William M Buergler

Insider

First SEC filing: Sept. 1, 2017 · Latest: Sept. 1, 2017

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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 21 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

21 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 29, 2026	BSVN	A	866	—	—	6,741 Direct	+14.74%	Acquired	(price as of 2026-08-20)
Sept. 30, 2020	EXE	S	591	$4.20	$2,482	2 Direct	-99.66%	Disposed	2211.0% (price as of 2026-08-20)
Sept. 25, 2020	EXE	S	353	$4.36	$1,539	0 Indirect	-100.00%	Disposed	2126.1% (price as of 2026-08-20)
Sept. 25, 2020	EXE	S	943	$4.36	$4,111	593 Direct	-61.39%	Disposed	2126.1% (price as of 2026-08-20)
May 5, 2020	EXE	D	694	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 5, 2020	EXE	D	118	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 5, 2020	EXE	D	5,811	—	—	1,536 Direct	-79.09%	Disposed	(price as of 2026-08-20)
March 19, 2020	EXE	F	8,126	$0.19	$1,544	1,469,644 Direct	-0.55%	Disposed	50984.2% (price as of 2026-08-20)
March 15, 2020	EXE	F	1,352	$0.30	$406	1,477,770 Direct	-0.09%	Disposed	32253.3% (price as of 2026-08-20)
March 15, 2020	EXE	A	1,000,000	—	—	1,479,122 Direct	+208.72%	Acquired	(price as of 2026-08-20)
March 7, 2020	EXE	F	19,765	$0.22	$4,348	479,122 Direct	-3.96%	Disposed	44018.2% (price as of 2026-08-20)
Jan. 29, 2020	EXE	F	69,745	$0.54	$37,662	498,887 Direct	-12.27%	Disposed	17874.1% (price as of 2026-08-20)
Dec. 31, 2019	EXE	A	160,411	$0.83	$133,141	568,632 Direct	+39.30%	Acquired	11594.0% (price as of 2026-08-20)
Nov. 14, 2019	EXE	P	70,681	$0.71	$50,184	70,681 Indirect	—	Acquired	13570.4% (price as of 2026-08-20)
Sept. 30, 2019	EXE	F	1,307	$1.41	$1,843	408,221 Direct	-0.32%	Disposed	6783.7% (price as of 2026-08-20)
March 19, 2019	EXE	F	8,126	$3.16	$25,678	409,528 Direct	-1.95%	Disposed	2971.5% (price as of 2026-08-20)
March 15, 2019	EXE	F	1,353	$2.97	$4,018	417,654 Direct	-0.32%	Disposed	3168.0% (price as of 2026-08-20)
March 7, 2019	EXE	A	202,021	—	—	419,007 Direct	+93.10%	Acquired	(price as of 2026-08-20)
Dec. 31, 2018	EXE	A	57,387	$2.10	$120,513	216,986 Direct	+35.96%	Acquired	4521.9% (price as of 2026-08-20)
Sept. 30, 2018	EXE	F	1,306	$4.49	$5,864	159,599 Direct	-0.81%	Disposed	2061.7% (price as of 2026-08-20)
March 19, 2018	EXE	A	138,889	—	—	138,889 Direct	—	Acquired	(price as of 2026-08-20)
March 19, 2018	EXE	A	83,057	—	—	160,905 Direct	+106.69%	Acquired	(price as of 2026-08-20)
March 15, 2018	EXE	F	2,506	$3.02	$7,568	77,848 Direct	-3.12%	Disposed	3113.9% (price as of 2026-08-20)
Dec. 29, 2017	EXE	A	21,840	$3.96	$86,486	80,354 Direct	+37.32%	Acquired	2351.0% (price as of 2026-08-20)
Sept. 30, 2017	EXE	F	1,440	$4.30	$6,192	58,514 Direct	-2.40%	Disposed	2157.2% (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
May 5, 2020	EXE	Non-Qualified Stock Option (right to buy)	Common Stock	$602.00	March 19, 2028	694	Disposed
May 5, 2020	EXE	Non-Qualified Stock Option (right to buy)	Common Stock	$1090.00	March 15, 2027	118	Disposed
March 19, 2018	EXE	Non-Qualified Stock Option (right to buy)	Common Stock (138,889)	$3.01	March 19, 2028	138,889	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
Sept. 1, 2017	EXE	Common Stock	59,954	Direct
Sept. 1, 2017	EXE	Non-Qualified Stock Option (right to buy)→ Common Stock (23,686)	23,686	Direct