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Oberweis Asset Management’s Ardelyx ARDX Stock Holding History

Oberweis Asset Management’s Portfolio ARDX Stock Details ARDX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q2 		– Sell
-851,900
Closed -$4.18M – 185
2025
Q1 		$4.18M Buy
851,900
+272,600
+47% +$1.46M 0.21% 145
2024
Q4 		$2.94M Hold
579,300
– – 0.14% 168
2024
Q3 		$3.99M Buy
579,300
+207,500
+56% +$1.22M 0.2% 151
2024
Q2 		$2.76M Buy
+371,800
New +$2.61M 0.17% 159

Other funds holding ARDX

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Macquarie Group
Macquarie Group Sydney, NSW 2000, Australia $16.8B AUM 27.39% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Oberweis Asset Management's ARDX Position: Q2 2025 in Review

Oberweis Asset Management sold out of Ardelyx (ARDX) in Q2 2025, closing a stake of 851,900 shares — an estimated $4.18M sold.

Oberweis Asset Management first reported a position in ARDX in Q2 2024 and held it in 4 quarters. The position peaked at $4.18M in Q1 2025. 206 funds tracked by Wall St. Rank hold ARDX as of Q2 2025.

  • Oberweis Asset Management reported no remaining Ardelyx position as of Q2 2025 after selling out during the quarter.
  • Oberweis Asset Management sold 851,900 Ardelyx shares in Q2 2025, an estimated $4.18M.
  • Oberweis Asset Management first reported a position in Ardelyx in Q2 2024 and held it in 4 quarters.
  • Oberweis Asset Management's Ardelyx position peaked at $4.18M in Q1 2025.
  • 206 funds tracked by Wall St. Rank held Ardelyx as of Q2 2025.

Based on Oberweis Asset Management's 13F filing for Q2 2025, filed 14 Aug 2025.