Shengder David Chang

Insider

First SEC filing: Nov. 9, 2007 · Latest: Feb. 3, 2009

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

AWR selling June 6, 2013

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 89 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

89 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 5, 2015	AWR	F	627	$39.16	$24,553	12,587 Direct	-4.74%	Disposed	128.6% (price as of 2026-08-20)
March 2, 2015	AWR	A	24	$39.65	$952	13,214 Direct	+0.18%	Acquired	125.8% (price as of 2026-08-20)
Jan. 29, 2015	AWR	F	266	$40.40	$10,746	13,190 Direct	-1.98%	Disposed	121.6% (price as of 2026-08-20)
Jan. 29, 2015	AWR	F	244	$40.40	$9,858	13,456 Direct	-1.78%	Disposed	121.6% (price as of 2026-08-20)
Jan. 27, 2015	AWR	A	240	—	—	3,158 Indirect	+8.22%	Acquired	(price as of 2026-08-20)
Jan. 26, 2015	AWR	A	1,147	—	—	13,700 Direct	+9.14%	Acquired	(price as of 2026-08-20)
Dec. 1, 2014	AWR	A	28	$34.31	$961	12,553 Direct	+0.22%	Acquired	161.0% (price as of 2026-08-20)
Sept. 2, 2014	AWR	A	29	$32.26	$936	12,525 Direct	+0.23%	Acquired	177.5% (price as of 2026-08-20)
June 2, 2014	AWR	A	30	$29.90	$897	12,496 Direct	+0.24%	Acquired	199.4% (price as of 2026-08-20)
Feb. 5, 2014	AWR	F	707	$27.74	$19,612	13,027 Direct	-5.15%	Disposed	222.8% (price as of 2026-08-20)
Feb. 5, 2014	AWR	F	238	$27.74	$6,602	13,734 Direct	-1.70%	Disposed	222.8% (price as of 2026-08-20)
Jan. 28, 2014	AWR	A	36	—	—	2,915 Indirect	+1.25%	Acquired	(price as of 2026-08-20)
Jan. 28, 2014	AWR	A	1,797	—	—	13,972 Direct	+14.76%	Acquired	(price as of 2026-08-20)
Dec. 2, 2013	AWR	A	45	$27.71	$1,247	12,175 Direct	+0.37%	Acquired	223.1% (price as of 2026-08-20)
Sept. 3, 2013	AWR	A	6,065	—	—	12,130 Direct	+100.00%	Acquired	(price as of 2026-08-20)
Sept. 3, 2013	AWR	D	5	—	—	6,065 Direct	-0.08%	Disposed	(price as of 2026-08-20)
Sept. 3, 2013	AWR	A	24	$51.69	$1,241	6,070 Direct	+0.40%	Acquired	246.4% (price as of 2026-08-20)
June 6, 2013	AWR	M	2,840	—	—	0 Direct	—	Acquired	(price as of 2026-08-20)
June 6, 2013	AWR	S	840	$52.84	$44,386	6,051 Direct	-12.19%	Disposed	238.9% (price as of 2026-08-20)
June 6, 2013	AWR	S	2,000	$52.87	$105,740	6,891 Direct	-22.49%	Disposed	238.7% (price as of 2026-08-20)
June 6, 2013	AWR	M	2,840	$33.36	$94,742	8,891 Direct	+46.93%	Acquired	436.8% (price as of 2026-08-20)
June 1, 2013	AWR	A	25	$53.13	$1,328	6,051 Direct	+0.41%	Acquired	237.0% (price as of 2026-08-20)
May 28, 2013	AWR	M	592	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 28, 2013	AWR	M	750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 28, 2013	AWR	S	42	$54.60	$2,293	6,026 Direct	-0.69%	Disposed	228.0% (price as of 2026-08-20)
May 28, 2013	AWR	S	1,300	$54.61	$70,993	6,068 Direct	-17.64%	Disposed	227.9% (price as of 2026-08-20)
May 28, 2013	AWR	M	592	$44.65	$26,433	7,368 Direct	+8.74%	Acquired	301.1% (price as of 2026-08-20)
May 28, 2013	AWR	M	750	$38.62	$28,965	6,776 Direct	+12.45%	Acquired	363.7% (price as of 2026-08-20)
March 4, 2013	AWR	F	600	$30.02	$18,012	12,466 Direct	-4.59%	Disposed	496.5% (price as of 2026-08-20)
March 4, 2013	AWR	F	280	$53.71	$15,039	6,026 Direct	-4.44%	Disposed	233.4% (price as of 2026-08-20)
March 3, 2013	AWR	A	39	$30.02	$1,171	13,066 Direct	+0.30%	Acquired	496.5% (price as of 2026-08-20)
March 1, 2013	AWR	A	25	$53.71	$1,343	6,306 Direct	+0.40%	Acquired	233.4% (price as of 2026-08-20)
Feb. 1, 2013	AWR	F	268	$50.55	$13,547	6,281 Direct	-4.09%	Disposed	254.2% (price as of 2026-08-20)
Jan. 31, 2013	AWR	F	333	$50.78	$16,910	6,550 Direct	-4.84%	Disposed	252.6% (price as of 2026-08-20)
Jan. 29, 2013	AWR	A	40	—	—	2,879 Indirect	+1.41%	Acquired	(price as of 2026-08-20)
Jan. 29, 2013	AWR	A	800	—	—	6,883 Direct	+13.15%	Acquired	(price as of 2026-08-20)
Dec. 1, 2012	AWR	A	33	$45.50	$1,502	6,083 Direct	+0.55%	Acquired	293.6% (price as of 2026-08-20)
Sept. 5, 2012	AWR	D	659	$44.50	$29,326	6,050 Direct	-9.82%	Disposed	302.4% (price as of 2026-08-20)
Sept. 1, 2012	AWR	A	34	$43.58	$1,482	6,709 Direct	+0.51%	Acquired	310.9% (price as of 2026-08-20)
Aug. 30, 2012	AWR	M	6,200	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 30, 2012	AWR	M	4,163	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 30, 2012	AWR	M	750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 30, 2012	AWR	M	750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 30, 2012	AWR	M	750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 30, 2012	AWR	S	12,613	$43.50	$548,666	6,674 Direct	-65.40%	Disposed	311.7% (price as of 2026-08-20)
Aug. 30, 2012	AWR	M	6,200	$34.57	$214,334	19,287 Direct	+47.38%	Acquired	418.0% (price as of 2026-08-20)
Aug. 30, 2012	AWR	M	4,163	$34.11	$142,000	13,087 Direct	+46.65%	Acquired	425.0% (price as of 2026-08-20)
Aug. 30, 2012	AWR	M	750	$33.73	$25,298	8,924 Direct	+9.18%	Acquired	430.9% (price as of 2026-08-20)
Aug. 30, 2012	AWR	M	750	$25.92	$19,440	8,174 Direct	+10.10%	Acquired	590.9% (price as of 2026-08-20)
Aug. 30, 2012	AWR	M	750	$25.55	$19,162	7,424 Direct	+11.24%	Acquired	600.9% (price as of 2026-08-20)
June 1, 2012	AWR	A	32	$36.61	$1,172	6,674 Direct	+0.48%	Acquired	389.1% (price as of 2026-08-20)
May 21, 2012	AWR	M	750	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
May 21, 2012	AWR	S	750	$36.69	$27,518	6,642 Direct	-10.15%	Disposed	388.1% (price as of 2026-08-20)
May 21, 2012	AWR	M	750	$23.15	$17,362	7,392 Direct	+11.29%	Acquired	673.5% (price as of 2026-08-20)
March 1, 2012	AWR	A	16	$36.38	$582	6,642 Direct	+0.24%	Acquired	392.2% (price as of 2026-08-20)
Feb. 15, 2012	AWR	A	2,093	—	—	6,626 Direct	+46.17%	Acquired	(price as of 2026-08-20)
Feb. 1, 2012	AWR	A	285	—	—	4,533 Indirect	+6.71%	Acquired	(price as of 2026-08-20)
Feb. 1, 2012	AWR	F	240	$36.17	$8,681	4,533 Direct	-5.03%	Disposed	395.1% (price as of 2026-08-20)
Jan. 31, 2012	AWR	F	308	$35.41	$10,906	4,774 Direct	-6.06%	Disposed	405.7% (price as of 2026-08-20)
Jan. 30, 2012	AWR	F	188	$35.68	$6,708	5,082 Direct	-3.57%	Disposed	401.9% (price as of 2026-08-20)
Dec. 1, 2011	AWR	A	30	$35.36	$1,061	5,270 Direct	+0.57%	Acquired	406.4% (price as of 2026-08-20)
Sept. 1, 2011	AWR	A	30	$35.03	$1,051	5,240 Direct	+0.58%	Acquired	411.2% (price as of 2026-08-20)
June 1, 2011	AWR	A	31	$34.19	$1,060	5,209 Direct	+0.60%	Acquired	423.7% (price as of 2026-08-20)
March 1, 2011	AWR	A	29	$33.10	$960	5,179 Direct	+0.56%	Acquired	441.0% (price as of 2026-08-20)
Feb. 1, 2011	AWR	F	234	$34.00	$7,956	2,987 Direct	-7.26%	Disposed	426.7% (price as of 2026-08-20)
Jan. 31, 2011	AWR	A	2,162	—	—	5,149 Direct	+72.38%	Acquired	(price as of 2026-08-20)
Jan. 30, 2011	AWR	F	177	$33.90	$6,000	3,221 Direct	-5.21%	Disposed	428.2% (price as of 2026-08-20)
Jan. 28, 2011	AWR	A	94	—	—	2,554 Indirect	+3.82%	Acquired	(price as of 2026-08-20)
Jan. 28, 2011	AWR	F	138	$34.80	$4,802	3,398 Direct	-3.90%	Disposed	414.6% (price as of 2026-08-20)
Dec. 1, 2010	AWR	A	20	$37.26	$745	3,536 Direct	+0.57%	Acquired	380.6% (price as of 2026-08-20)
Nov. 8, 2010	AWR	F	18	$38.13	$686	3,516 Direct	-0.51%	Disposed	369.6% (price as of 2026-08-20)
Sept. 1, 2010	AWR	A	22	$34.29	$754	3,534 Direct	+0.63%	Acquired	422.2% (price as of 2026-08-20)
June 1, 2010	AWR	A	22	$33.93	$746	3,513 Direct	+0.63%	Acquired	427.8% (price as of 2026-08-20)
March 1, 2010	AWR	A	23	$32.44	$746	3,491 Direct	+0.66%	Acquired	452.0% (price as of 2026-08-20)
Feb. 1, 2010	AWR	A	2,840	—	—	17,545 Direct	+19.31%	Acquired	(price as of 2026-08-20)
Feb. 1, 2010	AWR	A	1,636	—	—	3,468 Direct	+89.30%	Acquired	(price as of 2026-08-20)
Feb. 1, 2010	AWR	A	240	—	—	2,460 Indirect	+10.81%	Acquired	(price as of 2026-08-20)
Jan. 30, 2010	AWR	F	179	$33.22	$5,946	1,833 Direct	-8.90%	Disposed	439.0% (price as of 2026-08-20)
Jan. 28, 2010	AWR	F	136	$33.55	$4,563	2,012 Direct	-6.33%	Disposed	433.7% (price as of 2026-08-20)
Dec. 1, 2009	AWR	A	15	$33.55	$503	2,148 Direct	+0.70%	Acquired	433.7% (price as of 2026-08-20)
Nov. 8, 2009	AWR	F	17	$34.71	$590	2,133 Direct	-0.79%	Disposed	415.9% (price as of 2026-08-20)
Sept. 1, 2009	AWR	A	15	$32.79	$492	2,150 Direct	+0.70%	Acquired	446.1% (price as of 2026-08-20)
June 1, 2009	AWR	A	15	$31.69	$475	2,136 Direct	+0.71%	Acquired	465.1% (price as of 2026-08-20)
March 2, 2009	AWR	A	14	$33.93	$475	2,120 Direct	+0.66%	Acquired	427.8% (price as of 2026-08-20)
Jan. 30, 2009	AWR	A	6,200	—	—	6,200 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 30, 2009	AWR	A	1,200	—	—	2,106 Direct	+132.45%	Acquired	(price as of 2026-08-20)
Jan. 28, 2009	AWR	F	129	$33.85	$4,367	906 Direct	-12.46%	Disposed	429.0% (price as of 2026-08-20)
Nov. 7, 2008	AWR	F	16	$33.83	$541	1,028 Direct	-1.53%	Disposed	429.3% (price as of 2026-08-20)
Sept. 1, 2008	AWR	A	7	$39.51	$277	1,044 Direct	+0.68%	Acquired	353.2% (price as of 2026-08-20)
June 1, 2008	AWR	A	8	$33.75	$270	1,037 Direct	+0.78%	Acquired	430.6% (price as of 2026-08-20)
March 1, 2008	AWR	A	8	$32.55	$260	1,030 Direct	+0.78%	Acquired	450.1% (price as of 2026-08-20)
Jan. 28, 2008	AWR	A	4,163	—	—	4,163 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 28, 2008	AWR	A	882	—	—	1,022 Direct	+630.00%	Acquired	(price as of 2026-08-20)
Nov. 8, 2007	AWR	A	592	$44.65	$26,433	4,342 Direct	+15.79%	Acquired	301.1% (price as of 2026-08-20)
Nov. 8, 2007	AWR	A	132	$44.65	$5,894	139 Direct	+1885.71%	Acquired	301.1% (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
June 6, 2013	AWR	Employee Stock Options (Right to Buy)	Common Stock (2,840)	$33.36	Jan. 31, 2020	2,840	Acquired
May 28, 2013	AWR	Employee Stock Options (Right to Buy)	Common Shares (592)	$44.65	Nov. 7, 2017	592	Disposed
May 28, 2013	AWR	Employee Stock Options (Right to Buy)	Common Shares (750)	$38.62	Jan. 1, 2017	750	Disposed
Aug. 30, 2012	AWR	Employee Stock Options (Right to Buy)	Common Shares (6,200)	$34.57	Jan. 29, 2019	6,200	Disposed
Aug. 30, 2012	AWR	Employee Stock Options (Right to Buy)	Common Shares (4,163)	$34.11	Jan. 27, 2018	4,163	Disposed
Aug. 30, 2012	AWR	Employee Stock Options (Right to Buy)	Common Shares (750)	$33.73	Jan. 29, 2016	750	Disposed
Aug. 30, 2012	AWR	Employee Stock Options (Right to Buy)	Common Shares (750)	$25.92	Jan. 2, 2015	750	Disposed
Aug. 30, 2012	AWR	Employee Stock Options (Right to Buy)	Common Shares (750)	$25.55	Feb. 1, 2014	750	Disposed
May 21, 2012	AWR	Employee Stock Options (Right to Buy)	Common Shares (750)	$23.15	Dec. 31, 2012	750	Disposed
Feb. 1, 2010	AWR	Employee Stock Option (right to buy)	common (2,840)	$33.36	Jan. 31, 2020	2,840	Acquired
Jan. 30, 2009	AWR	Employee Stock Option (Right to buy)	Common (6,200)	$34.57	Jan. 29, 2019	6,200	Acquired
Jan. 28, 2008	AWR	Employee Stock Option (right to buy)	common (4,163)	$34.11	Jan. 27, 2018	4,163	Acquired
Nov. 8, 2007	AWR	Employee stock option (right to buy)	common (592)	$44.65	Nov. 7, 2017	592	Acquired

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

Initial ownership (Form 3) 7 holdings

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

Date	Ticker	Security	Shares	Ownership
Nov. 9, 2007	AWR	Common	7	Direct
Nov. 9, 2007	AWR	Common	2,126	Indirect
Nov. 9, 2007	AWR	Employee stock options→ Common (750)	750	Direct
Nov. 9, 2007	AWR	Employee stock options→ Common (750)	750	Direct
Nov. 9, 2007	AWR	Employee stock options→ Common (750)	750	Direct
Nov. 9, 2007	AWR	Employee stock options→ Common (750)	750	Direct
Nov. 9, 2007	AWR	Employee stock options→ Common (750)	750	Direct