Gene Liau

Insider

First SEC filing: June 18, 2019 · Latest: June 18, 2019

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

STOK selling March 2, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 24 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

24 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 2, 2021	STOK	M	5,195	—	—	82,874 Direct	-5.90%	Disposed	(price as of 2026-08-20)
March 2, 2021	STOK	A	40,800	—	—	40,800 Direct	—	Acquired	(price as of 2026-08-20)
March 2, 2021	STOK	S 10b5-1	2,900	$63.52	$184,208	21,351 Direct	-11.96%	Disposed	-50.0% (price as of 2026-08-20)
March 2, 2021	STOK	S 10b5-1	2,295	$62.46	$143,346	24,251 Direct	-8.65%	Disposed	-49.1% (price as of 2026-08-20)
March 2, 2021	STOK	M	5,195	$0.60	$3,117	26,546 Direct	+24.33%	Acquired	5194.2% (price as of 2026-08-20)
Dec. 28, 2020	STOK	M	8,000	—	—	88,069 Direct	-8.33%	Disposed	(price as of 2026-08-20)
Dec. 28, 2020	STOK	S 10b5-1	149	$58.73	$8,751	21,351 Direct	-0.69%	Disposed	-45.9% (price as of 2026-08-20)
Dec. 28, 2020	STOK	M	8,000	$0.60	$4,800	21,500 Direct	+59.26%	Acquired	5194.2% (price as of 2026-08-20)
Oct. 19, 2020	STOK	M	1,503	—	—	70,386 Direct	-2.09%	Disposed	(price as of 2026-08-20)
Oct. 19, 2020	STOK	M	30,497	—	—	96,069 Direct	-24.10%	Disposed	(price as of 2026-08-20)
Oct. 19, 2020	STOK	S 10b5-1	7,225	$38.42	$277,584	13,500 Direct	-34.86%	Disposed	-17.3% (price as of 2026-08-20)
Oct. 19, 2020	STOK	S 10b5-1	24,775	$37.64	$932,531	20,725 Direct	-54.45%	Disposed	-15.6% (price as of 2026-08-20)
Oct. 19, 2020	STOK	M	1,503	$2.19	$3,292	45,500 Direct	+3.42%	Acquired	1350.5% (price as of 2026-08-20)
Oct. 19, 2020	STOK	M	30,497	$0.60	$18,298	43,997 Direct	+225.90%	Acquired	5194.2% (price as of 2026-08-20)
Oct. 16, 2020	STOK	M	5,851	—	—	126,566 Direct	-4.42%	Disposed	(price as of 2026-08-20)
Oct. 16, 2020	STOK	S 10b5-1	5,851	$40.00	$234,040	13,500 Direct	-30.24%	Disposed	-20.6% (price as of 2026-08-20)
Oct. 16, 2020	STOK	M	5,851	$0.60	$3,511	19,351 Direct	+43.34%	Acquired	5194.2% (price as of 2026-08-20)
Oct. 13, 2020	STOK	M	1,649	—	—	132,417 Direct	-1.23%	Disposed	(price as of 2026-08-20)
Oct. 13, 2020	STOK	S 10b5-1	1,649	$40.00	$65,960	13,500 Direct	-10.89%	Disposed	-20.6% (price as of 2026-08-20)
Oct. 13, 2020	STOK	M	1,649	$0.60	$989	15,149 Direct	+12.21%	Acquired	5194.2% (price as of 2026-08-20)
June 1, 2020	STOK	M	20,000	—	—	71,889 Direct	-21.77%	Disposed	(price as of 2026-08-20)
June 1, 2020	STOK	S 10b5-1	1,230	$27.48	$33,800	13,500 Direct	-8.35%	Disposed	15.6% (price as of 2026-08-20)
June 1, 2020	STOK	S 10b5-1	7,875	$26.91	$211,916	14,730 Direct	-34.84%	Disposed	18.0% (price as of 2026-08-20)
June 1, 2020	STOK	S 10b5-1	10,895	$25.82	$281,309	22,605 Direct	-32.52%	Disposed	23.0% (price as of 2026-08-20)
June 1, 2020	STOK	M	20,000	$2.19	$43,800	33,500 Direct	+148.15%	Acquired	1350.5% (price as of 2026-08-20)
May 22, 2020	STOK	M	7,500	—	—	134,066 Direct	-5.30%	Disposed	(price as of 2026-08-20)
May 22, 2020	STOK	S 10b5-1	7,500	$30.00	$225,000	13,500 Direct	-35.71%	Disposed	5.9% (price as of 2026-08-20)
May 22, 2020	STOK	M	7,500	$0.60	$4,500	21,000 Direct	+55.56%	Acquired	5194.2% (price as of 2026-08-20)
March 31, 2020	STOK	M	7,500	—	—	141,566 Direct	-5.03%	Disposed	(price as of 2026-08-20)
March 31, 2020	STOK	M	7,500	—	—	141,566 Direct	+5.59%	Acquired	(price as of 2026-08-20)
March 31, 2020	STOK	M	7,500	$0.60	$4,500	13,500 Direct	+125.00%	Acquired	5194.2% (price as of 2026-08-20)
March 25, 2020	STOK	A	42,000	—	—	42,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 20, 2019	STOK	M	6,000	—	—	149,066 Direct	-3.87%	Disposed	(price as of 2026-08-20)
Dec. 20, 2019	STOK	M	6,000	—	—	149,066 Direct	+4.19%	Acquired	(price as of 2026-08-20)
Dec. 20, 2019	STOK	M	6,000	$0.60	$3,600	6,000 Direct	—	Acquired	5194.2% (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
March 2, 2021	STOK	Employee Stock Option (right to buy)	Common Stock (5,195)	$0.60	April 2, 2028	5,195	Disposed
March 2, 2021	STOK	Employee Stock Option (right to buy)	Common Stock (40,800)	$60.00	March 1, 2031	40,800	Acquired
Dec. 28, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (8,000)	$0.60	April 2, 2028	8,000	Disposed
Oct. 19, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (1,503)	$2.19	Dec. 12, 2028	1,503	Disposed
Oct. 19, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (30,497)	$0.60	April 2, 2028	30,497	Disposed
Oct. 16, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (5,851)	$0.60	April 2, 2028	5,851	Disposed
Oct. 13, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (1,649)	$0.60	April 2, 2028	1,649	Disposed
June 1, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (20,000)	$2.19	Dec. 12, 2028	20,000	Disposed
May 22, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (7,500)	$0.60	April 2, 2028	7,500	Disposed
March 31, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (7,500)	$0.60	April 2, 2028	7,500	Disposed
March 31, 2020	STOK	Employee Stock Option (right to buy)	Common Stock (7,500)	$0.60	April 2, 2028	7,500	Acquired
March 25, 2020	STOK	Employee Stock Option (Right to Buy)	Common Stock (42,000)	$20.25	March 24, 2030	42,000	Acquired
Dec. 20, 2019	STOK	Employee Stock Option (right to buy)	Common Stock (6,000)	$0.60	April 2, 2028	6,000	Disposed
Dec. 20, 2019	STOK	Employee Stock Option (right to buy)	Common Stock (6,000)	$0.60	April 2, 2028	6,000	Acquired

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
June 18, 2019	STOK	Employee Stock Option (Right to Buy)→ Common Stock (155,066)	155,066	Direct
June 18, 2019	STOK	Employee Stock Option (Right to Buy)→ Common Stock (91,889)	91,889	Direct