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Tang Capital Management’s Jazz Pharmaceuticals JAZZ Stock Holding History

Tang Capital Management’s Portfolio JAZZ Stock Details JAZZ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-190,000
Closed -$25M – 134
2025
Q3 		$25M Hold
190,000
– – 0.96% 31
2025
Q2 		$20.2M Hold
190,000
– – 1.02% 28
2025
Q1 		$23.6M Buy
190,000
+50,000
+36% +$6.52M 1.31% 20
2024
Q4 		$17.2M Hold
140,000
– – 1.14% 23
2024
Q3 		$15.6M Hold
140,000
– – 1.11% 27
2024
Q2 		$14.9M Buy
+140,000
New +$15.4M 1.52% 21

Other funds holding JAZZ

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Capital World Investors
Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

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

Tang Capital Management sold out of Jazz Pharmaceuticals (JAZZ) in Q4 2025, closing a stake of 190,000 shares — an estimated $25M sold.

Tang Capital Management first reported a position in JAZZ in Q2 2024 and held it in 6 quarters. The position peaked at $25M in Q3 2025. 573 funds tracked by Wall St. Rank hold JAZZ as of Q4 2025.

  • Tang Capital Management reported no remaining Jazz Pharmaceuticals position as of Q4 2025 after selling out during the quarter.
  • Tang Capital Management sold 190,000 Jazz Pharmaceuticals shares in Q4 2025, an estimated $25M.
  • Tang Capital Management first reported a position in Jazz Pharmaceuticals in Q2 2024 and held it in 6 quarters.
  • Tang Capital Management's Jazz Pharmaceuticals position peaked at $25M in Q3 2025.
  • 573 funds tracked by Wall St. Rank held Jazz Pharmaceuticals as of Q4 2025.

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