SUMA · SUMA Acquisition Corp

$9.92 +0.00 (+0.00%) At close · Aug 18

Market Cap

$232.59M

23.45M

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.

Quarter:

Holders: 46

Total Value: $158,853,166

Total Shares: 28,460,581

Institutional Ownership Trend

2 quarters

Holder Concentration

Across 46 13F filers · Δ vs Mar 31, 2026

Top Holder

9.2%

+0.0 pts

Top 5

41.6%

+0.7 pts

Top 10

62.6%

−1.0 pts

HHI

512

Broadly held+2

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +1

Institutional value: -1.4%

Shares held: +77.1%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mid Magnetar Financial LLC	+1,485,000	2,970,000
Mid Polar Asset Management Partners Inc.	+1,319,900	2,619,900
Large ADAGE CAPITAL PARTNERS GP, L.L.C.	+1,200,000	2,550,000
Mid GLAZER CAPITAL, LLC	+1,040,284	1,903,695
Large HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	+860,000	1,720,000

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid Quarry LP	−50,000	16,667
Small Wealthspring Capital LLC	−6,800	484,600
Small TrueMark Investments, LLC	−612	14,388

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mega D. E. Shaw & Co., Inc.	152,531	$1,508,531
Mid MIZUHO SECURITIES USA LLC	100,000	$989,000
Small StoneX Group Inc.	10,000	$98,900
Mega MORGAN STANLEY	17	$168

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Small DELTEC ASSET MANAGEMENT LLC	150,000	$1,503,000
Small RLH Capital LLC	100,000	$1,002,000
Mega UBS Group AG	1	$10

Filter: New 4 Increased 30 Reduced 3 Sold out 3 Unchanged 9

Showing 74 of 74

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

Magnetar Financial LLC

$14,686,650

9.25%

1,485,000

Alberta Investment Management Corp

$14,340,500

9.03%

1,450,000

ADAGE CAPITAL PARTNERS GP, L.L.C.

$13,351,500

8.40%

1,350,000

Polar Asset Management Partners Inc.

$12,857,000

8.09%

1,300,000

GLAZER CAPITAL, LLC

$10,917,521

6.87%

1,103,895

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND

$8,505,400

5.35%

860,000

HIGHBRIDGE CAPITAL MANAGEMENT LLC

$7,260,634

4.57%

734,139

MILLENNIUM MANAGEMENT LLC

$6,428,500

4.05%

650,000

WOLVERINE ASSET MANAGEMENT LLC

$5,676,345

3.57%

573,948

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

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	573,948	$5,676,345	100.0%	Defined

BERKLEY W R CORP

$5,407,950

3.40%

546,810

Centiva Capital, LP

$4,945,000

3.11%

500,000

Context Capital Management, LLC

$4,945,000

3.11%

500,000

RIVERNORTH CAPITAL MANAGEMENT, LLC

$4,938,947

3.11%

499,388

Wealthspring Capital LLC

$4,792,694

3.02%

484,600

MANGROVE PARTNERS IM, LLC

$4,450,500

2.80%

450,000

Radcliffe Capital Management, L.P.

$2,793,925

1.76%

282,500

TWO SIGMA INVESTMENTS, LP

$2,688,843

1.69%

271,875

TORONTO DOMINION BANK SUMAU

$2,525,000

1.59%

250,000

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	250,000	$2,525,000	100.0%	Defined

ARISTEIA CAPITAL, L.L.C. SUMAU

$2,525,000

1.59%

250,000

K2 PRINCIPAL FUND, L.P.

$1,963,066

1.24%

198,490

Periscope Capital Inc.

$1,829,650

1.15%

185,000

BNP PARIBAS ARBITRAGE, SA

$1,739,136

1.09%

175,848

AQR Arbitrage LLC

$1,736,229

1.09%

175,554

Linden Advisors LP

$1,730,750

1.09%

175,000

Shaolin Capital Management LLC

$1,545,500

0.97%

156,269

Lineage Point Capital LP SUMAU

$1,517,030

0.95%

150,201

D. E. Shaw & Co., Inc.

$1,508,531

0.95%

152,531

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

Manager	Shares	Value (USD)	% of position	Discretion
D. E. SHAW & CO, L.P.	152,531	$1,508,531	100.0%	Defined

BOOTHBAY FUND MANAGEMENT, LLC SUMAU

$1,489,750

0.94%

147,500

Mint Tower Capital Management B.V.

$1,483,500

0.93%

150,000

PICTON MAHONEY ASSET MANAGEMENT

$1,483,500

0.93%

150,000

MOORE CAPITAL MANAGEMENT, LP

$1,483,500

0.93%

150,000

DLD Asset Management, LP

$989,000

0.62%

100,000

MIZUHO SECURITIES USA LLC

$989,000

0.62%

100,000

WHITEBOX ADVISORS LLC

$989,000

0.62%

100,000

Clear Street Group Inc.

$491,325

0.31%

49,679

Diametric Capital, LP SUMAU

$336,663

0.21%

33,333

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

Manager	Shares	Value (USD)	% of position	Discretion
Thakore Nainoor	33,333	$336,663	100.0%	Defined

HEIGHTS CAPITAL MANAGEMENT, INC

$296,700

0.19%

30,000

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

Manager	Shares	Value (USD)	% of position	Discretion
CVI Investments, Inc.	30,000	$296,700	100.0%	Other

HRT FINANCIAL LP SUMAU

$255,530

0.16%

25,300

Virtu Financial LLC

$217,698

0.14%

22,012

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

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	22,012	$217,698	100.0%	Defined

ABC ARBITRAGE SA

$197,800

0.12%

20,000

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	20,000	$197,800	100.0%	Other

Quarry LP SUMAU

$168,336

0.11%

16,667

TrueMark Investments, LLC

$142,297

0.09%

14,388

Clear Street Group Inc. SUMAU

$128,744

0.08%

12,747

StoneX Group Inc.

$98,900

0.06%

10,000

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

Manager	Shares	Value (USD)	% of position	Discretion
STONEX FINANCIAL INC.	10,000	$98,900	100.0%	Defined

ExodusPoint Capital Management, LP

$4,954

0.00%

501

MORGAN STANLEY

$168

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	17	$168	100.0%	Defined

K2 PRINCIPAL FUND, L.P. SUMAR

—

200,000

Radcliffe Capital Management, L.P. SUMAR

—

275,500

TORONTO DOMINION BANK SUMAR

—

600,000

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	600,000	$0	—	Defined

Parallax Volatility Advisers, L.P. SUMAR

—

362,010

Centiva Capital, LP SUMAR

—

1,000,000

DLD Asset Management, LP SUMAR

—

250,000

Shaolin Capital Management LLC SUMAR

—

181,640

GLAZER CAPITAL, LLC SUMAR

—

799,800

Linden Advisors LP SUMAR

—

175,000

MILLENNIUM MANAGEMENT LLC SUMAR

—

650,000

Mint Tower Capital Management B.V. SUMAR

—

150,000

Periscope Capital Inc. SUMAR

—

40,000

Magnetar Financial LLC SUMAR

—

1,485,000

RIVERNORTH CAPITAL MANAGEMENT, LLC SUMAR

—

500,000

PICTON MAHONEY ASSET MANAGEMENT SUMAR

—

150,000

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND SUMAR

—

860,000

HIGHBRIDGE CAPITAL MANAGEMENT LLC SUMAR

—

761,857

WOLVERINE ASSET MANAGEMENT LLC SUMAR

—

136,281

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

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	136,281	$0	—	Defined

MOORE CAPITAL MANAGEMENT, LP SUMAR

—

150,000

HEIGHTS CAPITAL MANAGEMENT, INC SUMAR

—

30,000

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

Manager	Shares	Value (USD)	% of position	Discretion
CVI Investments, Inc.	30,000	$0	—	Other

MANGROVE PARTNERS IM, LLC SUMAR

—

450,000

Clear Street Group Inc. SUMAR

—

38,999

BNP PARIBAS ARBITRAGE, SA SUMAR

—

175,848

ExodusPoint Capital Management, LP SUMAR

—

200,000

ADAGE CAPITAL PARTNERS GP, L.L.C. SUMAR

—

1,200,000

AQR Arbitrage LLC SUMAR

—

175,554

WHITEBOX ADVISORS LLC SUMAR

—

100,000

Polar Asset Management Partners Inc. SUMAR

—

1,319,900

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS Securities LLC	1	$10	100.0%	Defined

Key facts CIK 2105838 CUSIP G8557R103 13F (30d) 44 filings 42 filers Visit website Investor relations