John S Herrington

Insider

First SEC filing: May 24, 2007 · Latest: May 24, 2007

On this page

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

CLNE buying March 15, 2018

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 27 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

27 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Jan. 21, 2021	CLNE	A	75,000	—	—	75,000 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 25, 2020	CLNE	A	42,000	—	—	42,000 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 25, 2019	CLNE	A	42,500	—	—	42,500 Direct	—	Acquired	(price as of 2026-08-20)
March 15, 2018	CLNE	P	140,000	$1.41	$197,400	404,609 Indirect	+52.91%	Acquired	12.1% (price as of 2026-08-20)
March 2, 2018	CLNE	A	40,000	—	—	40,000 Direct	—	Acquired	(price as of 2026-08-20)
March 2, 2018	CLNE	A	30,000	—	—	264,609 Indirect	+12.79%	Acquired	(price as of 2026-08-20)
May 24, 2017	CLNE	A	41,493	—	—	234,609 Indirect	+21.49%	Acquired	(price as of 2026-08-20)
Dec. 15, 2016	CLNE	S	18,500	$3.30	$61,050	193,116 Indirect	-8.74%	Disposed	-52.1% (price as of 2026-08-20)
Nov. 14, 2016	CLNE	A	27,625	—	—	211,616 Indirect	+15.01%	Acquired	(price as of 2026-08-20)
Nov. 16, 2015	CLNE	A	20,000	—	—	183,991 Indirect	+12.20%	Acquired	(price as of 2026-08-20)
Dec. 1, 2014	CLNE	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
March 6, 2014	CLNE	P	22,000	$9.15	$201,300	163,991 Indirect	+15.49%	Acquired	-82.7% (price as of 2026-08-20)
Feb. 2, 2014	CLNE	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 12, 2012	CLNE	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	6,000	$2.96	$17,760	127,991 Indirect	+4.92%	Acquired	-46.6% (price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	4,000	$2.96	$11,840	131,991 Indirect	+3.13%	Acquired	-46.6% (price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	5,000	$2.96	$14,800	136,991 Indirect	+3.79%	Acquired	-46.6% (price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	5,000	$2.96	$14,800	141,991 Indirect	+3.65%	Acquired	-46.6% (price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	6,000	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	4,000	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	5,000	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 28, 2012	CLNE	M	5,000	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
June 13, 2012	CLNE	P	21,400	$13.30	$284,620	121,991 Indirect	+21.27%	Acquired	-88.1% (price as of 2026-08-20)
Jan. 25, 2012	CLNE	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 3, 2011	CLNE	A	20,000	$14.22	$284,400	20,000 Direct	—	Acquired	-88.9% (price as of 2026-08-20)
Dec. 1, 2010	CLNE	A	20,000	$13.49	$269,800	20,000 Direct	—	Acquired	-88.3% (price as of 2026-08-20)
March 12, 2010	CLNE	S	100,000	$22.46	$2,246,000	100,591 Indirect	-49.85%	Disposed	-93.0% (price as of 2026-08-20)
Oct. 8, 2009	CLNE	A	20,000	—	—	20,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 2, 2009	CLNE	A	19,638	—	—	19,638 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 10, 2008	CLNE	A	25,977	—	—	25,977 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 12, 2007	CLNE	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
June 22, 2007	CLNE	S	49,409	$11.30	$558,322	200,591 Indirect	-19.76%	Disposed	-86.0% (price as of 2026-08-20)
May 24, 2007	CLNE	A	80,000	—	—	80,000 Direct	—	Acquired	(price as of 2026-08-20)

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
Jan. 21, 2021	CLNE	Stock Option (Right to Buy)	Common Stock (75,000)	$10.18	Jan. 21, 2031	75,000	Acquired
Feb. 25, 2020	CLNE	Stock Option (Right to Buy)	Common Stock (42,000)	$2.56	Feb. 24, 2030	42,000	Acquired
Feb. 25, 2019	CLNE	Stock Option (Right to Buy)	Common Stock (42,500)	$2.19	Feb. 25, 2029	42,500	Acquired
March 2, 2018	CLNE	Stock Option (Right to Buy)	Common Stock (40,000)	$1.37	March 2, 2028	40,000	Acquired
Dec. 1, 2014	CLNE	Stock Option (Right to Buy)	Common Stock (20,000)	$5.54	Dec. 1, 2024	20,000	Acquired
Feb. 2, 2014	CLNE	Stock Option (Right to Buy)	Common Stock (20,000)	$11.93	Feb. 2, 2024	20,000	Acquired
Dec. 12, 2012	CLNE	Stock Option (Right to Buy)	Common Stock (20,000)	$13.09	Dec. 12, 2022	20,000	Acquired
Sept. 28, 2012	CLNE	Stock Option (Right to Buy)	Common Stock (6,000)	$2.96	Dec. 12, 2012	6,000	Disposed
Sept. 28, 2012	CLNE	Stock Option (Right to Buy)	Common Stock (4,000)	$2.96	June 11, 2013	4,000	Disposed
Sept. 28, 2012	CLNE	Stock Option (Right to Buy)	Common Stock (5,000)	$2.96	May 5, 2015	5,000	Disposed
Sept. 28, 2012	CLNE	Stock Option (Right to Buy)	Common Stock (5,000)	$2.96	May 5, 2015	5,000	Disposed
Jan. 25, 2012	CLNE	Stock Option (Right to Buy)	Common Stock (25,000)	$15.11	Jan. 25, 2022	25,000	Acquired
Jan. 3, 2011	CLNE	Stock Option (Right to Buy)	Common Stock (20,000)	$14.22	Jan. 3, 2021	20,000	Acquired
Dec. 1, 2010	CLNE	Stock Option (Right to Buy)	Common Stock (20,000)	$13.49	Dec. 1, 2020	20,000	Acquired
Oct. 8, 2009	CLNE	Stock Options (Right to Buy)	Common Stock (20,000)	$14.06	Oct. 8, 2019	20,000	Acquired
Jan. 2, 2009	CLNE	Stock Option (right to buy)	Common Stock (19,638)	$6.33	Jan. 2, 2019	19,638	Acquired
Dec. 10, 2008	CLNE	Stock Option (right to buy)	Common Stock (25,977)	$5.09	Dec. 10, 2018	25,977	Acquired
Dec. 12, 2007	CLNE	Stock Option (right to buy)	Common Stock (25,000)	$15.27	Dec. 12, 2017	25,000	Acquired
May 24, 2007	CLNE	Stock Option (right to buy)	Common Stock (80,000)	$12.00	May 24, 2017	80,000	Acquired

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

Initial ownership (Form 3) 5 holdings

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
May 24, 2007	CLNE	Common Stock	250,000	Indirect
May 24, 2007	CLNE	Stock Options (right to buy)→ Common Stock (6,000)	6,000	Direct
May 24, 2007	CLNE	Stock Options (right to buy)→ Common Stock (4,000)	4,000	Direct
May 24, 2007	CLNE	Stock Options (right to buy)→ Common Stock (5,000)	5,000	Direct
May 24, 2007	CLNE	Stock Options (right to buy)→ Common Stock (5,000)	5,000	Direct