SHIM · Shimmick Corp

$3.77 +0.09 (+2.45%) At close · Sep 4

Market Cap

$152.12M

41.34M

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: 52

Total Value: $26,469,215

Total Shares: 5,791,957

Institutional Ownership Trend

11 quarters

Holder Concentration

Across 52 13F filers · Δ vs Mar 31, 2026

Top Holder

16.5%

−17.6 pts

Top 5

58.8%

−19.2 pts

Top 10

80.7%

−12.6 pts

HHI

854

Broadly held−974

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +29

Institutional value: +224.5%

Shares held: +160.6%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Small 1492 Capital Management LLC	+454,066	603,878
Mega VANGUARD CAPITAL MANAGEMENT LLC	+222,682	283,891
Mega BlackRock, Inc.	+218,073	229,424
Small Pacific Ridge Capital Partners, LLC	+102,662	542,440
Large RENAISSANCE TECHNOLOGIES LLC	+89,855	125,555

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Small SANDERS MORRIS HARRIS LLC	−390,097	368,300
Small THOMPSON DAVIS & CO., INC.	−21,500	104,000
Large SEI INVESTMENTS CO	−16,269	230,547
Mid Informed Momentum Co LLC	−5,472	132,978
Mid GSA CAPITAL PARTNERS LLP	−5,085	11,589

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Small CANNELL CAPITAL LLC	957,605	$4,376,254
Small GRATIA CAPITAL, LLC	726,936	$3,322,097
Small MYDA Advisors LLC	575,000	$2,627,750
Large Walleye Capital LLC	126,392	$577,611
Large MARSHALL WACE, LLP	77,293	$353,228

Top Sold-Out Positions

vs Mar 31, 2026

No fully closed positions this quarter.

Filter: New 29 Increased 15 Reduced 7 Sold out 0 Unchanged 1

Showing 52 of 52

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

CANNELL CAPITAL LLC

$4,376,254

16.53%

957,605

GRATIA CAPITAL, LLC

$3,322,097

12.55%

726,936

1492 Capital Management LLC

$2,759,722

10.43%

603,878

MYDA Advisors LLC

$2,627,750

9.93%

575,000

Pacific Ridge Capital Partners, LLC

$2,478,950

9.37%

542,440

SANDERS MORRIS HARRIS LLC

$1,683,131

6.36%

368,300

VANGUARD CAPITAL MANAGEMENT LLC

$1,297,381

4.90%

283,891

SEI INVESTMENTS CO

$1,053,599

3.98%

230,547

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

Manager	Shares	Value (USD)	% of position	Discretion
SEI TRUST CO	230,547	$1,053,599	100.0%	Sole

BlackRock, Inc.

$1,048,466

3.96%

229,424

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

Manager	Shares	Value (USD)	% of position	Discretion
BLACKROCK FINANCIAL MANAGEMENT INC/DE	569	$2,600	0.2%	Sole
BlackRock Investment Management, LLC	1,159	$5,296	0.5%	Sole
BlackRock Fund Advisors	210,879	$963,717	91.9%	Sole
BlackRock Institutional Trust Company, N.A.	16,817	$76,853	7.3%	Sole

GEODE CAPITAL MANAGEMENT, LLC

$713,431

2.70%

156,112

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

Manager	Shares	Value (USD)	% of position	Discretion
GEODE CAPITAL MANAGEMENT TRUST COMPANY, LLC	20,865	$95,353	13.4%	Defined
Held directly	135,247	$618,078	86.6%	Defined

Informed Momentum Co LLC

$607,709

2.30%

132,978

Walleye Capital LLC

$577,611

2.18%

126,392

RENAISSANCE TECHNOLOGIES LLC

$573,786

2.17%

125,555

THOMPSON DAVIS & CO., INC.

$475,280

1.80%

104,000

MARSHALL WACE, LLP

$353,228

1.33%

77,293

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	77,293	$353,228	100.0%	Other

Integrated Quantitative Investments LLC

$231,593

0.87%

50,677

Avanza Fonder AB

$193,831

0.73%

42,414

VANGUARD FIDUCIARY TRUST CO

$172,435

0.65%

37,732

NORTHERN TRUST CORP

$167,444

0.63%

36,640

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

Manager	Shares	Value (USD)	% of position	Discretion
NORTHERN TRUST CO joint	35,274	$161,202	96.3%	Defined
DWS INVESTMENT MANAGEMENT AMERICAS, INC joint	1,366	$6,242	3.7%	Other

JANE STREET GROUP, LLC

$163,162

0.62%

35,703

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	35,703	$163,162	100.0%	Defined

VANGUARD PORTFOLIO MANAGEMENT LLC

$159,355

0.60%

34,870

XTX Topco Ltd

$158,071

0.60%

34,589

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	34,589	$158,071	100.0%	Defined

STATE STREET CORP

$154,009

0.58%

33,700

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

Manager	Shares	Value (USD)	% of position	Discretion
STATE STREET GLOBAL ADVISORS TRUST COMPANY	33,700	$154,009	100.0%	Defined

BANK OF AMERICA CORP /DE/

$134,778

0.51%

29,492

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

Manager	Shares	Value (USD)	% of position	Discretion
BANK OF AMERICA NA	29,492	$134,778	100.0%	Defined

Centiva Capital, LP

$118,079

0.45%

25,838

NEW YORK STATE COMMON RETIREMENT FUND

$112,422

0.42%

24,600

CITADEL ADVISORS LLC

$111,768

0.42%

24,457

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	22,516	$102,898	92.1%	Defined
Held directly	1,941	$8,870	7.9%	Defined

ACADIAN ASSET MANAGEMENT LLC

$91,034

0.34%

19,920

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

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	19,920	$91,034	100.0%	Defined

UBS Group AG

$70,560

0.27%

15,440

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS AG	15,440	$70,560	100.0%	Defined

AXQ CAPITAL, LP

$68,828

0.26%

15,061

MILLENNIUM MANAGEMENT LLC

$61,946

0.23%

13,555

CHARLES SCHWAB INVESTMENT MANAGEMENT INC

$58,029

0.22%

12,698

GSA CAPITAL PARTNERS LLP

$52,961

0.20%

11,589

Bank of New York Mellon Corp

$47,399

0.18%

10,372

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

Manager	Shares	Value (USD)	% of position	Discretion
The Bank of New York Mellon	10,371	$47,395	100.0%	Defined
Held directly	1	$4	0.0%	Defined

CHOREO, LLC

$46,943

0.18%

10,272

Ancora Advisors LLC

$21,707

0.08%

4,750

WELLS FARGO & COMPANY/MN

$21,305

0.08%

4,662

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

Manager	Shares	Value (USD)	% of position	Discretion
WELLS FARGO BANK N A	4,662	$21,305	100.0%	Defined

RHUMBLINE ADVISERS

$18,407

0.07%

4,028

Morse Asset Management, Inc

$14,624

0.06%

3,200

CITIGROUP INC

$11,246

0.04%

2,461

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	2,461	$11,246	100.0%	Defined

MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.

$10,808

0.04%

2,365

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

Manager	Shares	Value (USD)	% of position	Discretion
Global X Management CO LLC joint	2,365	$10,808	100.0%	Defined

JPMORGAN CHASE & CO

$9,729

0.04%

2,129

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.	2,129	$9,729	100.0%	Defined

BARCLAYS PLC

$9,130

0.03%

1,998

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

Manager	Shares	Value (USD)	% of position	Discretion
BARCLAYS BANK PLC	1,380	$6,306	69.1%	Defined
BARCLAYS CAPITAL INC.	618	$2,824	30.9%	Defined

MORGAN STANLEY

$8,335

0.03%

1,824

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	1,362	$6,224	74.7%	Defined
MORGAN STANLEY CAPITAL SERVICES, LLC	462	$2,111	25.3%	Defined

BNP PARIBAS ARBITRAGE, SA

$8,299

0.03%

1,816

Tower Research Capital LLC (TRC)

$5,653

0.02%

1,237

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

Manager	Shares	Value (USD)	% of position	Discretion
Latour Trading LLC (Latour)	1,237	$5,653	100.0%	Defined

Ameritas Investment Partners, Inc.

$2,129

0.01%

466

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

Manager	Shares	Value (USD)	% of position	Discretion
EATON VANCE MANAGEMENT	466	$2,129	100.0%	Other

OSAIC HOLDINGS, INC.

$1,919

0.01%

420

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

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	420	$1,919	100.0%	Defined

Russell Investments Group, Ltd.

$1,869

0.01%

409

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

Manager	Shares	Value (USD)	% of position	Discretion
Russell Investment Management, LLC	409	$1,869	100.0%	Defined

ROYAL BANK OF CANADA

$882

0.00%

193

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

Manager	Shares	Value (USD)	% of position	Discretion
RBC CMA LTD.	193	$882	100.0%	Defined

Sterling Capital Management LLC

$109

0.00%

FMR LLC

$22

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
Fidelity Management & Research Co LLC	5	$22	100.0%	Defined

Key facts CIK 1887944 CUSIP 82455M109 13F (30d) 44 filings 44 filers Visit website Investor relations