Parallax Volatility Advisers
ARDX icon

Parallax Volatility Advisers’s Ardelyx ARDX Stock Holding History

Parallax Volatility Advisers’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
-75,000
Closed -$368K – 1553
2025
Q1 		$368K Sell
75,000
-105
-0.1% -$564 ﹤0.01% 1240
2024
Q4 		$381K Buy
75,105
+1,634
+2% +$9.03K ﹤0.01% 1554
2024
Q3 		$506K Buy
+73,471
New +$434K ﹤0.01% 1520
2018
Q1 		– Sell
-5,208
Closed -$34K – 2231
2017
Q4 		$34K Buy
+5,208
New +$30.9K ﹤0.01% 3417

Other funds holding ARDX

BlackRock
BlackRock New York $6.73T AUM 46.02% 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 $209B AUM 37.72% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Macquarie Group
Macquarie Group Sydney, NSW 2000, Australia $23.2B AUM 40.19% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Parallax Volatility Advisers's ARDX Position: Q2 2025 in Review

Parallax Volatility Advisers sold out of Ardelyx (ARDX) in Q2 2025, closing a stake of 75,000 shares — an estimated $368K sold.

Parallax Volatility Advisers first reported a position in ARDX in Q4 2017 and held it in 4 quarters. The position peaked at $506K in Q3 2024. 206 funds tracked by Wall St. Rank hold ARDX as of Q2 2025.

  • Parallax Volatility Advisers reported no remaining Ardelyx position as of Q2 2025 after selling out during the quarter.
  • Parallax Volatility Advisers sold 75,000 Ardelyx shares in Q2 2025, an estimated $368K.
  • Parallax Volatility Advisers first reported a position in Ardelyx in Q4 2017 and held it in 4 quarters.
  • Parallax Volatility Advisers's Ardelyx position peaked at $506K in Q3 2024.
  • 206 funds tracked by Wall St. Rank held Ardelyx as of Q2 2025.

Based on Parallax Volatility Advisers's 13F filing for Q2 2025, filed 14 Aug 2025.