Norman P Blake JR

Insider

First SEC filing: Oct. 27, 2006 · Latest: Oct. 27, 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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

OC selling Nov. 9, 2012

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 36 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

36 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
April 2, 2015	OC	A	190	—	—	50,233 Direct	+0.38%	Acquired	(price as of 2026-08-21)
Feb. 13, 2015	OC	A	833	—	—	50,034 Direct	+1.69%	Acquired	(price as of 2026-08-21)
Jan. 20, 2015	OC	A	202	—	—	49,201 Direct	+0.41%	Acquired	(price as of 2026-08-21)
Nov. 4, 2014	OC	A	230	—	—	48,999 Direct	+0.47%	Acquired	(price as of 2026-08-21)
Oct. 24, 2014	OC	A	939	—	—	48,769 Direct	+1.96%	Acquired	(price as of 2026-08-21)
July 29, 2014	OC	A	204	—	—	47,830 Direct	+0.43%	Acquired	(price as of 2026-08-21)
July 25, 2014	OC	A	845	—	—	47,626 Direct	+1.81%	Acquired	(price as of 2026-08-21)
April 28, 2014	OC	A	795	—	—	46,781 Direct	+1.73%	Acquired	(price as of 2026-08-21)
April 3, 2014	OC	A	162	—	—	45,986 Direct	+0.35%	Acquired	(price as of 2026-08-21)
Feb. 18, 2014	OC	A	724	—	—	45,824 Direct	+1.61%	Acquired	(price as of 2026-08-21)
Oct. 28, 2013	OC	A	842	—	—	45,100 Direct	+1.90%	Acquired	(price as of 2026-08-21)
July 29, 2013	OC	A	773	—	—	44,258 Direct	+1.78%	Acquired	(price as of 2026-08-21)
April 29, 2013	OC	A	700	—	—	43,485 Direct	+1.64%	Acquired	(price as of 2026-08-21)
Feb. 25, 2013	OC	A	893	—	—	42,785 Direct	+2.13%	Acquired	(price as of 2026-08-21)
Nov. 9, 2012	OC	S	32,250	$32.99	$1,063,928	41,892 Direct	-43.50%	Disposed	349.1% (price as of 2026-08-21)
Oct. 31, 2012	OC	A	991	—	—	74,142 Direct	+1.35%	Acquired	(price as of 2026-08-21)
Aug. 6, 2012	OC	A	1,036	—	—	73,151 Direct	+1.44%	Acquired	(price as of 2026-08-21)
April 30, 2012	OC	A	891	—	—	72,115 Direct	+1.25%	Acquired	(price as of 2026-08-21)
Feb. 21, 2012	OC	A	994	—	—	71,224 Direct	+1.42%	Acquired	(price as of 2026-08-21)
Oct. 31, 2011	OC	A	1,031	—	—	70,230 Direct	+1.49%	Acquired	(price as of 2026-08-21)
Aug. 8, 2011	OC	A	1,019	—	—	69,199 Direct	+1.49%	Acquired	(price as of 2026-08-21)
May 2, 2011	OC	A	849	—	—	68,180 Direct	+1.26%	Acquired	(price as of 2026-08-21)
Feb. 22, 2011	OC	A	850	—	—	67,331 Direct	+1.28%	Acquired	(price as of 2026-08-21)
Nov. 1, 2010	OC	A	1,034	—	—	66,481 Direct	+1.58%	Acquired	(price as of 2026-08-21)
Aug. 10, 2010	OC	A	1,045	—	—	65,447 Direct	+1.62%	Acquired	(price as of 2026-08-21)
May 3, 2010	OC	A	790	—	—	64,402 Direct	+1.24%	Acquired	(price as of 2026-08-21)
Feb. 22, 2010	OC	A	1,249	—	—	63,612 Direct	+2.00%	Acquired	(price as of 2026-08-21)
Nov. 2, 2009	OC	A	2,391	—	—	62,363 Direct	+3.99%	Acquired	(price as of 2026-08-21)
Aug. 10, 2009	OC	A	2,396	—	—	59,972 Direct	+4.16%	Acquired	(price as of 2026-08-21)
May 5, 2009	OC	A	2,306	—	—	57,576 Direct	+4.17%	Acquired	(price as of 2026-08-21)
March 11, 2009	OC	P	10,010	$6.44	$64,464	50,280 Direct	+24.86%	Acquired	2200.8% (price as of 2026-08-21)
March 11, 2009	OC	P	4,990	$6.39	$31,886	55,270 Direct	+9.92%	Acquired	2218.8% (price as of 2026-08-21)
Feb. 23, 2009	OC	A	6,709	—	—	40,270 Direct	+19.99%	Acquired	(price as of 2026-08-21)
Nov. 3, 2008	OC	A	2,743	—	—	33,561 Direct	+8.90%	Acquired	(price as of 2026-08-21)
Aug. 4, 2008	OC	A	1,578	—	—	30,818 Direct	+5.40%	Acquired	(price as of 2026-08-21)
May 12, 2008	OC	A	1,597	—	—	29,240 Direct	+5.78%	Acquired	(price as of 2026-08-21)
March 7, 2008	OC	P	17,250	$17.23	$297,218	27,643 Direct	+165.98%	Acquired	760.0% (price as of 2026-08-21)
March 3, 2008	OC	A	2,244	—	—	10,393 Direct	+27.54%	Acquired	(price as of 2026-08-21)
Feb. 1, 2007	OC	A	2,149	—	—	8,149 Direct	+35.82%	Acquired	(price as of 2026-08-21)
Oct. 31, 2006	OC	A	6,000	—	—	6,000 Direct	—	Acquired	(price as of 2026-08-21)

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.

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
Oct. 27, 2006	OC	$.01 Par Value Common	0	Direct