SCM
ZLAB icon

Superstring Capital Management’s Zai Lab ZLAB Stock Holding History

Superstring Capital Management’s Portfolio ZLAB Stock Details ZLAB Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2024
Q4 		– Sell
-100,000
Closed -$2.41M – 48
2024
Q3 		$2.41M Buy
+100,000
New +$1.89M 2.11% 15

Other funds holding ZLAB

RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $9.44B AUM 157.3% 1-Year Est. Return
FLSM
Frazier Life Sciences Management Palo Alto, California $3.89B AUM 201.1% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $33.1B AUM 11.16% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $1.7B AUM 340.85% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $1.7B AUM 93.03% 1-Year Est. Return
CWG
C WorldWide Group Copenhagen, Denmark $4.66B AUM 11.67% 1-Year Est. Return

Superstring Capital Management's ZLAB Position: Q1 2026 in Review

Superstring Capital Management increased its Zai Lab (ZLAB) stake by 40% in Q1 2026, buying an estimated $1.46M and bringing the position to 275,818 shares worth $5.19M. The position accounts for 3.71% of the portfolio, ranked #12.

Superstring Capital Management first reported a position in ZLAB in Q2 2024 and has held it in 8 quarters since. The position peaked at $15.1M in Q3 2024. 99 funds tracked by Wall St. Rank hold ZLAB as of Q1 2026.

  • Superstring Capital Management held 275,818 shares of Zai Lab worth $5.19M as of Q1 2026.
  • Superstring Capital Management bought 78,965 Zai Lab shares in Q1 2026, an estimated $1.46M.
  • Zai Lab made up 3.71% of Superstring Capital Management's portfolio in Q1 2026, its #12 holding.
  • Superstring Capital Management first reported a position in Zai Lab in Q2 2024 and has held it in 8 quarters since.
  • Superstring Capital Management's Zai Lab position peaked at $15.1M in Q3 2024.
  • 99 funds tracked by Wall St. Rank held Zai Lab as of Q1 2026.

Based on Superstring Capital Management's 13F filing for Q1 2026, filed 14 May 2026.