Skip to main content
Livermore
Livermore
ZHEN

Polygon Management Ltd.

SEC CIK
0001515070
Latest filing
Aug 12, 2026

Holdings in Q2 2026

Holdings as of Jun 30, 2026, filed Aug 12, 2026. Long positions only; changes compare share counts with Q1 2026.

Institution overview
Positions
32
−2 vs. Q1 2026
Portfolio value
$614.3M
+$105.4M (+20.7%) vs. Q1 2026
Filed
Aug 12, 2026
SEC
Holdings of Polygon Management Ltd. in Q2 2026
SecurityClassSharesValue% of portfolioShare changeActionHistory
GLUEMonte Rosa Therapeutics, Inc.COM56,052$1.36M0.2%+56,052NewHistory
TECXTectonic Therapeutic, Inc.COM46,516$1.60M0.3%+8,928+23.8%AddedHistory
ACRSAclaris Therapeutics, Inc.COM400,000$2.12M0.3%+400,000NewHistory
SNOWSnowflake Inc.Stock10,000$2.54M0.4%00.0%UnchangedHistory
CUECue Biopharma, Inc.COM93,819$2.96M0.5%+93,819NewHistory
ACADAcadia Pharmaceuticals IncCOM167,875$4.25M0.7%+23,255+16.1%AddedHistory
AMLXAmylyx Pharmaceuticals, Inc.COM297,926$5.35M0.9%−19,951−6.3%ReducedHistory
NKTRNektar TherapeuticsCOM NEW86,996$6.07M1.0%−16,041−15.6%ReducedHistory
WBDWarner Bros. Discovery, Inc.Stock250,000$6.67M1.1%−673,725−72.9%ReducedHistory
CELCCelcuity Inc.COM64,110$6.71M1.1%+64,110NewHistory
ANNXAnnexon, Inc.COM1,242,455$7.09M1.2%−50,000−3.9%ReducedHistory
KRYSKrystal Biotech, Inc.COM19,668$7.31M1.2%00.0%UnchangedHistory
HRMYHarmony Biosciences Holdings, Inc.COM201,036$7.32M1.2%+81,696+68.5%AddedHistory
AGIOAgios Pharmaceuticals, Inc.COM205,579$7.63M1.2%+40,740+24.7%AddedHistory
IONSIonis Pharmaceuticals IncCOM97,173$7.70M1.3%+55,409+132.7%AddedHistory
DYNDyne Therapeutics, Inc.COM356,657$7.92M1.3%+98,525+38.2%AddedHistory
SLNSilence Therapeutics plcADS764,256$8.39M1.4%+134,095+21.3%AddedHistory
IMVTImmunovant, Inc.COM255,934$9.86M1.6%+37,427+17.1%AddedHistory
ALKSAlkermes plc.SHS189,979$9.95M1.6%+30,188+18.9%AddedHistory
PHVSPharvaris N.V.COM295,627$10.2M1.7%+74,016+33.4%AddedHistory
ARWRArrowhead Pharmaceuticals, Inc.COM130,484$10.6M1.7%+3,286+2.6%AddedHistory
RLAYRelay Therapeutics, Inc.COM570,311$10.7M1.7%+388,768+214.1%AddedHistory
CLDXCelldex Therapeutics, Inc.COM NEW290,441$10.8M1.8%−21,875−7.0%ReducedHistory
ALKTAlkami Technology, Inc.Stock600,284$10.9M1.8%+600,284NewHistory
MBXMBX Biosciences, Inc.COM203,543$11.2M1.8%+58,063+39.9%AddedHistory
CXMSprinklr, Inc.CL A2,200,000$11.4M1.8%00.0%UnchangedHistory
WKWorkiva IncCOM CL A250,000$12.1M2.0%00.0%UnchangedHistory
DFTXDefinium Therapeutics, Inc.COM SHS286,990$13.5M2.2%+86,996+43.5%AddedHistory
LYFTLyft, Inc.CL A COM1,000,000$14.6M2.4%00.0%UnchangedHistory
AUTLAutolus Therapeutics plcSPON ADS9,500,000$15.2M2.5%00.0%UnchangedHistory
KGEIKolibri Global Energy Inc.COM NEW6,834,504$33.8M5.5%00.0%UnchangedHistory
PATHUiPath, Inc.Stock30,950,000$336.4M54.8%+5,742,372+22.8%AddedHistory

Options (7)

Puts and calls in the same filing. Amounts are the market value of the underlying shares, which is what 13F reports.

Option positions of Polygon Management Ltd. in Q2 2026
SecurityClassPutsCalls
AXSMAxsome Therapeutics, Inc.COM–$8.57M
RAREUltragenyx Pharmaceutical Inc.COM–$3.34M
SLNSilence Therapeutics plcADS–$3.29M
KPTIKaryopharm Therapeutics Inc.COM NEW–$2.45M
AGIOAgios Pharmaceuticals, Inc.COM–$1.86M
TENXTenax Therapeutics, Inc.COM NEW–$1.09M
AMLXAmylyx Pharmaceuticals, Inc.COM–$152.7K

Sold out since Q1 2026 (7)

Positions held at the end of Q1 2026 that are gone from this filing.

Positions of Polygon Management Ltd. sold out since Q1 2026
SecurityClassShares in Q1 2026Value in Q1 2026% of portfolio in Q1 2026History
PRAXPraxis Precision Medicines, Inc.COM NEW15,952$5.14M1.0%History
SLNOSoleno Therapeutics IncCOM102,125$3.42M0.7%History
AXSMAxsome Therapeutics, Inc.COM20,059$3.39M0.7%History
MPLTMapLight Therapeutics, Inc.COM112,115$2.28M0.4%History
AARDAardvark Therapeutics, Inc.COM316,621$1.19M0.2%History
RAREUltragenyx Pharmaceutical Inc.COM39,473$827.0K0.2%History
KPTIKaryopharm Therapeutics Inc.COM NEW52,984$295.1K0.1%History