How many shares of IRTC does MILLENNIUM MANAGEMENT LLC own?

As of 2026-Q2, MILLENNIUM MANAGEMENT LLC holds 1.4M shares of IRTC (IRHYTHM TECHNOLOGIES INC).

What is MILLENNIUM MANAGEMENT LLC's IRTC position worth?

As of 2026-Q2, MILLENNIUM MANAGEMENT LLC's IRTC position is worth $167.3M.

Is MILLENNIUM MANAGEMENT LLC buying or selling IRTC?

In 2026-Q2, MILLENNIUM MANAGEMENT LLC decreased their IRTC position (-12.5% change in shares).

When did MILLENNIUM MANAGEMENT LLC first buy IRTC?

Based on available 13F filings, MILLENNIUM MANAGEMENT LLC first reported a position in IRTC in 2018-Q4. They have held the position across 31 quarters.

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MILLENNIUM MANAGEMENT LLC

IRTC
31 quarters

Position history for MILLENNIUM MANAGEMENT LLC's holdings in IRHYTHM TECHNOLOGIES INC

Current Value

$167.3M

Current Shares

1.4M

Total Value Change

+$99.4M

Total Shares Change

+429,185

Quarter-by-Quarter History

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	1.4M	-12.5%	$167.3M	0.1%	$118.95	0
2026-Q1	Increased	1.6M	+94.6%	$189.8M	0.1%	$125.85	49
2025-Q4	Increased	826,376	+197.4%	$146.6M	0.1%	$178.57	49
2025-Q3	Decreased	277,857	-17.4%	$47.8M	0.0%	$169.50	0
2025-Q2	Decreased	336,307	-15.9%	$51.8M	0.0%	$154.71	0
2025-Q1	Increased	399,746	+563.8%	$41.8M	0.0%	$105.00	47
2024-Q4	Decreased	60,217	-77.2%	$5.4M	0.0%	$86.92	0
2024-Q3	Decreased	264,500	-46.7%	$19.6M	0.0%	$72.87	0
2024-Q2	Increased	495,975	+298.0%	$53.4M	0.0%	$107.64	47
2024-Q1	Increased	124,603	+128.6%	$14.5M	0.0%	$116.00	45
2023-Q4	Decreased	54,506	-16.6%	$5.8M	0.0%	$107.04	0
2023-Q3	Decreased	65,342	-54.0%	$6.2M	0.0%	$94.26	0
2023-Q2	Increased	142,092	+665.0%	$14.8M	0.0%	$103.59	45
2023-Q1	Increased	18,574	+37.4%	$2.3M	0.0%	$121.78	34
2022-Q4	Decreased	13,517	-74.4%	$1.3M	0.0%	$93.67	0
2022-Q3	Decreased	52,766	-69.5%	$6.6M	0.0%	$125.69	0
2022-Q2	New	172,947	-	$18.7M	0.0%	$116.38	39
2022-Q1	Exited	0	-100.0%	$0	0.0%	$151.41	0
2021-Q4	Decreased	71,055	-77.2%	$8.4M	0.0%	$117.39	0
2021-Q3	Decreased	312,219	-43.4%	$18.3M	0.0%	$58.13	0
2021-Q2	Increased	551,173	+172x	$36.6M	0.0%	$65.02	47
2021-Q1	New	3,194	-	$444,000	0.0%	$137.37	33
2020-Q4	Exited	0	-100.0%	$0	0.0%	$235.40	0
2020-Q3	Increased	57,475	+122.5%	$13.7M	0.0%	$233.58	45
2020-Q2	Decreased	25,826	-82.0%	$3M	0.0%	$114.97	0
2020-Q1	Decreased	143,368	-75.5%	$11.7M	0.0%	$86.47	0
2019-Q4	Increased	585,856	+81.0%	$39.9M	0.0%	$66.37	45
2019-Q3	Decreased	323,636	-45.1%	$24M	0.0%	$74.09	0
2019-Q2	Decreased	589,297	-28.3%	$46.6M	0.1%	$79.08	0
2019-Q1	Decreased	821,692	-15.9%	$61.6M	0.1%	$74.96	0
2018-Q4	New	977,269	-	$67.9M	0.1%	$68.86	49

Other major holders of IRTC: SANDS CAPITAL MANAGEMENT, LLC, VANGUARD GROUP INC, BlackRock, Inc.

IRTC31 quarters

IRTC
31 quarters