Jane Street
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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
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
SIMG
Stephens Investment Management Group Houston, Texas $9.33B AUM 56.1% 1-Year Est. Return

Jane Street's SUPN Position: Q2 2026 in Review

Jane Street sold out of Supernus Pharmaceuticals (SUPN) in Q2 2026, closing a stake of 57,327 shares — an estimated $2.75M sold.

Jane Street first reported a position in SUPN in Q2 2013 and held it in 34 quarters. The position peaked at $6.24M in Q3 2025. 334 funds tracked by Wall St. Rank hold SUPN as of Q2 2026.

  • Jane Street reported no remaining Supernus Pharmaceuticals position as of Q2 2026 after selling out during the quarter.
  • Jane Street sold 57,327 Supernus Pharmaceuticals shares in Q2 2026, an estimated $2.75M.
  • Jane Street first reported a position in Supernus Pharmaceuticals in Q2 2013 and held it in 34 quarters.
  • Jane Street's Supernus Pharmaceuticals position peaked at $6.24M in Q3 2025.
  • 334 funds tracked by Wall St. Rank held Supernus Pharmaceuticals as of Q2 2026.

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