Jane Street’s iRobot IRBT Stock Holding History

Jane Street’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	-103,400	Closed	-$371K	–	11750
2025 Q3	$371K	Buy	103,400 +4,700	+5%	+$18.2K	﹤0.01%	8491
2025 Q2	$309K	Sell	98,700 -1,900	-2%	-$5.25K	﹤0.01%	7808
2025 Q1	$272K	Sell	100,600 -105,700	-51%	-$763K	﹤0.01%	7963
2024 Q4	$1.6M	Buy	206,300 +105,200	+104%	+$843K	﹤0.01%	4518
2024 Q3	$879K	Sell	101,100 -8,800	-8%	-$76.2K	﹤0.01%	6142
2024 Q2	$1M	Sell	109,900 -202,200	-65%	-$1.86M	﹤0.01%	5767
2024 Q1	$2.73M	Buy	312,100 +129,900	+71%	+$2.1M	﹤0.01%	3553
2023 Q4	$7.05M	Buy	182,200 +101,900	+127%	+$3.63M	﹤0.01%	2384
2023 Q3	$3.04M	Sell	80,300 -63,600	-44%	-$2.55M	﹤0.01%	3346
2023 Q2	$6.51M	Sell	143,900 -35,400	-20%	-$1.41M	﹤0.01%	2395
2023 Q1	$7.82M	Buy	179,300 +162,900	+993%	+$7.21M	﹤0.01%	1893
2022 Q4	$789K	Buy	16,400 +1,300	+9%	+$68.7K	﹤0.01%	5366
2022 Q3	$851K	Sell	15,100 -29,200	-66%	-$1.53M	﹤0.01%	5709
2022 Q2	$1.63M	Sell	44,300 -62,100	-58%	-$3M	﹤0.01%	4549
2022 Q1	$6.75M	Buy	106,400 +71,700	+207%	+$4.54M	﹤0.01%	2556
2021 Q4	$2.29M	Sell	34,700 -16,500	-32%	-$1.3M	﹤0.01%	4215
2021 Q3	$4.02M	Sell	51,200 -59,200	-54%	-$5.04M	﹤0.01%	3100
2021 Q2	$10.3M	Buy	110,400 +61,300	+125%	+$6.29M	﹤0.01%	1666
2021 Q1	$6M	Sell	49,100 -97,700	-67%	-$11.1M	﹤0.01%	2142
2020 Q4	$11.8M	Buy	146,800 +13,800	+10%	+$1.12M	0.01%	1270
2020 Q3	$10.1M	Sell	133,000 -71,300	-35%	-$5.49M	0.01%	1207
2020 Q2	$17.1M	Buy	204,300 +103,500	+103%	+$6.82M	0.01%	841
2020 Q1	$4.12M	Sell	100,800 -132,100	-57%	-$6.34M	﹤0.01%	1331
2019 Q4	$11.8M	Buy	232,900 +219,200	+1,600%	+$11M	0.02%	570
2019 Q3	$845K	Sell	13,700 -9,500	-41%	-$680K	﹤0.01%	2848
2019 Q2	$2.13M	Sell	23,200 -28,500	-55%	-$2.89M	﹤0.01%	1834
2019 Q1	$6.08M	Buy	51,700 +43,300	+515%	+$4.61M	0.01%	1000
2018 Q4	$703K	Sell	8,400 -100	-1%	-$9.06K	﹤0.01%	3035
2018 Q3	$934K	Sell	8,500 -1,000	-11%	-$94.1K	﹤0.01%	2842
2018 Q2	$720K	Sell	9,500 -6,600	-41%	-$438K	﹤0.01%	3169
2018 Q1	$1.03M	Buy	+16,100	New	+$1.21M	﹤0.01%	2621
2017 Q4	–	Sell	-17,400	Closed	-$1.34M	–	4874
2017 Q3	$1.34M	Buy	17,400 +12,100	+228%	+$1.11M	﹤0.01%	1995
2017 Q2	$446K	Buy	+5,300	New	+$457K	﹤0.01%	3171
2016 Q3	–	Sell	-10,600	Closed	-$372K	–	4260
2016 Q2	$372K	Buy	+10,600	New	+$389K	﹤0.01%	3075
2016 Q1	–	Sell	-23,300	Closed	-$825K	–	4356
2015 Q4	$825K	Buy	+23,300	New	+$754K	0.01%	1952

Other funds holding IRBT

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 London, United Kingdom $416B AUM 33.63% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

T3 Companies New York $93.7M AUM

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

DV Equities Chicago, Illinois $558M AUM

DJSG

D.J. St. Germain Springfield, Massachusetts $2.78B AUM 23.87% 1-Year Est. Return

Jane Street's IRBT Position: Q3 2025 in Review

Jane Street sold out of iRobot (IRBT) in Q3 2025, closing a stake of 154,957 shares — an estimated $599K sold.

Jane Street first reported a position in IRBT in Q2 2013 and held it in 41 quarters. The position peaked at $14.4M in Q1 2019. 123 funds tracked by Wall St. Rank hold IRBT as of Q3 2025.

Jane Street reported no remaining iRobot position as of Q3 2025 after selling out during the quarter.
Jane Street sold 154,957 iRobot shares in Q3 2025, an estimated $599K.
Jane Street first reported a position in iRobot in Q2 2013 and held it in 41 quarters.
Jane Street's iRobot position peaked at $14.4M in Q1 2019.
123 funds tracked by Wall St. Rank held iRobot as of Q3 2025.

Based on Jane Street's 13F filing for Q3 2025, filed 14 Nov 2025.