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Bayesian Capital Management’s iRhythm Holdings IRTC Stock Holding History

Bayesian Capital Management’s Portfolio IRTC Stock Details IRTC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-4,386
Closed -$754K – 329
2025
Q3 		$754K Buy
+4,386
New +$697K 0.15% 206
2023
Q4 		– Sell
-4,287
Closed -$404K – 885
2023
Q3 		$404K Buy
+4,287
New +$436K 0.05% 413
2022
Q4 		– Sell
-2,600
Closed -$326K – 896
2022
Q3 		$326K Buy
+2,600
New +$375K 0.07% 390
2019
Q3 		– Sell
-3,566
Closed -$282K – 597
2019
Q2 		$282K Buy
3,566
+400
+13% +$29.1K 0.06% 372
2019
Q1 		$237K Sell
3,166
-2,200
-41% -$188K 0.05% 439
2018
Q4 		$373K Sell
5,366
-6,510
-55% -$494K 0.08% 350
2018
Q3 		$1.12M Buy
+11,876
New +$1.03M 0.18% 152
2017
Q4 		– Sell
-5,734
Closed -$297K – 630
2017
Q3 		$297K Buy
+5,734
New +$260K 0.07% 366

Other funds holding IRTC

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Sands Capital Management
Sands Capital Management Arlington, Virginia $26.9B AUM 34.44% 1-Year Est. Return
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Capital Research Global Investors
Capital Research Global Investors Los Angeles, California $717B AUM 35.42% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Bayesian Capital Management's IRTC Position: Q4 2025 in Review

Bayesian Capital Management sold out of iRhythm Holdings (IRTC) in Q4 2025, closing a stake of 4,386 shares — an estimated $754K sold.

Bayesian Capital Management first reported a position in IRTC in Q3 2017 and held it in 8 quarters. The position peaked at $1.12M in Q3 2018. 333 funds tracked by Wall St. Rank hold IRTC as of Q4 2025.

  • Bayesian Capital Management reported no remaining iRhythm Holdings position as of Q4 2025 after selling out during the quarter.
  • Bayesian Capital Management sold 4,386 iRhythm Holdings shares in Q4 2025, an estimated $754K.
  • Bayesian Capital Management first reported a position in iRhythm Holdings in Q3 2017 and held it in 8 quarters.
  • Bayesian Capital Management's iRhythm Holdings position peaked at $1.12M in Q3 2018.
  • 333 funds tracked by Wall St. Rank held iRhythm Holdings as of Q4 2025.

Based on Bayesian Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.