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iRhythm Holdings
IRTC

213 hedge funds and large institutions have $3.43B invested in iRhythm Holdings in 2021 Q4 according to their latest regulatory filings, with 54 funds opening new positions, 60 increasing their positions, 70 reducing their positions, and 26 closing their positions.

New
Increased
Maintained
Reduced
Closed

300% more funds holding in top 10

Funds holding in top 10: 1 → 4 (+3)

214% more call options, than puts

Call options by funds: $54.6M | Put options by funds: $17.4M

109% more capital invested

Capital invested by funds: $1.64B → $3.43B (+$1.78B)

108% more first-time investments, than exits

New positions opened: 54 | Existing positions closed: 26

15% more funds holding

Funds holding: 186 → 213 (+27)

3.56% more ownership

Funds ownership: 95.43% → 98.98% (+3.6%)

14% less repeat investments, than reductions

Existing positions increased: 60 | Existing positions reduced: 70

Holders
213
Holders Change
+27
Holders Change %
+14.52%
% of All Funds
3.28%
Holding in Top 10
4
Holding in Top 10 Change
+3
Holding in Top 10 Change %
+300%
% of All Funds
0.06%
New
54
Increased
60
Reduced
70
Closed
26
Calls
$54.6M
Puts
$17.4M
Net Calls
+$37.2M
Net Calls Change
+$21.4M

Top Buyers

1
Capital Research Global Investors
Capital Research Global Investors
California
+$71.3M
2
PHS
PFM Health Sciences
California
+$48.1M
3
Janus Henderson Group
Janus Henderson Group
United Kingdom
+$45.3M
4
Invesco
Invesco
Georgia
+$28.4M
5
BM
Bridger Management
New York
+$28.4M

Top Sellers

1
Wellington Management Group
Wellington Management Group
Massachusetts
-$74M
2
CCM
Camber Capital Management
Massachusetts
-$27.8M
3
VIA
Vident Investment Advisory
Georgia
-$27.4M
4
Sands Capital Management
Sands Capital Management
Virginia
-$23.1M
5
Millennium Management
Millennium Management
New York
-$22.1M
Name Holding Trade Value Shares
Change 		Change in
Stake
BOH
151
Bank of Hawaii
Hawaii
$338K +$264K +2,875 New
AG
152
Ascent Group
Virginia
$326K +$233K +2,535 New
Amundi
153
Amundi
France
$323K – – –
Squarepoint
154
Squarepoint
New York
$318K -$561K -6,111 -69%
IA
155
IFP Advisors
Florida
$306K +$78K +850 +48%
HSBC Holdings
156
HSBC Holdings
United Kingdom
$293K +$223K +2,428 New
AG
157
Algert Global
California
$292K -$86.2K -940 -27%
FB
158
Fulton Bank
Pennsylvania
$291K +$227K +2,477 New
AIP
159
Ameritas Investment Partners
Nebraska
$277K – – –
E
160
Ergoteles
New York
$274K +$213K +2,326 New
Prudential Financial
161
Prudential Financial
New Jersey
$266K +$208K +2,262 New
Franklin Resources
162
Franklin Resources
California
$251K +$195K +2,128 New
PAMS
163
Pictet Asset Management (Switzerland)
Switzerland
$235K +$183K +2,000 New
JMPWA
164
JP Morgan Private Wealth Advisors
California
$216K +$168K +1,835 New
Canada Pension Plan Investment Board
165
Canada Pension Plan Investment Board
Ontario, Canada
$214K -$111K -1,205 -40%
FPS
166
Fieldpoint Private Securities
Connecticut
$213K +$39.5K +431 +31%
SWM
167
SeaCrest Wealth Management
New York
$205K +$160K +1,740 New
Canada Life
168
Canada Life
Manitoba, Canada
$191K – – –
AA
169
Ancora Advisors
Ohio
$168K – – –
FP
170
Financial Perspectives
Minnesota
$157K – – –
UBS Group
171
UBS Group
Switzerland
$156K -$347K -3,778 -74%
ACM
172
Aquatic Capital Management
Illinois
$141K +$110K +1,200 New
Nisa Investment Advisors
173
Nisa Investment Advisors
Missouri
$138K +$68.7K +749 +212%
TRCT
174
Tower Research Capital (TRC)
New York
$90K -$83.1K -906 -54%
HIIFS
175
Harel Insurance Investments & Financial Services
Israel
$82K -$92.1K -1,004 -59%
5 6
7
8 9

IRTC Hedge Fund Activity: Q4 2021 in Review

213 of the 6,498 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q4 2021, worth a combined $3.43B — up 109% from $1.64B a quarter earlier.

Buyers outnumbered sellers: 54 funds opened new IRTC positions and 26 closed out — a net gain of 28 holders — while 60 added to existing stakes and 70 trimmed.

The largest buyer was Capital Research Global Investors, adding an estimated $71.3M. The largest seller was Wellington Management Group, cutting an estimated $74M.

  • 213 institutional investors held iRhythm Holdings (IRTC) as of Q4 2021, up from 186 in Q3 2021.
  • Funds reported $3.43B of iRhythm Holdings stock for Q4 2021, up 109% quarter-over-quarter.
  • 54 funds opened new iRhythm Holdings positions in Q4 2021 and 26 closed out, a net change of +28 holders.
  • The largest iRhythm Holdings buyer in Q4 2021 was Capital Research Global Investors, an estimated $71.3M added.
  • The largest iRhythm Holdings seller in Q4 2021 was Wellington Management Group, an estimated $74M sold.

Based on aggregated 13F filings for Q4 2021.