Massachusetts Financial Services’s DexCom DXCM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$241M Buy
3,560,621
+1,626,169
+84% +$108M 0.08% 235
2026
Q1
$122M Buy
1,934,452
+1,141,025
+144% +$79.5M 0.04% 330
2025
Q4
$52.7M Sell
793,427
-4,815,048
-86% -$311M 0.02% 465
2025
Q3
$377M Sell
5,608,475
-997,212
-15% -$78.9M 0.12% 180
2025
Q2
$577M Buy
6,605,687
+3,410,858
+107% +$267M 0.18% 136
2025
Q1
$218M Buy
3,194,829
+2,015,971
+171% +$165M 0.07% 253
2024
Q4
$91.7M Sell
1,178,858
-252,106
-18% -$18.7M 0.03% 396
2024
Q3
$95.9M Sell
1,430,964
-1,008,069
-41% -$82.8M 0.03% 393
2024
Q2
$277M Buy
2,439,033
+353,019
+17% +$44.6M 0.09% 212
2024
Q1
$289M Buy
2,086,014
+218,229
+12% +$27.4M 0.09% 208
2023
Q4
$232M Buy
+1,867,785
New +$191M 0.07% 229
2021
Q1
Sell
-66,252
Closed -$6.12M 926
2020
Q4
$6.12M Sell
66,252
-1,385,600
-95% -$124M ﹤0.01% 669
2020
Q3
$150M Sell
1,451,852
-113,800
-7% -$11.9M 0.05% 260
2020
Q2
$159M Buy
1,565,652
+324,896
+26% +$29.1M 0.06% 242
2020
Q1
$83.5M Buy
1,240,756
+316,316
+34% +$19.7M 0.04% 296
2019
Q4
$50.6M Buy
924,440
+122,444
+15% +$5.81M 0.02% 411
2019
Q3
$29.9M Buy
801,996
+66,272
+9% +$2.57M 0.01% 476
2019
Q2
$27.6M Sell
735,724
-373,320
-34% -$11.7M 0.01% 486
2019
Q1
$33M Buy
1,109,044
+163,844
+17% +$5.76M 0.01% 449
2018
Q4
$28.3M Buy
945,200
+158,964
+20% +$5.04M 0.01% 458
2018
Q3
$28.1M Sell
786,236
-72,264
-8% -$2.24M 0.01% 480
2018
Q2
$20.4M Sell
858,500
-755,644
-47% -$16M 0.01% 514
2018
Q1
$29.9M Sell
1,614,144
-636,308
-28% -$9.41M 0.01% 451
2017
Q4
$32.3M Buy
2,250,452
+60,300
+3% +$784K 0.01% 457
2017
Q3
$26.8M Buy
2,190,152
+540,088
+33% +$9.55M 0.01% 467
2017
Q2
$30.2M Buy
1,650,064
+229,132
+16% +$4.23M 0.01% 465
2017
Q1
$30.1M Buy
1,420,932
+113,744
+9% +$2.22M 0.01% 453
2016
Q4
$19.5M Buy
1,307,188
+11,788
+0.9% +$209K 0.01% 507
2016
Q3
$28.4M Sell
1,295,400
-276,428
-18% -$6.15M 0.01% 459
2016
Q2
$31.2M Buy
1,571,828
+52,220
+3% +$889K 0.02% 430
2016
Q1
$25.8M Buy
1,519,608
+159,080
+12% +$2.66M 0.01% 461
2015
Q4
$27.9M Buy
1,360,528
+292,784
+27% +$6.09M 0.01% 441
2015
Q3
$22.9M Sell
1,067,744
-244,824
-19% -$5.46M 0.01% 461
2015
Q2
$26.2M Sell
1,312,568
-714,380
-35% -$12.5M 0.01% 467
2015
Q1
$31.6M Sell
2,026,948
-179,380
-8% -$2.71M 0.02% 430
2014
Q4
$30.4M Sell
2,206,328
-1,311,616
-37% -$16.1M 0.02% 420
2014
Q3
$35.2M Sell
3,517,944
-135,160
-4% -$1.38M 0.02% 410
2014
Q2
$36.2M Buy
3,653,104
+3,382,224
+1,249% +$30M 0.02% 415
2014
Q1
$2.8M Sell
270,880
-87,120
-24% -$900K ﹤0.01% 688
2013
Q4
$3.17M Sell
358,000
-3,245,720
-90% -$25.7M ﹤0.01% 650
2013
Q3
$25.4M Buy
3,603,720
+3,263,880
+960% +$20.7M 0.02% 433
2013
Q2
$1.91M Buy
+339,840
New +$1.63M ﹤0.01% 663

Other funds holding DXCM

Massachusetts Financial Services's DXCM Position: Q2 2026 in Review

Massachusetts Financial Services increased its DexCom (DXCM) stake by 84% in Q2 2026, buying an estimated $108M and bringing the position to 3,560,621 shares worth $241M. The position accounts for 0.08% of the portfolio, ranked #235.

Massachusetts Financial Services first reported a position in DXCM in Q2 2013 and has held it in 42 quarters since. The position peaked at $577M in Q2 2025. 968 funds tracked by Wall St. Rank hold DXCM as of Q2 2026.

  • Massachusetts Financial Services held 3,560,621 shares of DexCom worth $241M as of Q2 2026.
  • Massachusetts Financial Services bought 1,626,169 DexCom shares in Q2 2026, an estimated $108M.
  • DexCom made up 0.08% of Massachusetts Financial Services's portfolio in Q2 2026, its #235 holding.
  • Massachusetts Financial Services first reported a position in DexCom in Q2 2013 and has held it in 42 quarters since.
  • Massachusetts Financial Services's DexCom position peaked at $577M in Q2 2025.
  • 968 funds tracked by Wall St. Rank held DexCom as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.