Holocene Advisors
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Holocene Advisors’s iRhythm Technologies IRTC Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$48.2M Buy
313,094
+298,347
+2,023% +$45.9M 0.12% 173
2025
Q1
$1.54M Sell
14,747
-71,106
-83% -$7.44M ﹤0.01% 576
2024
Q4
$7.74M Sell
85,853
-95,132
-53% -$8.58M 0.02% 316
2024
Q3
$13.4M Sell
180,985
-861,685
-83% -$64M 0.05% 226
2024
Q2
$112M Buy
1,042,670
+124,021
+14% +$13.3M 0.47% 70
2024
Q1
$107M Sell
918,649
-44,717
-5% -$5.19M 0.39% 85
2023
Q4
$103M Buy
963,366
+330,869
+52% +$35.4M 0.4% 87
2023
Q3
$59.6M Buy
632,497
+205,141
+48% +$19.3M 0.26% 119
2023
Q2
$44.6M Sell
427,356
-55,071
-11% -$5.75M 0.19% 140
2023
Q1
$59.8M Sell
482,427
-278,015
-37% -$34.5M 0.29% 108
2022
Q4
$71.2M Sell
760,442
-216,325
-22% -$20.3M 0.43% 77
2022
Q3
$122M Buy
976,767
+64,844
+7% +$8.12M 0.78% 34
2022
Q2
$98.5M Buy
911,923
+160,415
+21% +$17.3M 0.6% 52
2022
Q1
$118M Buy
751,508
+120,110
+19% +$18.9M 0.62% 49
2021
Q4
$74.3M Buy
631,398
+255,924
+68% +$30.1M 0.39% 86
2021
Q3
$22M Buy
375,474
+300,808
+403% +$17.6M 0.12% 179
2021
Q2
$4.95M Buy
74,666
+48,056
+181% +$3.19M 0.03% 345
2021
Q1
$3.7M Sell
26,610
-141,669
-84% -$19.7M 0.02% 449
2020
Q4
$39.9M Sell
168,279
-344,624
-67% -$81.7M 0.25% 126
2020
Q3
$122M Buy
512,903
+508,187
+10,776% +$121M 0.93% 19
2020
Q2
$547K Sell
4,716
-415,034
-99% -$48.1M ﹤0.01% 485
2020
Q1
$34.1M Sell
419,750
-332,912
-44% -$27.1M 0.37% 83
2019
Q4
$51.2M Buy
752,662
+724,583
+2,581% +$49.3M 0.46% 64
2019
Q3
$2.08M Buy
+28,079
New +$2.08M 0.02% 281