HLXC · Helix Acquisition Corp. III · Holdings

$10.70 -0.10 (-0.93%) At close · Sep 11

Market Cap

$234.94M

22.06M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Use institutional holdings through the 13F API or MCP →

Quarter:

Holders: 39

Total Value: $186,208,867

Total Shares: 17,500,834

Institutional Ownership Trend

2 quarters

Holder Concentration

Across 39 13F filers · Δ vs Mar 31, 2026

Top Holder

7.4%

+0.0 pts

Top 5

35.6%

−0.0 pts

Top 10

63.0%

+1.2 pts

HHI

497

Broadly held+14

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: -4

Institutional value: +4.3%

Shares held: -0.4%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Small Decagon Asset Management LLP	+245,875	1,044,766
Mid J. Goldman & Co LP	+175,000	725,000
Small Periscope Capital Inc.	+84,232	141,780
Mid Sculptor Capital LP	+77,890	872,563
Mega MILLENNIUM MANAGEMENT LLC	+10,172	865,893

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Large TORONTO DOMINION BANK	−248,820	625,000
Small STEMPOINT CAPITAL LP	−133,357	171,671
Small SILVERARC CAPITAL MANAGEMENT, LLC	−31,165	1,177,821
Small Shaolin Capital Management LLC	−24,725	100,275
Mega JPMORGAN CHASE & CO	−7,391	12,563

Top New Positions

vs Mar 31, 2026

No new positions this quarter.

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Micro Monashee Investment Management LLC	137,113	$1,393,068
Mega UBS Group AG	44,427	$451,377
Small DELTEC ASSET MANAGEMENT LLC	25,000	$254,000
Small METEORA CAPITAL, LLC	11,670	$118,567

Filter: New 0 Increased 7 Reduced 10 Sold out 4 Unchanged 22

Showing 39 of 39

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

Cormorant Asset Management, LP

$13,805,400

7.41%

1,297,500

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Chen Bihua	1,297,500	$13,805,400	100.0%	Defined

Affinity Asset Advisors, LLC

$13,300,000

7.14%

1,250,000

RA CAPITAL MANAGEMENT, L.P.

$13,300,000

7.14%

1,250,000

Nantahala Capital Management, LLC

$13,300,000

7.14%

1,250,000

SILVERARC CAPITAL MANAGEMENT, LLC

$12,532,015

6.73%

1,177,821

Decagon Asset Management LLP

$11,116,310

5.97%

1,044,766

ADAR1 Capital Management, LLC

$10,640,000

5.71%

1,000,000

Balyasny Asset Management L.P.

$10,533,600

5.66%

990,000

BRAIDWELL LP

$9,576,000

5.14%

900,000

Sculptor Capital LP

$9,284,070

4.99%

872,563

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Sculptor Capital II LP joint	872,563	$9,284,070	100.0%	Sole

MILLENNIUM MANAGEMENT LLC

$9,213,101

4.95%

865,893

J. Goldman & Co LP

$7,714,000

4.14%

725,000

TORONTO DOMINION BANK

$6,650,000

3.57%

625,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
TD SECURITIES (USA) LLC	625,000	$6,650,000	100.0%	Defined

Commodore Capital LP

$5,320,000

2.86%

500,000

Spruce Street Capital LP

$5,320,000

2.86%

500,000

SONA ASSET MANAGEMENT (US) LLC

$3,724,000

2.00%

350,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
SONA ASSET MANAGEMENT (UK) LLP	350,000	$3,724,000	100.0%	Other

TWO SIGMA INVESTMENTS, LP

$2,892,750

1.55%

271,875

Longaeva Partners L.P.

$2,624,983

1.41%

246,709

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Balyasny Asset Management L.P.	246,709	$2,624,983	100.0%	Other

BERKLEY W R CORP

$2,381,551

1.28%

223,830

ExodusPoint Capital Management, LP

$2,128,000

1.14%

200,000

EcoR1 Capital, LLC

$2,128,000

1.14%

200,000

Laurion Capital Management LP

$2,128,000

1.14%

200,000

READYSTATE ASSET MANAGEMENT LP

$2,127,723

1.14%

199,974

DLD Asset Management, LP

$2,073,161

1.11%

194,846

Radcliffe Capital Management, L.P.

$1,851,083

0.99%

173,974

STEMPOINT CAPITAL LP

$1,826,579

0.98%

171,671

RLH Capital LLC

$1,596,000

0.86%

150,000

Periscope Capital Inc.

$1,508,539

0.81%

141,780

First Trust Capital Management L.P.

$1,255,520

0.67%

118,000

Shaolin Capital Management LLC

$1,066,926

0.57%

100,275

MOORE CAPITAL MANAGEMENT, LP

$1,064,000

0.57%

100,000

Quarry LP

$1,064,000

0.57%

100,000

ABC ARBITRAGE SA

$319,200

0.17%

30,000

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
ABC ARBITRAGE ASSET MANAGEMENT	30,000	$319,200	100.0%	Other

Clear Street Group Inc.

$271,288

0.15%

25,497

Schonfeld Strategic Advisors LLC

$212,800

0.11%

20,000

JPMORGAN CHASE & CO

$133,670

0.07%

12,563

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
J.P. Morgan Securities LLC	12,563	$133,670	100.0%	Defined

HRT FINANCIAL LP

$113,539

0.06%

10,671

CITADEL ADVISORS LLC

$112,762

0.06%

10,598

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
Citadel Securities GP LLC	10,598	$112,762	100.0%	Defined

MORGAN STANLEY

$297

0.00%

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY CAPITAL SERVICES, LLC	28	$297	100.0%	Defined

This filing is a combination report: the position is filed across the managers below.

Manager	Shares	Value (USD)	% of position	Discretion
UBS AG	12,052	$122,448	27.1%	Defined
UBS Europe SE	32,357	$328,747	72.8%	Defined
UBS Securities LLC	18	$182	0.0%	Defined

Key facts CIK 2099656 CUSIP G4444S107 13F (30d) 27 filings 27 filers