Squarepoint’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
$727K Sell
6,164
-87,544
-93% -$12.6M ﹤0.01% 3040
2025
Q4
$16.6M Sell
93,708
-87,327
-48% -$15.5M 0.02% 822
2025
Q3
$31.1M Buy
181,035
+20,586
+13% +$3.27M 0.03% 557
2025
Q2
$24.7M Buy
160,449
+130,490
+436% +$16.9M 0.03% 669
2025
Q1
$3.14M Buy
29,959
+7,694
+35% +$815K ﹤0.01% 1753
2024
Q4
$2.01M Sell
22,265
-10,480
-32% -$823K ﹤0.01% 2414
2024
Q3
$2.43M Buy
32,745
+24,568
+300% +$1.96M ﹤0.01% 1934
2024
Q2
$880K Buy
+8,177
New +$835K ﹤0.01% 2659
2024
Q1
Sell
-10,929
Closed -$1.23M 4287
2023
Q4
$1.17M Sell
10,929
-11,708
-52% -$1.02M ﹤0.01% 2413
2023
Q3
$2.13M Buy
+22,637
New +$2.3M 0.01% 1773
2023
Q2
Sell
-32,342
Closed -$4.01M 3781
2023
Q1
$4.01M Buy
32,342
+29,882
+1,215% +$3.24M 0.02% 999
2022
Q4
$230K Sell
2,460
-44,320
-95% -$4.82M ﹤0.01% 2714
2022
Q3
$5.86M Sell
46,780
-5,566
-11% -$804K 0.03% 663
2022
Q2
$5.66M Buy
52,346
+36,600
+232% +$4.85M 0.03% 610
2022
Q1
$2.48M Buy
15,746
+13,047
+483% +$1.68M 0.01% 1025
2021
Q4
$318K Sell
2,699
-6,111
-69% -$561K ﹤0.01% 2415
2021
Q3
$516K Sell
8,810
-21,665
-71% -$1.15M ﹤0.01% 1938
2021
Q2
$2.02M Sell
30,475
-36,878
-55% -$2.92M 0.01% 1177
2021
Q1
$9.35M Buy
67,353
+63,246
+1,540% +$11.3M 0.05% 384
2020
Q4
$974K Buy
4,107
+2,685
+189% +$612K 0.01% 1355
2020
Q3
$339K Sell
1,422
-7,882
-85% -$1.39M ﹤0.01% 1708
2020
Q2
$1.08M Sell
9,304
-6,850
-42% -$755K 0.02% 903
2020
Q1
$1.31M Sell
16,154
-28,892
-64% -$2.4M 0.03% 607
2019
Q4
$3.07M Buy
45,046
+30,026
+200% +$2.04M 0.02% 679
2019
Q3
$1.11M Sell
15,020
-7,676
-34% -$595K 0.01% 1159
2019
Q2
$1.79M Buy
22,696
+14,902
+191% +$1.09M 0.02% 909
2019
Q1
$584K Sell
7,794
-1,092
-12% -$93.3K 0.01% 1404
2018
Q4
$617K Buy
8,886
+6,386
+255% +$484K 0.01% 1148
2018
Q3
$237K Buy
+2,500
New +$218K ﹤0.01% 1672
2018
Q2
Sell
-8,957
Closed -$564K 1885
2018
Q1
$564K Sell
8,957
-6,461
-42% -$400K 0.01% 1048
2017
Q4
$864K Buy
+15,418
New +$806K 0.02% 895
2017
Q3
Sell
-8,800
Closed -$374K 1737
2017
Q2
$374K Buy
+8,800
New +$320K 0.01% 1057

Other funds holding IRTC

Squarepoint's IRTC Position: Q1 2026 in Review

Squarepoint reduced its iRhythm Holdings (IRTC) stake by 93% in Q1 2026, selling an estimated $12.6M and leaving 6,164 shares worth $727K. The position accounts for ﹤0.01% of the portfolio, ranked #3040.

Squarepoint first reported a position in IRTC in Q2 2017 and has held it in 32 quarters since. The position peaked at $31.1M in Q3 2025. 304 funds tracked by Wall St. Rank hold IRTC as of Q1 2026.

  • Squarepoint held 6,164 shares of iRhythm Holdings worth $727K as of Q1 2026.
  • Squarepoint sold 87,544 iRhythm Holdings shares in Q1 2026, an estimated $12.6M.
  • iRhythm Holdings made up ﹤0.01% of Squarepoint's portfolio in Q1 2026, its #3040 holding.
  • Squarepoint first reported a position in iRhythm Holdings in Q2 2017 and has held it in 32 quarters since.
  • Squarepoint's iRhythm Holdings position peaked at $31.1M in Q3 2025.
  • 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q1 2026.

Based on Squarepoint's 13F filing for Q1 2026, filed 15 May 2026.