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Harbor Investment Advisory’s iRhythm Holdings IRTC Stock Holding History

Harbor Investment Advisory’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
2026
Q2 		$50K Buy
+420
New +$48.8K ﹤0.01% 759
2020
Q3 		– Sell
-16
Closed -$2K – 1189
2020
Q2 		$2K Buy
+16
New +$1.76K ﹤0.01% 995

Other funds holding IRTC

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Artisan Partners
Artisan Partners Milwaukee, Wisconsin $63.1B AUM 35.51% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
UBS AM
UBS AM Chicago, Illinois $550B AUM 43.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
EAM
Eventide Asset Management Boston, Massachusetts $7.48B AUM 104.76% 1-Year Est. Return

Harbor Investment Advisory's IRTC Position: Q2 2026 in Review

Harbor Investment Advisory opened a new position in iRhythm Holdings (IRTC) in Q2 2026: 420 shares worth $50K. The stake represents ﹤0.01% of the portfolio and ranks #759 among its holdings. This is a return to the name: Harbor Investment Advisory previously reported a position in IRTC as recently as Q2 2020.

Harbor Investment Advisory first reported a position in IRTC in Q2 2020 and has held it in 2 quarters since. 304 funds tracked by Wall St. Rank hold IRTC as of Q2 2026.

  • Harbor Investment Advisory held 420 shares of iRhythm Holdings worth $50K as of Q2 2026.
  • iRhythm Holdings was a new Harbor Investment Advisory position in Q2 2026.
  • iRhythm Holdings made up ﹤0.01% of Harbor Investment Advisory's portfolio in Q2 2026, its #759 holding.
  • Harbor Investment Advisory first reported a position in iRhythm Holdings in Q2 2020 and has held it in 2 quarters since.
  • 304 funds tracked by Wall St. Rank held iRhythm Holdings as of Q2 2026.

Based on Harbor Investment Advisory's 13F filing for Q2 2026, filed 7 Jul 2026.