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 $4.69B AUM 20.56% 1-Year Est. Return

Creative Planning Overland Park, Kansas $147B AUM 18.73% 1-Year Est. Return

Susquehanna International Group Bala Cynwyd, Pennsylvania $893B AUM 36.07% 1-Year Est. Return

Lido Advisors Los Angeles, California $32.7B AUM 19.2% 1-Year Est. Return

HIS

Harvest Investment Services Oakbrook Terrace, Illinois $547M AUM 64.58% 1-Year Est. Return

Corient Private Wealth Miami, Florida $69.9B AUM 22.19% 1-Year Est. Return

Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return

KWM

Kingsview Wealth Management Grants Pass, Oregon $7.33B AUM 16.07% 1-Year Est. Return

TRCT

Tower Research Capital (TRC) New York $3.85B AUM 32.11% 1-Year Est. Return

BWM

Benson Wealth Management Ooltewah, Tn, Tennessee $73.1M AUM

Jane Street's MVV Position: Q1 2026 in Review

Jane Street opened a new position in ProShares Ultra MidCap400 (MVV) in Q1 2026: 5,306 shares worth $380K. The stake represents ﹤0.01% of the portfolio and ranks #8674 among its holdings. This is a return to the name: Jane Street previously reported a position in MVV as recently as Q1 2024.

Jane Street first reported a position in MVV in Q1 2014 and has held it in 13 quarters since. The position peaked at $1.43M in Q3 2016. 18 funds tracked by Wall St. Rank hold MVV as of Q1 2026.

Jane Street held 5,306 shares of ProShares Ultra MidCap400 worth $380K as of Q1 2026.
ProShares Ultra MidCap400 was a new Jane Street position in Q1 2026.
ProShares Ultra MidCap400 made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #8674 holding.
Jane Street first reported a position in ProShares Ultra MidCap400 in Q1 2014 and has held it in 13 quarters since.
Jane Street's ProShares Ultra MidCap400 position peaked at $1.43M in Q3 2016.
18 funds tracked by Wall St. Rank held ProShares Ultra MidCap400 as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.