ADAR1 Capital Management’s Zai Lab ZLAB Stock Holding History

ADAR1 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
2026 Q2	$64M	Buy	3,369,034 +1,943,667	+136%	+$38.4M	2.93%	6
2026 Q1	$26.8M	Buy	1,425,367 +178,847	+14%	+$3.31M	1.58%	12
2025 Q4	$22M	Buy	1,246,520 +377,740	+43%	+$8.84M	1.61%	11
2025 Q3	$29.4M	Buy	868,780 +18,343	+2%	+$632K	2.77%	10
2025 Q2	$29.7M	Sell	850,437 -90,421	-10%	-$2.97M	4.56%	4
2025 Q1	$34M	Sell	940,858 -104,979	-10%	-$3.23M	6.31%	4
2024 Q4	$27.4M	Buy	1,045,837 +513,383	+96%	+$14.3M	5.47%	4
2024 Q3	$12.9M	Buy	532,454 +510,454	+2,320%	+$9.65M	2.09%	11
2024 Q2	$381K	Hold	22,000	–	–	0.07%	115
2024 Q1	$352K	Buy	22,000 +2,000	+10%	+$42.1K	0.08%	95
2023 Q4	$547K	Buy	+20,000	New	+$528K	0.2%	57

Other funds holding ZLAB

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

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

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 New York $66.6B AUM 7.35% 1-Year Est. Return

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

ADAR1 Capital Management's ZLAB Position: Q2 2026 in Review

ADAR1 Capital Management increased its Zai Lab (ZLAB) stake by 136% in Q2 2026, buying an estimated $38.4M and bringing the position to 3,369,034 shares worth $64M. The position accounts for 2.93% of the portfolio, ranked #6.

ADAR1 Capital Management first reported a position in ZLAB in Q4 2023 and has held it in 11 quarters since. 93 funds tracked by Wall St. Rank hold ZLAB as of Q2 2026.

ADAR1 Capital Management held 3,369,034 shares of Zai Lab worth $64M as of Q2 2026.
ADAR1 Capital Management bought 1,943,667 Zai Lab shares in Q2 2026, an estimated $38.4M.
Zai Lab made up 2.93% of ADAR1 Capital Management's portfolio in Q2 2026, its #6 holding.
ADAR1 Capital Management first reported a position in Zai Lab in Q4 2023 and has held it in 11 quarters since.
93 funds tracked by Wall St. Rank held Zai Lab as of Q2 2026.

Based on ADAR1 Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.