Jane Street’s Supernus Pharmaceuticals SUPN Stock Holding History

Jane Street’s Portfolio SUPN Stock Details SUPN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-5,600	Closed	-$268K	–	12344
2025 Q3	$268K	Buy	+5,600	New	+$226K	﹤0.01%	9134
2022 Q4	–	Sell	-29,400	Closed	-$995K	–	10118
2022 Q3	$995K	Buy	+29,400	New	+$957K	﹤0.01%	5411
2022 Q1	–	Sell	-17,200	Closed	-$502K	–	11002
2021 Q4	$502K	Buy	17,200 +7,900	+85%	+$240K	﹤0.01%	7275
2021 Q3	$248K	Sell	9,300 -2,200	-19%	-$59K	﹤0.01%	8525
2021 Q2	$354K	Sell	11,500 -6,000	-34%	-$184K	﹤0.01%	7879
2021 Q1	$458K	Sell	17,500 -7,700	-31%	-$215K	﹤0.01%	6965
2020 Q4	$634K	Buy	+25,200	New	+$542K	﹤0.01%	5378
2017 Q4	–	Sell	-10,400	Closed	-$416K	–	5155
2017 Q3	$416K	Buy	+10,400	New	+$450K	﹤0.01%	3333

Other funds holding SUPN

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

NAMI

Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM

Armistice Capital New York $5.62B AUM 36.06% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Jane Street's SUPN Position: Q1 2026 in Review

Jane Street increased its Supernus Pharmaceuticals (SUPN) stake by 57% in Q1 2026, buying an estimated $1.06M and bringing the position to 57,327 shares worth $2.96M. The position accounts for ﹤0.01% of the portfolio, ranked #4369.

Jane Street first reported a position in SUPN in Q2 2013 and has held it in 34 quarters since. The position peaked at $6.24M in Q3 2025. 327 funds tracked by Wall St. Rank hold SUPN as of Q1 2026.

Jane Street held 57,327 shares of Supernus Pharmaceuticals worth $2.96M as of Q1 2026.
Jane Street bought 20,845 Supernus Pharmaceuticals shares in Q1 2026, an estimated $1.06M.
Supernus Pharmaceuticals made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #4369 holding.
Jane Street first reported a position in Supernus Pharmaceuticals in Q2 2013 and has held it in 34 quarters since.
Jane Street's Supernus Pharmaceuticals position peaked at $6.24M in Q3 2025.
327 funds tracked by Wall St. Rank held Supernus Pharmaceuticals as of Q1 2026.

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