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Equibles

TWO SIGMA SECURITIES, LLC

Broker-Dealer

Position in ZLAB — Zai Lab Ltd

CIK 1450144 NEW YORK, NY
Back to ZLAB Full portfolio

Position in ZLAB

as of Jun 30, 2026 · filed Aug 14, 2026
Position Value
$192,546
-$74,447 QoQ
Shares Held
10,134
+406.4% QoQ
Ownership
0.009%
of shares outstanding
% of Portfolio
0.02%
of 13F equity value
Holder Rank
#55
of 92 holders
Holding Since
Mar 2021
2 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ZLAB Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

TWO SIGMA SECURITIES, LLC holds $22,805,438 across 103 Biotechnology names. ZLAB ranks #33 (0.8% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 REGN
Regeneron Pharmaceuticals, Inc.
 5,761 $3,592,213
2 ALNY
Alnylam Pharmaceuticals, Inc.
 5,585 $1,681,252
3 BBIO
BridgeBio Pharma, Inc.
 17,689 $1,317,476
4 MDGL
Madrigal Pharmaceuticals, Inc.
 2,219 $1,191,492
5 INSM
INSMED Inc
 10,338 $1,102,237
6 HALO
Halozyme Therapeutics, Inc.
 12,525 $980,331
7 ARWR
Arrowhead Pharmaceuticals, Inc.
 11,256 $917,476
8 AXSM
Axsome Therapeutics, Inc.
 3,708 $907,607

All Filings in ZLAB

Export CSV
2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $192,546 10,134
2021-03-31 $266,993 2,001