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IRBT

iRobot

Delisted

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

253 hedge funds and large institutions have $3.01B invested in iRobot in 2018 Q3 according to their latest regulatory filings, with 51 funds opening new positions, 75 increasing their positions, 84 reducing their positions, and 28 closing their positions.

New
Increased
Maintained
Reduced
Closed

82% more first-time investments, than exits

New positions opened: 51 | Existing positions closed: 28

36% more capital invested

Capital invested by funds: $2.2B → $3.01B (+$805M)

9% more funds holding

Funds holding: 233253 (+20)

4.72% less ownership

Funds ownership: 104.67%99.95% (-4.7%)

11% less repeat investments, than reductions

Existing positions increased: 75 | Existing positions reduced: 84

33% less funds holding in top 10

Funds holding in top 10: 32 (-1)

65% less call options, than puts

Call options by funds: $106M | Put options by funds: $306M

Holders
253
Holders Change
+20
Holders Change %
+8.58%
% of All Funds
5.78%
Holding in Top 10
2
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-33.33%
% of All Funds
0.05%
New
51
Increased
75
Reduced
84
Closed
28
Calls
$106M
Puts
$306M
Net Calls
-$200M
Net Calls Change
-$89.2M
Name Holding Trade Value Shares
Change
Change in
Stake
Primecap Management
1
Primecap Management
California
$457M +$28.3M +300,600 +8%
BlackRock
2
BlackRock
New York
$429M -$2.54M -26,985 -0.7%
Vanguard Group
3
Vanguard Group
Pennsylvania
$290M +$2.41M +25,570 +1%
Fidelity Investments
4
Fidelity Investments
Massachusetts
$265M +$28.9M +306,920 +15%
State Street
5
State Street
Massachusetts
$114M +$29.1M +309,018 +42%
O
6
OppenheimerFunds
New York
$99.6M -$222K -2,362 -0.3%
Morgan Stanley
7
Morgan Stanley
New York
$90.6M +$42.4M +450,642 +121%
Mirae Asset Global Investments
8
Mirae Asset Global Investments
South Korea
$78.1M +$65.1M +692,057 +3,778%
Baillie Gifford & Co
9
Baillie Gifford & Co
United Kingdom
$76.6M +$2.19M +23,330 +3%
Dimensional Fund Advisors
10
Dimensional Fund Advisors
Texas
$74.9M -$1.3M -13,810 -2%
PAMU
11
Pictet Asset Management (UK)
United Kingdom
$72.8M -$24.3M -257,896 -28%
Ameriprise
12
Ameriprise
Minnesota
$47.7M -$27.9M -296,618 -41%
Bank of New York Mellon
13
Bank of New York Mellon
New York
$46.3M +$1.58M +16,767 +4%
Norges Bank
14
Norges Bank
Norway
$42.1M +$1.28M +13,651 +4%
DGI
15
Disciplined Growth Investors
Minnesota
$40.7M -$562K -5,969 -2%
Northern Trust
16
Northern Trust
Illinois
$40.2M +$392K +4,164 +1%
Lord, Abbett & Co
17
Lord, Abbett & Co
New Jersey
$39.1M +$33.5M +356,071 New
CS
18
Credit Suisse
Switzerland
$38.1M -$51.1M -543,336 -61%
Balyasny Asset Management
19
Balyasny Asset Management
Illinois
$38.1M +$8.9M +94,550 +38%
VIA
20
Vident Investment Advisory
Georgia
$37.2M -$21.3M -226,056 -40%
Geode Capital Management
21
Geode Capital Management
Massachusetts
$34.2M +$3.73M +39,594 +15%
Legal & General Group
22
Legal & General Group
United Kingdom
$29.8M -$10.1M -107,711 -28%
RCAMU
23
Rothschild & Co Asset Management US
Connecticut
$28.4M -$3.12M -33,137 -11%
Principal Financial Group
24
Principal Financial Group
Iowa
$25M +$710K +7,545 +3%
CCI
25
Columbus Circle Investors
$22.9M +$19.6M +208,267 New

IRBT Hedge Fund Activity: Q3 2018 in Review

253 of the 4,375 institutional investors tracked by Wall St. Rank reported a position in iRobot (IRBT) for Q3 2018, worth a combined $3.01B — up 36% from $2.2B a quarter earlier.

Buyers outnumbered sellers: 51 funds opened new IRBT positions and 28 closed out — a net gain of 23 holders — while 75 added to existing stakes and 84 trimmed.

The largest buyer was Mirae Asset Global Investments, adding an estimated $65.1M. The largest seller was SoftBank Group, exiting entirely with an estimated $76.1M sold.

  • 253 institutional investors held iRobot (IRBT) as of Q3 2018, up from 233 in Q2 2018.
  • Funds reported $3.01B of iRobot stock for Q3 2018, up 36% quarter-over-quarter.
  • 51 funds opened new iRobot positions in Q3 2018 and 28 closed out, a net change of +23 holders.
  • The largest iRobot buyer in Q3 2018 was Mirae Asset Global Investments, an estimated $65.1M added.
  • The largest iRobot seller in Q3 2018 was SoftBank Group, an estimated $76.1M sold.

Based on aggregated 13F filings for Q3 2018.