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IRBT

iRobot

Delisted

IRBT was delisted on the 19th of December, 2025.

163 hedge funds and large institutions have $676M invested in iRobot in 2015 Q1 according to their latest regulatory filings, with 16 funds opening new positions, 63 increasing their positions, 44 reducing their positions, and 34 closing their positions.

New
Increased
Maintained
Reduced
Closed

43% more repeat investments, than reductions

Existing positions increased: 63 | Existing positions reduced: 44

0% more funds holding in top 10

Funds holding in top 10: 11 (0)

11% less funds holding

Funds holding: 183163 (-20)

16% less capital invested

Capital invested by funds: $804M → $676M (-$128M)

41% less call options, than puts

Call options by funds: $14.5M | Put options by funds: $24.5M

53% less first-time investments, than exits

New positions opened: 16 | Existing positions closed: 34

Holders
163
Holders Change
-20
Holders Change %
-10.93%
% of All Funds
4.34%
Holding in Top 10
1
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
0.03%
New
16
Increased
63
Reduced
44
Closed
34
Calls
$14.5M
Puts
$24.5M
Net Calls
-$9.94M
Net Calls Change
+$11.7M
Name Holding Trade Value Shares
Change
Change in
Stake
AllianceBernstein
51
AllianceBernstein
Tennessee
$1.57M
Walleye Trading
52
Walleye Trading
New York
$1.52M +$158K +4,880 +12%
PM
53
Penbrook Management
New York
$1.43M -$10.5K -325 -0.7%
TA
54
Teachers Advisors
New York
$1.41M +$33.2K +1,022 +2%
Bank of America
55
Bank of America
North Carolina
$1.35M -$359K -11,075 -21%
California Public Employees Retirement System
56
California Public Employees Retirement System
California
$1.32M
Commonwealth Equity Services
57
Commonwealth Equity Services
Massachusetts
$1.26M -$136K -4,192 -10%
CIC
58
Canal Insurance Company
South Carolina
$1.21M +$227K +7,000 +23%
RhumbLine Advisers
59
RhumbLine Advisers
Massachusetts
$1.19M +$131K +4,040 +12%
New York State Teachers Retirement System (NYSTRS)
60
New York State Teachers Retirement System (NYSTRS)
New York
$1.18M
Citadel Advisors
61
Citadel Advisors
Florida
$1.11M -$2.33M -71,719 -68%
Swiss National Bank
62
Swiss National Bank
Switzerland
$1.04M
TAM
63
Tocqueville Asset Management
New York
$1.03M
SIM
64
Spark Investment Management
New York
$1.03M +$1.03M +31,600 New
EIM
65
Essex Investment Management
Massachusetts
$1M -$584 -18 -0.1%
State Board of Administration of Florida Retirement System
66
State Board of Administration of Florida Retirement System
Florida
$994K +$5.65K +174 +0.6%
NSLI
67
Nan Shan Life Insurance
Taiwan
$979K +$974K +30,000 New
Tudor Investment Corp
68
Tudor Investment Corp
Connecticut
$921K +$526K +16,218 +135%
PPA
69
Parametric Portfolio Associates
Washington
$901K -$231K -7,108 -20%
TPSF
70
Texas Permanent School Fund
Texas
$872K +$3.7K +114 +0.4%
TC
71
TFS Capital
Pennsylvania
$861K +$857K +26,397 New
Barclays
72
Barclays
United Kingdom
$842K -$319K -9,818 -27%
PP
73
PDT Partners
New York
$822K +$818K +25,197 New
BG
74
BlackRock Group
United Kingdom
$817K +$18.6K +574 +2%
NSEDCP
75
NJ State Employees Deferred Compensation Plan
New Jersey
$816K

IRBT Hedge Fund Activity: Q1 2015 in Review

163 of the 3,754 institutional investors tracked by Wall St. Rank reported a position in iRobot (IRBT) for Q1 2015, worth a combined $676M — down 16% from $804M a quarter earlier.

Sellers outnumbered buyers: 34 funds closed out of IRBT and 16 opened new positions — a net loss of 18 holders — while 44 trimmed existing stakes and 63 added.

The largest buyer was Red Mountain Capital Partners, opening a new position worth an estimated $47.2M. The largest seller was Lord, Abbett & Co, cutting an estimated $66.7M.

  • 163 institutional investors held iRobot (IRBT) as of Q1 2015, down from 183 in Q4 2014.
  • Funds reported $676M of iRobot stock for Q1 2015, down 16% quarter-over-quarter.
  • 16 funds opened new iRobot positions in Q1 2015 and 34 closed out, a net change of -18 holders.
  • The largest iRobot buyer in Q1 2015 was Red Mountain Capital Partners, an estimated $47.2M added.
  • The largest iRobot seller in Q1 2015 was Lord, Abbett & Co, an estimated $66.7M sold.

Based on aggregated 13F filings for Q1 2015.