Ardsley Advisory Partners
SUPN icon

Ardsley Advisory Partners’s Supernus, Inc. Common Stock SUPN Stock Holding History

Ardsley Advisory Partners’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
Q3 		– Sell
-725,000
Closed -$10.7M – 167
2025
Q2 		$10.7M Buy
725,000
+100,000
+16% +$1.16M 1.41% 18
2025
Q1 		$5.96M Sell
625,000
-575,000
-48% -$6.05M 1.14% 27
2024
Q4 		$14.9M Buy
1,200,000
+238,550
+25% +$2.45M 2.37% 5
2024
Q3 		$9.37M Buy
961,450
+526,450
+121% +$6.17M 1.54% 19
2024
Q2 		$7.01M Buy
435,000
+170,000
+64% +$3.07M 1.03% 28
2024
Q1 		$5.68M Buy
+265,000
New +$4.98M 0.82% 39

Other funds holding SUPN

Two Seas Capital
Two Seas Capital Rye, New York $8.68B AUM 78.08% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Deerfield Management
Deerfield Management New York $9.6B AUM 113.36% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Madison Avenue Partners
Madison Avenue Partners New York $2.32B AUM 132.6% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Divisadero Street Capital Management
Divisadero Street Capital Management Miami, Florida $4.41B AUM 90.53% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

Ardsley Advisory Partners's SUPN Position: Q3 2025 in Review

Ardsley Advisory Partners sold out of Supernus, Inc. Common Stock (SUPN) in Q3 2025, closing a stake of 725,000 shares — an estimated $10.7M sold.

Ardsley Advisory Partners first reported a position in SUPN in Q1 2024 and held it in 6 quarters. The position peaked at $14.9M in Q4 2024. 198 funds tracked by Wall St. Rank hold SUPN as of Q3 2025.

  • Ardsley Advisory Partners reported no remaining Supernus, Inc. Common Stock position as of Q3 2025 after selling out during the quarter.
  • Ardsley Advisory Partners sold 725,000 Supernus, Inc. Common Stock shares in Q3 2025, an estimated $10.7M.
  • Ardsley Advisory Partners first reported a position in Supernus, Inc. Common Stock in Q1 2024 and held it in 6 quarters.
  • Ardsley Advisory Partners's Supernus, Inc. Common Stock position peaked at $14.9M in Q4 2024.
  • 198 funds tracked by Wall St. Rank held Supernus, Inc. Common Stock as of Q3 2025.

Based on Ardsley Advisory Partners's 13F filing for Q3 2025, filed 14 Nov 2025.