Latest Polygon Management Ltd. Stock Portfolio

$635Million | No. of Holdings #32

Polygon Management Ltd. Performance

2026 Q2+4.49%

YTD-14.91%

2025+19.65%

About Polygon Management Ltd. and 13F Hedge Fund Stock Holdings

On 2026-08-13, the fund reported it's updated stock portfolio. In the 13F Holdings report, Tetragon Partners GP Ltd reported an equity portfolio of $635.1 Millions as of 30 Jun, 2026. <br><br> The top stock holdings of Tetragon Partners GP Ltd are PATH, KGEIF, AUTL. The fund has invested 53% of it's portfolio in UIPATH INC and 5.3% of portfolio in KOLIBRI GLOBAL ENERGY INC. <br><br> The fund managers got completely rid off PRAXIS PRECISION MEDICINES I (PRAX), SOLENO THERAPEUTICS INC (SLNO) and MAPLIGHT THERAPEUTICS INC stocks. They significantly reduced their stock positions in WARNER BROS DISCOVERY INC (WBD), NEKTAR THERAPEUTICS (NKTR) and CELLDEX THERAPEUTICS INC NEW (CLDX). Tetragon Partners GP Ltd opened new stock positions in ALKAMI TECHNOLOGY INC (ALKT), CELCUITY INC (CELC) and CUE BIOPHARMA INC (CUE). The fund showed a lot of confidence in some stocks as they added substantially to RELAY THERAPEUTICS INC (RLAY), IONIS PHARMACEUTICALS INC (IONS) and HARMONY BIOSCIENCES HLDGS IN (HRMY).

Polygon Management Ltd. Equity Portfolio Value

Last Reported on: 13 Aug, 2026

$635Million

as of Aug 13, 2026

Polygon Management Ltd. Annual Return Estimates Vs S&P 500

Our best estimate is that Tetragon Partners GP Ltd made a return of 4.49% in the last quarter. In trailing 12 months, it's portfolio return was -0.21%.

Performance
S&P 500

New Buys

Ticker	$ Bought
alkami technology inc	10,877,100
celcuity inc	6,707,190
cue biopharma inc	2,960,930
aclaris therapeutics inc	2,116,000
monte rosa therapeutics inc	1,356,460

New stocks bought by Polygon Management Ltd.

Additions

Ticker	% Inc.
relay therapeutics inc	214
ionis pharmaceuticals inc	132
harmony biosciences hldgs in	68.46
definium therapeutics inc	43.5
mbx biosciences inc	39.91
dyne therapeutics inc	38.17
pharvaris n v	33.4
agios pharmaceuticals inc	24.72

Additions to existing portfolio by Polygon Management Ltd.

Reductions

Ticker	% Reduced
warner bros discovery inc	-72.94
nektar therapeutics	-15.57
celldex therapeutics inc new	-7.00
amylyx pharmaceuticals inc	-6.28
annexon inc	-3.87

Polygon Management Ltd. reduced stake in above stock

Sold off

Ticker	$ Sold
aardvark therapeutics inc	-1,193,660
maplight therapeutics inc	-2,279,300
soleno therapeutics inc	-3,419,140
praxis precision medicines i	-5,139,580

Polygon Management Ltd. got rid off the above stocks

Sector Distribution

Tetragon Partners GP Ltd has about 63.1% of it's holdings in Technology sector.

Technology
Healthcare
Others
Communication Services

Sector	%
Technology	63.1
Healthcare	20.5
Others	15.3
Communication Services	1.1

Market Cap. Distribution

Tetragon Partners GP Ltd has about 4.4% of it's portfolio invested in the large-cap and mega-cap stocks.

MID-CAP
UNALLOCATED
SMALL-CAP
LARGE-CAP

Category	%
MID-CAP	74.5
UNALLOCATED	15.3
SMALL-CAP	5.3
LARGE-CAP	4.4

Stocks belong to which Index?

About 24.9% of the stocks held by Tetragon Partners GP Ltd either belong to S&P 500 or RUSSELL 2000 index.

Others
RUSSELL 2000
S&P 500

Index	%
Others	75.1
RUSSELL 2000	23.8
S&P 500	1.1

Top 5 Winners (%)		%
	definium therapeutics inc	103.1 %
SLN	silence therapeutics plc	90.3 %
SNOW	snowflake inc	68.7 %
	mbx biosciences inc	65.0 %
IMVT	immunovant inc	49.1 %

Top 5 Winners ($)		$
	definium therapeutics inc	6.9 M
	mbx biosciences inc	4.4 M
SLN	silence therapeutics plc	4.0 M
RLAY	relay therapeutics inc	3.3 M
IMVT	immunovant inc	3.2 M

Top 5 Losers (%)		%
WK	workiva inc	-18.6 %
CXM	sprinklr inc	-14.0 %
KGEIF	kolibri global energy inc	-9.8 %
NKTR	nektar therapeutics	-2.7 %
PATH	uipath inc	-1.9 %

Top 5 Losers ($)		$
PATH	uipath inc	-6.5 M
KGEIF	kolibri global energy inc	-3.7 M
WK	workiva inc	-2.8 M
CXM	sprinklr inc	-1.8 M
WBD	warner bros discovery inc	-0.5 M

Polygon Management Ltd. Holdings Map

This heatmap illustrates the top 50 positions within the fund's portfolio.

Current Stock Holdings of Polygon Management Ltd.

Tetragon Partners GP Ltd has 32 stocks in it's portfolio. About 74% of the portfolio is in top 10 stocks. PATH proved to be the most loss making stock for the portfolio. was the most profitable stock for Tetragon Partners GP Ltd last quarter.

$614.32MTotal Value

36.00Positions

13 Aug, 2026Last Reported

Current holdings of Current Stock Holdings of Polygon Management Ltd., last reported on 13 Aug, 2026. Select a row with a linked ticker to view its historical trend.
Holdingsorted ascending	% Portfolio	Shares Held	$ Value	% Change
ACAD Acadia Pharmaceuticals Inc Acadia Pharmaceuticals IncACAD Polygon Management Ltd.'s holding in Acadia Pharmaceuticals Inc over time	0.67%	167,875	$4.25M 0.67%	increased 16.08 percentadded

ACRS Aclaris Therapeutics Inc Aclaris Therapeutics IncACRS Polygon Management Ltd.'s holding in Aclaris Therapeutics Inc over time	0.33%	400,000	$2.12M 0.33%	new position

AGIO Agios Pharmaceuticals Inc Agios Pharmaceuticals IncAGIO Polygon Management Ltd.'s holding in Agios Pharmaceuticals Inc over time	1.2%	205,579	$7.63M 1.2%	increased 24.72 percentadded

ALKS Alkermes Plc Alkermes PlcALKS Polygon Management Ltd.'s holding in Alkermes Plc over time	1.57%	189,979	$9.95M 1.57%	increased 18.89 percentadded

ALKT Alkami Technology Inc Alkami Technology IncALKT Polygon Management Ltd.'s holding in Alkami Technology Inc over time	1.71%	600,284	$10.88M 1.71%	new position

AMLX Amylyx Pharmaceuticals Inc Amylyx Pharmaceuticals IncAMLX Polygon Management Ltd.'s holding in Amylyx Pharmaceuticals Inc over time	0.84%	297,926	$5.35M 0.84%	decreased 6.28 percentreduced

ANNX Annexon Inc Annexon IncANNX Polygon Management Ltd.'s holding in Annexon Inc over time	1.12%	1,242,460	$7.09M 1.12%	decreased 3.87 percentreduced

ARWR Arrowhead Pharmaceuticals In Arrowhead Pharmaceuticals InARWR Polygon Management Ltd.'s holding in Arrowhead Pharmaceuticals In over time	1.68%	130,484	$10.64M 1.68%	increased 2.58 percentadded

AUTL Autolus Therapeutics Ltd Autolus Therapeutics Ltd AUTL Polygon Management Ltd.'s holding in Autolus Therapeutics Ltd over time	2.39%	9,500,000	$15.20M 2.39%	unchanged 0 percentunchanged

CELC Celcuity Inc Celcuity IncCELC Polygon Management Ltd.'s holding in Celcuity Inc over time	1.06%	64,110	$6.71M 1.06%	new position

CLDX Celldex Therapeutics Inc New Celldex Therapeutics Inc NewCLDX Polygon Management Ltd.'s holding in Celldex Therapeutics Inc New over time	1.7%	290,441	$10.81M 1.7%	decreased 7 percentreduced

CUE Cue Biopharma Inc Cue Biopharma IncCUE Polygon Management Ltd.'s holding in Cue Biopharma Inc over time	0.47%	93,819	$2.96M 0.47%	new position

CXM Sprinklr Inc Sprinklr IncCXM Polygon Management Ltd.'s holding in Sprinklr Inc over time	1.79%	2,200,000	$11.35M 1.79%	unchanged 0 percentunchanged

DYN Dyne Therapeutics Inc Dyne Therapeutics IncDYN Polygon Management Ltd.'s holding in Dyne Therapeutics Inc over time	1.25%	356,657	$7.92M 1.25%	increased 38.17 percentadded

GLUE Monte Rosa Therapeutics Inc Monte Rosa Therapeutics IncGLUE Polygon Management Ltd.'s holding in Monte Rosa Therapeutics Inc over time	0.21%	56,052	$1.36M 0.21%	new position

HRMY Harmony Biosciences Hldgs In Harmony Biosciences Hldgs InHRMY Polygon Management Ltd.'s holding in Harmony Biosciences Hldgs In over time	1.15%	201,036	$7.32M 1.15%	increased 68.46 percentadded

IMVT Immunovant Inc Immunovant IncIMVT Polygon Management Ltd.'s holding in Immunovant Inc over time	1.55%	255,934	$9.86M 1.55%	increased 17.13 percentadded

IONS Ionis Pharmaceuticals Inc Ionis Pharmaceuticals IncIONS Polygon Management Ltd.'s holding in Ionis Pharmaceuticals Inc over time	1.21%	97,173	$7.70M 1.21%	increased 132.67 percentadded

KGEIF Kolibri Global Energy Inc Kolibri Global Energy Inc KGEIF Polygon Management Ltd.'s holding in Kolibri Global Energy Inc over time	5.33%	6,834,500	$33.85M 5.33%	unchanged 0 percentunchanged

KRYS Krystal Biotech Inc Krystal Biotech IncKRYS Polygon Management Ltd.'s holding in Krystal Biotech Inc over time	1.15%	19,668	$7.31M 1.15%	unchanged 0 percentunchanged