Todd N Tipton

Insider

First SEC filing: Nov. 5, 2007 · Latest: Nov. 5, 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.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

SD selling March 20, 2013

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
March 20, 2013	SD	S	17,929	$5.65	$101,299	347,999 Direct	-4.90%	Disposed	153.6% (price as of 2026-08-21)
March 20, 2013	SD	S	17,929	$5.59	$100,223	347,999 Direct	-4.90%	Disposed	156.4% (price as of 2026-08-21)
March 18, 2013	SD	S	35,000	$5.65	$197,750	365,928 Direct	-8.73%	Disposed	153.6% (price as of 2026-08-21)
Jan. 15, 2013	SD	A	62,500	—	—	400,928 Direct	+18.47%	Acquired	(price as of 2026-08-21)
Jan. 14, 2013	SD	F	5,093	$6.66	$33,919	338,428 Direct	-1.48%	Disposed	115.2% (price as of 2026-08-21)
Jan. 13, 2013	SD	F	5,093	$6.86	$34,938	343,521 Direct	-1.46%	Disposed	108.9% (price as of 2026-08-21)
Jan. 9, 2013	SD	F	2,201	$6.93	$15,253	348,614 Direct	-0.63%	Disposed	106.8% (price as of 2026-08-21)
Jan. 8, 2013	SD	F	2,242	$6.97	$15,627	350,815 Direct	-0.64%	Disposed	105.6% (price as of 2026-08-21)
Jan. 2, 2013	SD	A	2,447	$6.42	$15,710	353,057 Direct	+0.70%	Acquired	123.2% (price as of 2026-08-21)
Oct. 1, 2012	SD	A	7,424	$7.06	$52,413	350,610 Direct	+2.16%	Acquired	103.0% (price as of 2026-08-21)
Sept. 14, 2012	SD	S	28,034	$7.62	$213,619	343,186 Direct	-7.55%	Disposed	88.1% (price as of 2026-08-21)
July 13, 2012	SD	A	62,500	—	—	371,220 Direct	+20.24%	Acquired	(price as of 2026-08-21)
July 11, 2012	SD	F	1,070	$6.16	$6,591	308,720 Direct	-0.35%	Disposed	132.6% (price as of 2026-08-21)
July 10, 2012	SD	F	2,140	$6.10	$13,054	309,790 Direct	-0.69%	Disposed	134.9% (price as of 2026-08-21)
July 9, 2012	SD	F	3,633	$6.41	$23,288	311,930 Direct	-1.15%	Disposed	123.6% (price as of 2026-08-21)
July 8, 2012	SD	F	4,954	$6.43	$31,854	315,563 Direct	-1.55%	Disposed	122.9% (price as of 2026-08-21)
July 2, 2012	SD	A	2,404	$6.54	$15,722	320,517 Direct	+0.76%	Acquired	119.1% (price as of 2026-08-21)
July 2, 2012	SD	A	2,404	$6.54	$15,722	320,517 Direct	+0.76%	Acquired	119.1% (price as of 2026-08-21)
April 3, 2012	SD	S	4,000	$8.03	$32,120	318,113 Direct	-1.24%	Disposed	78.5% (price as of 2026-08-21)
April 2, 2012	SD	A	3,727	$8.00	$29,816	322,113 Direct	+1.17%	Acquired	79.1% (price as of 2026-08-21)
March 23, 2012	SD	S	14,601	$8.04	$117,392	329,460 Direct	-4.24%	Disposed	78.2% (price as of 2026-08-21)
March 23, 2012	SD	S	11,074	$8.10	$89,699	318,386 Direct	-3.36%	Disposed	76.9% (price as of 2026-08-21)
Jan. 14, 2012	SD	F	4,954	$8.05	$39,880	344,061 Direct	-1.42%	Disposed	78.0% (price as of 2026-08-21)
Jan. 13, 2012	SD	A	62,500	—	—	349,015 Direct	+21.81%	Acquired	(price as of 2026-08-21)
Jan. 11, 2012	SD	F	1,070	$8.47	$9,063	286,515 Direct	-0.37%	Disposed	69.2% (price as of 2026-08-21)
Jan. 9, 2012	SD	F	2,309	$8.50	$19,626	287,585 Direct	-0.80%	Disposed	68.6% (price as of 2026-08-21)
Jan. 8, 2012	SD	F	2,469	$8.54	$21,085	289,894 Direct	-0.84%	Disposed	67.8% (price as of 2026-08-21)
Jan. 3, 2012	SD	A	1,834	$8.30	$15,222	292,363 Direct	+0.63%	Acquired	72.7% (price as of 2026-08-21)
Oct. 3, 2011	SD	A	9,981	$5.07	$50,604	290,529 Direct	+3.56%	Acquired	182.6% (price as of 2026-08-21)
July 11, 2011	SD	F	1,079	$10.28	$11,092	281,747 Direct	-0.38%	Disposed	39.4% (price as of 2026-08-21)
July 11, 2011	SD	F	1,199	$10.28	$12,326	280,548 Direct	-0.43%	Disposed	39.4% (price as of 2026-08-21)
July 10, 2011	SD	F	2,157	$10.83	$23,360	282,826 Direct	-0.76%	Disposed	32.3% (price as of 2026-08-21)
July 9, 2011	SD	F	3,662	$10.83	$39,659	284,983 Direct	-1.27%	Disposed	32.3% (price as of 2026-08-21)
July 8, 2011	SD	A	62,500	—	—	288,645 Direct	+27.64%	Acquired	(price as of 2026-08-21)
July 1, 2011	SD	A	1,339	$10.55	$14,126	226,145 Direct	+0.60%	Acquired	35.8% (price as of 2026-08-21)
May 27, 2011	SD	S	17,790	$12.07	$214,725	224,806 Direct	-7.33%	Disposed	18.7% (price as of 2026-08-21)
May 20, 2011	SD	S	4,254	$10.59	$45,050	245,971 Direct	-1.70%	Disposed	35.3% (price as of 2026-08-21)
May 20, 2011	SD	S	3,375	$10.60	$35,775	242,596 Direct	-1.37%	Disposed	35.2% (price as of 2026-08-21)
May 10, 2011	SD	S	4,000	$11.00	$44,000	250,225 Direct	-1.57%	Disposed	30.3% (price as of 2026-08-21)
April 1, 2011	SD	A	1,353	$13.01	$17,603	254,225 Direct	+0.54%	Acquired	10.1% (price as of 2026-08-21)
Jan. 14, 2011	SD	A	62,500	—	—	252,872 Direct	+32.83%	Acquired	(price as of 2026-08-21)
Jan. 11, 2011	SD	F	1,079	$7.80	$8,416	190,372 Direct	-0.56%	Disposed	83.7% (price as of 2026-08-21)
Jan. 10, 2011	SD	F	1,997	$7.85	$15,676	191,451 Direct	-1.03%	Disposed	82.5% (price as of 2026-08-21)
Jan. 9, 2011	SD	F	2,361	$7.81	$18,439	193,448 Direct	-1.21%	Disposed	83.5% (price as of 2026-08-21)
Jan. 8, 2011	SD	F	2,486	$7.81	$19,416	195,809 Direct	-1.25%	Disposed	83.5% (price as of 2026-08-21)
Jan. 3, 2011	SD	A	1,837	$7.54	$13,851	198,295 Direct	+0.94%	Acquired	90.1% (price as of 2026-08-21)
Nov. 9, 2010	SD	P	8,000	$5.16	$41,280	196,458 Direct	+4.24%	Acquired	177.7% (price as of 2026-08-21)
Oct. 5, 2010	SD	A	6,585	$5.87	$38,654	188,458 Direct	+3.62%	Acquired	144.1% (price as of 2026-08-21)
July 10, 2010	SD	F	2,156	$6.26	$13,497	181,873 Direct	-1.17%	Disposed	128.9% (price as of 2026-08-21)
July 9, 2010	SD	A	45,833	—	—	184,029 Direct	+33.17%	Acquired	(price as of 2026-08-21)
July 6, 2010	SD	A	2,347	$5.90	$13,847	138,196 Direct	+1.73%	Acquired	142.9% (price as of 2026-08-21)
April 12, 2010	SD	S	7,125	$7.53	$53,651	135,849 Direct	-4.98%	Disposed	90.3% (price as of 2026-08-21)
April 5, 2010	SD	A	2,179	$7.58	$16,517	142,974 Direct	+1.55%	Acquired	89.1% (price as of 2026-08-21)
Jan. 10, 2010	SD	F	1,996	$10.84	$21,637	140,795 Direct	-1.40%	Disposed	32.2% (price as of 2026-08-21)
Jan. 9, 2010	SD	F	2,156	$10.84	$23,371	142,791 Direct	-1.49%	Disposed	32.2% (price as of 2026-08-21)
Jan. 8, 2010	SD	A	27,500	—	—	144,947 Direct	+23.41%	Acquired	(price as of 2026-08-21)
Jan. 4, 2010	SD	A	1,286	$10.12	$13,014	117,447 Direct	+1.11%	Acquired	41.6% (price as of 2026-08-21)
Oct. 7, 2009	SD	A	2,750	$13.08	$35,970	116,161 Direct	+2.42%	Acquired	9.6% (price as of 2026-08-21)
Sept. 29, 2009	SD	S	6,750	$12.85	$86,738	113,411 Direct	-5.62%	Disposed	11.5% (price as of 2026-08-21)
July 10, 2009	SD	A	27,000	—	—	120,161 Direct	+28.98%	Acquired	(price as of 2026-08-21)
July 1, 2009	SD	A	1,712	$8.61	$14,740	93,161 Direct	+1.87%	Acquired	66.4% (price as of 2026-08-21)
March 30, 2009	SD	A	1,657	$6.57	$10,886	91,449 Direct	+1.85%	Acquired	118.1% (price as of 2026-08-21)
Jan. 9, 2009	SD	A	27,000	—	—	89,792 Direct	+43.00%	Acquired	(price as of 2026-08-21)
Nov. 26, 2008	SD	S	2,552	$8.50	$21,692	60,926 Direct	-4.02%	Disposed	68.6% (price as of 2026-08-21)
Oct. 17, 2008	SD	A	2,820	$11.62	$32,768	63,478 Direct	+4.65%	Acquired	23.3% (price as of 2026-08-21)
July 14, 2008	SD	A	676	$35.86	$24,241	60,228 Direct	+1.14%	Acquired	-60.0% (price as of 2026-08-21)
July 14, 2008	SD	A	200	$39.15	$7,830	60,428 Direct	+0.33%	Acquired	-63.4% (price as of 2026-08-21)
July 14, 2008	SD	A	230	$60.53	$13,922	60,658 Direct	+0.38%	Acquired	-76.3% (price as of 2026-08-21)
July 11, 2008	SD	F	1,198	$61.46	$73,629	46,052 Direct	-2.54%	Disposed	-76.7% (price as of 2026-08-21)
July 11, 2008	SD	A	13,500	—	—	59,552 Direct	+29.31%	Acquired	(price as of 2026-08-21)
June 19, 2008	SD	S	954	$67.52	$64,414	50,550 Direct	-1.85%	Disposed	-78.8% (price as of 2026-08-21)
June 19, 2008	SD	S	100	$67.53	$6,753	50,450 Direct	-0.20%	Disposed	-78.8% (price as of 2026-08-21)
June 19, 2008	SD	S	300	$67.56	$20,268	50,150 Direct	-0.59%	Disposed	-78.8% (price as of 2026-08-21)
June 19, 2008	SD	S	1,500	$67.57	$101,355	48,650 Direct	-2.99%	Disposed	-78.8% (price as of 2026-08-21)
June 19, 2008	SD	S	100	$67.58	$6,758	48,550 Direct	-0.21%	Disposed	-78.8% (price as of 2026-08-21)
June 19, 2008	SD	S	500	$67.59	$33,795	48,050 Direct	-1.03%	Disposed	-78.8% (price as of 2026-08-21)
June 19, 2008	SD	S	800	$67.60	$54,080	47,250 Direct	-1.66%	Disposed	-78.8% (price as of 2026-08-21)
Jan. 11, 2008	SD	A	13,500	—	—	51,504 Direct	+35.52%	Acquired	(price as of 2026-08-21)
Jan. 10, 2008	SD	F	1,996	$31.06	$61,996	38,004 Direct	-4.99%	Disposed	-53.9% (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) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
Nov. 5, 2007	SD	Common Stock	40,000	Direct
Nov. 5, 2007	SD	Common Stock	80	Indirect

Compensation (DEF 14A)

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

SD

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2012	$455,746	$454,000	—	—	—	—	$136,380	$1,949,876
2011	$424,884	$447,500	—	—	—	—	$119,904	$2,160,413
2010	$401,692	$304,500	—	—	—	—	$105,221	$1,396,428

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