Walker Jerome T.

Insider CIK 1453436 · DRC VP and Gen. Manager, NAO-APO · MFRI Director

Track record PRO

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Track record

See how this insider's past purchases performed 30 and 90 days later, and a conviction score on each buy.

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Trades across companies

Ticker	Code	Trade	Filed	Shares	Price	Value	Owned after
PPIH Perma-Pipe International H	S Sale	2024-10-01	2024-10-03	351	$12.76	$4.5K	41,460	SEC↗
PPIH Perma-Pipe International H	S Sale	2024-10-01	2024-10-03	600	$12.76	$7.7K	40,860	SEC↗
PPIH Perma-Pipe International H	S Sale	2024-10-01	2024-10-03	500	$12.75	$6.4K	40,360	SEC↗
PPIH Perma-Pipe International H	A Award	2024-07-25	2024-07-29	9,644	—	$0	41,811	SEC↗
PPIH Perma-Pipe International H	P Buy	2023-10-06	2023-10-10	1,500	$7.50	$11.3K	32,167	SEC↗
PPIH Perma-Pipe International H	P Buy	2023-09-26	2023-09-28	1,200	$7.90	$9.5K	30,667	SEC↗
PPIH Perma-Pipe International H	A Award	2023-06-22	2023-06-27	8,293	—	$0	29,467	SEC↗
PPIH Perma-Pipe International H	S Sale	2022-11-16	2022-11-17	1,343	$9.30	$12.5K	21,174	SEC↗
PPIH	S Sale	2022-08-17	2022-08-18	1,343	$8.99	$12.1K	22,517	SEC↗
PPIH Perma-Pipe International H	A Award	2022-06-22	2022-06-24	7,755	—	$0	23,860	SEC↗
PPIH Perma-Pipe International H	S Sale	2021-11-17	2021-11-19	1,532	$8.30	$12.7K	16,105	SEC↗
PPIH Perma-Pipe International H	S Sale	2021-08-18	2021-08-19	1,532	$6.63	$10.2K	17,637	SEC↗
PPIH Perma-Pipe International H	A Award	2021-06-14	2021-06-15	8,956	—	$0	19,169	SEC↗
PPIH Perma-Pipe International H	A Award	2020-06-11	2020-06-15	10,213	—	$0	10,213	SEC↗
PPIH Perma-Pipe International H	A Award deriv	2019-06-20	2019-06-28	5,501	—	$0	29,921	SEC↗
PPIH Perma-Pipe International H	A Award deriv	2018-06-14	2018-06-18	5,107	—	$0	24,420	SEC↗
PPIH Perma-Pipe International H	A Award deriv	2017-06-22	2018-06-18	5,000	—	$0	19,313	SEC↗
PPIH Perma-Pipe International H	A Award deriv	2017-06-22	2017-06-26	5,000	—	$0	0	SEC↗
MFRI MFRI INC	A Award deriv	2016-06-28	2016-06-29	5,625	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer deriv	2015-06-30	2015-07-02	17,604	$85.20	$1.50M	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer deriv	2015-06-30	2015-07-02	29,697	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer deriv	2015-06-30	2015-07-02	19,269	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer deriv	2015-06-30	2015-07-02	9,804	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer deriv	2015-06-30	2015-07-02	12,287	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer deriv	2015-06-30	2015-07-02	9,877	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer deriv	2015-06-30	2015-07-02	6,888	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer	2015-06-30	2015-07-02	7,556	$85.20	$643.8K	0	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2015-06-30	2015-07-02	2,118	—	$0	2,118	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer	2015-06-30	2015-07-02	2,118	$85.20	$180.5K	0	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2015-06-30	2015-07-02	7,556	—	$0	7,556	SEC↗
DRC Dresser-Rand Group Inc.	D To issuer	2015-06-30	2015-07-02	36,275	$85.20	$3.09M	0	SEC↗
MFRI MFRI INC	A Award deriv	2015-06-18	2015-06-23	6,271	$6.38	$40.0K	0	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2015-02-15	2015-02-18	1,643	—	$0	3,286	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2015-02-15	2015-02-18	1,990	—	$0	1,990	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2015-02-15	2015-02-18	1,773	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2015-02-15	2015-02-18	12,328	—	$0	12,328	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2015-02-15	2015-02-18	1,990	—	$0	29,924	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2015-02-15	2015-02-18	1,643	—	$0	31,023	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2015-02-15	2015-02-18	450	$81.21	$36.5K	30,573	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2015-02-15	2015-02-18	2,193	—	$0	32,766	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2015-02-15	2015-02-18	1,773	—	$0	28,456	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2015-02-15	2015-02-18	522	$81.21	$42.4K	27,934	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2015-02-15	2015-02-18	544	$81.21	$44.2K	29,380	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2015-02-15	2015-02-18	1,034	$81.21	$84.0K	36,275	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2015-02-15	2015-02-18	3,778	—	$0	37,309	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2015-02-15	2015-02-18	580	$81.21	$47.1K	33,531	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2015-02-15	2015-02-18	2,118	—	$0	34,111	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2015-02-15	2015-02-18	773	$81.21	$62.8K	31,993	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2014-02-15	2014-02-19	1,772	—	$0	1,773	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2014-02-15	2014-02-19	1,990	—	$0	3,980	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2014-02-15	2014-02-19	4,929	—	$0	4,929	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2014-02-15	2014-02-19	1,301	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2014-02-15	2014-02-19	19,269	—	$0	19,269	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2014-02-15	2014-02-19	545	$58.70	$32.0K	25,818	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2014-02-15	2014-02-19	419	$58.70	$24.6K	23,074	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2014-02-15	2014-02-19	1,772	—	$0	24,846	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2014-02-15	2014-02-19	473	$58.70	$27.8K	24,373	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2014-02-15	2014-02-19	1,301	—	$0	23,493	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2014-02-15	2014-02-19	326	$58.70	$19.1K	26,683	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2014-02-15	2014-02-19	1,191	—	$0	27,009	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2014-02-15	2014-02-19	1,990	—	$0	26,363	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2013-03-15	2013-03-18	3,946	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-03-15	2013-03-18	1,514	$52.54	$79.5K	22,192	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-03-15	2013-03-18	3,946	—	$0	23,706	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-03-15	2013-03-29	1,080	$60.87	$65.7K	22,626	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-03-15	2013-03-29	3,946	—	$0	23,706	SEC↗
DRC Dresser-Rand Group Inc.	S Sale	2013-03-15	2013-03-29	434	$60.87	$26.4K	22,192	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2013-02-15	2013-02-19	1,818	—	$0	0	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2013-02-15	2013-02-19	1,301	—	$0	1,301	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2013-02-15	2013-02-19	1,772	—	$0	3,545	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2013-02-15	2013-02-19	12,287	—	$0	12,287	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2013-02-15	2013-02-19	5,970	—	$0	5,970	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-02-15	2013-02-19	1,818	—	$0	15,437	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-02-19	794	$62.19	$49.4K	14,643	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-02-15	2013-02-19	1,301	—	$0	15,944	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-02-19	499	$62.19	$31.0K	15,445	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-02-15	2013-02-19	1,772	—	$0	17,217	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-02-19	676	$62.19	$42.0K	19,760	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2013-02-15	2013-02-19	1,761	—	$0	20,436	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-02-19	545	$62.19	$33.9K	18,675	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2013-02-15	2013-02-19	1,419	—	$0	19,220	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-02-19	769	$62.19	$47.8K	17,801	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2013-02-15	2013-02-19	2,033	—	$0	18,570	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-02-19	680	$62.19	$42.3K	16,537	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-03-29	594	$62.19	$36.9K	14,843	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-03-29	482	$62.19	$30.0K	19,954	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2013-02-15	2013-03-29	1,761	—	$0	20,436	SEC↗
DRC Dresser-Rand Group Inc.	S Sale	2013-02-15	2013-03-29	156	$62.19	$9.7K	18,675	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-03-29	389	$62.19	$24.2K	18,831	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2013-02-15	2013-03-29	1,419	—	$0	19,220	SEC↗
DRC Dresser-Rand Group Inc.	S Sale	2013-02-15	2013-03-29	224	$62.19	$13.9K	17,801	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-03-29	545	$62.19	$33.9K	18,025	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2013-02-15	2013-03-29	2,033	—	$0	18,570	SEC↗
DRC Dresser-Rand Group Inc.	S Sale	2013-02-15	2013-03-29	195	$62.19	$12.1K	16,537	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-03-29	485	$62.19	$30.2K	16,732	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-02-15	2013-03-29	1,772	—	$0	17,217	SEC↗
DRC Dresser-Rand Group Inc.	S Sale	2013-02-15	2013-03-29	143	$62.19	$8.9K	15,445	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2013-02-15	2013-03-29	356	$62.19	$22.1K	15,588	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-02-15	2013-03-29	1,301	—	$0	15,944	SEC↗
DRC Dresser-Rand Group Inc.	S Sale	2013-02-15	2013-03-29	200	$62.19	$12.4K	14,643	SEC↗
DRC Dresser-Rand Group Inc.	S Sale	2013-02-15	2013-03-29	194	$62.19	$12.1K	19,760	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2013-02-15	2013-03-29	1,818	—	$0	15,437	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2012-11-17	2012-11-19	620	$49.89	$30.9K	13,619	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2012-03-15	2012-03-20	3,946	—	$0	3,946	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2012-02-15	2012-02-17	1,301	—	$0	2,602	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2012-02-15	2012-02-17	5,317	—	$0	5,317	SEC↗
DRC Dresser-Rand Group Inc.	A Award deriv	2012-02-15	2012-02-17	9,877	—	$0	9,877	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise deriv	2012-02-15	2012-02-17	1,818	—	$0	1,818	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2012-02-15	2012-02-17	1,301	—	$0	14,164	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2012-02-15	2012-02-17	373	$52.40	$19.5K	14,834	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2012-02-15	2012-02-17	376	$52.40	$19.7K	15,207	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2012-02-15	2012-02-17	1,419	—	$0	15,583	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2012-02-15	2012-02-17	595	$52.40	$31.2K	14,239	SEC↗
DRC Dresser-Rand Group Inc.	A Award	2012-02-15	2012-02-17	2,031	—	$0	12,863	SEC↗
DRC Dresser-Rand Group Inc.	F Tax w/h	2012-02-15	2012-02-17	481	$52.40	$25.2K	10,832	SEC↗
DRC Dresser-Rand Group Inc.	M Exercise	2012-02-15	2012-02-17	1,818	—	$0	11,313	SEC↗