Two Sigma Investments
IRBT

Two Sigma Investments’s iRobot IRBT Stock Holding History

Two Sigma Investments’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
Q4 		– Sell
-568,257
Closed -$2.04M – 4231
2025
Q3 		$2.04M Buy
568,257
+229,151
+68% +$886K ﹤0.01% 2109
2025
Q2 		$1.06M Buy
339,106
+136,229
+67% +$377K ﹤0.01% 2208
2025
Q1 		$548K Sell
202,877
-453,004
-69% -$3.27M ﹤0.01% 2487
2024
Q4 		$5.08M Buy
655,881
+160,343
+32% +$1.28M 0.01% 1091
2024
Q3 		$4.31M Buy
495,538
+60,718
+14% +$526K 0.01% 1153
2024
Q2 		$3.96M Buy
434,820
+275,266
+173% +$2.54M 0.01% 1116
2024
Q1 		$1.4M Buy
+159,554
New +$2.58M ﹤0.01% 1743
2023
Q1 		– Sell
-10,793
Closed -$519K – 3076
2022
Q4 		$519K Buy
+10,793
New +$570K ﹤0.01% 2000
2022
Q3 		– Sell
-55,561
Closed -$2.04M – 2631
2022
Q2 		$2.04M Buy
55,561
+21,957
+65% +$1.06M 0.01% 1194
2022
Q1 		$2.13M Buy
33,604
+21,798
+185% +$1.38M 0.01% 1325
2021
Q4 		$778K Buy
+11,806
New +$934K ﹤0.01% 2787
2021
Q1 		– Sell
-177,713
Closed -$20.2M – 4024
2020
Q4 		$14.3M Sell
177,713
-16,669
-9% -$1.36M 0.04% 472
2020
Q3 		$14.8M Sell
194,382
-10,992
-5% -$847K 0.05% 383
2020
Q2 		$17.2M Sell
205,374
-238,182
-54% -$15.7M 0.09% 248
2020
Q1 		$18.1M Buy
443,556
+120,541
+37% +$5.78M 0.15% 141
2019
Q4 		$16.4M Buy
+323,015
New +$16.2M 0.05% 438
2018
Q4 		– Sell
-3,097
Closed -$281K – 3233
2018
Q3 		$340K Buy
+3,097
New +$291K ﹤0.01% 2692
2016
Q4 		– Sell
-50,745
Closed -$2.23M – 3299
2016
Q3 		$2.23M Sell
50,745
-176,621
-78% -$6.92M 0.01% 1376
2016
Q2 		$7.98M Buy
+227,366
New +$8.34M 0.03% 562
2015
Q3 		– Sell
-82,959
Closed -$2.65M – 2452
2015
Q2 		$2.65M Buy
+82,959
New +$2.72M 0.01% 1039
2014
Q4 		– Sell
-12,793
Closed -$390K – 2297
2014
Q3 		$390K Buy
+12,793
New +$438K ﹤0.01% 1386
2014
Q2 		– Sell
-21,687
Closed -$890K – 2241
2014
Q1 		$890K Buy
+21,687
New +$869K ﹤0.01% 1260
2013
Q3 		– Sell
-19,479
Closed -$775K – 1966
2013
Q2 		$775K Buy
+19,479
New +$609K 0.01% 1219

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 $722M AUM 30.45% 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

Two Sigma Investments's IRBT Position: Q4 2025 in Review

Two Sigma Investments sold out of iRobot (IRBT) in Q4 2025, closing a stake of 568,257 shares — an estimated $2.04M sold.

Two Sigma Investments first reported a position in IRBT in Q2 2013 and held it in 23 quarters. The position peaked at $18.1M in Q1 2020. 20 funds tracked by Wall St. Rank hold IRBT as of Q4 2025.

  • Two Sigma Investments reported no remaining iRobot position as of Q4 2025 after selling out during the quarter.
  • Two Sigma Investments sold 568,257 iRobot shares in Q4 2025, an estimated $2.04M.
  • Two Sigma Investments first reported a position in iRobot in Q2 2013 and held it in 23 quarters.
  • Two Sigma Investments's iRobot position peaked at $18.1M in Q1 2020.
  • 20 funds tracked by Wall St. Rank held iRobot as of Q4 2025.

Based on Two Sigma Investments's 13F filing for Q4 2025, filed 17 Feb 2026.