William J. Sichko Jr.

Insider

First SEC filing: Sept. 29, 2017 · Latest: Sept. 29, 2017

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 9 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

9 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 4, 2022	ECVT	P	11,376	$8.80	$100,109	497,255 Direct	+2.34%	Acquired	17.7% (price as of 2026-08-21)
March 1, 2022	ECVT	A	32,447	—	—	485,879 Direct	+7.16%	Acquired	(price as of 2026-08-21)
Jan. 17, 2022	ECVT	A	72,887	—	—	356,250 Direct	+25.72%	Acquired	(price as of 2026-08-21)
Jan. 17, 2022	ECVT	A	97,182	—	—	453,432 Direct	+27.28%	Acquired	(price as of 2026-08-21)
Jan. 18, 2021	ECVT	A	95,842	—	—	283,363 Direct	+51.11%	Acquired	(price as of 2026-08-21)
Jan. 20, 2020	ECVT	A	39,028	—	—	187,521 Direct	+26.28%	Acquired	(price as of 2026-08-21)
March 11, 2019	ECVT	A	32,446	—	—	148,493 Direct	+27.96%	Acquired	(price as of 2026-08-21)
Oct. 2, 2017	ECVT	A	37,175	—	—	55,762 Direct	+200.01%	Acquired	(price as of 2026-08-21)
Oct. 2, 2017	ECVT	A	18,587	—	—	18,587 Direct	—	Acquired	(price as of 2026-08-21)
Oct. 2, 2017	ECVT	A	70,713	—	—	116,047 Direct	+155.98%	Acquired	(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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Oct. 2, 2017	ECVT	Stock Option (right to buy)	Common Stock (37,175)	$16.97	Oct. 2, 2027	37,175	Acquired
Oct. 2, 2017	ECVT	Stock Option (right to buy)	Common Stock (18,587)	$16.97	Oct. 2, 2027	18,587	Acquired

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

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

Date	Ticker	Security	Shares	Ownership
Sept. 29, 2017	ECVT	Common Stock	45,334	Direct
Sept. 29, 2017	ECVT	Common Stock	585,042	Indirect
Sept. 29, 2017	ECVT	Option (Right to Buy)→ Common Stock (9,516)	9,516	Direct
Sept. 29, 2017	ECVT	Option (Right to Buy)→ Common Stock (9,516)	9,516	Direct
Sept. 29, 2017	ECVT	Option (Right to Buy)→ Common Stock (9,516)	9,516	Direct
Sept. 29, 2017	ECVT	Option (Right to Buy)→ Common Stock (9,516)	9,516	Direct