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PPSI PIONEER PWR SOLUTIONS INC

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COMMON STOCK (common), issuer CIK 1449792

32 managers (33 13F filers) reported a position in PPSI shares at 2026-03-31, 1,019,969 shares in all. 5 filers opened a position and 7 filers sold out during the quarter.

Managers
32
13F filers
33
New
5
Added
10
Reduced
3
Sold out
7
Shares held by filers
1,019,969

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

No 13D or 13G on this security in the data. Structured 13D/G data starts 2024-12-18.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q1 2026

Filers in the available 13F reports with a share position at 2026-03-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
VANGUARD GROUP INCgroup of 2 filers holding231,729$753KnewTimeline
Spectrum Investment Advisors, Inc.137,500$447K0.22%013F-HRTimeline
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC115,381$375K<0.01%+3,15513F-HRTimelineGroup
DIMENSIONAL FUND ADVISORS LPin group DIMENSIONAL FUND ADVISORS LP77,223$251K<0.01%+5,53013F-HRTimelineGroup
Squarepoint Ops LLCin group Squarepoint Ops LLC67,558$220K<0.01%new13F-HRTimelineGroup
RENAISSANCE TECHNOLOGIES LLC64,200$209K<0.01%+29,50013F-HRTimeline
SUSQUEHANNA INTERNATIONAL GROUP, LLPin group SUSQUEHANNA INTERNATIONAL GRO…55,591$181K<0.01%+37,85813F-HRTimelineGroup
STATE STREET CORPin group STATE STREET CORP34,028$111K<0.01%013F-HRTimelineGroup
BlackRock, Inc.in group BlackRock, Inc.28,674$93.2K<0.01%013F-HRTimelineGroup
JAMES INVESTMENT RESEARCH, INC.21,786$70.8K0.01%013F-HRTimeline
NewEdge Advisors, LLC21,786$70.8K<0.01%013F-HR/ATimeline
XTX Topco Ltdin group XTX Topco Ltd21,734$70.6K<0.01%+8,08113F-HRTimelineGroup
Sage Capital Management, LLC21,000$68.2K0.03%013F-HRTimeline
Stratos Wealth Advisors, LLCin group Stratos Wealth Partners, LTD.17,300$56.2K<0.01%013F-HRTimelineGroup
Legacy Advisors, LLC16,025$52.1K0.01%013F-HRTimeline
MARSHALL WACE, LLPin group MARSHALL WACE, LLP15,454$50.2K<0.01%new13F-HRTimelineGroup
NORTHERN TRUST CORPin group NORTHERN TRUST CORP14,469$47K<0.01%-8,29913F-HRTimelineGroup
GSA CAPITAL PARTNERS LLP13,388$44K<0.01%new13F-HRTimeline
SMITH, MOORE & CO.13,000$42.2K<0.01%013F-HRTimeline
Rockefeller Capital Management L.P.in group Rockefeller Capital Managemen…10,000$32.5K<0.01%new13F-HRTimelineGroup
GROUP ONE TRADING LLC8,928$29K<0.01%+7,61113F-HRTimeline
MORGAN STANLEYin group MORGAN STANLEY7,740$25.2K<0.01%-60913F-HRTimelineGroup
Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T…1,883$6.12K<0.01%+1,50313F-HRTimelineGroup
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.1,081$3.52K<0.01%013F-HRTimelineGroup
JONES FINANCIAL COMPANIES LLLPin group JONES FINANCIAL COMPANIES LLLP1,000$3.18K<0.01%+90013F-HRTimelineGroup
ARMSTRONG ADVISORY GROUP, INC400$1.3K<0.01%013F-HRTimeline
SIMPLEX TRADING, LLC350$1.14K<0.01%-80813F-HRTimeline
NATIONAL BANK OF CANADA /FI/in group NATIONAL BANK OF CANADA /FI/300$972<0.01%013F-HRTimelineGroup
Clarity Asset Management, Inc.250$813<0.01%new13F-HRTimeline
SBI Securities Co., Ltd.161$523<0.01%+213F-HRTimeline
WELLS FARGO & COMPANY/MNin group WELLS FARGO & COMPANY/MN48$157<0.01%013F-HR/ATimelineGroup
ROYAL BANK OF CANADAin group ROYAL BANK OF CANADA2$00%+113F-HRTimelineGroupValue filed as zero, left out of ratios.