TWLV · Twelve Seas Investment Co III/Cayman · Holdings

$10.07 +0.00 (+0.00%) At close · Sep 11

Market Cap

$236.02M

23.44M

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: 57

Total Value: $165,634,034

Total Shares: 29,868,801

Institutional Ownership Trend

3 quarters

Holder Concentration

Across 57 13F filers · Δ vs Mar 31, 2026

Top Holder

8.1%

−1.8 pts

Top 5

27.8%

−4.5 pts

Top 10

44.7%

−7.4 pts

HHI

327

Broadly held−89

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +4

Institutional value: +23.3%

Shares held: +1.2%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Large HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND	+800,000	1,600,000
Mid WOLVERINE ASSET MANAGEMENT LLC	+186,541	450,184
Mega MILLENNIUM MANAGEMENT LLC	+150,000	550,000
Large Clear Street Group Inc.	+131,683	566,924
Mid Cable Car Capital, LP	+100,000	200,000

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Large COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	−600,000	400,000
Small Shaolin Capital Management LLC	−200,430	807,200
Mega JPMORGAN CHASE & CO	−198,799	100,000
Large TORONTO DOMINION BANK	−153,829	283,473
Mid BERKLEY W R CORP	−99,100	99,100

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid Centiva Capital, LP	300,000	$1,025,000
Small StoneX Group Inc.	29,995	$299,650
Small Tuttle Capital Management, LLC	28,462	$284,335
Mid Limestone Investment Advisors LP	23,210	$231,867
Mid Arax Advisory Partners	3,000	$14,985

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)	Open
Small Context Capital Management, LLC	200,000	$0

Filter: New 5 Increased 16 Reduced 12 Sold out 1 Unchanged 24

Showing 92 of 92

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

ADAGE CAPITAL PARTNERS GP, L.L.C.

$13,486,500

8.14%

1,350,000

Linden Advisors LP

$8,991,000

5.43%

900,000

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND

$7,992,000

4.83%

800,000

TENOR CAPITAL MANAGEMENT Co., L.P.

$7,992,000

4.83%

800,000

AQR Arbitrage LLC

$7,567,804

4.57%

757,538

Alberta Investment Management Corp

$5,994,000

3.62%

600,000

ARISTEIA CAPITAL, L.L.C.

$5,994,000

3.62%

600,000

Polar Asset Management Partners Inc.

$5,994,000

3.62%

600,000

RIVERNORTH CAPITAL MANAGEMENT, LLC

$4,995,000

3.02%

500,000

Radcliffe Capital Management, L.P.

$4,995,000

3.02%

500,000

BNP PARIBAS ARBITRAGE, SA

$4,616,518

2.79%

462,114

LMR Partners LLP TWLVU

$4,612,500

2.78%

450,000

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

Manager	Shares	Value (USD)	% of position	Discretion
LMR PARTNERS (DIFC) Ltd	450,000	$4,612,500	100.0%	Sole

WOLVERINE ASSET MANAGEMENT LLC

$4,016,609

2.42%

402,063

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

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	402,063	$4,016,609	100.0%	Defined

MMCAP International Inc. SPC

$3,996,000

2.41%

400,000

PICTON MAHONEY ASSET MANAGEMENT

$3,996,000

2.41%

400,000

BlueCrest Capital Management Ltd

$3,996,000

2.41%

400,000

Magnetar Financial LLC

$3,996,000

2.41%

400,000

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS

$3,996,000

2.41%

400,000

GLAZER CAPITAL, LLC

$3,520,206

2.13%

352,373

Hudson Bay Capital Management LP

$3,496,500

2.11%

350,000

HEIGHTS CAPITAL MANAGEMENT, INC

$3,496,500

2.11%

350,000

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

Manager	Shares	Value (USD)	% of position	Discretion
CVI Investments, Inc.	350,000	$3,496,500	100.0%	Other

Periscope Capital Inc.

$3,496,500

2.11%

350,000

Shaolin Capital Management LLC

$3,288,708

1.99%

329,200

OMERS ADMINISTRATION Corp TWLVU

$3,075,000

1.86%

300,000

SONA ASSET MANAGEMENT (US) LLC

$3,006,989

1.82%

301,000

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	301,000	$3,006,989	100.0%	Other

TWO SIGMA INVESTMENTS, LP

$2,716,031

1.64%

271,875

Crossingbridge Advisors, LLC

$2,697,300

1.63%

270,000

MILLENNIUM MANAGEMENT LLC TWLVU

$2,562,500

1.55%

250,000

Schonfeld Strategic Advisors LLC

$2,500,297

1.51%

250,280

MOORE CAPITAL MANAGEMENT, LP

$2,497,500

1.51%

250,000

Karpus Management, Inc.

$2,374,772

1.43%

237,715

Wealthspring Capital LLC

$2,239,658

1.35%

224,190

Clear Street Group Inc.

$2,218,619

1.34%

222,084

Lineage Point Capital LP TWLVU

$1,537,500

0.93%

150,000

WHITEBOX ADVISORS LLC

$1,498,500

0.90%

150,000

MILLENNIUM MANAGEMENT LLC

$1,498,500

0.90%

150,000

Parallax Volatility Advisers, L.P.

$1,385,712

0.84%

138,710

Centiva Capital, LP TWLVU

$1,025,000

0.62%

100,000

JPMORGAN CHASE & CO TWLVU

$1,025,000

0.62%

100,000

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	100,000	$1,025,000	100.0%	Defined

Mint Tower Capital Management B.V.

$999,000

0.60%

100,000

Cable Car Capital, LP

$999,000

0.60%

100,000

BERKLEY W R CORP

$990,009

0.60%

99,100

BOOTHBAY FUND MANAGEMENT, LLC

$749,250

0.45%

75,000

TORONTO DOMINION BANK

$499,500

0.30%

50,000

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	50,000	$499,500	100.0%	Defined

K2 PRINCIPAL FUND, L.P.

$499,500

0.30%

50,000

Dakota Wealth Management

$477,951

0.29%

47,843

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

Manager	Shares	Value (USD)	% of position	Discretion
Karpus Management Inc.	47,843	$477,951	100.0%	Defined

ABC ARBITRAGE SA

$399,600

0.24%

40,000

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	40,000	$399,600	100.0%	Other

StoneX Group Inc.

$299,650

0.18%

29,995

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

Manager	Shares	Value (USD)	% of position	Discretion
STONEX FINANCIAL INC.	29,995	$299,650	100.0%	Defined

Tuttle Capital Management, LLC

$284,335

0.17%

28,462

HRT FINANCIAL LP TWLVU

$256,660

0.15%

25,040

Limestone Investment Advisors LP

$231,867

0.14%

23,210

Clear Street Group Inc. TWLVU

$206,476

0.12%

20,144

Virtu Financial LLC

$203,666

0.12%

20,387

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

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	20,387	$203,666	100.0%	Defined

Evercore Wealth Management, LLC

$135,963

0.08%

13,610

Arax Advisory Partners

$14,985

0.01%

1,500

UBS Group AG TWLVU

$2,050

0.00%

200

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS Securities LLC	200	$2,050	100.0%	Defined

MORGAN STANLEY

$349

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	35	$349	100.0%	Defined

TORONTO DOMINION BANK TWLVR

—

233,473

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	233,473	$0	—	Defined

Polar Asset Management Partners Inc. TWLVR

—

630,000

ARISTEIA CAPITAL, L.L.C. TWLVR

—

600,000

PICTON MAHONEY ASSET MANAGEMENT TWLVR

—

400,000

BNP PARIBAS ARBITRAGE, SA TWLVR

—

417,832

Schonfeld Strategic Advisors LLC TWLVR

—

200,000

Arax Advisory Partners TWLVR

—

1,500

RIVERNORTH CAPITAL MANAGEMENT, LLC TWLVR

—

500,000

Magnetar Financial LLC TWLVR

—

400,000

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND TWLVR

—

800,000

HIGHBRIDGE CAPITAL MANAGEMENT LLC TWLVR

—

523,301

WOLVERINE ASSET MANAGEMENT LLC TWLVR

—

48,121

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

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	48,121	$0	—	Defined

MMCAP International Inc. SPC TWLVR

—

400,000

WHITEBOX ADVISORS LLC TWLVR

—

150,000

GLAZER CAPITAL, LLC TWLVR

—

350,449

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

—

1,150,000

Radcliffe Capital Management, L.P. TWLVR

—

500,000

Cable Car Capital, LP TWLVR

—

100,000

Periscope Capital Inc. TWLVR

—

300,000

MILLENNIUM MANAGEMENT LLC TWLVR

—

150,000

TENOR CAPITAL MANAGEMENT Co., L.P. TWLVR

—

800,000

Centiva Capital, LP TWLVR

—

200,000

HEIGHTS CAPITAL MANAGEMENT, INC TWLVR

—

334,934

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

Manager	Shares	Value (USD)	% of position	Discretion
CVI Investments, Inc.	334,934	$0	—	Other

BOOTHBAY FUND MANAGEMENT, LLC TWLVR

—

75,000

K2 PRINCIPAL FUND, L.P. TWLVR

—

152,540

Parallax Volatility Advisers, L.P. TWLVR

—

141,281

AQR Arbitrage LLC TWLVR

—

797,328

Linden Advisors LP TWLVR

—

1,050,000

Verition Fund Management LLC TWLVR

—

403,068

Evercore Wealth Management, LLC TWLVR

—

13,610

Clear Street Group Inc. TWLVR

—

324,696

Mint Tower Capital Management B.V. TWLVR

—

100,000

Shaolin Capital Management LLC TWLVR

—

478,000

MOORE CAPITAL MANAGEMENT, LP TWLVR

—

250,000

Hudson Bay Capital Management LP TWLVR

—

350,000

Key facts CIK 2052243 CUSIP G9145D101 13F (30d) 30 filings 30 filers Visit website Investor relations