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Tower Research Capital (TRC)’s Zai Lab ZLAB Stock Holding History

Tower Research Capital (TRC)’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
Q2 		$19.2K Buy
+1,010
New +$20K ﹤0.01% 3598
2026
Q1 		– Sell
-804
Closed -$14.2K – 5634
2025
Q4 		$14.2K Buy
804
+653
+432% +$15.3K ﹤0.01% 3364
2025
Q3 		$5.12K Sell
151
-104,315
-100% -$3.59M ﹤0.01% 4264
2025
Q2 		$3.65M Buy
104,466
+79,603
+320% +$2.62M 0.1% 190
2025
Q1 		$899K Buy
24,863
+24,497
+6,693% +$754K 0.03% 548
2024
Q4 		$9.59K Sell
366
-1,382
-79% -$38.4K ﹤0.01% 3895
2024
Q3 		$42.2K Sell
1,748
-4,969
-74% -$93.9K ﹤0.01% 2813
2024
Q2 		$116K Buy
6,717
+4,112
+158% +$72.3K ﹤0.01% 2470
2024
Q1 		$41.7K Buy
2,605
+55
+2% +$1.16K ﹤0.01% 2407
2023
Q4 		$69.7K Buy
2,550
+2,424
+1,924% +$64K ﹤0.01% 2917
2023
Q3 		$3.06K Sell
126
-8,463
-99% -$225K ﹤0.01% 5059
2023
Q2 		$238K Sell
8,589
-339
-4% -$11.1K 0.01% 1431
2023
Q1 		$297K Buy
8,928
+3,264
+58% +$125K 0.01% 1147
2022
Q4 		$174K Buy
5,664
+5,035
+800% +$159K 0.01% 1402
2022
Q3 		$22K Sell
629
-3,381
-84% -$145K ﹤0.01% 3875
2022
Q2 		$140K Buy
4,010
+339
+9% +$12K ﹤0.01% 2031
2022
Q1 		$161K Buy
3,671
+631
+21% +$30.5K ﹤0.01% 1891
2021
Q4 		$191K Buy
3,040
+1,455
+92% +$123K ﹤0.01% 1810
2021
Q3 		$167K Buy
1,585
+145
+10% +$20.8K ﹤0.01% 1979
2021
Q2 		$255K Buy
1,440
+952
+195% +$153K 0.01% 1740
2021
Q1 		$65K Sell
488
-1,019
-68% -$158K ﹤0.01% 2907
2020
Q4 		$204K Buy
1,507
+1,119
+288% +$114K 0.01% 1692
2020
Q3 		$32K Buy
388
+225
+138% +$18.1K ﹤0.01% 3707
2020
Q2 		$13K Buy
+163
New +$11K ﹤0.01% 3909
2020
Q1 		– Sell
-2,280
Closed -$95K – 4032
2019
Q4 		$95K Buy
2,280
+1,958
+608% +$72.3K 0.01% 973
2019
Q3 		$10K Buy
322
+111
+53% +$3.81K ﹤0.01% 2957
2019
Q2 		$7K Sell
211
-1,943
-90% -$57.2K ﹤0.01% 2798
2019
Q1 		$64K Sell
2,154
-410
-16% -$11.2K ﹤0.01% 1651
2018
Q4 		$60K Buy
+2,564
New +$47.6K ﹤0.01% 1191

Other funds holding ZLAB

RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
RCM
RA Capital Management Boston, Massachusetts $11.5B AUM 168.77% 1-Year Est. Return
ACM
ADAR1 Capital Management Austin, Texas $2.19B AUM 374.99% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return
FLSM
Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return
BAMCO Inc
BAMCO Inc New York $66.6B AUM 7.35% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Tower Research Capital (TRC)'s ZLAB Position: Q2 2026 in Review

Tower Research Capital (TRC) opened a new position in Zai Lab (ZLAB) in Q2 2026: 1,010 shares worth $19.2K. The stake represents ﹤0.01% of the portfolio and ranks #3598 among its holdings. This is a return to the name: Tower Research Capital (TRC) previously reported a position in ZLAB as recently as Q4 2025.

Tower Research Capital (TRC) first reported a position in ZLAB in Q4 2018 and has held it in 29 quarters since. The position peaked at $3.65M in Q2 2025. 92 funds tracked by Wall St. Rank hold ZLAB as of Q2 2026.

  • Tower Research Capital (TRC) held 1,010 shares of Zai Lab worth $19.2K as of Q2 2026.
  • Zai Lab was a new Tower Research Capital (TRC) position in Q2 2026.
  • Zai Lab made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #3598 holding.
  • Tower Research Capital (TRC) first reported a position in Zai Lab in Q4 2018 and has held it in 29 quarters since.
  • Tower Research Capital (TRC)'s Zai Lab position peaked at $3.65M in Q2 2025.
  • 92 funds tracked by Wall St. Rank held Zai Lab as of Q2 2026.

Based on Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.