PPSI · Pioneer Power Solutions, Inc. · Holdings

$3.31 -0.07 (-2.07%)

Market Cap

$36.63M

11.10M

Volume · Oct 2 171.51K Avg daily vol (3M) 94.4K

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 →

Some SEC filings for this period have not finished importing. Holder totals and changes may be incomplete; these filings remain queued for recovery.

Quarter:

Holders: 36

Total Value: $6,860,583

Total Shares: 1,741,269

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 36 13F filers · Δ vs Mar 31, 2026

Top Holder

11.5%

−7.4 pts

Top 5

45.2%

−12.1 pts

Top 10

75.5%

−2.8 pts

HHI

665

Broadly held−223

Quarterly Activity

vs Mar 31, 2026

New

Increased

Decreased

Sold Out

Unchanged

Holder count: +2

Institutional value: +103.7%

Shares held: +68.0%

Top Buyers

vs Mar 31, 2026

Institution	Added	Now Holds
Mega CITADEL ADVISORS LLC	+102,194	118,594
Large RENAISSANCE TECHNOLOGIES LLC	+62,288	126,488
Mega SUSQUEHANNA INTERNATIONAL GROUP, LLP	+42,178	97,769
Mega BlackRock, Inc.	+31,300	59,974
Mega VANGUARD FIDUCIARY TRUST CO	+12,639	48,231

Top Sellers

vs Mar 31, 2026

Institution	Sold	Now Holds
Mid Tower Research Capital LLC (TRC)	−1,663	220
Mega VANGUARD CAPITAL MANAGEMENT LLC	−349	195,788
Large OSAIC HOLDINGS, INC.	−5	1,076
Mid SBI Securities Co., Ltd.	−3	158

Top New Positions

vs Mar 31, 2026

Institution	Acquired	Value (USD)
Large PEAK6 LLC	200,000	$788,000
Large ACADIAN ASSET MANAGEMENT LLC	127,977	$504,229
Mega JANE STREET GROUP, LLC	114,403	$450,747
Large HRT FINANCIAL LP	64,889	$255,662
Mega UBS Group AG	12,523	$49,340

Top Sold-Out Positions

vs Mar 31, 2026

Institution	Previously Held	Last Value (USD)
Large Squarepoint Ops LLC	67,558	$219,563
Mega MARSHALL WACE, LLP	15,454	$50,224
Mid GSA CAPITAL PARTNERS LLP	13,388	$43,511
Mid GROUP ONE TRADING LLC	8,928	$29,016
Mid ARMSTRONG ADVISORY GROUP, INC	400	$1,300

Filter: New 9 Increased 11 Reduced 4 Sold out 7 Unchanged 12

Showing 38 of 38

All Common Calls Puts

Compact Export CSV

Holder

Value (USD)

% of 13F

PEAK6 LLC

$788,000

11.49%

200,000

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

Manager	Shares	Value (USD)	% of position	Discretion
PEAK6 Investments LLC joint	200,000	$788,000	100.0%	Defined

VANGUARD CAPITAL MANAGEMENT LLC

$771,404

11.24%

195,788

Spectrum Investment Advisors, Inc.

$541,750

7.90%

137,500

ACADIAN ASSET MANAGEMENT LLC

$504,229

7.35%

127,977

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

Manager	Shares	Value (USD)	% of position	Discretion
Acadian Inc	127,977	$504,229	100.0%	Defined

RENAISSANCE TECHNOLOGIES LLC

$498,362

7.26%

126,488

GEODE CAPITAL MANAGEMENT, LLC

$459,525

6.70%

116,631

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	17,909	$70,561	15.4%	Defined
Held directly	98,722	$388,964	84.6%	Defined

JANE STREET GROUP, LLC

$450,747

6.57%

114,403

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	87,578	$345,057	76.6%	Defined
Jane Street Global Trading, LLC	26,825	$105,690	23.4%	Defined

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$316,653

4.62%

80,369

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

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	60,303	$237,593	75.0%	Other
G1 EXECUTION SERVICES, LLC	20,066	$79,060	25.0%	Other

DIMENSIONAL FUND ADVISORS LP

$315,562

4.60%

80,092

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

Manager	Shares	Value (USD)	% of position	Discretion
Dimensional Ireland Ltd	5,033	$19,830	6.3%	Defined
Held directly	75,059	$295,732	93.7%	Sole

CITADEL ADVISORS LLC

$278,928

4.07%

70,794

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	58,300	$229,702	82.4%	Defined
Held directly	12,494	$49,226	17.6%	Defined

HRT FINANCIAL LP

$255,662

3.73%

64,889

BlackRock, Inc.

$236,296

3.44%

59,974

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

Manager	Shares	Value (USD)	% of position	Discretion
BlackRock Investment Management, LLC	1,939	$7,639	3.2%	Sole
BlackRock Fund Advisors	29,361	$115,682	49.0%	Sole
BlackRock Institutional Trust Company, N.A.	28,674	$112,975	47.8%	Sole

VANGUARD FIDUCIARY TRUST CO

$190,030

2.77%

48,231

CITADEL ADVISORS LLC

$188,332

2.75%

47,800

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	47,800	$188,332	100.0%	Defined

STATE STREET CORP

$134,070

1.95%

34,028

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	34,028	$134,070	100.0%	Defined

XTX Topco Ltd

$108,082

1.58%

27,432

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	27,432	$108,082	100.0%	Defined

JAMES INVESTMENT RESEARCH, INC.

$85,836

1.25%

21,786

NewEdge Advisors, LLC

$85,836

1.25%

21,786

Sage Capital Management, LLC

$82,740

1.21%

21,000

NORTHERN TRUST CORP

$82,637

1.20%

20,974

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	20,974	$82,637	100.0%	Defined

Stratos Wealth Advisors, LLC

$81,952

1.19%

20,800

SUSQUEHANNA INTERNATIONAL GROUP, LLP

$68,556

1.00%

17,400

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

Manager	Shares	Value (USD)	% of position	Discretion
SUSQUEHANNA SECURITIES, LLC	17,400	$68,556	100.0%	Other

Legacy Advisors, LLC

$63,138

0.92%

16,025

SMITH, MOORE & CO.

$51,220

0.75%

13,000

SIMPLEX TRADING, LLC

$50,238

0.73%

12,751

UBS Group AG

$49,340

0.72%

12,523

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

Manager	Shares	Value (USD)	% of position	Discretion
UBS AG	1,210	$4,767	9.7%	Defined
UBS Securities LLC	11,313	$44,573	90.3%	Defined

Rockefeller Capital Management L.P.

$39,400

0.57%

10,000

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

Manager	Shares	Value (USD)	% of position	Discretion
ROCKEFELLER FINANCIAL LLC	10,000	$39,400	100.0%	Defined

Pekin Hardy Strauss, Inc.

$39,400

0.57%

10,000

MORGAN STANLEY

$30,495

0.44%

7,740

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

Manager	Shares	Value (USD)	% of position	Discretion
MORGAN STANLEY SMITH BARNEY LLC	7,740	$30,495	100.0%	Defined

OSAIC HOLDINGS, INC.

$4,239

0.06%

1,076

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

Manager	Shares	Value (USD)	% of position	Discretion
OSAIC WEALTH, INC.	1,076	$4,239	100.0%	Defined

JONES FINANCIAL COMPANIES LLLP

$3,940

0.06%

1,000

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

Manager	Shares	Value (USD)	% of position	Discretion
Edward D. Jones & Co., L.P.	1,000	$3,940	100.0%	Sole

NATIONAL BANK OF CANADA /FI/

$1,182

0.02%

300

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.	300	$1,182	100.0%	Defined

Global Retirement Partners, LLC

$996

0.01%

253

Tower Research Capital LLC (TRC)

$866

0.01%

220

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)	220	$866	100.0%	Defined

SBI Securities Co., Ltd.

$622

0.01%

158

WELLS FARGO & COMPANY/MN

$189

0.00%

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	48	$189	100.0%	Defined

Caitong International Asset Management Co., Ltd

$118

0.00%

Strive Financial Group ,LLC

$11

0.00%

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

Manager	Shares	Value (USD)	% of position	Discretion
Squarepoint Capital LLP	67,558	$219,563	100.0%	Defined

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	15,454	$50,224	100.0%	Other

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

Manager	Shares	Value (USD)	% of position	Discretion
RBC Capital Markets, LLC	2	$6	100.0%	Defined

Key facts CIK 1449792 CUSIP 723836300 13F (30d) 2 filings 2 filers Visit website Investor relations