ARTC · Art Technology Acquisition Corp. · Holdings

$10.00 +0.00 (+0.00%) At close · Sep 11

Market Cap

$348.33M

34.83M

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: 53

Total Value: $235,983,782

Total Shares: 28,576,580

Institutional Ownership Trend

2 quarters

Holder Concentration

Across 53 13F filers · Δ vs Mar 31, 2026

Top Holder

6.7%

−0.0 pts

Top 5

32.0%

−0.0 pts

Top 10

53.0%

−1.9 pts

HHI

393

Broadly held−19

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +1

Institutional value: +1.3%

Shares held: +0.8%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mid WOLVERINE ASSET MANAGEMENT LLC	+627,649	901,558
Small CSS LLC/IL	+396,263	487,763
Mid MMCAP International Inc. SPC	+88,075	440,375
Mega MILLENNIUM MANAGEMENT LLC	+81,250	750,000
Small Radcliffe Capital Management, L.P.	+79,242	244,335

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Large Clear Street Group Inc.	−553,749	678,112
Small Shaolin Capital Management LLC	−531,864	553,136
Small METEORA CAPITAL, LLC	−381,142	868,655
Large Parallax Volatility Advisers, L.P.	−237,197	102,790
Large TORONTO DOMINION BANK	−221,507	1,062,571

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid Karpus Management, Inc.	973,200	$9,663,876
Large COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS	300,000	$2,979,000
Mid PRELUDE CAPITAL MANAGEMENT, LLC	50,000	$501,500
Small Stoic Point Capital Management LLC	50,000	$496,500
Large Alyeska Investment Group, L.P.	50,000	$496,500

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Small SkyView Investment Advisors, LLC	300,000	$2,970,000
Mid Virtu Financial LLC	26,607	$261,014
Mega CITADEL ADVISORS LLC	10,815	$106,095
Small Context Capital Management, LLC	125,000	$0

Filter: New 5 Increased 13 Reduced 13 Sold out 4 Unchanged 22

Showing 86 of 86

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

Linden Advisors LP

$15,888,000

6.73%

1,600,000

Polar Asset Management Partners Inc.

$15,326,319

6.49%

1,543,436

HIGHBRIDGE CAPITAL MANAGEMENT LLC

$14,895,000

6.31%

1,500,000

TENOR CAPITAL MANAGEMENT Co., L.P.

$14,895,000

6.31%

1,500,000

ARISTEIA CAPITAL, L.L.C.

$14,256,669

6.04%

1,435,717

AQR Arbitrage LLC

$10,382,887

4.40%

1,045,608

Mint Tower Capital Management B.V.

$9,930,000

4.21%

1,000,000

Magnetar Financial LLC

$9,930,000

4.21%

1,000,000

Karpus Management, Inc.

$9,663,876

4.10%

973,200

TORONTO DOMINION BANK ARTCU

$9,655,590

4.09%

962,671

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	962,671	$9,655,590	100.0%	Defined

WOLVERINE ASSET MANAGEMENT LLC

$8,307,169

3.52%

836,573

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

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	836,573	$8,307,169	100.0%	Defined

METEORA CAPITAL, LLC

$8,129,244

3.44%

818,655

Alberta Investment Management Corp

$7,447,500

3.16%

750,000

SONA ASSET MANAGEMENT (US) LLC

$7,447,500

3.16%

750,000

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	750,000	$7,447,500	100.0%	Other

BNP PARIBAS ARBITRAGE, SA

$6,001,453

2.54%

604,376

MILLENNIUM MANAGEMENT LLC

$5,958,000

2.52%

600,000

Periscope Capital Inc.

$5,808,057

2.46%

584,900

LMR Partners LLP ARTCU

$5,015,000

2.13%

500,000

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	500,000	$5,015,000	100.0%	Sole

CSS LLC/IL

$4,843,486

2.05%

487,763

GLAZER CAPITAL, LLC

$4,468,331

1.89%

449,983

OMERS ADMINISTRATION Corp ARTCU

$4,413,200

1.87%

440,000

TWO SIGMA INVESTMENTS, LP

$3,959,587

1.68%

398,750

Shaolin Capital Management LLC

$3,877,903

1.64%

390,524

MMCAP International Inc. SPC

$3,498,339

1.48%

352,300

Clear Street Group Inc. ARTCU

$3,256,660

1.38%

324,692

COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS

$2,979,000

1.26%

300,000

BERKLEY W R CORP

$2,461,885

1.04%

247,924

Radcliffe Capital Management, L.P.

$2,119,995

0.90%

213,494

Clear Street Group Inc.

$2,109,608

0.89%

212,448

Schonfeld Strategic Advisors LLC

$1,986,000

0.84%

200,000

PICTON MAHONEY ASSET MANAGEMENT

$1,985,960

0.84%

199,996

Hudson Bay Capital Management LP

$1,835,778

0.78%

184,872

WHITEBOX ADVISORS LLC

$1,251,835

0.53%

126,066

Parallax Volatility Advisers, L.P.

$1,020,704

0.43%

102,790

Lineage Point Capital LP ARTCU

$1,003,000

0.43%

100,000

Ghisallo Capital Management LLC

$993,000

0.42%

100,000

RLH Capital LLC

$993,000

0.42%

100,000

RIVERNORTH CAPITAL MANAGEMENT, LLC

$993,000

0.42%

100,000

Logan Stone Capital, LLC

$744,710

0.32%

74,996

First Trust Capital Management L.P.

$654,784

0.28%

65,940

GLAZER CAPITAL, LLC ARTCU

$566,845

0.24%

56,515

K2 PRINCIPAL FUND, L.P.

$539,199

0.23%

54,300

PRELUDE CAPITAL MANAGEMENT, LLC ARTCU

$501,500

0.21%

50,000

Alyeska Investment Group, L.P.

$496,500

0.21%

50,000

Bulldog Investors, LLP

$496,500

0.21%

50,000

Quarry LP

$496,500

0.21%

50,000

Warberg Asset Management LLC

$496,500

0.21%

50,000

Stoic Point Capital Management LLC

$496,500

0.21%

50,000

BOOTHBAY FUND MANAGEMENT, LLC

$465,548

0.20%

46,883

ABC ARBITRAGE SA

$347,550

0.15%

35,000

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	35,000	$347,550	100.0%	Other

Kepos Capital LP

$239,313

0.10%

24,100

Tuttle Capital Management, LLC

$213,872

0.09%

21,538

HIGHBRIDGE CAPITAL MANAGEMENT LLC ARTCW

$149,430

0.06%

403,864

LONGFELLOW INVESTMENT MANAGEMENT CO LLC ARTCU

$83,529

0.04%

8,328

OSAIC HOLDINGS, INC. ARTCU

$7,021

0.00%

700

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

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	700	$7,021	100.0%	Defined

MORGAN STANLEY

$446

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	45	$446	100.0%	Defined

MMCAP International Inc. SPC ARTCW

—

88,075

Mint Tower Capital Management B.V. ARTCW

—

250,000

Radcliffe Capital Management, L.P. ARTCW

—

30,841

PICTON MAHONEY ASSET MANAGEMENT ARTCW

—

49,999

RLH Capital LLC ARTCW

—

25,000

Magnetar Financial LLC ARTCW

—

250,000

Clear Street Group Inc. ARTCW

—

140,972

K2 PRINCIPAL FUND, L.P. ARTCW

—

338,240

Periscope Capital Inc. ARTCW

—

159,600

SONA ASSET MANAGEMENT (US) LLC ARTCW

—

187,500

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	187,500	$0	—	Other

Quarry LP ARTCW

—

12,500

Linden Advisors LP ARTCW

—

400,000

Polar Asset Management Partners Inc. ARTCW

—

381,500

WOLVERINE ASSET MANAGEMENT LLC ARTCW

—

64,985

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

Manager	Shares	Value (USD)	% of position	Discretion
Wolverine Holdings, LLC	64,985	$0	—	Defined

BNP PARIBAS ARBITRAGE, SA ARTCW

—

151,094

WHITEBOX ADVISORS LLC ARTCW

—

31,516

GLAZER CAPITAL, LLC ARTCW

—

112,097

AQR Arbitrage LLC ARTCW

—

261,402

Shaolin Capital Management LLC ARTCW

—

162,612

RIVERNORTH CAPITAL MANAGEMENT, LLC ARTCW

—

25,000

Bulldog Investors, LLP ARTCW

—

12,500

MILLENNIUM MANAGEMENT LLC ARTCW

—

150,000

Alberta Investment Management Corp ARTCW

—

187,500

Schonfeld Strategic Advisors LLC ARTCW

—

45,000

Kepos Capital LP ARTCW

—

6,025

ARISTEIA CAPITAL, L.L.C. ARTCW

—

358,927

TENOR CAPITAL MANAGEMENT Co., L.P. ARTCW

—

375,000

BOOTHBAY FUND MANAGEMENT, LLC ARTCW

—

39,848

METEORA CAPITAL, LLC ARTCW

—

50,000

TORONTO DOMINION BANK ARTCW

—

99,900

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	99,900	$0	—	Defined

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

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	26,607	$261,014	100.0%	Defined

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	10,815	$106,095	100.0%	Defined

Key facts CIK 2086545 CUSIP G0579E103 13F (30d) 31 filings 31 filers