Superinvestor Tracker
All Investors

IRHYTHM TECHNOLOGIES INC

IRTC 1.5 09-01-29

Holders

4

Combined Value

$71M

Combined Shares

65,350,000

Investor Activity

$0.84$1.12$1.40$1.68Q1'25Q2'25Q3'25Q4'25Q1'26331 12 13 1
BUYSELLImplied priceClick a quarter to see who traded

Held By

InvestorValue% of PortfolioAvg Buy PriceGainLast ActivityAs of
Steve Cohen - Point72$36M0.05%~$1.10Bought Q1 2026Q1 2026
Paul Tudor Jones - Tudor Investment$21M0.04%~$1.40Bought Q4 2025Q1 2026
Israel Englander - Millennium Management$12M0.01%~$1.10Bought Q1 2026Q1 2026
Howard Marks - Oaktree Capital$1M0.02%~$1.10Bought Q1 2026Q1 2026

Recent Activity

QuarterInvestorActionEst. ValueEst. Price
Q1 2026Steve Cohen - Point72NEW BUY+$36M~$1.10
Q1 2026Ken Griffin - Citadel AdvisorsSOLD OUT−$21M~$1.40
Q1 2026Israel Englander - Millennium ManagementNEW BUY+$12M~$1.10
Q1 2026Howard Marks - Oaktree CapitalNEW BUY+$1M~$1.10
Q4 2025Paul Tudor Jones - Tudor InvestmentNEW BUY+$28M~$1.40
Q4 2025Howard Marks - Oaktree CapitalSOLD OUT−$1M~$1.38
Q4 2025Ken Griffin - Citadel AdvisorsBUY+$407K~$1.40
Q3 2025Ken Griffin - Citadel AdvisorsNEW BUY+$20M~$1.37
Q3 2025Howard Marks - Oaktree CapitalSELL−$206K~$1.38
Q2 2025Steve Cohen - Point72SOLD OUT−$8M~$1.04
Q2 2025Ken Griffin - Citadel AdvisorsSOLD OUT−$5M~$1.04
Q2 2025Howard Marks - Oaktree CapitalSELL−$1M~$1.29
Q1 2025Steve Cohen - Point72NEW BUY+$8M~$1.04
Q1 2025Ken Griffin - Citadel AdvisorsNEW BUY+$5M~$1.04
Q1 2025Howard Marks - Oaktree CapitalNEW BUY+$1M~$1.04

Ownership History

PeriodHoldersTotal SharesΔ SharesTotal ValueImplied Price
Q1 2026465,350,000+85.2%$71M$1.10
Q4 2025235,291,000+122.0%$49M$1.40
Q3 2025215,900,000+1414.3%$21M$1.37
Q2 202511,050,000−93.2%$1M$1.29
Q1 2025315,475,000$16M$1.04