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Martingale Asset Management’s Ardelyx ARDX Stock Holding History

Martingale 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
2026
Q2 		$377K Buy
+74,006
New +$452K 0.01% 710
2021
Q2 		– Sell
-34,536
Closed -$229K – 827
2021
Q1 		$229K Hold
34,536
– – ﹤0.01% 793
2020
Q4 		$224K Sell
34,536
-125,800
-78% -$747K ﹤0.01% 815
2020
Q3 		$842K Buy
+160,336
New +$964K 0.01% 682

Other funds holding ARDX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $66.6B AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
JT
Jupiter Topco New York $245B AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Martingale Asset Management's ARDX Position: Q2 2026 in Review

Martingale Asset Management opened a new position in Ardelyx (ARDX) in Q2 2026: 74,006 shares worth $377K. The stake represents 0.01% of the portfolio and ranks #710 among its holdings. This is a return to the name: Martingale Asset Management previously reported a position in ARDX as recently as Q1 2021.

Martingale Asset Management first reported a position in ARDX in Q3 2020 and has held it in 4 quarters since. The position peaked at $842K in Q3 2020. 250 funds tracked by Wall St. Rank hold ARDX as of Q2 2026.

  • Martingale Asset Management held 74,006 shares of Ardelyx worth $377K as of Q2 2026.
  • Ardelyx was a new Martingale Asset Management position in Q2 2026.
  • Ardelyx made up 0.01% of Martingale Asset Management's portfolio in Q2 2026, its #710 holding.
  • Martingale Asset Management first reported a position in Ardelyx in Q3 2020 and has held it in 4 quarters since.
  • Martingale Asset Management's Ardelyx position peaked at $842K in Q3 2020.
  • 250 funds tracked by Wall St. Rank held Ardelyx as of Q2 2026.

Based on Martingale Asset Management's 13F filing for Q2 2026, filed 13 Aug 2026.