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Who

William S. Waldheim

Director

Company insider

Files Form 4 as: Director, USA Compression Partners, LP; Director, Enbridge Energy Partners LP; President, DCP Midstream Partners, LP.

Every Form 4 they filed

In numbers

Trades disclosed
16
Buys
1
Sells
0
Bought
$84K
Sold
$0
Companies
3
Companies where not an officer
2
First trade
26 Sep 2012
Last trade
2 Jan 2026
Last filed
6 Jan 2026

Companies traded

Where they are an officer
DCP Midstream Partners, LPDirector, Officer · last 13 Feb 20141 buy · 0 sells
Everywhere else they filed: board seats, 10% stakes, other companies
USA Compression Partners, LPDirector · Midstream & Pipelines · last 2 Jan 20260 buys · 0 sells
Enbridge Energy Partners LPDirector · last 20 Dec 20180 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
101Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
2 Jan 2026filed 6 Jan 2026USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—4,338 at $0.00filing
2 Jan 2026filed 6 Jan 2026USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—4,338 at $0.00filing
2 Jan 2025filed 6 Jan 2025USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—4,494 at $0.00filing
2 Jan 2024filed 4 Jan 2024USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—4,128 at $0.00filing
3 Jan 2023filed 5 Jan 2023USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—5,227 at $0.00filing
3 Jan 2022filed 5 Jan 2022USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—5,885 at $0.00filing
4 Jan 2021filed 6 Jan 2021USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—7,547 at $0.00filing
2 Jan 2020filed 6 Jan 2020USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—5,564 at $0.00filing
16 Jan 2019filed 17 Jan 2019USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—7,575 at $0.00filing
20 Dec 2018filed 20 Dec 2018Enbridge Energy Partners LPSEC FORM 4 Code D—6,000filing
30 Jul 2018filed 1 Aug 2018USAC USA Compression Partners, LPMidstream & PipelinesSEC FORM 4 Code A—8,695 at $0.00filing
13 Feb 2014filed 18 Feb 2014DCP Midstream Partners, LPoption or derivativeSEC FORM 4 Code A$129K2,640 at $49.00filing
22 May 2013filed 23 May 2013DCP Midstream Partners, LPSEC FORM 4 Code G—50 at $0.00filing
4 Mar 2013filed 5 Mar 2013DCP Midstream Partners, LPSEC FORM 4 Bought$84K2,000 at $42.19filing
14 Feb 2013filed 19 Feb 2013DCP Midstream Partners, LPoption or derivativeSEC FORM 4 Code A$125K2,690 at $46.39filing
26 Sep 2012filed 27 Sep 2012DCP Midstream Partners, LPSEC FORM 4 Code G—1,098 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Not placed1

Buys in green, sells in red, by the company’s sector.

Related people

Nobody else traded the same names lately.