Massachusetts Financial Services’s iRhythm Holdings IRTC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$19.7M Buy
166,637
+16,353
+11% +$2.36M 0.01% 645
2025
Q4
$26.7M Sell
150,284
-10,266
-6% -$1.82M 0.01% 598
2025
Q3
$27.6M Buy
160,550
+34,095
+27% +$5.42M 0.01% 582
2025
Q2
$19.5M Buy
+126,455
New +$16.3M 0.01% 621
2020
Q4
Sell
-112,104
Closed -$26.7M 912
2020
Q3
$26.7M Sell
112,104
-84,922
-43% -$15M 0.01% 533
2020
Q2
$22.8M Sell
197,026
-4,788
-2% -$528K 0.01% 534
2020
Q1
$16.4M Sell
201,814
-81,219
-29% -$6.74M 0.01% 542
2019
Q4
$19.3M Buy
283,033
+49,708
+21% +$3.37M 0.01% 534
2019
Q3
$17.3M Buy
233,325
+47,896
+26% +$3.71M 0.01% 548
2019
Q2
$14.7M Buy
185,429
+38,914
+27% +$2.83M 0.01% 582
2019
Q1
$11M Buy
146,515
+30,128
+26% +$2.57M ﹤0.01% 603
2018
Q4
$8.09M Buy
116,387
+29,801
+34% +$2.26M ﹤0.01% 624
2018
Q3
$8.2M Sell
86,586
-33,411
-28% -$2.91M ﹤0.01% 648
2018
Q2
$9.73M Sell
119,997
-63,772
-35% -$4.46M ﹤0.01% 632
2018
Q1
$11.6M Sell
183,769
-23,456
-11% -$1.45M 0.01% 589
2017
Q4
$11.6M Sell
207,225
-31,885
-13% -$1.67M ﹤0.01% 586
2017
Q3
$12.4M Buy
239,110
+1,450
+0.6% +$65.7K 0.01% 566
2017
Q2
$10.1M Buy
237,660
+59,702
+34% +$2.17M ﹤0.01% 602
2017
Q1
$6.69M Sell
177,958
-31,581
-15% -$1.09M ﹤0.01% 630
2016
Q4
$6.29M Buy
+209,539
New +$5.65M ﹤0.01% 641

Other funds holding IRTC