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Horizon Investments’s Supernus Pharmaceuticals SUPN Stock Holding History

Horizon Investments’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
2026
Q2 		$797K Buy
17,133
+4,456
+35% +$214K 0.01% 815
2026
Q1 		$655K Sell
12,677
-600
-5% -$30.6K 0.01% 829
2025
Q4 		$660K Sell
13,277
-9,928
-43% -$483K 0.01% 748
2025
Q3 		$1.11M Buy
23,205
+9,202
+66% +$371K 0.01% 604
2025
Q2 		$441K Buy
+14,003
New +$449K 0.01% 826

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 $3.38T AUM 44.17% 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

Horizon Investments's SUPN Position: Q2 2026 in Review

Horizon Investments increased its Supernus Pharmaceuticals (SUPN) stake by 35% in Q2 2026, buying an estimated $214K and bringing the position to 17,133 shares worth $797K. The position accounts for 0.01% of the portfolio, ranked #815.

Horizon Investments first reported a position in SUPN in Q2 2025 and has held it in 5 quarters since. The position peaked at $1.11M in Q3 2025. 334 funds tracked by Wall St. Rank hold SUPN as of Q2 2026.

  • Horizon Investments held 17,133 shares of Supernus Pharmaceuticals worth $797K as of Q2 2026.
  • Horizon Investments bought 4,456 Supernus Pharmaceuticals shares in Q2 2026, an estimated $214K.
  • Supernus Pharmaceuticals made up 0.01% of Horizon Investments's portfolio in Q2 2026, its #815 holding.
  • Horizon Investments first reported a position in Supernus Pharmaceuticals in Q2 2025 and has held it in 5 quarters since.
  • Horizon Investments's Supernus Pharmaceuticals position peaked at $1.11M in Q3 2025.
  • 334 funds tracked by Wall St. Rank held Supernus Pharmaceuticals as of Q2 2026.

Based on Horizon Investments's 13F filing for Q2 2026, filed 13 Aug 2026.