Thomas W Wirth

Insider

First SEC filing: Feb. 19, 2025 · Latest: Feb. 19, 2025

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

CHMG selling Aug. 6, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 59 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

59 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Oct. 1, 2025	CHMG	F	1,396	$52.75	$73,639	3,259 Direct	-29.99%	Disposed	58.0% (price as of 2026-08-21)
Feb. 18, 2025	CHMG	A	1,163	$51.61	$60,022	4,655 Direct	+33.30%	Acquired	61.5% (price as of 2026-08-21)
Dec. 20, 2024	CHMG	F	101	$50.05	$5,055	3,492 Direct	-2.81%	Disposed	66.5% (price as of 2026-08-21)
Dec. 19, 2024	CHMG	F	99	$49.70	$4,920	3,593 Direct	-2.68%	Disposed	67.7% (price as of 2026-08-21)
Dec. 18, 2024	CHMG	F	67	$51.10	$3,424	3,692 Direct	-1.78%	Disposed	63.1% (price as of 2026-08-21)
Dec. 16, 2024	CHMG	F	61	$54.09	$3,299	3,759 Direct	-1.60%	Disposed	54.1% (price as of 2026-08-21)
Dec. 13, 2024	CHMG	F	106	$54.16	$5,741	3,820 Direct	-2.70%	Disposed	53.9% (price as of 2026-08-21)
Aug. 6, 2024	CHMG	S	764	$44.40	$33,922	3,926 Direct	-16.29%	Disposed	87.7% (price as of 2026-08-21)
Dec. 20, 2023	CHMG	F	101	$49.90	$5,040	4,690 Direct	-2.11%	Disposed	67.0% (price as of 2026-08-21)
Dec. 19, 2023	CHMG	A	1,377	$49.05	$67,542	4,791 Direct	+40.33%	Acquired	69.9% (price as of 2026-08-21)
Dec. 19, 2023	CHMG	F	91	$49.05	$4,464	3,414 Direct	-2.60%	Disposed	69.9% (price as of 2026-08-21)
Dec. 18, 2023	CHMG	F	67	$49.00	$3,283	3,505 Direct	-1.88%	Disposed	70.1% (price as of 2026-08-21)
Dec. 15, 2023	CHMG	F	61	$50.00	$3,050	3,678 Direct	-1.63%	Disposed	66.7% (price as of 2026-08-21)
Dec. 15, 2023	CHMG	F	106	$50.00	$5,300	3,572 Direct	-2.88%	Disposed	66.7% (price as of 2026-08-21)
July 24, 2023	CHMG	S	907	$40.86	$37,060	3,739 Direct	-19.52%	Disposed	104.0% (price as of 2026-08-21)
Dec. 20, 2022	CHMG	A	1,409	—	—	4,646 Direct	+43.53%	Acquired	(price as of 2026-08-21)
Dec. 20, 2022	CHMG	F	90	$43.60	$3,924	3,237 Direct	-2.71%	Disposed	91.1% (price as of 2026-08-21)
Dec. 19, 2022	CHMG	F	125	$43.50	$5,438	3,327 Direct	-3.62%	Disposed	91.6% (price as of 2026-08-21)
Dec. 16, 2022	CHMG	F	85	$44.16	$3,754	3,545 Direct	-2.34%	Disposed	88.7% (price as of 2026-08-21)
Dec. 15, 2022	CHMG	F	93	$44.16	$4,107	3,452 Direct	-2.62%	Disposed	88.7% (price as of 2026-08-21)
Dec. 15, 2022	CHMG	F	147	$44.70	$6,571	3,630 Direct	-3.89%	Disposed	86.4% (price as of 2026-08-21)
July 26, 2022	CHMG	S	500	$45.29	$22,645	3,777 Direct	-11.69%	Disposed	84.0% (price as of 2026-08-21)
Dec. 20, 2021	CHMG	F	46	$44.70	$2,056	4,277 Direct	-1.06%	Disposed	86.4% (price as of 2026-08-21)
Dec. 20, 2021	CHMG	F	91	$44.70	$4,068	4,323 Direct	-2.06%	Disposed	86.4% (price as of 2026-08-21)
Dec. 20, 2021	CHMG	F	92	$44.70	$4,112	3,923 Direct	-2.29%	Disposed	86.4% (price as of 2026-08-21)
Dec. 20, 2021	CHMG	F	181	$44.70	$8,091	4,015 Direct	-4.31%	Disposed	86.4% (price as of 2026-08-21)
Dec. 17, 2021	CHMG	F	128	$44.29	$5,669	4,414 Direct	-2.82%	Disposed	88.2% (price as of 2026-08-21)
Dec. 17, 2021	CHMG	F	95	$44.29	$4,208	4,542 Direct	-2.05%	Disposed	88.2% (price as of 2026-08-21)
Dec. 17, 2021	CHMG	F	253	$44.29	$11,205	4,196 Direct	-5.69%	Disposed	88.2% (price as of 2026-08-21)
Dec. 17, 2021	CHMG	F	188	$44.29	$8,327	4,449 Direct	-4.05%	Disposed	88.2% (price as of 2026-08-21)
Dec. 16, 2021	CHMG	F	86	$45.55	$3,917	4,637 Direct	-1.82%	Disposed	83.0% (price as of 2026-08-21)
Dec. 15, 2021	CHMG	A	1,483	$46.36	$68,752	4,723 Direct	+45.77%	Acquired	79.8% (price as of 2026-08-21)
April 30, 2021	CHMG	S	719	$42.25	$30,378	3,240 Direct	-18.16%	Disposed	97.3% (price as of 2026-08-21)
Dec. 18, 2020	CHMG	F	45	$34.70	$1,562	4,262 Direct	-1.04%	Disposed	140.2% (price as of 2026-08-21)
Dec. 18, 2020	CHMG	F	88	$34.70	$3,054	4,174 Direct	-2.06%	Disposed	140.2% (price as of 2026-08-21)
Dec. 18, 2020	CHMG	F	123	$34.70	$4,268	4,051 Direct	-2.95%	Disposed	140.2% (price as of 2026-08-21)
Dec. 18, 2020	CHMG	F	92	$34.70	$3,192	3,959 Direct	-2.27%	Disposed	140.2% (price as of 2026-08-21)
Dec. 16, 2020	CHMG	F	53	$34.35	$1,821	4,307 Direct	-1.22%	Disposed	142.6% (price as of 2026-08-21)
Dec. 16, 2020	CHMG	A	854	$35.14	$30,010	4,360 Direct	+24.36%	Acquired	137.2% (price as of 2026-08-21)
May 7, 2020	CHMG	P	6,658	$24.45	$162,788	14,525 Indirect	+84.63%	Acquired	240.9% (price as of 2026-08-21)
Dec. 19, 2019	CHMG	F	127	$44.60	$5,664	3,643 Direct	-3.37%	Disposed	86.9% (price as of 2026-08-21)
Dec. 19, 2019	CHMG	F	127	$44.60	$5,664	3,643 Direct	-3.37%	Disposed	86.9% (price as of 2026-08-21)
Dec. 18, 2019	CHMG	A	940	$44.72	$42,037	3,805 Direct	+32.81%	Acquired	86.4% (price as of 2026-08-21)
Dec. 17, 2019	CHMG	F	35	$43.99	$1,540	3,770 Direct	-0.92%	Disposed	89.5% (price as of 2026-08-21)
Dec. 16, 2019	CHMG	F	54	$43.98	$2,375	2,865 Direct	-1.85%	Disposed	89.5% (price as of 2026-08-21)
May 21, 2019	CHMG	S	200	$47.50	$9,500	2,919 Direct	-6.41%	Disposed	75.5% (price as of 2026-08-21)
Dec. 20, 2018	CHMG	F	132	$40.60	$5,359	3,119 Direct	-4.06%	Disposed	105.3% (price as of 2026-08-21)
Dec. 19, 2018	CHMG	A	1,263	$42.77	$54,019	3,251 Direct	+63.53%	Acquired	94.9% (price as of 2026-08-21)
Dec. 19, 2018	CHMG	A	1,263	$42.77	$54,019	3,252 Direct	+63.50%	Acquired	94.9% (price as of 2026-08-21)
Dec. 17, 2018	CHMG	F	34	$41.60	$1,414	1,988 Direct	-1.68%	Disposed	100.3% (price as of 2026-08-21)
Dec. 17, 2018	CHMG	F	34	$41.60	$1,414	1,989 Direct	-1.68%	Disposed	100.3% (price as of 2026-08-21)
Dec. 14, 2018	CHMG	F	53	$41.50	$2,200	2,022 Direct	-2.55%	Disposed	100.8% (price as of 2026-08-21)
Dec. 14, 2018	CHMG	F	52	$41.50	$2,158	2,023 Direct	-2.51%	Disposed	100.8% (price as of 2026-08-21)
July 23, 2018	CHMG	S	250	$47.00	$11,750	2,083 Direct	-10.72%	Disposed	77.3% (price as of 2026-08-21)
Dec. 20, 2017	CHMG	F	32	$54.10	$1,731	1,433 Direct	-2.18%	Disposed	54.0% (price as of 2026-08-21)
Dec. 20, 2017	CHMG	A	905	$49.74	$45,015	2,338 Direct	+63.15%	Acquired	67.6% (price as of 2026-08-21)
Dec. 15, 2017	CHMG	F	25	$52.27	$1,307	1,491 Direct	-1.65%	Disposed	59.4% (price as of 2026-08-21)
Dec. 15, 2017	CHMG	F	26	$52.27	$1,359	1,465 Direct	-1.74%	Disposed	59.4% (price as of 2026-08-21)
July 25, 2017	CHMG	S	539	$40.75	$21,964	1,516 Direct	-26.23%	Disposed	104.5% (price as of 2026-08-21)
Dec. 20, 2016	CHMG	A	458	$32.77	$15,009	2,055 Direct	+28.68%	Acquired	154.3% (price as of 2026-08-21)
Dec. 16, 2016	CHMG	F	25	$35.38	$884	1,636 Direct	-1.51%	Disposed	135.6% (price as of 2026-08-21)
Dec. 16, 2016	CHMG	F	39	$35.38	$1,380	1,597 Direct	-2.38%	Disposed	135.6% (price as of 2026-08-21)
Oct. 25, 2016	CHMG	S	601	$28.00	$16,828	1,661 Direct	-26.57%	Disposed	197.6% (price as of 2026-08-21)
Oct. 25, 2016	CHMG	S	5	$29.00	$145	2,262 Direct	-0.22%	Disposed	187.4% (price as of 2026-08-21)
Dec. 17, 2015	CHMG	F	25	$27.81	$695	2,267 Direct	-1.09%	Disposed	199.7% (price as of 2026-08-21)
Dec. 16, 2015	CHMG	A	545	$27.55	$15,015	2,292 Direct	+31.20%	Acquired	202.5% (price as of 2026-08-21)
Dec. 19, 2012	CHMG	A	788	$25.41	$20,023	2,151 Direct	+57.81%	Acquired	228.0% (price as of 2026-08-21)
Dec. 21, 2011	CHMG	A	653	$23.00	$15,019	1,359 Direct	+92.49%	Acquired	262.3% (price as of 2026-08-21)
Dec. 15, 2010	CHMG	A	706	$21.25	$15,002	706 Direct	—	Acquired	292.2% (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) 4 holdings

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

Date	Ticker	Security	Shares	Ownership
Sept. 2, 2015	CHMG	Common Stock	—	Direct
Sept. 2, 2015	CHMG	Common Stock	—	Indirect
Feb. 1, 2005	CHMG	Common Stock	—	Indirect
Aug. 3, 2004	CHMG	Common Stock	3,237	Direct

Compensation (DEF 14A)

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

CHMG

President

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2008	$120,091	$15,000	$9,355	—	$9,355	$27,019	$7,495	$178,960

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