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Harbor Capital Advisors’s Ardelyx ARDX Stock Holding History

Harbor Capital Advisors’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
Q1 		– Sell
-153,825
Closed -$897K – 1235
2025
Q4 		$897K Buy
153,825
+53,717
+54% +$299K 0.07% 351
2025
Q3 		$552K Sell
100,108
-133,140
-57% -$723K 0.04% 450
2025
Q2 		$914K Buy
233,248
+103,385
+80% +$426K 0.04% 448
2025
Q1 		$638K Buy
+129,863
New +$697K 0.03% 502

Other funds holding ARDX

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Harbor Capital Advisors's ARDX Position: Q1 2026 in Review

Harbor Capital Advisors sold out of Ardelyx (ARDX) in Q1 2026, closing a stake of 153,825 shares — an estimated $897K sold.

Harbor Capital Advisors first reported a position in ARDX in Q1 2025 and held it in 4 quarters. The position peaked at $914K in Q2 2025. 241 funds tracked by Wall St. Rank hold ARDX as of Q1 2026.

  • Harbor Capital Advisors reported no remaining Ardelyx position as of Q1 2026 after selling out during the quarter.
  • Harbor Capital Advisors sold 153,825 Ardelyx shares in Q1 2026, an estimated $897K.
  • Harbor Capital Advisors first reported a position in Ardelyx in Q1 2025 and held it in 4 quarters.
  • Harbor Capital Advisors's Ardelyx position peaked at $914K in Q2 2025.
  • 241 funds tracked by Wall St. Rank held Ardelyx as of Q1 2026.

Based on Harbor Capital Advisors's 13F filing for Q1 2026, filed 28 Apr 2026.