John Andrew Sondej

Insider

First SEC filing: Aug. 14, 2018 · Latest: Aug. 14, 2018

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 88 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

88 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 15, 2021	ATHS	A	1,324	—	—	1,324 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 4, 2021	ATHS	M	587	—	—	1,174 Direct	-33.33%	Disposed	(price as of 2026-08-21)
Jan. 4, 2021	ATHS	M	540	—	—	540 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Jan. 4, 2021	ATHS	M	341	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 4, 2021	ATHS	F	546	$43.14	$23,554	1,697 Direct	-24.34%	Disposed	-42.6% (price as of 2026-08-21)
Jan. 4, 2021	ATHS	M	587	—	—	2,243 Direct	+35.45%	Acquired	(price as of 2026-08-21)
Jan. 4, 2021	ATHS	M	540	—	—	1,656 Direct	+48.39%	Acquired	(price as of 2026-08-21)
Jan. 4, 2021	ATHS	M	341	—	—	1,116 Direct	+44.00%	Acquired	(price as of 2026-08-21)
Feb. 21, 2020	ATHS	A	1,761	—	—	1,761 Direct	—	Acquired	(price as of 2026-08-21)
Feb. 21, 2020	ATHS	A	8,163	—	—	8,163 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 2, 2020	ATHS	M	540	—	—	1,080 Direct	-33.33%	Disposed	(price as of 2026-08-21)
Jan. 2, 2020	ATHS	M	341	—	—	341 Direct	-50.00%	Disposed	(price as of 2026-08-21)
Jan. 2, 2020	ATHS	F	318	$47.03	$14,956	775 Direct	-29.09%	Disposed	-47.4% (price as of 2026-08-21)
Jan. 2, 2020	ATHS	M	540	—	—	1,093 Direct	+97.65%	Acquired	(price as of 2026-08-21)
Jan. 2, 2020	ATHS	M	341	—	—	553 Direct	+160.85%	Acquired	(price as of 2026-08-21)
April 3, 2019	ATHS	A	1,620	—	—	1,620 Direct	—	Acquired	(price as of 2026-08-21)
April 3, 2019	ATHS	A	7,088	—	—	7,088 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 2, 2019	ATHS	M	341	—	—	682 Direct	-33.33%	Disposed	(price as of 2026-08-21)
Jan. 2, 2019	ATHS	F	129	$39.83	$5,138	212 Direct	-37.83%	Disposed	-37.8% (price as of 2026-08-21)
Jan. 2, 2019	ATHS	M	341	—	—	341 Direct	—	Acquired	(price as of 2026-08-21)
Aug. 13, 2018	ATHS	A	1,023	—	—	1,023 Direct	—	Acquired	(price as of 2026-08-21)
Aug. 13, 2018	ATHS	A	5,383	—	—	5,383 Direct	—	Acquired	(price as of 2026-08-21)
April 21, 2017	AIZN	F	605	$94.70	$57,294	12,553 Direct	-4.60%	Disposed	-80.4% (price as of 2026-08-21)
April 21, 2017	AIZN	A	1,622	—	—	13,158 Direct	+14.06%	Acquired	(price as of 2026-08-21)
March 13, 2017	AIZN	F	266	$99.41	$26,443	11,536 Direct	-2.25%	Disposed	-81.3% (price as of 2026-08-21)
March 12, 2017	AIZN	F	306	$99.64	$30,490	11,802 Direct	-2.53%	Disposed	-81.4% (price as of 2026-08-21)
March 10, 2017	AIZN	F	253	$99.64	$25,209	12,108 Direct	-2.05%	Disposed	-81.4% (price as of 2026-08-21)
March 9, 2017	AIZN	A	1,560	—	—	12,361 Direct	+14.44%	Acquired	(price as of 2026-08-21)
Aug. 18, 2016	AIZN	S	5,000	$86.04	$430,200	10,801 Direct	-31.64%	Disposed	-78.4% (price as of 2026-08-21)
April 19, 2016	AIZN	F	1,434	$81.52	$116,900	15,801 Direct	-8.32%	Disposed	-77.2% (price as of 2026-08-21)
April 19, 2016	AIZN	A	3,849	—	—	17,235 Direct	+28.75%	Acquired	(price as of 2026-08-21)
March 14, 2016	AIZN	F	380	$77.43	$29,423	13,386 Direct	-2.76%	Disposed	-76.0% (price as of 2026-08-21)
March 13, 2016	AIZN	F	265	$77.60	$20,564	13,766 Direct	-1.89%	Disposed	-76.1% (price as of 2026-08-21)
March 12, 2016	AIZN	F	306	$77.60	$23,746	14,031 Direct	-2.13%	Disposed	-76.1% (price as of 2026-08-21)
March 10, 2016	AIZN	A	2,032	—	—	14,337 Direct	+16.51%	Acquired	(price as of 2026-08-21)
Jan. 10, 2016	AIZN	F	107	$76.07	$8,139	12,305 Direct	-0.86%	Disposed	-75.6% (price as of 2026-08-21)
Sept. 15, 2015	AIZN	F	671	$77.80	$52,204	12,412 Direct	-5.13%	Disposed	-76.1% (price as of 2026-08-21)
April 27, 2015	AIZN	F	1,384	$59.86	$82,846	13,083 Direct	-9.57%	Disposed	-69.0% (price as of 2026-08-21)
April 27, 2015	AIZN	A	3,714	—	—	14,467 Direct	+34.54%	Acquired	(price as of 2026-08-21)
March 14, 2015	AIZN	F	380	$61.22	$23,264	10,753 Direct	-3.41%	Disposed	-69.7% (price as of 2026-08-21)
March 13, 2015	AIZN	F	265	$61.22	$16,223	11,133 Direct	-2.32%	Disposed	-69.7% (price as of 2026-08-21)
March 12, 2015	AIZN	A	2,457	—	—	11,398 Direct	+27.48%	Acquired	(price as of 2026-08-21)
March 8, 2015	AIZN	F	391	$61.59	$24,082	8,941 Direct	-4.19%	Disposed	-69.9% (price as of 2026-08-21)
Jan. 10, 2015	AIZN	F	107	$66.34	$7,098	9,332 Direct	-1.13%	Disposed	-72.0% (price as of 2026-08-21)
Nov. 3, 2014	AIZN	S	11,664	$68.82	$802,716	9,439 Direct	-55.27%	Disposed	-73.0% (price as of 2026-08-21)
Sept. 15, 2014	AIZN	F	671	$65.18	$43,736	21,103 Direct	-3.08%	Disposed	-71.5% (price as of 2026-08-21)
April 24, 2014	AIZN	F	1,222	$67.17	$82,082	21,774 Direct	-5.31%	Disposed	-72.4% (price as of 2026-08-21)
April 24, 2014	AIZN	A	3,280	—	—	22,996 Direct	+16.64%	Acquired	(price as of 2026-08-21)
March 14, 2014	AIZN	F	380	$65.37	$24,841	19,716 Direct	-1.89%	Disposed	-71.6% (price as of 2026-08-21)
March 13, 2014	AIZN	A	2,134	—	—	20,096 Direct	+11.88%	Acquired	(price as of 2026-08-21)
March 10, 2014	AIZN	F	334	$68.70	$22,946	17,962 Direct	-1.83%	Disposed	-73.0% (price as of 2026-08-21)
March 8, 2014	AIZN	F	391	$67.94	$26,565	18,296 Direct	-2.09%	Disposed	-72.7% (price as of 2026-08-21)
Jan. 10, 2014	AIZN	F	93	$67.74	$6,300	18,687 Direct	-0.50%	Disposed	-72.6% (price as of 2026-08-21)
Jan. 1, 2014	AIZN	M	4,091	$22.00	$90,002	21,240 Direct	+23.86%	Acquired	-15.6% (price as of 2026-08-21)
Jan. 1, 2014	AIZN	D	1,356	$66.37	$89,998	19,884 Direct	-6.38%	Disposed	-72.0% (price as of 2026-08-21)
Jan. 1, 2014	AIZN	F	1,104	$66.37	$73,272	18,780 Direct	-5.55%	Disposed	-72.0% (price as of 2026-08-21)
Jan. 1, 2014	AIZN	M	4,091	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Sept. 15, 2013	AIZN	F	671	$55.21	$37,046	17,149 Direct	-3.77%	Disposed	-66.4% (price as of 2026-08-21)
May 2, 2013	AIZN	S	400	$47.85	$19,140	17,820 Direct	-2.20%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	300	$47.84	$14,352	18,220 Direct	-1.62%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	974	$47.84	$46,596	18,520 Direct	-5.00%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	1,500	$47.83	$71,745	19,494 Direct	-7.14%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	1,400	$47.82	$66,948	20,994 Direct	-6.25%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	1,800	$47.81	$86,058	22,394 Direct	-7.44%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	2,300	$47.80	$109,940	24,194 Direct	-8.68%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	800	$47.79	$38,232	26,494 Direct	-2.93%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	200	$47.78	$9,556	27,294 Direct	-0.73%	Disposed	-61.2% (price as of 2026-08-21)
May 2, 2013	AIZN	S	326	$47.77	$15,573	27,494 Direct	-1.17%	Disposed	-61.1% (price as of 2026-08-21)
April 11, 2013	AIZN	A	2,905	—	—	28,903 Direct	-9.13%	Disposed	(price as of 2026-08-21)
April 11, 2013	AIZN	F	1,083	$47.50	$51,442	27,820 Direct	-3.75%	Disposed	-60.9% (price as of 2026-08-21)
March 14, 2013	AIZN	A	3,054	—	—	31,808 Direct	+10.62%	Acquired	(price as of 2026-08-21)
March 11, 2013	AIZN	F	347	$43.57	$15,119	28,754 Direct	-1.19%	Disposed	-57.4% (price as of 2026-08-21)
March 10, 2013	AIZN	F	334	$42.84	$14,309	29,101 Direct	-1.13%	Disposed	-56.7% (price as of 2026-08-21)
March 8, 2013	AIZN	F	391	$42.84	$16,750	29,435 Direct	-1.31%	Disposed	-56.7% (price as of 2026-08-21)
Jan. 10, 2013	AIZN	A	750	—	—	29,826 Direct	+2.58%	Acquired	(price as of 2026-08-21)
Jan. 1, 2013	AIZN	M	4,295	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 1, 2013	AIZN	F	669	$34.70	$23,214	29,076 Direct	-2.25%	Disposed	-46.5% (price as of 2026-08-21)
Jan. 1, 2013	AIZN	D	2,723	$34.70	$94,488	29,745 Direct	-8.39%	Disposed	-46.5% (price as of 2026-08-21)
Jan. 1, 2013	AIZN	M	4,295	$22.00	$94,490	32,468 Direct	+15.25%	Acquired	-15.6% (price as of 2026-08-21)
Sept. 15, 2012	AIZN	F	655	$38.16	$24,995	28,173 Direct	-2.27%	Disposed	-51.4% (price as of 2026-08-21)
May 14, 2012	AIZN	F	328	$37.78	$12,392	28,828 Direct	-1.12%	Disposed	-50.9% (price as of 2026-08-21)
May 10, 2012	AIZN	F	1,604	$37.57	$60,262	29,156 Direct	-5.21%	Disposed	-50.6% (price as of 2026-08-21)
May 10, 2012	AIZN	A	4,411	—	—	30,760 Direct	+16.74%	Acquired	(price as of 2026-08-21)
March 12, 2012	AIZN	F	486	$41.73	$20,281	26,349 Direct	-1.81%	Disposed	-55.5% (price as of 2026-08-21)
March 11, 2012	AIZN	F	339	$41.63	$14,113	26,835 Direct	-1.25%	Disposed	-55.4% (price as of 2026-08-21)
March 10, 2012	AIZN	F	326	$41.63	$13,571	27,174 Direct	-1.19%	Disposed	-55.4% (price as of 2026-08-21)
March 8, 2012	AIZN	A	3,147	—	—	27,500 Direct	+12.92%	Acquired	(price as of 2026-08-21)
Jan. 1, 2012	AIZN	M	4,995	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-21)
Jan. 1, 2012	AIZN	F	941	$41.06	$38,637	24,353 Direct	-3.72%	Disposed	-54.8% (price as of 2026-08-21)
Jan. 1, 2012	AIZN	D	2,676	$41.06	$109,877	25,294 Direct	-9.57%	Disposed	-54.8% (price as of 2026-08-21)
Jan. 1, 2012	AIZN	M	4,995	$22.00	$109,890	27,970 Direct	+21.74%	Acquired	-15.6% (price as of 2026-08-21)
Sept. 15, 2011	AIZN	F	655	$35.26	$23,095	22,975 Direct	-2.77%	Disposed	-47.4% (price as of 2026-08-21)
May 14, 2011	AIZN	F	328	$38.56	$12,648	23,630 Direct	-1.37%	Disposed	-51.9% (price as of 2026-08-21)
March 13, 2011	AIZN	F	79	$38.18	$3,016	23,958 Direct	-0.33%	Disposed	-51.4% (price as of 2026-08-21)
March 12, 2011	AIZN	F	486	$38.18	$18,555	24,037 Direct	-1.98%	Disposed	-51.4% (price as of 2026-08-21)
March 11, 2011	AIZN	F	339	$38.18	$12,943	24,523 Direct	-1.36%	Disposed	-51.4% (price as of 2026-08-21)
March 10, 2011	AIZN	A	2,688	—	—	24,862 Direct	+12.12%	Acquired	(price as of 2026-08-21)
Sept. 15, 2010	AIZN	A	9,000	—	—	22,174 Direct	+68.32%	Acquired	(price as of 2026-08-21)
May 14, 2010	AIZN	F	328	$35.87	$11,765	13,174 Direct	-2.43%	Disposed	-48.3% (price as of 2026-08-21)
March 13, 2010	AIZN	F	78	$32.90	$2,566	13,502 Direct	-0.57%	Disposed	-43.6% (price as of 2026-08-21)

Showing latest 100 of 216 transactions

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
Feb. 15, 2021	ATHS	Restricted Stock Units	Class A Common Shares (1,324)	—	—	1,324	Acquired
Jan. 4, 2021	ATHS	Restricted Stock Units	Class A Common Shares (587)	—	—	587	Disposed
Jan. 4, 2021	ATHS	Restricted Stock Units	Class A Common Shares (540)	—	—	540	Disposed
Jan. 4, 2021	ATHS	Restricted Stock Units	Class A Common Shares (341)	—	—	341	Disposed
Feb. 21, 2020	ATHS	Restricted Stock Units	Class A Common Shares (1,761)	—	—	1,761	Acquired
Feb. 21, 2020	ATHS	Employee Stock Option (Right to Buy)	Class A Common Shares (8,163)	$49.71	Feb. 21, 2030	8,163	Acquired
Jan. 2, 2020	ATHS	Restricted Stock Units	Class A Common Shares (540)	—	—	540	Disposed
Jan. 2, 2020	ATHS	Restricted Stock Units	Class A Common Shares (341)	—	—	341	Disposed
April 3, 2019	ATHS	Restricted Stock Units	Class A Common Shares (1,620)	—	—	1,620	Acquired
April 3, 2019	ATHS	Employee Stock Option (Right to Buy)	Class A Common Shares (7,088)	$42.44	April 3, 2029	7,088	Acquired
Jan. 2, 2019	ATHS	Restricted Stock Units	Class A Common Shares (341)	—	—	341	Disposed
Aug. 13, 2018	ATHS	Restricted Stock Units	Class A Common Shares (1,023)	—	—	1,023	Acquired
Aug. 13, 2018	ATHS	Employee Stock Option (Right to Buy)	Class A Common Shares (5,383)	$48.88	Aug. 13, 2028	5,383	Acquired
Jan. 1, 2014	AIZN	Stock Appreciation Right	Common Stock (4,091)	$22.00	Dec. 31, 2014	4,091	Disposed
Jan. 1, 2013	AIZN	Stock Appreciation Right	Common Stock (4,295)	$22.00	Jan. 1, 2013	4,295	Disposed
Jan. 1, 2012	AIZN	Stock Appreciation Right	Common Stock (4,995)	$22.00	Jan. 1, 2012	4,995	Disposed
March 13, 2008	AIZN	Stock Appreciation Right	Common Stock (11,300)	$60.65	March 13, 2013	11,300	Acquired
March 8, 2007	AIZN	Stock Appreciation Right	Common Stock (10,600)	$53.48	March 8, 2012	10,600	Acquired
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (4,295)	$22.00	Jan. 1, 2011	4,295	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (237)	$25.08	Jan. 1, 2013	237	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (119)	$48.08	Jan. 1, 2012	119	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (186)	$30.83	Jan. 1, 2012	186	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (252)	$22.88	Jan. 1, 2012	252	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (149)	$36.33	Jan. 1, 2011	149	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (179)	$30.11	Jan. 1, 2011	179	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (165)	$32.51	Jan. 1, 2011	165	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (262)	$28.26	Jan. 1, 2014	262	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (227)	$33.13	Jan. 1, 2014	227	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (239)	$31.30	Jan. 1, 2014	239	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (281)	$26.56	Jan. 1, 2014	281	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (272)	$21.89	Jan. 1, 2013	272	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (141)	$42.43	Jan. 1, 2013	141	Disposed
Feb. 15, 2007	AIZN	Stock Appreciation Right	Common Stock (179)	$33.45	Jan. 1, 2013	179	Disposed
April 1, 2006	AIZN	Stock Appreciation Right	Common Stock (9,697)	$49.25	April 1, 2011	9,697	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (281)	$26.56	Jan. 1, 2014	281	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (239)	$31.30	Jan. 1, 2014	239	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (227)	$33.13	Jan. 1, 2014	227	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (4,295)	$22.00	Jan. 1, 2011	4,295	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (4,091)	$22.00	Dec. 31, 2014	4,091	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (4,295)	$22.00	Jan. 1, 2013	4,295	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (4,995)	$22.00	Jan. 1, 2012	4,995	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (262)	$28.26	Jan. 1, 2014	262	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (272)	$21.89	Jan. 1, 2013	272	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (141)	$42.43	Jan. 1, 2013	141	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (179)	$33.45	Jan. 1, 2013	179	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (237)	$25.08	Jan. 1, 2013	237	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (119)	$48.08	Jan. 1, 2012	119	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (186)	$30.83	Jan. 1, 2012	186	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (252)	$22.88	Jan. 1, 2012	252	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (149)	$36.33	Jan. 1, 2011	149	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (179)	$30.11	Jan. 1, 2011	179	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (165)	$32.51	Jan. 1, 2011	165	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (8,870)	$35.64	June 30, 2010	8,870	Acquired
June 30, 2005	AIZN	Stock Appreciation Right	Common Stock (8,769)	$35.64	June 30, 2010	8,769	Acquired

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

Initial ownership (Form 3) 6 holdings

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

Date	Ticker	Security	Shares	Ownership
Aug. 14, 2018	ATHS	Class A Common Shares	0	Direct
Aug. 2, 2004	AIZN	Common Stock	1,000	Direct
Aug. 2, 2004	AIZN	Stock Appreciation Right→ Common Stock (4,295)	4,295	Direct
Aug. 2, 2004	AIZN	Stock Appreciation Right→ Common Stock (4,995)	4,995	Direct
Aug. 2, 2004	AIZN	Stock Appreciation Right→ Common Stock (4,091)	4,091	Direct
Aug. 2, 2004	AIZN	Stock Appreciation Right→ Common Stock (4,295)	4,295	Direct