BAMCO Inc’s Zai Lab ZLAB Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $31.2M | Buy |
1,658,318
+240,313
| +17% | +$4.45M | 0.09% | 160 |
|
|
2025
Q4 | $25M | Buy |
1,418,005
+46,762
| +3% | +$1.09M | 0.07% | 190 |
|
|
2025
Q3 | $46.5M | Sell |
1,371,243
-216,571
| -14% | -$7.46M | 0.12% | 143 |
|
|
2025
Q2 | $55.5M | Sell |
1,587,814
-241,680
| -13% | -$7.95M | 0.15% | 125 |
|
|
2025
Q1 | $66.1M | Sell |
1,829,494
-79,594
| -4% | -$2.45M | 0.19% | 102 |
|
|
2024
Q4 | $50M | Buy |
1,909,088
+2,568
| +0.1% | +$71.3K | 0.13% | 136 |
|
|
2024
Q3 | $46M | Buy |
1,906,520
+113,869
| +6% | +$2.15M | 0.12% | 143 |
|
|
2024
Q2 | $31.1M | Buy |
1,792,651
+192,786
| +12% | +$3.39M | 0.09% | 173 |
|
|
2024
Q1 | $25.6M | Buy |
1,599,865
+108,991
| +7% | +$2.3M | 0.07% | 192 |
|
|
2023
Q4 | $40.7M | Sell |
1,490,874
-88,475
| -6% | -$2.34M | 0.11% | 149 |
|
|
2023
Q3 | $38.4M | Buy |
1,579,349
+67,288
| +4% | +$1.79M | 0.11% | 138 |
|
|
2023
Q2 | $41.9M | Buy |
1,512,061
+86,847
| +6% | +$2.84M | 0.12% | 142 |
|
|
2023
Q1 | $47.4M | Buy |
1,425,214
+71,399
| +5% | +$2.74M | 0.14% | 120 |
|
|
2022
Q4 | $41.6M | Sell |
1,353,815
-22,002
| -2% | -$694K | 0.14% | 123 |
|
|
2022
Q3 | $47.1M | Sell |
1,375,817
-353,144
| -20% | -$15.1M | 0.15% | 116 |
|
|
2022
Q2 | $60M | Sell |
1,728,961
-33,970
| -2% | -$1.2M | 0.19% | 102 |
|
|
2022
Q1 | $77.5M | Buy |
1,762,931
+204,207
| +13% | +$9.87M | 0.19% | 101 |
|
|
2021
Q4 | $98M | Buy |
1,558,724
+13,611
| +0.9% | +$1.15M | 0.21% | 86 |
|
|
2021
Q3 | $163M | Sell |
1,545,113
-212,546
| -12% | -$30.5M | 0.37% | 59 |
|
|
2021
Q2 | $311M | Sell |
1,757,659
-65,019
| -4% | -$10.5M | 0.71% | 33 |
|
|
2021
Q1 | $243M | Sell |
1,822,678
-223,477
| -11% | -$34.6M | 0.6% | 37 |
|
|
2020
Q4 | $277M | Buy |
2,046,155
+22,963
| +1% | +$2.34M | 0.69% | 35 |
|
|
2020
Q3 | $168M | Sell |
2,023,192
-16,131
| -0.8% | -$1.29M | 0.52% | 45 |
|
|
2020
Q2 | $167M | Sell |
2,039,323
-186,572
| -8% | -$12.6M | 0.61% | 43 |
|
|
2020
Q1 | $115M | Buy |
2,225,895
+27,405
| +1% | +$1.43M | 0.56% | 48 |
|
|
2019
Q4 | $91.4M | Sell |
2,198,490
-23,389
| -1% | -$863K | 0.35% | 67 |
|
|
2019
Q3 | $71.9M | Buy |
2,221,879
+22,461
| +1% | +$771K | 0.3% | 81 |
|
|
2019
Q2 | $76.7M | Buy |
2,199,418
+201,326
| +10% | +$5.93M | 0.31% | 76 |
|
|
2019
Q1 | $59M | Buy |
1,998,092
+24,079
| +1% | +$659K | 0.25% | 98 |
|
|
2018
Q4 | $45.8M | Buy |
1,974,013
+73,582
| +4% | +$1.36M | 0.23% | 101 |
|
|
2018
Q3 | $37M | Buy |
1,900,431
+1,807,990
| +1,956% | +$39.2M | 0.15% | 136 |
|
|
2018
Q2 | $2.15M | Buy |
92,441
+24,441
| +36% | +$527K | 0.01% | 277 |
|
|
2018
Q1 | $1.45M | Buy |
+68,000
| New | +$1.54M | 0.01% | 285 |
|
Other funds holding ZLAB
RI
RCM
FLSM
ACM
RSCM
CWG
BAMCO Inc's ZLAB Position: Q1 2026 in Review
BAMCO Inc increased its Zai Lab (ZLAB) stake by 17% in Q1 2026, buying an estimated $4.45M and bringing the position to 1,658,318 shares worth $31.2M. The position accounts for 0.09% of the portfolio, ranked #160.
BAMCO Inc first reported a position in ZLAB in Q1 2018 and has held it in 33 quarters since. The position peaked at $311M in Q2 2021. 99 funds tracked by Wall St. Rank hold ZLAB as of Q1 2026.
- BAMCO Inc held 1,658,318 shares of Zai Lab worth $31.2M as of Q1 2026.
- BAMCO Inc bought 240,313 Zai Lab shares in Q1 2026, an estimated $4.45M.
- Zai Lab made up 0.09% of BAMCO Inc's portfolio in Q1 2026, its #160 holding.
- BAMCO Inc first reported a position in Zai Lab in Q1 2018 and has held it in 33 quarters since.
- BAMCO Inc's Zai Lab position peaked at $311M in Q2 2021.
- 99 funds tracked by Wall St. Rank held Zai Lab as of Q1 2026.
Based on BAMCO Inc's 13F filing for Q1 2026, filed 15 May 2026.