Jane Street’s Proshares UltraShort Technology REW Stock Holding History

Jane Street’s Portfolio REW Stock Details REW Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2024 Q3	–	Sell	-1,824,300	Closed	-$148M	–	10277
2024 Q2	$148M	Buy	1,824,300 +1,463,025	+405%	+$78.9M	0.03%	277
2024 Q1	$75.7M	Buy	361,275 +166,512	+85%	+$9.78M	0.02%	458
2023 Q4	$27.5M	Sell	194,763 -215,250	-52%	-$16.7M	0.01%	1028
2023 Q3	$57.5M	Sell	410,013 -19,975	-5%	-$1.67M	0.02%	500
2023 Q2	$62.5M	Sell	429,988 -115,225	-21%	-$11.6M	0.02%	509
2023 Q1	$106M	Buy	545,213 +41,290	+8%	+$5.72M	0.04%	287
2022 Q4	$148M	Sell	503,923 -70,150	-12%	-$12.1M	0.07%	202
2022 Q3	$187M	Buy	574,073 +39,208	+7%	+$6.02M	0.08%	136
2022 Q2	$144M	Buy	+534,865	New	+$83.5M	0.06%	210

Other funds holding REW

EWA

EverSource Wealth Advisors Birmingham, Alabama $2.97B AUM 28.72% 1-Year Est. Return

Jane Street's REW Position: Q2 2026 in Review

Jane Street sold out of Proshares UltraShort Technology (REW) in Q2 2026, closing a stake of 6,851 shares — an estimated $171K sold.

Jane Street first reported a position in REW in Q2 2013 and held it in 13 quarters. The position peaked at $777K in Q3 2016. 1 fund tracked by Wall St. Rank holds REW as of Q2 2026.

Jane Street reported no remaining Proshares UltraShort Technology position as of Q2 2026 after selling out during the quarter.
Jane Street sold 6,851 Proshares UltraShort Technology shares in Q2 2026, an estimated $171K.
Jane Street first reported a position in Proshares UltraShort Technology in Q2 2013 and held it in 13 quarters.
Jane Street's Proshares UltraShort Technology position peaked at $777K in Q3 2016.
1 fund tracked by Wall St. Rank held Proshares UltraShort Technology as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.