Jane Street’s ProShares Ultra MidCap400 MVV Stock Holding History

Jane Street’s Portfolio MVV Stock Details MVV Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2016 Q4	–	Sell	-54,600	Closed	-$1.5M	–	4410
2016 Q3	$1.5M	Sell	54,600 -66,600	-55%	-$1.82M	0.01%	1499
2016 Q2	$3.1M	Buy	121,200 +67,200	+124%	+$1.66M	0.02%	914
2016 Q1	$1.29M	Buy	54,000 +12,000	+29%	+$247K	0.01%	1610
2015 Q4	$950K	Buy	42,000 +21,000	+100%	+$496K	0.01%	1786
2015 Q3	$455K	Buy	21,000 +11,100	+112%	+$273K	﹤0.01%	2392
2015 Q2	$260K	Sell	9,900 -900	-8%	-$24.4K	﹤0.01%	2977
2015 Q1	$291K	Sell	10,800 -19,200	-64%	-$490K	﹤0.01%	2547
2014 Q4	$736K	Sell	30,000 -51,900	-63%	-$1.19M	0.01%	1240
2014 Q3	$1.79M	Sell	81,900 -14,100	-15%	-$327K	0.02%	647
2014 Q2	$2.3M	Buy	+96,000	New	+$2.12M	0.03%	489

Other funds holding MVV

CCWM

Cassaday & Co Wealth Management Mclean, Virginia $5.32B AUM 22.63% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

Creative Planning Overland Park, Kansas $171B AUM 24.68% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Lido Advisors Los Angeles, California $36.8B AUM 26.6% 1-Year Est. Return

HIS

Harvest Investment Services Oakbrook Terrace, Illinois $647M AUM 89.3% 1-Year Est. Return

Corient Private Wealth Miami, Florida $72.2B AUM 27.85% 1-Year Est. Return

Osaic Holdings Scottsdale, Arizona $85.1B AUM 27.35% 1-Year Est. Return

TCM

Traynor Capital Management Malvern, Pennsylvania $2.18B AUM 62.36% 1-Year Est. Return

RSS

Rosenblum Silverman Sutton San Francisco, California $416M AUM 6.8% 1-Year Est. Return

Jane Street's MVV Position: Q2 2026 in Review

Jane Street sold out of ProShares Ultra MidCap400 (MVV) in Q2 2026, closing a stake of 5,306 shares — an estimated $380K sold.

Jane Street first reported a position in MVV in Q1 2014 and held it in 13 quarters. The position peaked at $1.43M in Q3 2016. 21 funds tracked by Wall St. Rank hold MVV as of Q2 2026.

Jane Street reported no remaining ProShares Ultra MidCap400 position as of Q2 2026 after selling out during the quarter.
Jane Street sold 5,306 ProShares Ultra MidCap400 shares in Q2 2026, an estimated $380K.
Jane Street first reported a position in ProShares Ultra MidCap400 in Q1 2014 and held it in 13 quarters.
Jane Street's ProShares Ultra MidCap400 position peaked at $1.43M in Q3 2016.
21 funds tracked by Wall St. Rank held ProShares Ultra MidCap400 as of Q2 2026.

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