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Tang Capital Management’s OptimizeRx OPRX Stock Holding History

Tang Capital Management’s Portfolio OPRX Stock Details OPRX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-100,000
Closed -$2.05M – 157
2025
Q3 		$2.05M Hold
100,000
– – 0.08% 126
2025
Q2 		$1.35M Hold
100,000
– – 0.07% 139
2025
Q1 		$866K Sell
100,000
-121,200
-55% -$741K 0.05% 162
2024
Q4 		$1.08M Buy
+221,200
New +$1.24M 0.07% 141

Other funds holding OPRX

WCA
Whetstone Capital Advisors Shawnee Mission, Kansas $288M AUM 44.06% 1-Year Est. Return
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
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
KCM
Kennedy Capital Management St Louis, Missouri $4.72B AUM 36.69% 1-Year Est. Return
RHJA
Rice Hall James & Associates San Diego, California $1.8B AUM 36.16% 1-Year Est. Return
William Blair & Company
William Blair & Company Chicago, Illinois $34.9B AUM 18.88% 1-Year Est. Return
PHP
Parkman Healthcare Partners Stamford, Connecticut $970M AUM 79.46% 1-Year Est. Return
NCGI
Next Century Growth Investors Plymouth, Minnesota $1.38B AUM 102.34% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Tang Capital Management's OPRX Position: Q4 2025 in Review

Tang Capital Management sold out of OptimizeRx (OPRX) in Q4 2025, closing a stake of 100,000 shares — an estimated $2.05M sold.

Tang Capital Management first reported a position in OPRX in Q4 2024 and held it in 4 quarters. The position peaked at $2.05M in Q3 2025. 129 funds tracked by Wall St. Rank hold OPRX as of Q4 2025.

  • Tang Capital Management reported no remaining OptimizeRx position as of Q4 2025 after selling out during the quarter.
  • Tang Capital Management sold 100,000 OptimizeRx shares in Q4 2025, an estimated $2.05M.
  • Tang Capital Management first reported a position in OptimizeRx in Q4 2024 and held it in 4 quarters.
  • Tang Capital Management's OptimizeRx position peaked at $2.05M in Q3 2025.
  • 129 funds tracked by Wall St. Rank held OptimizeRx as of Q4 2025.

Based on Tang Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.