% History
CVX
Chevron Corp
Energy
7,109,419 $1,470,938,787 0.53% History
Page 1 of 19
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