James M Mattern

CIK 1194865 · View on SEC EDGAR ↗

Insider

First SEC filing: Feb. 10, 2004 · Latest: Jan. 14, 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.

Insider at

BKH selling May 12, 2005

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
Jan. 6, 2009	BKH	F	154	$27.28	$4,201	26,745 Direct	-0.57%	Disposed	170.2% (price as of 2026-08-20)
Jan. 5, 2009	BKH	F	176	$27.36	$4,815	26,899 Direct	-0.65%	Disposed	169.4% (price as of 2026-08-20)
Jan. 2, 2009	BKH	F	156	$27.29	$4,257	27,075 Direct	-0.57%	Disposed	170.1% (price as of 2026-08-20)
Feb. 12, 2008	BKH	A	1,563	$43.48	$67,959	27,231 Direct	+6.09%	Acquired	69.5% (price as of 2026-08-20)
Jan. 4, 2008	BKH	F	125	$41.84	$5,230	25,668 Direct	-0.48%	Disposed	76.2% (price as of 2026-08-20)
Jan. 4, 2008	BKH	F	144	$41.84	$6,025	25,792 Direct	-0.56%	Disposed	76.2% (price as of 2026-08-20)
Jan. 4, 2008	BKH	F	143	$41.84	$5,983	25,937 Direct	-0.55%	Disposed	76.2% (price as of 2026-08-20)
Jan. 4, 2008	BKH	A	1,434	—	—	26,079 Direct	+5.82%	Acquired	(price as of 2026-08-20)
Jan. 2, 2008	BKH	M	2,500	$22.00	$55,000	0 Direct	-100.00%	Disposed	235.1% (price as of 2026-08-20)
Jan. 2, 2008	BKH	M	2,500	$22.00	$55,000	0 Direct	-100.00%	Disposed	235.1% (price as of 2026-08-20)
Jan. 2, 2008	BKH	M	2,500	$22.00	$55,000	0 Direct	-100.00%	Disposed	235.1% (price as of 2026-08-20)
Jan. 2, 2008	BKH	M	2,500	$22.00	$55,000	24,645 Direct	+11.29%	Acquired	235.1% (price as of 2026-08-20)
Jan. 2, 2008	BKH	F	1,118	$43.09	$48,175	22,145 Direct	-4.81%	Disposed	71.1% (price as of 2026-08-20)
Jan. 2, 2008	BKH	F	3,829	$43.09	$164,992	23,263 Direct	-14.13%	Disposed	71.1% (price as of 2026-08-20)
Jan. 2, 2008	BKH	M	2,500	$22.00	$55,000	27,092 Direct	+10.17%	Acquired	235.1% (price as of 2026-08-20)
Jan. 2, 2008	BKH	M	2,500	$22.00	$55,000	24,592 Direct	+11.32%	Acquired	235.1% (price as of 2026-08-20)
Dec. 31, 2007	BKH	J	247	—	—	7,453 Indirect	+3.43%	Acquired	(price as of 2026-08-20)
May 10, 2007	BKH	F	110	$41.43	$4,557	22,092 Direct	-0.50%	Disposed	77.9% (price as of 2026-08-20)
March 21, 2007	BKH	M	2,500	$19.38	$48,450	0 Direct	-100.00%	Disposed	280.4% (price as of 2026-08-20)
March 21, 2007	BKH	M	2,500	$19.38	$48,450	0 Direct	-100.00%	Disposed	280.4% (price as of 2026-08-20)
March 21, 2007	BKH	M	2,500	$19.38	$48,450	0 Direct	-100.00%	Disposed	280.4% (price as of 2026-08-20)
March 21, 2007	BKH	F	945	$37.00	$34,965	22,202 Direct	-4.08%	Disposed	99.2% (price as of 2026-08-20)
March 21, 2007	BKH	F	3,927	$37.00	$145,299	23,147 Direct	-14.50%	Disposed	99.2% (price as of 2026-08-20)
March 21, 2007	BKH	M	2,500	$19.38	$48,450	27,074 Direct	+10.17%	Acquired	280.4% (price as of 2026-08-20)
March 21, 2007	BKH	M	2,500	$19.38	$48,450	24,574 Direct	+11.33%	Acquired	280.4% (price as of 2026-08-20)
March 21, 2007	BKH	M	2,500	$19.38	$48,450	22,074 Direct	+12.77%	Acquired	280.4% (price as of 2026-08-20)
Feb. 15, 2007	BKH	A	163	$36.75	$5,990	19,574 Direct	+0.84%	Acquired	100.6% (price as of 2026-08-20)
Jan. 5, 2007	BKH	F	154	$37.11	$5,715	19,411 Direct	-0.79%	Disposed	98.6% (price as of 2026-08-20)
Jan. 5, 2007	BKH	F	178	$37.11	$6,606	19,565 Direct	-0.90%	Disposed	98.6% (price as of 2026-08-20)
Jan. 5, 2007	BKH	A	1,617	—	—	19,743 Direct	+8.92%	Acquired	(price as of 2026-08-20)
Dec. 31, 2006	BKH	J	393	—	—	7,206 Indirect	+5.77%	Acquired	(price as of 2026-08-20)
Dec. 31, 2006	BKH	J	167	—	—	18,126 Direct	+0.93%	Acquired	(price as of 2026-08-20)
May 15, 2006	BKH	F	170	$35.30	$6,001	17,960 Direct	-0.94%	Disposed	108.8% (price as of 2026-08-20)
May 10, 2006	BKH	F	110	$36.30	$3,993	18,129 Direct	-0.60%	Disposed	103.1% (price as of 2026-08-20)
Feb. 28, 2006	BKH	A	669	$35.41	$23,689	18,239 Direct	+3.81%	Acquired	108.2% (price as of 2026-08-20)
Feb. 1, 2006	BKH	A	368	$35.83	$13,185	17,569 Direct	+2.14%	Acquired	105.7% (price as of 2026-08-20)
Jan. 6, 2006	BKH	F	178	$35.49	$6,317	17,201 Direct	-1.02%	Disposed	107.7% (price as of 2026-08-20)
Jan. 6, 2006	BKH	A	1,413	—	—	17,379 Direct	+8.85%	Acquired	(price as of 2026-08-20)
Dec. 31, 2005	BKH	J	395	—	—	6,813 Indirect	+6.15%	Acquired	(price as of 2026-08-20)
Dec. 31, 2005	BKH	J	513	—	—	15,966 Direct	+3.32%	Acquired	(price as of 2026-08-20)
May 15, 2005	BKH	F	170	$34.87	$5,928	15,453 Direct	-1.09%	Disposed	111.4% (price as of 2026-08-20)
May 12, 2005	BKH	M	3,000	$16.67	$50,010	0 Direct	-100.00%	Disposed	342.2% (price as of 2026-08-20)
May 12, 2005	BKH	M	3,000	$16.67	$50,010	0 Direct	-100.00%	Disposed	342.2% (price as of 2026-08-20)
May 12, 2005	BKH	M	3,000	$16.67	$50,010	0 Direct	-100.00%	Disposed	342.2% (price as of 2026-08-20)
May 12, 2005	BKH	S	300	$35.04	$10,512	15,622 Direct	-1.88%	Disposed	110.4% (price as of 2026-08-20)
May 12, 2005	BKH	S	1,600	$35.14	$56,224	15,922 Direct	-9.13%	Disposed	109.8% (price as of 2026-08-20)
May 12, 2005	BKH	S	1,700	$35.21	$59,857	17,522 Direct	-8.84%	Disposed	109.4% (price as of 2026-08-20)
May 12, 2005	BKH	S	600	$35.35	$21,210	19,222 Direct	-3.03%	Disposed	108.5% (price as of 2026-08-20)
May 12, 2005	BKH	S	1,325	$35.45	$46,971	19,822 Direct	-6.27%	Disposed	107.9% (price as of 2026-08-20)
May 12, 2005	BKH	M	3,000	$16.67	$50,010	21,147 Direct	+16.53%	Acquired	342.2% (price as of 2026-08-20)
May 12, 2005	BKH	M	3,000	$16.67	$50,010	18,147 Direct	+19.81%	Acquired	342.2% (price as of 2026-08-20)
May 12, 2005	BKH	M	3,000	$16.67	$50,010	15,147 Direct	+24.70%	Acquired	342.2% (price as of 2026-08-20)
May 10, 2005	BKH	F	109	$36.18	$3,944	12,147 Direct	-0.89%	Disposed	103.7% (price as of 2026-08-20)
April 22, 2005	BKH	F	161	$35.07	$5,646	12,256 Direct	-1.30%	Disposed	110.2% (price as of 2026-08-20)
Jan. 6, 2005	BKH	A	1,637	—	—	12,418 Direct	+15.18%	Acquired	(price as of 2026-08-20)
Dec. 31, 2004	BKH	J	440	—	—	6,419 Indirect	+7.36%	Acquired	(price as of 2026-08-20)
Dec. 31, 2004	BKH	J	425	—	—	10,781 Direct	+4.10%	Acquired	(price as of 2026-08-20)
May 30, 2004	BKH	F	45	$29.30	$1,318	10,356 Direct	-0.43%	Disposed	151.6% (price as of 2026-08-20)
May 17, 2004	BKH	F	169	$29.22	$4,938	10,401 Direct	-1.60%	Disposed	152.3% (price as of 2026-08-20)
May 10, 2004	BKH	A	1,241	—	—	10,571 Direct	+13.30%	Acquired	(price as of 2026-08-20)
April 23, 2004	BKH	F	136	$30.78	$4,186	9,330 Direct	-1.44%	Disposed	139.5% (price as of 2026-08-20)
March 2, 2004	BKH	A	226	$31.10	$7,029	9,466 Direct	+2.45%	Acquired	137.0% (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
Jan. 2, 2008	BKH	Option (Right to Buy)	Common Stock (2,500)	$22.00	April 21, 2008	2,500	Disposed
Jan. 2, 2008	BKH	Option (Right to Buy)	Common Stock (2,500)	$22.00	April 21, 2008	2,500	Disposed
Jan. 2, 2008	BKH	Option (Right to Buy)	Common Stock (2,500)	$22.00	April 21, 2008	2,500	Disposed
March 21, 2007	BKH	Option (Right to Buy)	Common Stock (2,500)	$19.38	July 21, 2007	2,500	Disposed
March 21, 2007	BKH	Option (Right to Buy)	Common Stock (2,500)	$19.38	July 21, 2007	2,500	Disposed
March 21, 2007	BKH	Option (Right to Buy)	Common Stock (2,500)	$19.38	July 21, 2007	2,500	Disposed
May 12, 2005	BKH	Option (Right to Buy)	Common Stock (3,000)	$16.67	Nov. 22, 2006	3,000	Disposed
May 12, 2005	BKH	Option (Right to Buy)	Common Stock (3,000)	$16.67	Nov. 22, 2006	3,000	Disposed
May 12, 2005	BKH	Option (Right to Buy)	Common Stock (3,000)	$16.67	Nov. 22, 2006	3,000	Disposed

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