Kemal Williamson — SEC Insider Profile, Roles & Companies

Insider at

BTU selling Sept. 17, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 62 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

62 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Jan. 4, 2022	BTU	F	12,208	$11.24	$137,218	84,793 Direct	-12.59%	Disposed	103.6% (price as of 2026-10-23)
Jan. 2, 2022	BTU	F	8,495	$10.07	$85,545	97,001 Direct	-8.05%	Disposed	127.3% (price as of 2026-10-23)
Sept. 17, 2021	BTU	S	57,740	$14.87	$858,594	125,577 Direct	-31.50%	Disposed	53.9% (price as of 2026-10-23)
Sept. 17, 2021	BTU	S	20,081	$14.90	$299,207	105,496 Direct	-15.99%	Disposed	53.6% (price as of 2026-10-23)
June 11, 2021	BTU	S	8,500	$9.45	$80,325	183,317 Direct	-4.43%	Disposed	142.2% (price as of 2026-10-23)
May 18, 2021	BTU	S	60,000	$7.15	$429,000	191,817 Direct	-23.83%	Disposed	220.1% (price as of 2026-10-23)
Feb. 22, 2021	BTU	S 10b5-1	1,381	$3.90	$5,386	251,817 Direct	-0.55%	Disposed	486.9% (price as of 2026-10-23)
Feb. 18, 2021	BTU	A	14,280	·	·	258,274 Direct	+5.85%	Acquired
Feb. 18, 2021	BTU	F	5,076	$3.89	$19,746	253,198 Direct	-1.97%	Disposed	488.4% (price as of 2026-10-23)
Feb. 9, 2021	BTU	F	1,261	$3.73	$4,704	243,994 Direct	-0.51%	Disposed	513.7% (price as of 2026-10-23)
Jan. 5, 2021	BTU	S 10b5-1	1,505	$3.07	$4,620	245,255 Direct	-0.61%	Disposed	645.6% (price as of 2026-10-23)
Jan. 4, 2021	BTU	A	54,704	·	·	246,760 Direct	+28.48%	Acquired
Jan. 2, 2021	BTU	F	5,728	$2.41	$13,804	192,056 Direct	-2.90%	Disposed	849.8% (price as of 2026-10-23)
April 8, 2020	BTU	S 10b5-1	12,783	$2.93	$37,454	197,784 Direct	-6.07%	Disposed	681.2% (price as of 2026-10-23)
April 3, 2020	BTU	F	25,023	$3.01	$75,319	210,567 Direct	-10.62%	Disposed	660.5% (price as of 2026-10-23)
Feb. 9, 2020	BTU	F	1,244	$8.50	$10,574	235,590 Direct	-0.53%	Disposed	169.3% (price as of 2026-10-23)
Jan. 2, 2020	BTU	A	42,888	·	·	238,281 Direct	+21.95%	Acquired
Jan. 2, 2020	BTU	F	1,446	$9.99	$14,446	236,835 Direct	-0.61%	Disposed	129.1% (price as of 2026-10-23)
Nov. 29, 2019	BTU	A	1,576	$9.68	$15,256	195,392 Direct	+0.81%	Acquired	136.5% (price as of 2026-10-23)
Sept. 11, 2019	BTU	A	817	$18.53	$15,139	193,816 Direct	+0.42%	Acquired	23.5% (price as of 2026-10-23)
June 12, 2019	BTU	A	645	$22.52	$14,525	192,999 Direct	+0.34%	Acquired	1.6% (price as of 2026-10-23)
April 4, 2019	BTU	S 10b5-1	1,678	$27.26	$45,742	192,354 Direct	-0.86%	Disposed	-16.0% (price as of 2026-10-23)
April 3, 2019	BTU	F	35,295	$27.24	$961,436	194,032 Direct	-15.39%	Disposed	-16.0% (price as of 2026-10-23)
March 20, 2019	BTU	A	10,915	$29.59	$322,975	229,327 Direct	+5.00%	Acquired	-22.6% (price as of 2026-10-23)
March 6, 2019	BTU	A	714	$31.60	$22,562	218,412 Direct	+0.33%	Acquired	-27.6% (price as of 2026-10-23)
Feb. 9, 2019	BTU	F	1,210	$29.73	$35,973	217,698 Direct	-0.55%	Disposed	-23.0% (price as of 2026-10-23)
Jan. 2, 2019	BTU	A	13,431	·	·	218,908 Direct	+6.54%	Acquired
Nov. 21, 2018	BTU	A	658	$32.31	$21,260	205,477 Direct	+0.32%	Acquired	-29.2% (price as of 2026-10-23)
Aug. 23, 2018	BTU	A	483	$42.15	$20,358	204,819 Direct	+0.24%	Acquired	-45.7% (price as of 2026-10-23)
June 4, 2018	BTU	A	410	$45.47	$18,643	204,335 Direct	+0.20%	Acquired	-49.7% (price as of 2026-10-23)
April 4, 2018	BTU	S	1,461	$36.92	$53,940	203,925 Direct	-0.71%	Disposed	-38.0% (price as of 2026-10-23)
April 3, 2018	BTU	F	32,979	$37.77	$1,245,617	205,386 Direct	-13.84%	Disposed	-39.4% (price as of 2026-10-23)
March 5, 2018	BTU	A	672	$40.67	$27,330	203,925 Direct	+0.33%	Acquired	-43.7% (price as of 2026-10-23)
Feb. 9, 2018	BTU	A	10,731	·	·	237,694 Direct	+4.73%	Acquired
April 3, 2017	BTU	J	7,140	·	·	0 Direct	-100.00%	Disposed
April 3, 2017	BTU	A	226,963	·	·	226,963 Direct	·	Acquired
Feb. 16, 2016	BTU	A	2,224	$2.32	$5,160	7,882 Direct	+39.31%	Acquired	886.6% (price as of 2026-10-23)
Feb. 16, 2016	BTU	F	742	$2.32	$1,721	7,140 Direct	-9.41%	Disposed	886.6% (price as of 2026-10-23)
Jan. 29, 2015	BTU	A	1,485	·	·	82,219 Direct	+1.84%	Acquired
Jan. 29, 2015	BTU	F	575	·	·	81,644 Direct	-0.70%	Disposed
Jan. 2, 2015	BTU	A	32,300	·	·	80,734 Direct	+66.69%	Acquired
Jan. 2, 2015	BTU	A	95,027	·	·	95,027 Direct	·	Acquired
Feb. 3, 2014	BTU	A	7,903	·	·	49,890 Direct	+18.82%	Acquired
Feb. 3, 2014	BTU	F	2,850	$16.59	$47,282	47,040 Direct	-5.71%	Disposed	38.0% (price as of 2026-10-23)
Jan. 2, 2014	BTU	A	84,118	·	·	84,118 Direct	·	Acquired
Dec. 31, 2013	BTU	F	1,809	·	·	41,987 Direct	-4.13%	Disposed
Dec. 17, 2013	BTU	D	5,422	·	·	43,796 Direct	-11.02%	Disposed
Jan. 31, 2013	BTU	A	3,129	·	·	49,410 Direct	+6.76%	Acquired
Jan. 31, 2013	BTU	F	1,195	$25.15	$30,054	48,215 Direct	-2.42%	Disposed	-9.0% (price as of 2026-10-23)
Jan. 2, 2013	BTU	A	69,666	·	·	69,666 Direct	·	Acquired
Feb. 4, 2008	BTU	A	13,102	·	·	20,812 Direct	+169.94%	Acquired
Feb. 4, 2008	BTU	F	4,332	$55.22	$239,213	16,480 Direct	-20.81%	Disposed	-58.5% (price as of 2026-10-23)
Jan. 2, 2008	BTU	A	15,751	·	·	15,751 Direct	·	Acquired
Jan. 2, 2008	BTU	A	15,751	·	·	15,751 Direct	·	Acquired
June 4, 2007	BTU	M	4,714	$7.30	$34,412	12,318 Direct	+61.99%	Acquired	213.6% (price as of 2026-10-23)
June 4, 2007	BTU	M	3,356	$10.49	$35,204	15,674 Direct	+27.24%	Acquired	118.2% (price as of 2026-10-23)
June 4, 2007	BTU	M	4,956	$10.49	$51,988	20,630 Direct	+31.62%	Acquired	118.2% (price as of 2026-10-23)
June 4, 2007	BTU	M	1,968	$19.33	$38,041	22,598 Direct	+9.54%	Acquired	18.4% (price as of 2026-10-23)
June 4, 2007	BTU	M	2,968	$19.33	$57,371	25,566 Direct	+13.13%	Acquired	18.4% (price as of 2026-10-23)
June 4, 2007	BTU	S	4,714	$55.10	$259,741	20,852 Direct	-18.44%	Disposed	-58.5% (price as of 2026-10-23)
June 4, 2007	BTU	S	8,312	$55.15	$458,407	12,540 Direct	-39.86%	Disposed	-58.5% (price as of 2026-10-23)
June 4, 2007	BTU	S	4,936	$55.20	$272,467	7,604 Direct	-39.36%	Disposed	-58.5% (price as of 2026-10-23)
June 4, 2007	BTU	M	4,714	·	·	0 Direct	-100.00%	Disposed
June 4, 2007	BTU	M	3,356	·	·	0 Direct	-100.00%	Disposed
June 4, 2007	BTU	M	4,956	·	·	0 Direct	-100.00%	Disposed
June 4, 2007	BTU	M	1,968	·	·	0 Direct	-100.00%	Disposed
June 4, 2007	BTU	M	2,968	·	·	2,968 Direct	-50.00%	Disposed
Jan. 3, 2007	BTU	A	23,733	·	·	23,733 Direct	·	Acquired
Feb. 6, 2006	BTU	M	1,100	$14.60	$16,060	8,062 Direct	+15.80%	Acquired	56.8% (price as of 2026-10-23)
Feb. 6, 2006	BTU	M	800	$20.98	$16,784	8,862 Direct	+9.92%	Acquired	9.1% (price as of 2026-10-23)
Feb. 6, 2006	BTU	M	500	$38.66	$19,330	9,362 Direct	+5.64%	Acquired	-40.8% (price as of 2026-10-23)
Feb. 6, 2006	BTU	S	100	$103.98	$10,398	9,262 Direct	-1.07%	Disposed	-78.0% (price as of 2026-10-23)
Feb. 6, 2006	BTU	S	2,300	$103.80	$238,740	6,962 Direct	-24.83%	Disposed	-77.9% (price as of 2026-10-23)
Feb. 6, 2006	BTU	M	1,100	·	·	2,357 Direct	-31.82%	Disposed
Feb. 6, 2006	BTU	M	800	·	·	4,156 Direct	-16.14%	Disposed
Feb. 6, 2006	BTU	M	500	·	·	3,952 Direct	-11.23%	Disposed

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, 2015	BTU	Employee Stock Option (right to buy)	Common Stock (95,027)	$7.74	Jan. 2, 2025	95,027	Acquired
Jan. 2, 2014	BTU	Employee Stock Option (right to buy)	Common Stock (84,118)	$19.54	Jan. 2, 2024	84,118	Acquired
Jan. 2, 2013	BTU	Employee Stock Option (right to buy)	Common Stock (69,666)	$25.84	Jan. 2, 2023	69,666	Acquired
Jan. 2, 2008	BTU	Employee Stock Option (right to buy)	Common Stock (15,751)	$62.72	Jan. 2, 2018	15,751	Acquired
Jan. 2, 2008	BTU	Employee Stock Option (right to buy)	Common Stock (15,751)	$62.72	Jan. 2, 2018	15,751	Acquired
June 4, 2007	BTU	Employee Stock Option (right to buy)	Common Stock (4,714)	$7.30	Jan. 2, 2013	4,714	Disposed
June 4, 2007	BTU	Employee Stock Option (right to buy)	Common Stock (3,356)	$10.49	Jan. 2, 2014	3,356	Disposed
June 4, 2007	BTU	Employee Stock Option (right to buy)	Common Stock (4,956)	$10.49	Jan. 2, 2014	4,956	Disposed
June 4, 2007	BTU	Employee Stock Option (right to buy)	Common Stock (1,968)	$19.33	Jan. 3, 2015	1,968	Disposed
June 4, 2007	BTU	Employee Stock Option (right to buy)	Common Stock (2,968)	$19.33	Jan. 3, 2015	2,968	Disposed
Jan. 3, 2007	BTU	Employee Stock Option (right to buy)	Common Stock (23,733)	$37.84	Jan. 3, 2017	23,733	Acquired
Feb. 6, 2006	BTU	Employee Stock Option (right to buy)	Common Stock (1,100)	$14.60	Jan. 2, 2013	1,100	Disposed
Feb. 6, 2006	BTU	Employee Stock Option (right to buy)	Common Stock (800)	$20.98	Jan. 2, 2014	800	Disposed
Feb. 6, 2006	BTU	Employee Stock Option (right to buy)	Common Stock (500)	$38.66	Jan. 3, 2015	500	Disposed

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

Initial ownership (Form 3) 17 holdings

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

Date	Ticker	Security	Shares	Ownership
Nov. 20, 2012	BTU	Common Stock	·	Direct
Nov. 20, 2012	BTU	Option (Right to Buy)→ Common Stock (24,572)	24,572	Direct
Nov. 20, 2012	BTU	Option (Right to Buy)→ Common Stock (8,564)	8,564	Direct
Nov. 20, 2012	BTU	Option (Right to Buy)→ Common Stock (15,751)	15,751	Direct
Nov. 20, 2012	BTU	Option (Right to Buy)→ Common Stock (21,549)	21,549	Direct
Nov. 20, 2012	BTU	Option (Right to Buy)→ Common Stock (16,354)	16,354	Direct
Nov. 20, 2012	BTU	Option (Right to Buy)→ Common Stock (12,760)	12,760	Direct
Nov. 20, 2012	BTU	Option (Right to Buy)→ Common Stock (11,986)	11,986	Direct
Jan. 30, 2006	BTU	Common Stock	·	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (4,174)	4,174	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (3,457)	3,457	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (4,956)	4,956	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (4,452)	4,452	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (424)	424	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (1,789)	1,789	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (11,349)	11,349	Direct
Jan. 30, 2006	BTU	Employee Stock Option (right to buy)→ Common Stock (8,804)	8,804	Direct

Compensation (DEF 14A)

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

BTU

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2021	$544,142	·	·	·	$845,666	·	$1,989,071	$3,539,709
2020	$536,100	·	$1,139,963	·	$99,294	·	$33,660	$1,809,017
2017	$510,681	·	·	·	$1,587,358	$886	$16,269	$7,115,189

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