Ronald E Osborne

Insider

First SEC filing: March 30, 2007 · Latest: March 30, 2007

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

ACM selling April 26, 2016

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 57 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

57 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Dec. 15, 2016	ACM	A	5,343	$38.16	$203,889	28,169 Direct	+23.41%	Acquired	70.0% (price as of 2026-08-20)
Dec. 15, 2016	ACM	M	4,278	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 15, 2016	ACM	A	3,276	—	—	3,276 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 15, 2016	ACM	M	2,671	$38.16	$101,925	22,826 Direct	+13.25%	Acquired	70.0% (price as of 2026-08-20)
April 26, 2016	ACM	S 10b5-1	5,000	$32.00	$160,000	19,346 Direct	-20.54%	Disposed	102.7% (price as of 2026-08-20)
Dec. 15, 2015	ACM	F	1,607	$38.16	$61,323	24,433 Direct	-6.17%	Disposed	70.0% (price as of 2026-08-20)
Dec. 15, 2015	ACM	A	4,178	—	—	4,178 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 15, 2015	ACM	M	4,493	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 15, 2015	ACM	A	3,179	—	—	24,346 Direct	+15.02%	Acquired	(price as of 2026-08-20)
Dec. 15, 2015	ACM	M	2,805	—	—	21,167 Direct	+15.28%	Acquired	(price as of 2026-08-20)
Dec. 15, 2015	ACM	F	1,688	$29.92	$50,505	18,362 Direct	-8.42%	Disposed	116.8% (price as of 2026-08-20)
Dec. 15, 2014	ACM	M	4,015	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 15, 2014	ACM	A	977	—	—	17,558 Direct	+5.89%	Acquired	(price as of 2026-08-20)
Dec. 15, 2014	ACM	M	2,506	—	—	16,581 Direct	+17.80%	Acquired	(price as of 2026-08-20)
Dec. 15, 2014	ACM	F	1,509	$20.55	$31,010	14,075 Direct	-9.68%	Disposed	215.7% (price as of 2026-08-20)
Nov. 19, 2014	ACM	A	3,857	—	—	3,857 Direct	—	Acquired	(price as of 2026-08-20)
April 15, 2014	ACM	S 10b5-1	8,000	$32.31	$258,480	13,527 Direct	-37.16%	Disposed	100.8% (price as of 2026-08-20)
Dec. 15, 2013	ACM	M	2,724	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 15, 2013	ACM	A	236	—	—	21,271 Direct	+1.12%	Acquired	(price as of 2026-08-20)
Dec. 15, 2013	ACM	M	1,700	—	—	21,035 Direct	+8.79%	Acquired	(price as of 2026-08-20)
Dec. 15, 2013	ACM	F	1,024	$27.47	$28,129	19,335 Direct	-5.03%	Disposed	136.1% (price as of 2026-08-20)
Nov. 20, 2013	ACM	A	4,278	—	—	15,510 Direct	+38.09%	Acquired	(price as of 2026-08-20)
Dec. 15, 2012	ACM	F	938	$23.82	$22,343	15,462 Direct	-5.72%	Disposed	172.3% (price as of 2026-08-20)
Dec. 15, 2012	ACM	M	1,619	—	—	17,081 Direct	+10.47%	Acquired	(price as of 2026-08-20)
Dec. 15, 2012	ACM	A	1,389	—	—	18,470 Direct	+8.13%	Acquired	(price as of 2026-08-20)
Dec. 15, 2012	ACM	M	2,557	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 28, 2012	ACM	A	4,493	—	—	13,789 Direct	+48.33%	Acquired	(price as of 2026-08-20)
Dec. 15, 2011	ACM	M	794	—	—	11,955 Direct	+7.11%	Acquired	(price as of 2026-08-20)
Dec. 15, 2011	ACM	M	1,254	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 15, 2011	ACM	A	2,055	—	—	14,010 Direct	+17.19%	Acquired	(price as of 2026-08-20)
Dec. 15, 2011	ACM	F	460	$19.20	$8,832	11,161 Direct	-3.96%	Disposed	237.9% (price as of 2026-08-20)
Nov. 28, 2011	ACM	A	4,015	—	—	10,550 Direct	+61.44%	Acquired	(price as of 2026-08-20)
Nov. 23, 2011	ACM	M	8,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 23, 2011	ACM	S	5,597	$19.98	$111,828	11,161 Direct	-33.40%	Disposed	224.7% (price as of 2026-08-20)
Nov. 23, 2011	ACM	M	8,000	$10.39	$83,120	16,758 Direct	+91.35%	Acquired	524.4% (price as of 2026-08-20)
Jan. 26, 2011	ACM	M	10,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Jan. 26, 2011	ACM	S 10b5-1	10,000	$29.50	$295,000	8,216 Direct	-54.90%	Disposed	119.9% (price as of 2026-08-20)
Jan. 26, 2011	ACM	M	10,000	$10.34	$103,400	18,216 Direct	+121.71%	Acquired	527.4% (price as of 2026-08-20)
Jan. 11, 2011	ACM	M	5,000	—	—	10,000 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Jan. 11, 2011	ACM	S 10b5-1	5,000	$27.00	$135,000	8,216 Direct	-37.83%	Disposed	140.3% (price as of 2026-08-20)
Jan. 11, 2011	ACM	M	5,000	$10.34	$51,700	13,216 Direct	+60.86%	Acquired	527.4% (price as of 2026-08-20)
Dec. 15, 2010	ACM	M	364	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 15, 2010	ACM	A	2,758	—	—	8,216 Direct	+50.53%	Acquired	(price as of 2026-08-20)
Dec. 15, 2010	ACM	A	236	—	—	5,458 Direct	+4.52%	Acquired	(price as of 2026-08-20)
Dec. 10, 2010	ACM	M	15,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Dec. 10, 2010	ACM	S 10b5-1	15,000	$28.00	$420,000	5,222 Direct	-74.18%	Disposed	131.7% (price as of 2026-08-20)
Dec. 8, 2010	ACM	A	2,724	—	—	2,724 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 4, 2010	ACM	A	2,288	$28.15	$64,407	5,222 Direct	+77.98%	Acquired	130.4% (price as of 2026-08-20)
Dec. 2, 2009	ACM	A	2,557	—	—	3,811 Direct	+203.91%	Acquired	(price as of 2026-08-20)
Jan. 22, 2009	ACM	A	2,413	$25.10	$60,566	2,934 Direct	+463.15%	Acquired	158.4% (price as of 2026-08-20)
Dec. 1, 2008	ACM	A	1,254	—	—	1,254 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 1, 2008	ACM	A	836	—	—	836 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 1, 2008	ACM	A	2,458	—	—	2,458 Direct	—	Acquired	(price as of 2026-08-20)
June 7, 2007	ACM	A	15	$22.77	$342	364 Direct	+4.30%	Acquired	184.9% (price as of 2026-08-20)
June 5, 2007	ACM	A	80	$23.41	$1,873	350 Direct	+29.63%	Acquired	177.1% (price as of 2026-08-20)
May 24, 2007	ACM	A	3	$23.05	$69	269 Direct	+1.13%	Acquired	181.4% (price as of 2026-08-20)
May 22, 2007	ACM	A	16	$23.95	$383	267 Direct	+6.37%	Acquired	170.9% (price as of 2026-08-20)
May 16, 2007	ACM	A	3	$22.94	$69	251 Direct	+1.21%	Acquired	182.8% (price as of 2026-08-20)
May 10, 2007	ACM	A	18	$21.10	$380	248 Direct	+7.83%	Acquired	207.4% (price as of 2026-08-20)
April 27, 2007	ACM	A	4	$15.40	$62	230 Direct	+1.77%	Acquired	321.2% (price as of 2026-08-20)
April 23, 2007	ACM	A	24	$15.40	$370	226 Direct	+11.88%	Acquired	321.2% (price as of 2026-08-20)
April 18, 2007	ACM	A	4	$15.40	$62	201 Direct	+2.03%	Acquired	321.2% (price as of 2026-08-20)
April 9, 2007	ACM	A	24	$15.40	$370	197 Direct	+13.87%	Acquired	321.2% (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
Dec. 15, 2016	ACM	Restricted Stock Unit	Common Stock (4,278)	—	—	4,278	Disposed
Dec. 15, 2016	ACM	Restricted Stock Unit	Common Stock (3,276)	—	—	3,276	Acquired
Dec. 15, 2015	ACM	Restricted Stock Unit	Common Stock (4,178)	—	—	4,178	Acquired
Dec. 15, 2015	ACM	Restricted Stock Unit	Common Stock (4,493)	—	—	4,493	Disposed
Dec. 15, 2014	ACM	Restricted Stock Unit	Common Stock (4,015)	—	—	4,015	Disposed
Nov. 19, 2014	ACM	Restricted Stock Unit	Common Stock (3,857)	—	—	3,857	Acquired
Dec. 15, 2013	ACM	Restricted Stock Unit	Common Stock (2,724)	—	—	2,724	Disposed
Nov. 20, 2013	ACM	Restricted Stock Unit	Common Stock (4,278)	—	—	4,278	Acquired
Dec. 15, 2012	ACM	Restricted Stock Unit	Common Stock (2,557)	—	—	2,557	Disposed
Nov. 28, 2012	ACM	Restricted Stock Unit	Common Stock (4,493)	—	—	4,493	Acquired
Dec. 15, 2011	ACM	Restricted Stock Unit	Common Stock (1,254)	—	—	1,254	Disposed
Nov. 28, 2011	ACM	Restricted Stock Unit	Common Stock (4,015)	—	—	4,015	Acquired
Nov. 23, 2011	ACM	Employee Stock Option	Common Stock (8,000)	$10.39	Dec. 2, 2011	8,000	Disposed
Jan. 26, 2011	ACM	Employee Stock Option	Common Stock (10,000)	$10.34	March 1, 2011	10,000	Disposed
Jan. 11, 2011	ACM	Employee Stock Option	Common Stock (5,000)	$10.34	March 1, 2011	5,000	Disposed
Dec. 15, 2010	ACM	Common Stock Unit	Common Stock (364)	—	Dec. 15, 2010	364	Disposed
Dec. 10, 2010	ACM	Employee Stock Option	Common Stock (15,000)	$10.34	March 1, 2011	15,000	Disposed
Dec. 8, 2010	ACM	Restricted Stock Unit	Common Stock (2,724)	—	—	2,724	Acquired
Dec. 2, 2009	ACM	Restricted Stock Unit	Common Stock (2,557)	—	—	2,557	Acquired
Dec. 1, 2008	ACM	Restricted Stock Unit	Common Stock (1,254)	—	—	1,254	Acquired
Dec. 1, 2008	ACM	Restricted Stock Unit	Common Stock (836)	—	—	836	Acquired
Dec. 1, 2008	ACM	Employee Stock Option	Common Stock (2,458)	$23.94	Dec. 1, 2015	2,458	Acquired
June 7, 2007	ACM	Common Stock Unit	Common Stock (15)	—	—	15	Acquired
June 5, 2007	ACM	Common Stock Unit	Common Stock (80)	—	—	80	Acquired
May 24, 2007	ACM	Common Stock Unit	Common Stock (3)	—	—	3	Acquired
May 22, 2007	ACM	Common Stock Unit	Common Stock (16)	—	—	16	Acquired
May 16, 2007	ACM	Common Stock Unit	Common Stock (3)	—	—	3	Acquired
May 10, 2007	ACM	Common Stock Unit	Common Stock (18)	—	—	18	Acquired
April 27, 2007	ACM	Common Stock Unit	Common Stock (4)	—	—	4	Acquired
April 23, 2007	ACM	Common Stock Unit	Common Stock (24)	—	—	24	Acquired
April 18, 2007	ACM	Common Stock Unit	Common Stock (4)	—	—	4	Acquired
April 9, 2007	ACM	Common Stock Unit	Common Stock (24)	—	—	24	Acquired

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

Initial ownership (Form 3) 4 holdings

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

Date	Ticker	Security	Shares	Ownership
March 30, 2007	ACM	Common Stock	261	Direct
March 30, 2007	ACM	Common Stock Unit→ Common Stock (61)	61	Direct
March 30, 2007	ACM	Stock Option→ Common Stock (15,000)	15,000	Direct
March 30, 2007	ACM	Stock Option→ Common Stock (4,000)	4,000	Direct