BAK · Braskem SA

$1.95 -0.12 (-5.80%) At close · Aug 14

Market Cap

$777.04M

398.48M

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: 63

Total Value: $45,601,410

Total Shares: 18,689,116

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 63 13F filers · Δ vs Mar 31, 2026

Top Holder

43.0%

+32.3 pts

Top 5

72.9%

+31.5 pts

Top 10

88.3%

+16.0 pts

HHI

2,154

Moderately concentrated+1,552

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: -1

Institutional value: +70.5%

Shares held: +155.7%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Large MARSHALL WACE, LLP	+1,338,983	2,019,382
Large Point72 Asset Management, L.P.	+1,182,683	1,233,885
Mega JANE STREET GROUP, LLC	+301,479	820,304
Mega UBS Group AG	+300,780	760,743
Mega MILLENNIUM MANAGEMENT LLC	+150,636	163,695

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mega MORGAN STANLEY	−449,147	38,057
Mid Virtu Financial LLC	−120,227	15,453
Mega BlackRock, Inc.	−37,977	248,212
Mid XTX Topco Ltd	−25,440	216,916
Mega CITIGROUP INC	−12,149	37

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Mid 140 Summer Partners LP	8,030,124	$19,593,502
Mega BARCLAYS PLC	1,519,411	$3,707,362
Large Marex Group plc	300,000	$732,000
Mega D. E. Shaw & Co., Inc.	78,880	$192,467
Small RAMSEY QUANTITATIVE SYSTEMS	63,373	$154,630

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Small Brooklands Fund Management Ltd	550,000	$2,013,000
Small LONESTAR CAPITAL MANAGEMENT LLC	500,000	$1,830,000
Small Old West Investment Management, LLC	140,593	$514,570
Mid Jump Financial, LLC	133,800	$489,708
Mega BANK OF AMERICA CORP /DE/	50,000	$183,000

Filter: New 16 Increased 17 Reduced 16 Sold out 17 Unchanged 14

Showing 63 of 63

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

140 Summer Partners LP

$19,593,502

42.97%

8,030,124

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

Manager	Shares	Value (USD)	% of position	Discretion
140 Summer Partners Master Fund LP	8,030,124	$19,593,502	100.0%	Defined

MARSHALL WACE, LLP

$4,927,291

10.81%

2,019,382

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

Manager	Shares	Value (USD)	% of position	Discretion
Marshall Wace North America L.P. joint	2,019,382	$4,927,291	100.0%	Other

BARCLAYS PLC

$3,707,362

8.13%

1,519,411

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

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS CAPITAL INC.	1,519,411	$3,707,362	100.0%	Defined

Point72 Asset Management, L.P.

$3,010,679

6.60%

1,233,885

LPL Financial LLC

$2,005,623

4.40%

821,977

JANE STREET GROUP, LLC

$2,001,540

4.39%

820,304

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

Manager	Shares	Value (USD)	% of position	Discretion
Jane Street Capital, LLC	303,152	$739,690	37.0%	Defined
Jane Street Global Trading, LLC	517,152	$1,261,850	63.0%	Defined

UBS Group AG

$1,856,211

4.07%

760,743

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS Financial Services Inc	71,942	$175,538	9.5%	Defined
UBS AG	599,889	$1,463,729	78.9%	Defined
UBS Switzerland AG	43,170	$105,334	5.7%	Defined
UBS Securities LLC	45,742	$111,610	6.0%	Defined

X-Square Capital, LLC

$1,222,196

2.68%

500,900

VANGUARD CAPITAL MANAGEMENT LLC

$1,185,056

2.60%

485,679

STATE STREET CORP

$779,345

1.71%

319,404

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

Manager	Shares	Value (USD)	% of position	Discretion
SSGA FUNDS MANAGEMENT, INC.	319,404	$779,345	100.0%	Defined

Marex Group plc

$732,000

1.61%

300,000

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

Manager	Shares	Value (USD)	% of position	Discretion
Marex Financial	300,000	$732,000	100.0%	Defined

BlackRock, Inc.

$605,636

1.33%

248,212

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

Manager	Shares	Value (USD)	% of position	Discretion
Aperio Group, LLC	248,181	$605,561	100.0%	Sole
SpiderRock Advisors, LLC	31	$75	0.0%	Sole

XTX Topco Ltd

$529,275

1.16%

216,916

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

Manager	Shares	Value (USD)	% of position	Discretion
XTX EXECUTION SERVICES LLC joint	216,916	$529,275	100.0%	Defined

TWO SIGMA INVESTMENTS, LP

$509,635

1.12%

208,867

MILLENNIUM MANAGEMENT LLC

$399,415

0.88%

163,695

ION Fund Management Ltd

$290,360

0.64%

119,000

AMERICAN CENTURY COMPANIES INC

$278,887

0.61%

114,298

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

Manager	Shares	Value (USD)	% of position	Discretion
AMERICAN CENTURY INVESTMENT MANAGEMENT INC	114,298	$278,887	100.0%	Defined

D. E. Shaw & Co., Inc.

$192,467

0.42%

78,880

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.	78,880	$192,467	100.0%	Defined

Engineers Gate Manager LP

$166,403

0.36%

68,198

RAMSEY QUANTITATIVE SYSTEMS

$154,630

0.34%

63,373

HM PAYSON & CO

$147,412

0.32%

60,415

SmartHarvest Portfolios, LLC

$127,265

0.28%

52,158

GOLDMAN SACHS GROUP INC

$124,169

0.27%

50,889

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

Manager	Shares	Value (USD)	% of position	Discretion
GOLDMAN SACHS & CO. LLC	50,889	$124,169	100.0%	Defined

Jain Global LLC

$102,902

0.23%

42,173

Creative Planning

$96,284

0.21%

39,461

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

Manager	Shares	Value (USD)	% of position	Discretion
CREATIVE PLANNING TRUST Co LLC	10,616	$25,903	26.9%	Defined
Held directly	28,845	$70,381	73.1%	Sole

Ballentine Partners, LLC

$94,823

0.21%

38,862

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

Manager	Shares	Value (USD)	% of position	Discretion
Aperio Group, LLC	38,862	$94,823	100.0%	Other

MORGAN STANLEY

$92,857

0.20%

38,057

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

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY & CO. LLC	3	$7	0.0%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	6,039	$14,735	15.9%	Defined
MORGAN STANLEY SMITH BARNEY LLC	30,927	$75,461	81.3%	Defined
Morgan Stanley Bank, N.A.	535	$1,305	1.4%	Defined
PARAMETRIC PORTFOLIO ASSOCIATES LLC	553	$1,349	1.5%	Defined

CITADEL ADVISORS LLC

$89,494

0.20%

36,678

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	36,678	$89,494	100.0%	Defined

VAN ECK ASSOCIATES CORP

$80,524

0.18%

33,002

Capital Wealth Planning, LLC

$73,200

0.16%

30,000

Centiva Capital, LP

$70,003

0.15%

28,690

Vanguard Personalized Indexing Management, LLC

$37,910

0.08%

15,537

Virtu Financial LLC

$37,705

0.08%

15,453

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

Manager	Shares	Value (USD)	% of position	Discretion
Virtu Americas LLC	15,453	$37,705	100.0%	Defined

J. Safra Sarasin Holding AG

$36,844

0.08%

15,100

VANGUARD FIDUCIARY TRUST CO

$34,711

0.08%

14,226

Cetera Investment Advisers

$34,221

0.08%

14,025

HighTower Advisors, LLC

$33,913

0.07%

13,899

SIGNATUREFD, LLC

$28,272

0.06%

11,587

Caitong International Asset Management Co., Ltd

$18,656

0.04%

7,646

SBI Securities Co., Ltd.

$12,419

0.03%

5,090

GAMMA Investing LLC

$10,462

0.02%

4,288

RHUMBLINE ADVISERS

$9,506

0.02%

3,896

MERCER GLOBAL ADVISORS INC /ADV

$8,759

0.02%

3,590

JPMORGAN CHASE & CO

$8,449

0.02%

3,463

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

Manager	Shares	Value (USD)	% of position	Discretion
JPMorgan Chase Bank, N.A.	3,463	$8,449	100.0%	Defined

Steward Partners Investment Advisory, LLC

$8,442

0.02%

3,460

Mirae Asset Global Investments Co., Ltd.

$6,075

0.01%

2,490

WELLS FARGO & COMPANY/MN

$5,919

0.01%

2,426

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

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO CLEARING SERVICES, LLC	2,426	$5,919	100.0%	Defined

BNP PARIBAS ARBITRAGE, SA

$5,846

0.01%

2,396

Parallel Advisors, LLC

$5,746

0.01%

2,355

Allworth Financial LP

$2,854

0.01%

1,170

Farther Finance Advisors, LLC

$2,666

0.01%

1,093

Integrated Wealth Concepts LLC

$1,344

0.00%

551

WealthCollab, LLC

$1,339

0.00%

549

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

Manager	Shares	Value (USD)	% of position	Discretion
Manager 1	549	$1,339	100.0%	Defined

JFS WEALTH ADVISORS, LLC

$1,305

0.00%

535

Cornerstone Financial Management LLC

$409

0.00%

168

Physician Wealth Advisors, Inc.

$407

0.00%

167

GROUP ONE TRADING LLC

$202

0.00%

US BANCORP \DE\

$165

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
US BANK NATIONAL ASSOCIATION	68	$165	100.0%	Defined

LRI Investments, LLC

$161

0.00%

CITIGROUP INC

$90

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
Citigroup Financial Products Inc. joint	37	$90	100.0%	Defined

Eurizon Capital SGR S.p.A.

$85

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
Intesa Sanpaolo S.p.A.	35	$85	100.0%	Other

OSAIC HOLDINGS, INC.

$68

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	28	$68	100.0%	Defined

NATIONAL BANK OF CANADA /FI/

$14

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
National Bank Financial Inc.	6	$14	100.0%	Defined

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

Manager	Shares	Value (USD)	% of position	Discretion
Jump Trading Holdings, LLC joint	900	$3,294	0.7%	Defined
Leap GP LLC joint	132,900	$486,414	99.3%	Defined

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

Manager	Shares	Value (USD)	% of position	Discretion
MERRILL LYNCH, PIERCE, FENNER & SMITH INC.	50,000	$183,000	100.0%	Defined

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

Manager	Shares	Value (USD)	% of position	Discretion
Aperio Group, LLC	11,812	$43,231	100.0%	Other

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

Manager	Shares	Value (USD)	% of position	Discretion
Tower Research Capital Investments LLC	175	$640	100.0%	Other

Key facts CIK 1071438 CUSIP 105532105 13F (30d) 61 filings 60 filers Visit website