Michael E Haefner — SEC Insider Profile, Roles & Companies

Insider at

ATO buying March 6, 2009

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 87 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

87 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Nov. 5, 2019	ATO	M	9,668	$108.40	$1,048,011	125,931 Direct	+8.32%	Acquired	45.0% (price as of 2026-10-02)
Nov. 5, 2019	ATO	F	3,805	$108.40	$412,462	122,126 Direct	-3.02%	Disposed	45.0% (price as of 2026-10-02)
May 7, 2019	ATO	A	12,825	·	·	38,196 Direct	+50.55%	Acquired	(price as of 2026-10-02)
May 4, 2019	ATO	M	7,530	·	·	25,371 Direct	-22.89%	Disposed	(price as of 2026-10-02)
May 4, 2019	ATO	F	2,787	$102.47	$285,584	116,263 Direct	-2.34%	Disposed	53.4% (price as of 2026-10-02)
May 4, 2019	ATO	M	7,530	$102.47	$771,599	119,050 Direct	+6.75%	Acquired	53.4% (price as of 2026-10-02)
Nov. 6, 2018	ATO	A	3,592	$94.18	$338,295	32,901 Direct	+12.26%	Acquired	66.9% (price as of 2026-10-02)
Nov. 6, 2018	ATO	F	4,082	$94.18	$384,443	111,520 Direct	-3.53%	Disposed	66.9% (price as of 2026-10-02)
Nov. 6, 2018	ATO	M	10,372	$94.18	$976,835	115,602 Direct	+9.86%	Acquired	66.9% (price as of 2026-10-02)
Nov. 2, 2018	ATO	M	7,518	·	·	29,309 Direct	-20.41%	Disposed	(price as of 2026-10-02)
Nov. 2, 2018	ATO	F	2,783	$92.21	$256,620	105,230 Direct	-2.58%	Disposed	70.4% (price as of 2026-10-02)
Nov. 2, 2018	ATO	M	7,518	$92.21	$693,235	108,013 Direct	+7.48%	Acquired	70.4% (price as of 2026-10-02)
May 5, 2018	ATO	M	5,120	·	·	36,827 Direct	-12.21%	Disposed	(price as of 2026-10-02)
May 5, 2018	ATO	F	1,895	$88.86	$168,390	100,495 Direct	-1.85%	Disposed	76.9% (price as of 2026-10-02)
May 5, 2018	ATO	M	5,120	$88.86	$454,963	102,390 Direct	+5.26%	Acquired	76.9% (price as of 2026-10-02)
May 1, 2018	ATO	A	13,190	·	·	41,947 Direct	+45.87%	Acquired	(price as of 2026-10-02)
Nov. 7, 2017	ATO	A	2,144	·	·	28,757 Direct	+8.06%	Acquired	(price as of 2026-10-02)
Nov. 7, 2017	ATO	F	3,401	$88.24	$300,104	97,270 Direct	-3.38%	Disposed	78.1% (price as of 2026-10-02)
Nov. 7, 2017	ATO	M	8,107	$88.24	$715,362	100,671 Direct	+8.76%	Acquired	78.1% (price as of 2026-10-02)
Nov. 3, 2017	ATO	M	7,038	·	·	26,613 Direct	-20.91%	Disposed	(price as of 2026-10-02)
Nov. 3, 2017	ATO	F	2,788	$87.06	$242,723	92,564 Direct	-2.92%	Disposed	80.5% (price as of 2026-10-02)
Nov. 3, 2017	ATO	M	7,038	$87.06	$612,728	95,352 Direct	+7.97%	Acquired	80.5% (price as of 2026-10-02)
May 6, 2017	ATO	M	3,925	·	·	33,651 Direct	-10.45%	Disposed	(price as of 2026-10-02)
May 6, 2017	ATO	F	1,555	$81.90	$127,354	88,314 Direct	-1.73%	Disposed	91.9% (price as of 2026-10-02)
May 6, 2017	ATO	M	3,925	$81.90	$321,458	89,869 Direct	+4.57%	Acquired	91.9% (price as of 2026-10-02)
May 2, 2017	ATO	A	6,445	·	·	37,576 Direct	+20.70%	Acquired	(price as of 2026-10-02)
Nov. 8, 2016	ATO	F	2,896	$73.29	$212,248	85,944 Direct	-3.26%	Disposed	114.4% (price as of 2026-10-02)
Nov. 8, 2016	ATO	M	6,903	$73.29	$505,921	88,840 Direct	+8.42%	Acquired	114.4% (price as of 2026-10-02)
Nov. 4, 2016	ATO	M	7,290	·	·	31,131 Direct	-18.97%	Disposed	(price as of 2026-10-02)
Nov. 4, 2016	ATO	F	2,888	$71.66	$206,954	81,937 Direct	-3.40%	Disposed	119.3% (price as of 2026-10-02)
Nov. 4, 2016	ATO	M	7,290	·	·	84,825 Direct	+9.40%	Acquired	(price as of 2026-10-02)
May 4, 2016	ATO	A	7,530	·	·	38,421 Direct	+24.38%	Acquired	(price as of 2026-10-02)
April 30, 2016	ATO	M	4,800	·	·	30,891 Direct	-13.45%	Disposed	(price as of 2026-10-02)
April 30, 2016	ATO	F	1,901	$71.95	$136,777	77,535 Direct	-2.39%	Disposed	118.4% (price as of 2026-10-02)
April 30, 2016	ATO	M	4,800	$71.95	$345,360	79,436 Direct	+6.43%	Acquired	118.4% (price as of 2026-10-02)
Nov. 6, 2015	ATO	M	7,467	·	·	35,691 Direct	-17.30%	Disposed	(price as of 2026-10-02)
Nov. 6, 2015	ATO	F	3,100	$60.85	$188,635	74,636 Direct	-3.99%	Disposed	158.3% (price as of 2026-10-02)
Nov. 6, 2015	ATO	M	7,467	·	·	77,736 Direct	+10.63%	Acquired	(price as of 2026-10-02)
Nov. 4, 2015	ATO	A	7,518	·	·	43,158 Direct	+21.09%	Acquired	(price as of 2026-10-02)
Nov. 4, 2015	ATO	F	2,626	$63.31	$166,252	70,269 Direct	-3.60%	Disposed	148.3% (price as of 2026-10-02)
Nov. 4, 2015	ATO	M	9,600	·	·	72,895 Direct	+15.17%	Acquired	(price as of 2026-10-02)
May 5, 2015	ATO	A	5,120	·	·	35,640 Direct	+16.78%	Acquired	(price as of 2026-10-02)
May 1, 2015	ATO	M	5,100	·	·	30,520 Direct	-14.32%	Disposed	(price as of 2026-10-02)
May 1, 2015	ATO	F	1,390	$54.19	$75,324	63,295 Direct	-2.15%	Disposed	190.0% (price as of 2026-10-02)
May 1, 2015	ATO	M	5,100	$54.19	$276,369	64,685 Direct	+8.56%	Acquired	190.0% (price as of 2026-10-02)
Nov. 8, 2014	ATO	M	7,171	·	·	35,620 Direct	-16.76%	Disposed	(price as of 2026-10-02)
Nov. 8, 2014	ATO	F	2,391	$54.25	$129,712	59,585 Direct	-3.86%	Disposed	189.7% (price as of 2026-10-02)
Nov. 8, 2014	ATO	M	7,171	·	·	61,976 Direct	+13.08%	Acquired	(price as of 2026-10-02)
Nov. 4, 2014	ATO	A	7,038	·	·	42,791 Direct	+19.69%	Acquired	(price as of 2026-10-02)
Nov. 4, 2014	ATO	F	2,328	$53.55	$124,664	54,805 Direct	-4.07%	Disposed	193.5% (price as of 2026-10-02)
Nov. 4, 2014	ATO	M	8,508	·	·	57,133 Direct	+17.50%	Acquired	(price as of 2026-10-02)
May 6, 2014	ATO	A	3,925	·	·	35,753 Direct	+12.33%	Acquired	(price as of 2026-10-02)
May 3, 2014	ATO	M	5,400	·	·	31,828 Direct	-14.51%	Disposed	(price as of 2026-10-02)
May 3, 2014	ATO	F	1,465	$50.81	$74,437	48,625 Direct	-2.92%	Disposed	209.3% (price as of 2026-10-02)
May 3, 2014	ATO	M	5,400	$50.81	$274,374	50,090 Direct	+12.08%	Acquired	209.3% (price as of 2026-10-02)
Nov. 5, 2013	ATO	A	7,290	·	·	37,228 Direct	+24.35%	Acquired	(price as of 2026-10-02)
Nov. 5, 2013	ATO	F	2,092	$44.29	$92,655	44,690 Direct	-4.47%	Disposed	254.9% (price as of 2026-10-02)
Nov. 5, 2013	ATO	A	7,647	·	·	46,782 Direct	+19.54%	Acquired	(price as of 2026-10-02)
Nov. 2, 2013	ATO	M	8,106	·	·	29,938 Direct	-21.31%	Disposed	(price as of 2026-10-02)
Nov. 2, 2013	ATO	F	2,217	$44.43	$98,501	39,135 Direct	-5.36%	Disposed	253.7% (price as of 2026-10-02)
Nov. 2, 2013	ATO	M	8,106	·	·	41,352 Direct	+24.38%	Acquired	(price as of 2026-10-02)
May 4, 2013	ATO	M	5,500	·	·	38,044 Direct	-12.63%	Disposed	(price as of 2026-10-02)
May 4, 2013	ATO	F	1,464	$44.60	$65,294	33,246 Direct	-4.22%	Disposed	252.4% (price as of 2026-10-02)
May 4, 2013	ATO	M	5,500	$44.60	$245,300	34,710 Direct	+18.83%	Acquired	252.4% (price as of 2026-10-02)
April 30, 2013	ATO	A	4,800	·	·	43,544 Direct	+12.39%	Acquired	(price as of 2026-10-02)
Nov. 9, 2012	ATO	M	6,216	·	·	38,744 Direct	-13.83%	Disposed	(price as of 2026-10-02)
Nov. 9, 2012	ATO	F	1,646	$34.67	$57,067	29,210 Direct	-5.33%	Disposed	353.3% (price as of 2026-10-02)
Nov. 9, 2012	ATO	M	6,216	·	·	30,856 Direct	+25.23%	Acquired	(price as of 2026-10-02)
Nov. 6, 2012	ATO	A	7,467	$35.55	$265,452	44,960 Direct	+19.92%	Acquired	342.1% (price as of 2026-10-02)
Nov. 6, 2012	ATO	F	1,309	$35.55	$46,535	24,640 Direct	-5.04%	Disposed	342.1% (price as of 2026-10-02)
Nov. 6, 2012	ATO	A	4,947	·	·	25,949 Direct	+23.55%	Acquired	(price as of 2026-10-02)
May 4, 2012	ATO	C	5,000	·	·	37,493 Direct	-11.77%	Disposed	(price as of 2026-10-02)
May 4, 2012	ATO	C	5,000	·	·	20,795 Direct	+31.66%	Acquired	(price as of 2026-10-02)
May 4, 2012	ATO	F	1,323	$32.46	$42,945	15,795 Direct	-7.73%	Disposed	384.2% (price as of 2026-10-02)
May 1, 2012	ATO	A	5,100	·	·	42,493 Direct	+13.64%	Acquired	(price as of 2026-10-02)
Nov. 8, 2011	ATO	A	7,171	$35.09	$251,630	37,393 Direct	+23.73%	Acquired	347.9% (price as of 2026-10-02)
Nov. 8, 2011	ATO	F	1,223	$35.09	$42,915	16,976 Direct	-6.72%	Disposed	347.9% (price as of 2026-10-02)
Nov. 8, 2011	ATO	A	4,627	·	·	18,199 Direct	+34.09%	Acquired	(price as of 2026-10-02)
June 2, 2011	ATO	F	1,125	$32.60	$36,675	13,540 Direct	-7.67%	Disposed	382.1% (price as of 2026-10-02)
May 3, 2011	ATO	A	5,400	·	·	30,222 Direct	+21.75%	Acquired	(price as of 2026-10-02)
Nov. 2, 2010	ATO	A	8,106	$29.77	$241,316	24,822 Direct	+48.49%	Acquired	427.9% (price as of 2026-10-02)
Nov. 2, 2010	ATO	F	1,946	$29.77	$57,932	14,665 Direct	-11.72%	Disposed	427.9% (price as of 2026-10-02)
Nov. 2, 2010	ATO	A	7,361	·	·	16,611 Direct	+79.58%	Acquired	(price as of 2026-10-02)
May 4, 2010	ATO	A	5,500	·	·	16,716 Direct	+49.04%	Acquired	(price as of 2026-10-02)
Nov. 10, 2009	ATO	A	6,216	$29.08	$180,761	11,216 Direct	+124.32%	Acquired	440.5% (price as of 2026-10-02)
May 5, 2009	ATO	A	5,000	·	·	5,000 Direct	·	Acquired	(price as of 2026-10-02)
March 6, 2009	ATO	P	700	$20.25	$14,175	9,250 Direct	+8.19%	Acquired	676.1% (price as of 2026-10-02)
March 6, 2009	ATO	P	4,300	$20.19	$86,817	8,550 Direct	+101.18%	Acquired	678.5% (price as of 2026-10-02)
June 2, 2008	ATO	A	4,250	·	·	4,250 Direct	·	Acquired	(price as of 2026-10-02)

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
May 7, 2019	ATO	Restricted Stock Unit	Common Stock (12,825)	·	·	12,825	Acquired
May 4, 2019	ATO	Restricted Stock Unit	Common Stock (7,530)	·	·	7,530	Disposed
Nov. 6, 2018	ATO	Restricted Stock Unit	Common Stock (3,592)	·	·	3,592	Acquired
Nov. 2, 2018	ATO	Restricted Stock Unit	Common Stock (7,518)	·	·	7,518	Disposed
May 5, 2018	ATO	Restricted Stock Unit	Common Stock (5,120)	·	·	5,120	Disposed
May 1, 2018	ATO	Restricted Stock Unit	Common Stock (13,190)	·	·	13,190	Acquired
Nov. 7, 2017	ATO	Restricted Stock Unit	Common Stock (2,144)	·	·	2,144	Acquired
Nov. 3, 2017	ATO	Restricted Stock Unit	Common Stock (7,038)	·	·	7,038	Disposed
May 6, 2017	ATO	Restricted Stock Unit	Common Stock (3,925)	·	·	3,925	Disposed
May 2, 2017	ATO	Restricted Stock Unit	Common Stock (6,445)	·	·	6,445	Acquired
Nov. 4, 2016	ATO	Restricted Stock Unit	Common Stock (7,290)	·	·	7,290	Disposed
May 4, 2016	ATO	Restricted Stock Unit	Common Stock (7,530)	·	·	7,530	Acquired
April 30, 2016	ATO	Restricted Stock Unit	Common Stock (4,800)	·	·	4,800	Disposed
Nov. 6, 2015	ATO	Restricted Stock Unit	Common Stock (7,467)	·	·	7,467	Disposed
Nov. 4, 2015	ATO	Restricted Stock Unit	Common Stock (7,518)	·	·	7,518	Acquired
May 5, 2015	ATO	Restricted Stock Unit	Common Stock (5,120)	·	·	5,120	Acquired
May 1, 2015	ATO	Restricted Stock Unit	Common Stock (5,100)	·	·	5,100	Disposed
Nov. 8, 2014	ATO	Restricted Stock Unit	Common Stock (7,171)	·	·	7,171	Disposed
Nov. 4, 2014	ATO	Restricted Stock Unit	Common Stock (7,038)	·	·	7,038	Acquired
May 6, 2014	ATO	Restricted Stock Unit	Common Stock (3,925)	·	·	3,925	Acquired
May 3, 2014	ATO	Restricted Stock Unit	Common Stock (5,400)	·	·	5,400	Disposed
Nov. 5, 2013	ATO	Restricted Stock Unit	Common Stock (7,290)	·	·	7,290	Acquired
Nov. 2, 2013	ATO	Restricted Stock Unit	Common Stock (8,106)	·	·	8,106	Disposed
May 4, 2013	ATO	Restricted Stock Unit	Common Stock (5,500)	·	·	5,500	Disposed
April 30, 2013	ATO	Restricted Stock Unit	Common Stock (4,800)	·	·	4,800	Acquired
Nov. 9, 2012	ATO	Restricted Stock Unit	Common Stock (6,216)	·	·	6,216	Disposed
Nov. 6, 2012	ATO	Restricted Stock Unit	Common Stock (7,467)	·	·	7,467	Acquired
May 4, 2012	ATO	Restricted Stock Unit	Common Stock (5,000)	·	·	5,000	Disposed
May 1, 2012	ATO	Restricted Stock Unit	Common Stock (5,100)	·	·	5,100	Acquired
Nov. 8, 2011	ATO	Restricted Stock Unit	Common Stock (7,171)	·	·	7,171	Acquired
May 3, 2011	ATO	Restricted Stock Unit	Common Stock (5,400)	·	·	5,400	Acquired
Nov. 2, 2010	ATO	Restricted Stock Unit	Common Stock (8,106)	·	·	8,106	Acquired
May 4, 2010	ATO	Restricted Stock Unit	Common Stock (5,500)	·	·	5,500	Acquired
Nov. 10, 2009	ATO	Restricted Stock Unit	Common Stock (6,216)	·	·	6,216	Acquired
May 5, 2009	ATO	Restricted Stock Unit	Common Stock (5,000)	·	·	5,000	Acquired

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

Initial ownership (Form 3) 1 holding

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

Date	Ticker	Security	Shares	Ownership
June 2, 2008	ATO	No Securities Beneficially Owned [F1]	0	Direct

Compensation (DEF 14A)

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

ATO

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2018	$845,577	·	·	·	$1,127,408	$6,656,527	$17,265	$10,964,985
2017	$593,077	·	·	·	$630,144	$2,599,360	$11,997	$4,878,410
2014	·	·	·	·	·	·	·	·

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