Security key
450056106
iRhythm Holdings, Inc. - Common Stock, $0.001 par value (IRTC)
CUSIP: 450056106
Q4 2022 13F Holders as of 31 Dec 2022
- Security type / class
- Equity / Common Stock, $0.001 par value
- Total 13F shares
- 31,151,995
- Total 13F value
- $2,917,984,399
- Share change
- +287,079
- Put/Call ratio
- 95%
- SEC-reported price per share
- $93.67
- Number of holders
- 204
- Value change
- -$5,898,665
- Number of buys
- 93
- Number of sells
- 120
- Shares outstanding
- 32,086,538
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2022
Institutions
204
Top holders
10
IRTC full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2023
Previous quarter: Q3 2022
iRhythm Holdings, Inc. SEC filings
iRhythm Holdings, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 450056106
Recent filing periods:
Ownership snapshot
Top reported holders of IRTC - iRhythm Holdings, Inc. - Common Stock, $0.001 par value (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
VANGUARD GROUP INC
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
30 Sep 2022
13F
Lead comparable stake: 8.7%
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 8.7%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens VANGUARD GROUP INC's linked filing trail.
Comparable ownership
Top 5
VANGUARD GROUP INC
8.7%
SANDS CAPITAL MANAGEMENT, LLC
8.6%
BlackRock Finance, Inc.
7%
Saraza Management, LP
4.1%
ALLIANCEBERNSTEIN L.P.
4.1%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
Company
|
8.7%
|
$348,205,000
2,779,425 shares
|
— | 30 Sep 2022 |
| SANDS CAPITAL MANAGEMENT, LLC |
13F
Company
|
8.6%
|
$345,576,000
2,758,426 shares
|
— | 30 Sep 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
7%
|
$282,481,000
2,254,791 shares
|
— | 30 Sep 2022 |
| Saraza Management, LP |
13F
Company
|
4.1%
|
$166,128,000
1,326,050 shares
|
— | 30 Sep 2022 |
| ALLIANCEBERNSTEIN L.P. |
13F
Company
|
4.1%
|
$163,617,000
1,306,009 shares
|
— | 30 Sep 2022 |
| JPMORGAN CHASE & CO |
13F
Company
|
3.9%
|
$158,357,000
1,264,025 shares
|
— | 30 Sep 2022 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2022
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
204
Shares
31,151,995
Rows available
204
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2022 vs Q3 2022 Across Filers
Q3 2022 holders
228
Q4 2022 holders
204
Holder diff
-24
| Investor | Q3 2022 Shares | Q4 2022 Shares | Share Diff | Share Chg % | Q3 2022 value | Q4 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend