David John Isaac

Insider

First SEC filing: March 13, 2020 · Latest: March 13, 2020

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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

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 11, 2020	WHD	A	25,623	—	—	39,727 Direct	+181.67%	Acquired	(price as of 2026-08-20)
March 11, 2020	WHD	M	4,014	—	—	14,104 Direct	-22.15%	Disposed	(price as of 2026-08-20)
March 11, 2020	WHD	F	978	$13.00	$12,714	5,335 Direct	-15.49%	Disposed	456.9% (price as of 2026-08-20)
March 11, 2020	WHD	M	4,014	—	—	6,313 Direct	+174.60%	Acquired	(price as of 2026-08-20)
Oct. 24, 2019	WHD	M	3,039	—	—	18,118 Direct	-14.36%	Disposed	(price as of 2026-08-20)
Oct. 24, 2019	WHD	F	740	$28.16	$20,838	2,299 Direct	-24.35%	Disposed	157.1% (price as of 2026-08-20)
Oct. 24, 2019	WHD	M	3,039	—	—	3,039 Direct	—	Acquired	(price as of 2026-08-20)
March 11, 2019	WHD	A	12,041	—	—	21,157 Direct	+132.09%	Acquired	(price as of 2026-08-20)
Oct. 24, 2018	WHD	A	9,116	—	—	9,116 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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
March 11, 2020	WHD	Restricted Stock Units	Class A Common Stock (25,623)	—	—	25,623	Acquired
March 11, 2020	WHD	Restricted Stock Units	Class A Common Stock (4,014)	—	—	4,014	Disposed
Oct. 24, 2019	WHD	Restricted Stock Units	Class A Common Stock (3,039)	—	—	3,039	Disposed
March 11, 2019	WHD	Restricted Stock Units	Class A Common Stock (12,041)	—	—	12,041	Acquired
Oct. 24, 2018	WHD	Restricted Stock Units [F1]	Class A common stock, par value $0.01 per share (9,116)	—	—	9,116	Acquired

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

Matched by name from proxy statements (DEF 14A) — verify against the filing.

General Counsel

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2021	$294,375	—	—	—	$199,560	—	$865	$1,031,472
2020	$238,125	$21,094	—	—	$15,406	—	$5,675	$805,322
2019	$296,154	—	$449,972	—	$165,659	—	$14,260	$926,045

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.