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Headlands Technologies’s Zai Lab ZLAB Stock Holding History

Headlands Technologies’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
2026
Q1 		$529K Buy
28,109
+12,263
+77% +$227K 0.06% 346
2025
Q4 		$280K Buy
+15,846
New +$371K 0.02% 536
2025
Q1 		– Sell
-210
Closed -$5.5K – 1592
2024
Q4 		$5.5K Buy
+210
New +$5.83K ﹤0.01% 1067
2024
Q3 		– Sell
-1,612
Closed -$27.9K – 1605
2024
Q2 		$27.9K Sell
1,612
-2,359
-59% -$41.5K ﹤0.01% 863
2024
Q1 		$63.6K Buy
+3,971
New +$83.6K 0.02% 656
2023
Q4 		– Sell
-33
Closed -$802 – 1359
2023
Q3 		$802 Sell
33
-3,473
-99% -$92.5K ﹤0.01% 865
2023
Q2 		$97.2K Buy
+3,506
New +$115K 0.03% 388

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

Headlands Technologies's ZLAB Position: Q1 2026 in Review

Headlands Technologies increased its Zai Lab (ZLAB) stake by 77% in Q1 2026, buying an estimated $227K and bringing the position to 28,109 shares worth $529K. The position accounts for 0.06% of the portfolio, ranked #346.

Headlands Technologies first reported a position in ZLAB in Q2 2023 and has held it in 7 quarters since. 99 funds tracked by Wall St. Rank hold ZLAB as of Q1 2026.

  • Headlands Technologies held 28,109 shares of Zai Lab worth $529K as of Q1 2026.
  • Headlands Technologies bought 12,263 Zai Lab shares in Q1 2026, an estimated $227K.
  • Zai Lab made up 0.06% of Headlands Technologies's portfolio in Q1 2026, its #346 holding.
  • Headlands Technologies first reported a position in Zai Lab in Q2 2023 and has held it in 7 quarters since.
  • 99 funds tracked by Wall St. Rank held Zai Lab as of Q1 2026.

Based on Headlands Technologies's 13F filing for Q1 2026, filed 13 May 2026.