iRobot
IRBT
IRBT was delisted on the 19th of December, 2025.
150 hedge funds and large institutions have $45.1M invested in iRobot in 2025 Q1 according to their latest regulatory filings, with 18 funds opening new positions, 49 increasing their positions, 41 reducing their positions, and 33 closing their positions.
28% more call options, than puts
Call options by funds: $3.49M | Put options by funds: $2.72M
20% more repeat investments, than reductions
Existing positions increased: 49 | Existing positions reduced: 41
4.44% less ownership
Funds ownership: 58.92% → 54.48% (-4.4%)
10% less funds holding
Funds holding: 167 → 150 (-17)
45% less first-time investments, than exits
New positions opened: 18 | Existing positions closed: 33
68% less capital invested
Capital invested by funds: $140M → $45.1M (-$94.7M)
100% less funds holding in top 10
Funds holding in top 10: 1 → 0 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Marshall Wace
London,
United Kingdom
|
+$7.33M |
| 2 |
PAG
Private Advisor Group
Morristown,
New Jersey
|
+$2.54M |
| 3 |
Dimensional Fund Advisors
Austin,
Texas
|
+$2.11M |
| 4 |
Qube Research & Technologies (QRT)
London,
United Kingdom
|
+$1.72M |
| 5 |
Deutsche Bank
Frankfurt Am Main Ge,
Germany
|
+$1.7M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jacobs Levy Equity Management
Florham Park,
New Jersey
|
-$6.52M |
| 2 |
Ameriprise
Minneapolis,
Minnesota
|
-$4.26M |
| 3 |
Two Sigma Investments
New York
|
-$3.27M |
| 4 |
Two Sigma Advisers
New York
|
-$2.73M |
| 5 |
Acadian Asset Management
Boston,
Massachusetts
|
-$2.51M |
IRBT Hedge Fund Activity: Q1 2025 in Review
150 of the 7,460 institutional investors tracked by Wall St. Rank reported a position in iRobot (IRBT) for Q1 2025, worth a combined $45.1M — down 68% from $140M a quarter earlier.
Sellers outnumbered buyers: 33 funds closed out of IRBT and 18 opened new positions — a net loss of 15 holders — while 41 trimmed existing stakes and 49 added.
The largest buyer was Marshall Wace, opening a new position worth an estimated $7.33M. The largest seller was Jacobs Levy Equity Management, exiting entirely with an estimated $6.52M sold.
- 150 institutional investors held iRobot (IRBT) as of Q1 2025, down from 167 in Q4 2024.
- Funds reported $45.1M of iRobot stock for Q1 2025, down 68% quarter-over-quarter.
- 18 funds opened new iRobot positions in Q1 2025 and 33 closed out, a net change of -15 holders.
- The largest iRobot buyer in Q1 2025 was Marshall Wace, an estimated $7.33M added.
- The largest iRobot seller in Q1 2025 was Jacobs Levy Equity Management, an estimated $6.52M sold.
Based on aggregated 13F filings for Q1 2025.