Millennium Management
IRBT

Millennium Management’s iRobot IRBT Stock Holding History

Millennium Management’s Portfolio IRBT Stock Details IRBT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q1 		– Sell
-20,000
Closed -$155K – 6124
2024
Q4 		$155K Hold
20,000
– – ﹤0.01% 5385
2024
Q3 		$174K Hold
20,000
– – ﹤0.01% 5484
2024
Q2 		$182K Hold
20,000
– – ﹤0.01% 5171
2024
Q1 		$175K Sell
20,000
-307,100
-94% -$4.97M ﹤0.01% 5416
2023
Q4 		$12.7M Buy
327,100
+92,800
+40% +$3.3M 0.01% 1963
2023
Q3 		$8.88M Buy
234,300
+53,500
+30% +$2.15M ﹤0.01% 2153
2023
Q2 		$8.18M Sell
180,800
-210,700
-54% -$8.41M ﹤0.01% 2216
2023
Q1 		$17.1M Buy
391,500
+196,400
+101% +$8.7M 0.01% 1458
2022
Q4 		$9.39M Buy
+195,100
New +$10.3M 0.01% 2200
2013
Q4 		– Sell
-10,000
Closed -$376K – 3588
2013
Q3 		$376K Hold
10,000
– – ﹤0.01% 2737
2013
Q2 		$398K Buy
+10,000
New +$312K ﹤0.01% 2447

Other funds holding IRBT

XT
XTX Topco George Town, Cayman Islands $5.75B AUM 30.56% 1-Year Est. Return
MTIM
Marathon Trading Investment Management Radnor, Pennsylvania $3.67B AUM 21.97% 1-Year Est. Return
BCV
Banque Cantonale Vaudoise Lausanne, Switzerland $2.66B AUM 26.89% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
TC
T3 Companies New York $93.7M AUM
GI
GAMMA Investing Foster City, California $2.69B AUM 42.78% 1-Year Est. Return
XSC
X-Square Capital Guaynabo, Puerto Rico $297M AUM 32.87% 1-Year Est. Return
DE
DV Equities Chicago, Illinois $558M AUM
DJSG
D.J. St. Germain Springfield, Massachusetts $2.78B AUM 23.87% 1-Year Est. Return

Millennium Management's IRBT Position: Q4 2025 in Review

Millennium Management sold out of iRobot (IRBT) in Q4 2025, closing a stake of 225,968 shares — an estimated $811K sold.

Millennium Management first reported a position in IRBT in Q2 2013 and held it in 39 quarters. The position peaked at $14.3M in Q1 2023. 20 funds tracked by Wall St. Rank hold IRBT as of Q4 2025.

  • Millennium Management reported no remaining iRobot position as of Q4 2025 after selling out during the quarter.
  • Millennium Management sold 225,968 iRobot shares in Q4 2025, an estimated $811K.
  • Millennium Management first reported a position in iRobot in Q2 2013 and held it in 39 quarters.
  • Millennium Management's iRobot position peaked at $14.3M in Q1 2023.
  • 20 funds tracked by Wall St. Rank held iRobot as of Q4 2025.

Based on Millennium Management's 13F filing for Q4 2025, filed 17 Feb 2026.