We are live on ! Find out more
IRTC icon

iRhythm Holdings
IRTC

173 hedge funds and large institutions have $2.23B invested in iRhythm Holdings in 2019 Q4 according to their latest regulatory filings, with 32 funds opening new positions, 62 increasing their positions, 58 reducing their positions, and 25 closing their positions.

New
Increased
Maintained
Reduced
Closed

351% more call options, than puts

Call options by funds: $12.9M | Put options by funds: $2.87M

28% more first-time investments, than exits

New positions opened: 32 | Existing positions closed: 25

4.46% more ownership

Funds ownership: 118.73% → 123.19% (+4.5%)

3% more funds holding

Funds holding: 168 → 173 (+5)

7% more repeat investments, than reductions

Existing positions increased: 62 | Existing positions reduced: 58

4% less capital invested

Capital invested by funds: $2.32B → $2.23B (-$92.1M)

100% less funds holding in top 10

Funds holding in top 10: 1 → 0 (-1)

Holders
173
Holders Change
+5
Holders Change %
+2.98%
% of All Funds
3.41%
Holding in Top 10
–
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-100%
% of All Funds
–
New
32
Increased
62
Reduced
58
Closed
25
Calls
$12.9M
Puts
$2.87M
Net Calls
+$10M
Net Calls Change
+$4.89M

Top Buyers

1
William Blair Investment Management
William Blair Investment Management
Illinois
+$83.7M
2
Holocene Advisors
Holocene Advisors
New York
+$49.2M
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$35.8M
4
Norges Bank
Norges Bank
Norway
+$35.6M
5
Millennium Management
Millennium Management
New York
+$17.8M

Top Sellers

1
PHS
PFM Health Sciences
California
-$42.3M
2
FAM
Fred Alger Management
New York
-$39.8M
3
WRF
Waddell & Reed Financial
Kansas
-$25.3M
4
Franklin Resources
Franklin Resources
California
-$24.1M
5
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
-$23.6M
Name Holding Trade Value Shares
Change 		Change in
Stake
Royal Bank of Canada
51
Royal Bank of Canada
Ontario, Canada
$4.78M -$2.96M -43,681 -38%
EVM
52
Eaton Vance Management
Massachusetts
$4.66M – – –
Goldman Sachs
53
Goldman Sachs
New York
$4.23M -$2.04M -30,107 -33%
RhumbLine Advisers
54
RhumbLine Advisers
Massachusetts
$3.84M +$314K +4,629 +9%
California Public Employees Retirement System
55
California Public Employees Retirement System
California
$3.63M +$448K +6,600 +14%
NCGI
56
Next Century Growth Investors
Minnesota
$3.62M -$2.97M -43,776 -45%
MOACM
57
Mutual of America Capital Management
New York
$3.52M -$24K -353 -0.7%
GH
58
GAM Holding
Switzerland
$3.32M – – –
Swiss National Bank
59
Swiss National Bank
Switzerland
$3.24M +$88.2K +1,300 +3%
Tudor Investment Corp
60
Tudor Investment Corp
Connecticut
$3.08M +$1.11M +16,316 +56%
PP
61
PDT Partners
New York
$3.08M +$1.05M +15,470 +52%
Squarepoint
62
Squarepoint
New York
$3.07M +$2.04M +30,026 +200%
EGM
63
Engineers Gate Manager
New York
$3M -$1.54M -22,706 -34%
Barclays
64
Barclays
United Kingdom
$2.8M +$2.67M +39,298 +2,202%
ARTA
65
A.R.T. Advisors
New York
$2.79M +$2.78M +41,024 New
California State Teachers Retirement System (CalSTRS)
66
California State Teachers Retirement System (CalSTRS)
California
$2.75M +$129K +1,898 +5%
QI
67
QS Investors
New York
$2.75M -$39K -575 -1%
SIA
68
Sit Investment Associates
Minnesota
$2.71M +$1.76M +25,875 +187%
TD Asset Management
69
TD Asset Management
Ontario, Canada
$2.66M +$719K +10,600 +37%
Allianz Asset Management
70
Allianz Asset Management
Germany
$2.64M -$74.5K -1,098 -3%
Balyasny Asset Management
71
Balyasny Asset Management
Illinois
$2.48M +$2.47M +36,377 New
State of New Jersey Common Pension Fund D
72
State of New Jersey Common Pension Fund D
New Jersey
$2.37M +$2.37M +34,858 New
Neuberger Berman Group
73
Neuberger Berman Group
New York
$2.14M – – –
MFAM
74
Motley Fool Asset Management
Virginia
$2.12M -$72.2K -1,064 -3%
SEI Investments
75
SEI Investments
Pennsylvania
$1.98M -$172K -2,539 -8%
1 2
3
4 5

IRTC Hedge Fund Activity: Q4 2019 in Review

173 of the 5,075 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q4 2019, worth a combined $2.23B — down 4% from $2.32B a quarter earlier.

Buyers outnumbered sellers: 32 funds opened new IRTC positions and 25 closed out — a net gain of 7 holders — while 62 added to existing stakes and 58 trimmed.

The largest buyer was William Blair Investment Management, opening a new position worth an estimated $83.7M. The largest seller was PFM Health Sciences, cutting an estimated $42.3M.

  • 173 institutional investors held iRhythm Holdings (IRTC) as of Q4 2019, up from 168 in Q3 2019.
  • Funds reported $2.23B of iRhythm Holdings stock for Q4 2019, down 4% quarter-over-quarter.
  • 32 funds opened new iRhythm Holdings positions in Q4 2019 and 25 closed out, a net change of +7 holders.
  • The largest iRhythm Holdings buyer in Q4 2019 was William Blair Investment Management, an estimated $83.7M added.
  • The largest iRhythm Holdings seller in Q4 2019 was PFM Health Sciences, an estimated $42.3M sold.

Based on aggregated 13F filings for Q4 2019.