Mark J Obrien

Insider

First SEC filing: May 25, 2006 · Latest: May 25, 2006

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

MWA selling Jan. 10, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 44 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

44 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 28, 2024	MWA	A	7,376	—	—	7,376 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 10, 2024	MWA	M	9,656	$8.58	$82,848	140,957 Direct	+7.35%	Acquired	190.8% (price as of 2026-08-19)
Jan. 10, 2024	MWA	S	6,041	$13.78	$83,245	134,916 Direct	-4.29%	Disposed	81.1% (price as of 2026-08-19)
Jan. 10, 2024	MWA	M	9,656	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Feb. 7, 2023	MWA	A	8,267	—	—	8,267 Direct	—	Acquired	(price as of 2026-08-19)
Dec. 12, 2022	MWA	M	12,578	$5.91	$74,336	122,476 Direct	+11.45%	Acquired	322.2% (price as of 2026-08-19)
Dec. 12, 2022	MWA	M	12,578	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Feb. 7, 2022	MWA	A	8,825	—	—	17,047 Direct	+107.33%	Acquired	(price as of 2026-08-19)
Dec. 6, 2021	MWA	M	6,965	$2.79	$19,432	101,676 Direct	+7.35%	Acquired	794.3% (price as of 2026-08-19)
Dec. 6, 2021	MWA	M	6,965	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Feb. 9, 2021	MWA	A	8,222	—	—	8,222 Direct	—	Acquired	(price as of 2026-08-19)
Dec. 9, 2020	MWA	M	15,094	$4.21	$63,546	86,070 Direct	+21.27%	Acquired	492.6% (price as of 2026-08-19)
Dec. 9, 2020	MWA	M	15,094	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Jan. 29, 2020	MWA	A	8,641	—	—	8,641 Direct	—	Acquired	(price as of 2026-08-19)
Dec. 5, 2019	MWA	M	15,094	$4.67	$70,489	65,178 Direct	+30.14%	Acquired	434.3% (price as of 2026-08-19)
Dec. 5, 2019	MWA	F	6,031	$11.82	$71,286	59,147 Direct	-9.25%	Disposed	111.1% (price as of 2026-08-19)
Dec. 5, 2019	MWA	M	15,094	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Jan. 23, 2019	MWA	A	9,625	—	—	25,108 Direct	+62.16%	Acquired	(price as of 2026-08-19)
Aug. 20, 2018	MWA	M	9,546	$7.76	$74,077	43,137 Direct	+28.42%	Acquired	221.5% (price as of 2026-08-19)
Aug. 20, 2018	MWA	F	6,332	$11.78	$74,591	36,805 Direct	-14.68%	Disposed	111.8% (price as of 2026-08-19)
Aug. 20, 2018	MWA	M	9,546	$7.76	$74,077	0 Direct	-100.00%	Disposed	221.5% (price as of 2026-08-19)
Jan. 24, 2018	MWA	A	7,627	—	—	22,639 Direct	+50.81%	Acquired	(price as of 2026-08-19)
Jan. 22, 2018	MWA	M	9,701	$7.95	$77,123	32,910 Direct	+41.80%	Acquired	213.8% (price as of 2026-08-19)
Jan. 22, 2018	MWA	F	6,475	$11.91	$77,117	26,435 Direct	-19.67%	Disposed	109.5% (price as of 2026-08-19)
Jan. 22, 2018	MWA	M	9,701	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-19)
Jan. 25, 2017	MWA	A	6,612	—	—	21,712 Direct	+43.79%	Acquired	(price as of 2026-08-19)
Feb. 26, 2016	MWA	A	10,344	$8.70	$89,993	15,100 Direct	+217.49%	Acquired	186.8% (price as of 2026-08-19)
Jan. 28, 2015	MWA	A	10,791	—	—	10,791 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 28, 2015	MWA	A	4,513	$9.97	$44,995	14,269 Direct	+46.26%	Acquired	150.3% (price as of 2026-08-19)
Jan. 29, 2014	MWA	A	9,656	—	—	9,656 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 29, 2014	MWA	A	5,244	—	—	17,164 Direct	+43.99%	Acquired	(price as of 2026-08-19)
Jan. 30, 2013	MWA	A	12,578	—	—	12,578 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 30, 2013	MWA	A	6,768	—	—	20,130 Direct	+50.65%	Acquired	(price as of 2026-08-19)
Jan. 25, 2012	MWA	A	6,965	—	—	6,965 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 25, 2012	MWA	A	15,456	—	—	47,378 Direct	+48.42%	Acquired	(price as of 2026-08-19)
Jan. 26, 2011	MWA	A	15,094	—	—	15,094 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 26, 2011	MWA	A	9,174	—	—	38,204 Direct	+31.60%	Acquired	(price as of 2026-08-19)
Jan. 28, 2010	MWA	A	15,094	—	—	15,094 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 28, 2010	MWA	A	9,174	—	—	29,030 Direct	+46.20%	Acquired	(price as of 2026-08-19)
Jan. 28, 2009	MWA	A	5,494	$7.76	$42,633	19,856 Direct	+38.25%	Acquired	221.5% (price as of 2026-08-19)
Jan. 28, 2009	MWA	A	9,546	—	—	9,546 Direct	—	Acquired	(price as of 2026-08-19)
Jan. 30, 2008	MWA	A	4,362	$7.95	$34,678	14,362 Direct	+43.62%	Acquired	213.8% (price as of 2026-08-19)
Jan. 30, 2008	MWA	A	9,701	—	—	9,701 Direct	—	Acquired	(price as of 2026-08-19)
March 22, 2007	MWA	A	12,600	—	—	23,300 Direct	+117.76%	Acquired	(price as of 2026-08-19)
June 1, 2006	MWA	P	10,000	$16.00	$160,000	10,000 Direct	—	Acquired	55.9% (price as of 2026-08-19)
May 25, 2006	MWA	A	10,700	—	—	10,700 Direct	—	Acquired	(price as of 2026-08-19)

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
Jan. 10, 2024	MWA	Stock Option (Right to Buy)	Common Stock (9,656)	$8.58	Jan. 29, 2024	9,656	Disposed
Dec. 12, 2022	MWA	Stock Option (Right to Buy)	Common Stock (12,578)	$5.91	Jan. 30, 2023	12,578	Disposed
Dec. 6, 2021	MWA	Stock Option (Right to Buy)	Common Stock (6,965)	$2.79	Jan. 25, 2022	6,965	Disposed
Dec. 9, 2020	MWA	Stock Option (Right to Buy)	Common Stock (15,094)	$4.21	Jan. 26, 2021	15,094	Disposed
Dec. 5, 2019	MWA	Stock Option (Right to Buy)	Common Stock (15,094)	$4.67	Jan. 28, 2020	15,094	Disposed
Aug. 20, 2018	MWA	Stock Option (Right to Buy)	Common Stock (9,546)	$7.76	Jan. 28, 2019	9,546	Disposed
Jan. 22, 2018	MWA	Stock Option (Right to Buy)	Common Stock (9,701)	$7.95	Jan. 30, 2018	9,701	Disposed
Jan. 28, 2015	MWA	Stock Option (Right to Buy)	Common Stock (10,791)	$9.97	Jan. 28, 2025	10,791	Acquired
Jan. 29, 2014	MWA	Stock Option (Right to Buy)	Common Stock (9,656)	$8.58	Jan. 29, 2024	9,656	Acquired
Jan. 30, 2013	MWA	Stock Option (Right to Buy)	Common Stock (12,578)	$5.91	Jan. 30, 2023	12,578	Acquired
Jan. 25, 2012	MWA	Stock Option (Right to Buy)	Common Stock (6,965)	$2.79	Jan. 25, 2022	6,965	Acquired
Jan. 26, 2011	MWA	Stock Option (Right to Buy)	Series A Common Stock (15,094)	$4.21	Jan. 26, 2021	15,094	Acquired
Jan. 28, 2010	MWA	Stock Option (Right to Buy)	Series A Common Stock (15,094)	$4.67	Jan. 28, 2020	15,094	Acquired
Jan. 28, 2009	MWA	Stock Option (right to buy)	Series A Common Stock (9,546)	$7.76	Jan. 28, 2019	9,546	Acquired
Jan. 30, 2008	MWA	Stock Option (right to buy)	Series A Common Stock (9,701)	$7.95	Jan. 30, 2018	9,701	Acquired
March 22, 2007	MWA	Stock Option (right to buy)	Series A Common Stock (12,600)	$14.19	March 22, 2017	12,600	Acquired
May 25, 2006	MWA	Stock Option (right to buy)	Series A Common Stock (10,700)	$16.00	May 25, 2016	10,700	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
May 25, 2006	MWA	No securities are beneficially owned.	0	Direct