Stonepine Capital Management’s Ardelyx ARDX Stock Holding History

Stonepine Capital 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 Q1	$899K	Buy	+150,000	New	+$992K	0.36%	41

Other funds holding ARDX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

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 Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Stonepine Capital Management's ARDX Position: Q4 2025 in Review

Stonepine Capital Management sold out of Ardelyx (ARDX) in Q4 2025, closing a stake of 200,000 shares — an estimated $1.1M sold.

Stonepine Capital Management first reported a position in ARDX in Q2 2025 and held it in 2 quarters. The position peaked at $2.18M in Q2 2025. 228 funds tracked by Wall St. Rank hold ARDX as of Q4 2025.

Stonepine Capital Management reported no remaining Ardelyx position as of Q4 2025 after selling out during the quarter.
Stonepine Capital Management sold 200,000 Ardelyx shares in Q4 2025, an estimated $1.1M.
Stonepine Capital Management first reported a position in Ardelyx in Q2 2025 and held it in 2 quarters.
Stonepine Capital Management's Ardelyx position peaked at $2.18M in Q2 2025.
228 funds tracked by Wall St. Rank held Ardelyx as of Q4 2025.

Based on Stonepine Capital Management's 13F filing for Q4 2025, filed 13 Feb 2026.