Massachusetts Financial Services Portfolio holdings
Massachusetts Financial Services (MFS), founded in 1924 and headquartered in Boston, Massachusetts, is a pioneering investment management firm credited with launching the first U.S. mutual fund, the Massachusetts Investors Trust. Managing hundreds of billions in assets, MFS offers a wide range of actively managed investment products, including equity, fixed-income, and balanced funds, serving institutional investors, financial advisors, and individuals globally. Known for its disciplined, research-driven approach, the firm emphasizes long-term value creation through fundamental analysis and a collaborative team structure, avoiding short-term market trends. With a legacy of innovation and a strong global presence, MFS remains a respected name in the asset management industry, balancing tradition with a focus on sustainable, client-centric investing.
Top Buys
| Rank | Stock | Value |
|---|---|---|
| 1 |
Apple
AAPL
|
+$890M |
| 2 |
Waters Corp
WAT
|
+$686M |
| 3 |
NextEra Energy
NEE
|
+$595M |
| 4 |
Honeywell
HON
|
+$425M |
| 5 |
Salesforce
CRM
|
+$422M |
Top Sells
| Rank | Stock | Value |
|---|---|---|
| 1 |
TotalEnergies
TTE
|
+$3.06B |
| 2 |
Qiagen
QGEN
|
+$1.13B |
| 3 |
Canadian National Railway
CNI
|
+$705M |
| 4 |
Johnson & Johnson
JNJ
|
+$688M |
| 5 |
Aptiv
APTV
|
+$671M |
Sector Composition
| Rank | Sector | Weight |
|---|---|---|
| 1 | Technology | 22.05% |
| 2 | Financials | 18.97% |
| 3 | Industrials | 13.79% |
| 4 | Healthcare | 11.79% |
| 5 | Consumer Discretionary | 6.89% |
| Name | Market Value | Portfolio Weight | Shares or Principal |
Change in Stake | Capital Flow | |
|---|---|---|---|---|---|---|
826
EnerSys
ENS
$6.83B
| $1.31M | ﹤0.01% |
+7,534
| New | +$1.28M |
|
827
PUT
iShares S&P 100 ETF
OEF
$20.5B
| $1.3M | ﹤0.01% |
+476,000
| New | +$160M |
|
828
Prothena Corp
PRTA
$449M
| $1.28M | ﹤0.01% |
132,051
+86,081
| +187% | +$789K |
|
829
Cerence
CRNC
$408M
| $1.28M | ﹤0.01% |
202,208
-5,401
| -3% | -$48.7K |
|
830
Martin Marietta Materials
MLM
$32.3B
| $1.24M | ﹤0.01% |
2,098
-11
| -0.5% | -$7.02K |
|
831
Mine Safety
MSA
$7.48B
| $1.22M | ﹤0.01% |
7,420
-38
| -0.5% | -$6.95K |
|
832
Centuri Holdings
CTRI
$2.26B
| $1.2M | ﹤0.01% |
41,071
-30,172
| -42% | -$879K |
|
833
Rigel Pharmaceuticals
RIGL
$733M
| $1.19M | ﹤0.01% |
44,029
-8,953
| -17% | -$301K |
|
834
SentinelOne
S
$7.12B
| $1.18M | ﹤0.01% |
91,803
-2,410,102
| -96% | -$33.5M |
|
835
Jazz Pharmaceuticals
JAZZ
$16.7B
| $1.17M | ﹤0.01% |
6,170
-2,395
| -28% | -$419K |
|
836
Sanmina
SANM
$11B
| $1.17M | ﹤0.01% |
8,991
-239
| -3% | -$35.1K |
|
837
BlueLinx
BXC
$671M
| $1.16M | ﹤0.01% |
21,437
-6,270
| -23% | -$412K |
|
838
Credo Technology Group
CRDO
$43B
| $1.16M | ﹤0.01% |
12,352
-327
| -3% | -$39.8K |
|
839
Anika Therapeutics
ANIK
$270M
| $1.08M | ﹤0.01% |
74,619
+28,241
| +61% | +$328K |
|
840
Quad
QUAD
$515M
| $1.07M | ﹤0.01% |
162,174
-4,309
| -3% | -$27.8K |
|
841
Green Plains
GPRE
$1.06B
| $1.04M | ﹤0.01% |
63,386
-1,685
| -3% | -$22.9K |
|
|
GOLD
842
Gold.com Inc
GOLD
$1.22B
| $1.02M | ﹤0.01% |
25,461
-678
| -3% | -$33.1K |
|
843
Herbalife
HLF
$1.21B
| $1.01M | ﹤0.01% |
68,643
+28,117
| +69% | +$459K |
|
844
Marvell Technology
MRVL
$189B
| $1M | ﹤0.01% |
7,327
+503
| +7% | +$42.2K |
|
845
KB Financial Group
KB
$42.6B
| $978K | ﹤0.01% |
9,809
+7,221
| +279% | +$725K |
|
846
Itaú Unibanco
ITUB
$90.2B
| $952K | ﹤0.01% |
113,625
+12,541
| +12% | +$105K |
|
847
Methode Electronics
MEI
$585M
| $940K | ﹤0.01% |
170,337
-4,527
| -3% | -$33.1K |
|
848
Regenxbio
RGNX
$745M
| $939K | ﹤0.01% |
112,011
-2,977
| -3% | -$31.3K |
|
849
Monte Rosa Therapeutics
GLUE
$1.33B
| $929K | ﹤0.01% |
56,491
+6,861
| +14% | +$131K |
|
|
CPRX
850
DELISTED
Catalyst Pharmaceutical
CPRX
| $912K | ﹤0.01% |
36,841
-40,592
| -52% | -$967K |
|
Similar funds
Massachusetts Financial Services's Q1 2026 Portfolio in Review
As of Q1 2026, Massachusetts Financial Services held 1,005 positions worth $298B, down 4.1% from $310B the previous quarter. Its ten largest holdings account for 21% of the portfolio.
Massachusetts Financial Services withdrew a net $20.7B in Q1 2026, closing 62 positions and reducing 565 holdings. Its most notable exit was Exact Sciences, an estimated $277M position sold in full.
By sector, the portfolio is most concentrated in Technology at 22% of assets, down from 23% a quarter earlier, followed by Financials and Industrials.
Against the trend, Massachusetts Financial Services opened a new position in Comcast worth $306M.
- Massachusetts Financial Services's largest Q1 2026 buy was Comcast: 10,486,288 shares worth $306M.
- Massachusetts Financial Services added most to Apple in Q1 2026, an estimated $890M increase.
- Massachusetts Financial Services's biggest Q1 2026 reduction was TotalEnergies, cutting an estimated $3.06B.
- Massachusetts Financial Services fully exited Exact Sciences in Q1 2026, selling an estimated $277M.
- Massachusetts Financial Services's ten largest holdings make up 21% of its $298B portfolio in Q1 2026.
- Massachusetts Financial Services opened 88 new positions and closed 62 in Q1 2026.
- Massachusetts Financial Services's portfolio value fell 4.1% quarter-over-quarter to $298B.
Based on Massachusetts Financial Services's 13F filing for Q1 2026, filed 14 May 2026.