Harold L Rieker

Insider

First SEC filing: Oct. 1, 2010 · Latest: Oct. 1, 2010

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.

Insider at

LXU selling June 4, 2014

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 15 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

15 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 1, 2016	LXU	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-21)
July 29, 2015	LXU	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-21)
June 4, 2014	LXU	S	3,000	$38.50	$115,500	0 Direct	-100.00%	Disposed	-63.0% (price as of 2026-08-21)
May 29, 2014	LXU	M	3,000	—	—	12,000 Direct	-20.00%	Disposed	(price as of 2026-08-21)
May 29, 2014	LXU	M	3,000	$7.86	$23,580	3,000 Direct	—	Acquired	81.2% (price as of 2026-08-21)
Nov. 14, 2011	LXU	A	5,000	—	—	5,000 Direct	—	Acquired	(price as of 2026-08-21)
May 9, 2011	LXU	S	1,100	$45.00	$49,500	0 Direct	-100.00%	Disposed	-68.4% (price as of 2026-08-21)
May 3, 2011	LXU	M	1,100	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 3, 2011	LXU	M	1,100	$5.10	$5,610	1,100 Direct	—	Acquired	179.2% (price as of 2026-08-21)
Sept. 30, 2010	LXU	S	2,000	$18.51	$37,020	0 Direct	-100.00%	Disposed	-23.1% (price as of 2026-08-21)
Sept. 21, 2010	LXU	M	2,000	—	—	1,100 Direct	-64.52%	Disposed	(price as of 2026-08-21)
Sept. 21, 2010	LXU	M	2,000	$5.10	$10,200	2,000 Direct	—	Acquired	179.2% (price as of 2026-08-21)
June 17, 2009	LXU	G	400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Nov. 13, 2008	LXU	A	15,000	—	—	15,000 Direct	—	Acquired	(price as of 2026-08-21)
Nov. 30, 2007	LXU	M	400	—	—	3,100 Direct	-11.43%	Disposed	(price as of 2026-08-21)
Nov. 30, 2007	LXU	A	400	$5.10	$2,040	400 Direct	—	Acquired	179.2% (price as of 2026-08-21)
Aug. 13, 2007	LXU	S	800	$22.50	$18,000	0 Direct	-100.00%	Disposed	-36.7% (price as of 2026-08-21)
Aug. 10, 2007	LXU	S	700	$22.50	$15,750	800 Direct	-46.67%	Disposed	-36.7% (price as of 2026-08-21)
May 10, 2007	LXU	M	1,500	—	—	3,500 Direct	-30.00%	Disposed	(price as of 2026-08-21)
May 10, 2007	LXU	M	1,500	$5.10	$7,650	1,500 Direct	—	Acquired	179.2% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
July 29, 2015	LXU	Incentive Stock Option [F1]	Common Stock (20,000)	$36.78	July 29, 2025	20,000	Acquired
May 29, 2014	LXU	Incentive Stock Option [F1]	Common Stock (3,000)	$7.86	Nov. 13, 2018	3,000	Disposed
Nov. 14, 2011	LXU	Incentive Stock Option [F1]	Common Stock (5,000)	$34.50	Nov. 14, 2021	5,000	Acquired
May 3, 2011	LXU	Incentive Stock Option [F1]	Common Stock (1,100)	$5.10	Nov. 17, 2015	1,100	Disposed
Sept. 21, 2010	LXU	Incentive Stock Option [F1]	Common Stock (2,000)	$5.10	Nov. 17, 2015	2,000	Disposed
Nov. 13, 2008	LXU	Incentive Stock Option [F1]	Common Stock (15,000)	$7.86	Nov. 13, 2018	15,000	Acquired
Nov. 30, 2007	LXU	Incentive Stock Option [F1]	Common Stock (400)	$5.10	Nov. 17, 2015	400	Disposed
May 10, 2007	LXU	Incentive Stock Option	Common Stock (1,500)	$5.10	Nov. 17, 2015	1,500	Disposed

Exercise/conversion price is blank when not applicable (e.g. RSUs).