Maurice Ep Gunderson

Insider

First SEC filing: Jan. 6, 2010 · Latest: Jan. 6, 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

THRM selling Dec. 6, 2017

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 22 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

22 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 16, 2019	THRM	A	2,490	—	—	21,904 Direct	+12.83%	Acquired	(price as of 2026-08-21)
May 18, 2018	THRM	A	2,857	—	—	19,414 Direct	+17.26%	Acquired	(price as of 2026-08-21)
Dec. 6, 2017	THRM	M	10,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Dec. 6, 2017	THRM	S	10,000	$33.44	$334,400	16,557 Direct	-37.65%	Disposed	25.1% (price as of 2026-08-21)
Dec. 6, 2017	THRM	M	10,000	$20.51	$205,100	26,557 Direct	+60.40%	Acquired	104.0% (price as of 2026-08-21)
May 19, 2017	THRM	A	2,751	—	—	16,557 Direct	+19.93%	Acquired	(price as of 2026-08-21)
May 26, 2016	THRM	A	2,723	—	—	13,806 Direct	+24.57%	Acquired	(price as of 2026-08-21)
May 28, 2015	THRM	A	1,920	—	—	11,083 Direct	+20.95%	Acquired	(price as of 2026-08-21)
May 4, 2015	THRM	M	10,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 4, 2015	THRM	M	10,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 4, 2015	THRM	M	10,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
May 4, 2015	THRM	S	30,000	$52.76	$1,582,800	9,163 Direct	-76.60%	Disposed	-20.7% (price as of 2026-08-21)
May 4, 2015	THRM	M	10,000	$8.43	$84,300	39,163 Direct	+34.29%	Acquired	396.3% (price as of 2026-08-21)
May 4, 2015	THRM	M	10,000	$3.22	$32,200	29,163 Direct	+52.18%	Acquired	1199.4% (price as of 2026-08-21)
May 4, 2015	THRM	M	10,000	$10.62	$106,200	19,163 Direct	+109.13%	Acquired	294.0% (price as of 2026-08-21)
May 7, 2014	THRM	A	1,323	—	—	9,163 Direct	+16.88%	Acquired	(price as of 2026-08-21)
June 27, 2013	THRM	A	2,800	—	—	7,840 Direct	+55.56%	Acquired	(price as of 2026-08-21)
May 10, 2012	THRM	A	3,554	—	—	5,040 Direct	+239.17%	Acquired	(price as of 2026-08-21)
Jan. 3, 2012	THRM	A	1,486	—	—	1,486 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 3, 2011	THRM	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 4, 2010	THRM	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 2, 2009	THRM	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 2, 2008	THRM	A	10,000	$20.51	$205,100	10,000 Direct	—	Acquired	104.0% (price as of 2026-08-21)
Feb. 12, 2007	THRM	A	10,000	$10.62	$106,200	10,000 Direct	—	Acquired	294.0% (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
Dec. 6, 2017	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$20.51	Jan. 2, 2018	10,000	Disposed
May 4, 2015	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$8.43	Jan. 4, 2020	10,000	Disposed
May 4, 2015	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$3.22	Jan. 2, 2019	10,000	Disposed
May 4, 2015	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$10.62	Feb. 12, 2017	10,000	Disposed
Jan. 3, 2011	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$11.08	Jan. 3, 2021	10,000	Acquired
Jan. 4, 2010	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$8.43	Jan. 4, 2020	10,000	Acquired
Jan. 2, 2009	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$3.22	Jan. 2, 2019	10,000	Acquired
Jan. 2, 2008	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$20.51	Jan. 2, 2018	10,000	Acquired
Feb. 12, 2007	THRM	Option to Purchase Common Stock	Common Stock (10,000)	$10.62	Feb. 12, 2017	10,000	Acquired

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