We are live on ! Find out more
IRTC icon

iRhythm Holdings
IRTC

235 hedge funds and large institutions have $7.9B invested in iRhythm Holdings in 2020 Q4 according to their latest regulatory filings, with 42 funds opening new positions, 97 increasing their positions, 68 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed

43% more repeat investments, than reductions

Existing positions increased: 97 | Existing positions reduced: 68

14% more first-time investments, than exits

New positions opened: 42 | Existing positions closed: 37

6% more capital invested

Capital invested by funds: $7.42B → $7.9B (+$478M)

6.38% more ownership

Funds ownership: 109.29% → 115.68% (+6.4%)

1% more funds holding

Funds holding: 233 → 235 (+2)

0% more funds holding in top 10

Funds holding in top 10: 2 → 2 (0)

50% less call options, than puts

Call options by funds: $39.1M | Put options by funds: $77.6M

Holders
235
Holders Change
+2
Holders Change %
+0.86%
% of All Funds
4.16%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
42
Increased
97
Reduced
68
Closed
37
Calls
$39.1M
Puts
$77.6M
Net Calls
-$38.5M
Net Calls Change
-$42.5M

Top Buyers

Rank Fund Capital Flow
1
Sands Capital Management
Sands Capital Management
Virginia
+$266M
2
Artisan Partners
Artisan Partners
Wisconsin
+$217M
3
JSP
Jackson Square Partners
California
+$169M
4
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$95.8M
5
BlackRock
BlackRock
New York
+$48.5M

Top Sellers

Rank Fund Capital Flow
1
William Blair Investment Management
William Blair Investment Management
Illinois
-$255M
2
Holocene Advisors
Holocene Advisors
New York
-$78.5M
3
TCM
TimesSquare Capital Management
New York
-$61.9M
4
Loomis, Sayles & Company
Loomis, Sayles & Company
Massachusetts
-$58.2M
5
Lord, Abbett & Co
Lord, Abbett & Co
New Jersey
-$41.8M
Name Holding Trade Value Shares
Change 		Change in
Stake
GWS
226
Glassman Wealth Services
Virginia
$3K +$2.96K +13 New
SSWG
227
Seven Springs Wealth Group
Tennessee
$2K +$1.59K +7 New
CWP
228
Concord Wealth Partners
Virginia
$2K +$1.82K +8 New
IFAM
229
Institutional & Family Asset Management
Colorado
$1K -$684 -3 -38%
ABC
230
Associated Banc-Corp
Wisconsin
$1K – – –
BC
231
Bartlett & Co
Ohio
$1K +$684 +3 New
ADIM
232
Alpha DNA Investment Management
Maryland
$1K +$1.37K +6 New
IAIM
233
International Assets Investment Management
Florida
$1K +$1.37K +6 New
BCWM
234
Bartlett & Co Wealth Management
Ohio
$712 +$684 +3 New
William Blair Investment Management
235
William Blair Investment Management
Illinois
– -$255M -1,071,182 Closed
TCM
236
TimesSquare Capital Management
New York
– -$61.9M -259,807 Closed
Loomis, Sayles & Company
237
Loomis, Sayles & Company
Massachusetts
– -$58.2M -244,323 Closed
CTA
238
Carillon Tower Advisers
Florida
– -$28.6M -119,993 Closed
Massachusetts Financial Services
239
Massachusetts Financial Services
Massachusetts
– -$26.7M -112,104 Closed
Millennium Management
240
Millennium Management
New York
– -$13.1M -57,475 Closed
GH
241
GAM Holding
Switzerland
– -$8.45M -35,485 Closed
LCG
242
Lisanti Capital Growth
New York
– -$7.52M -31,596 Closed
CM
243
Castleark Management
Illinois
– -$6.07M -25,493 Closed
CCI
244
Columbus Circle Investors
– -$4.59M -19,275 Closed
IHAM
245
Integral Health Asset Management
New York
– -$2.86M -12,000 Closed
EI
246
EAM Investors
California
– -$2.28M -9,575 Closed
EGM
247
Engineers Gate Manager
New York
– -$1.94M -8,131 Closed
GAM
248
Gotham Asset Management
New York
– -$1.46M -6,143 Closed
Two Sigma Investments
249
Two Sigma Investments
New York
– -$1.02M -4,289 Closed
TC
250
TwinBeech Capital
New York
– -$832K -3,494 Closed
7 8 9
10
11

IRTC Hedge Fund Activity: Q4 2020 in Review

235 of the 5,651 institutional investors tracked by Wall St. Rank reported a position in iRhythm Holdings (IRTC) for Q4 2020, worth a combined $7.9B — up 6.4% from $7.42B a quarter earlier.

Buyers outnumbered sellers: 42 funds opened new IRTC positions and 37 closed out — a net gain of 5 holders — while 97 added to existing stakes and 68 trimmed.

The largest buyer was Sands Capital Management, adding an estimated $266M. The largest seller was William Blair Investment Management, exiting entirely with an estimated $255M sold.

  • 235 institutional investors held iRhythm Holdings (IRTC) as of Q4 2020, up from 233 in Q3 2020.
  • Funds reported $7.9B of iRhythm Holdings stock for Q4 2020, up 6.4% quarter-over-quarter.
  • 42 funds opened new iRhythm Holdings positions in Q4 2020 and 37 closed out, a net change of +5 holders.
  • The largest iRhythm Holdings buyer in Q4 2020 was Sands Capital Management, an estimated $266M added.
  • The largest iRhythm Holdings seller in Q4 2020 was William Blair Investment Management, an estimated $255M sold.

Based on aggregated 13F filings for Q4 2020.