Dallas C Kayser

Insider

First SEC filing: Jan. 29, 2026 · Latest: Jan. 29, 2026

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.

Insider at

CHCO selling Nov. 6, 2024

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 21 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

21 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Jan. 28, 2026	CHCO	A	265	—	—	24,168 Direct	+1.11%	Acquired	(price as of 2026-08-21)
March 26, 2025	CHCO	A	266	—	—	23,903 Direct	+1.13%	Acquired	(price as of 2026-08-21)
Nov. 6, 2024	CHCO	S	1,463	$133.32	$195,047	23,637 Direct	-5.83%	Disposed	8.2% (price as of 2026-08-21)
Nov. 6, 2024	CHCO	S	321	$133.36	$42,809	25,100 Direct	-1.26%	Disposed	8.2% (price as of 2026-08-21)
Feb. 28, 2024	CHCO	A	321	—	—	25,421 Direct	+1.28%	Acquired	(price as of 2026-08-21)
May 15, 2023	CHCO	W	1,464	—	—	25,100 Direct	+6.19%	Acquired	(price as of 2026-08-21)
Feb. 22, 2023	CHCO	A	321	—	—	23,636 Direct	+1.38%	Acquired	(price as of 2026-08-21)
Jan. 26, 2022	CHCO	A	369	—	—	23,315 Direct	+1.61%	Acquired	(price as of 2026-08-21)
Jan. 27, 2021	CHCO	A	422	—	—	22,946 Direct	+1.87%	Acquired	(price as of 2026-08-21)
Jan. 29, 2020	CHCO	A	395	—	—	22,524 Direct	+1.78%	Acquired	(price as of 2026-08-21)
Jan. 30, 2019	CHCO	A	414	—	—	22,129 Direct	+1.91%	Acquired	(price as of 2026-08-21)
Feb. 25, 2015	CHCO	A	541	—	—	20,125 Direct	+2.76%	Acquired	(price as of 2026-08-21)
Feb. 26, 2014	CHCO	A	566	—	—	19,584 Direct	+2.98%	Acquired	(price as of 2026-08-21)
Dec. 18, 2013	CHCO	A	108	—	—	19,018 Direct	+0.57%	Acquired	(price as of 2026-08-21)
Feb. 27, 2013	CHCO	A	529	—	—	18,910 Direct	+2.88%	Acquired	(price as of 2026-08-21)
Feb. 29, 2012	CHCO	A	583	—	—	18,381 Direct	+3.28%	Acquired	(price as of 2026-08-21)
Nov. 28, 2011	CHCO	S	100	$30.18	$3,018	17,798 Direct	-0.56%	Disposed	378.0% (price as of 2026-08-21)
Nov. 28, 2011	CHCO	S	100	$30.26	$3,026	17,898 Direct	-0.56%	Disposed	376.8% (price as of 2026-08-21)
Nov. 28, 2011	CHCO	S	200	$30.22	$6,044	17,998 Direct	-1.10%	Disposed	377.4% (price as of 2026-08-21)
Nov. 28, 2011	CHCO	S	300	$30.23	$9,069	18,198 Direct	-1.62%	Disposed	377.2% (price as of 2026-08-21)
Nov. 28, 2011	CHCO	S	546	$30.12	$16,446	18,498 Direct	-2.87%	Disposed	379.0% (price as of 2026-08-21)
Feb. 23, 2011	CHCO	A	591	—	—	19,044 Direct	+3.20%	Acquired	(price as of 2026-08-21)
Feb. 26, 2010	CHCO	A	623	—	—	18,453 Direct	+3.49%	Acquired	(price as of 2026-08-21)
Feb. 25, 2009	CHCO	A	601	—	—	17,830 Direct	+3.49%	Acquired	(price as of 2026-08-21)
Feb. 27, 2008	CHCO	A	400	—	—	17,229 Direct	+2.38%	Acquired	(price as of 2026-08-21)
Feb. 28, 2007	CHCO	A	400	—	—	16,829 Direct	+2.43%	Acquired	(price as of 2026-08-21)
Feb. 22, 2006	CHCO	A	300	—	—	16,429 Direct	+1.86%	Acquired	(price as of 2026-08-21)
Aug. 23, 2005	CHCO	S	4,885	$36.72	$179,377	16,129 Direct	-23.25%	Disposed	292.9% (price as of 2026-08-21)
Aug. 23, 2005	CHCO	S	3,800	$36.74	$139,612	21,014 Direct	-15.31%	Disposed	292.7% (price as of 2026-08-21)
Aug. 23, 2005	CHCO	S	2,335	$36.73	$85,765	24,814 Direct	-8.60%	Disposed	292.8% (price as of 2026-08-21)
Aug. 23, 2005	CHCO	S	5,300	$36.62	$194,086	27,149 Direct	-16.33%	Disposed	294.0% (price as of 2026-08-21)
Aug. 23, 2005	CHCO	S	1,800	$36.62	$65,916	32,449 Direct	-5.26%	Disposed	294.0% (price as of 2026-08-21)
Feb. 23, 2005	CHCO	A	300	—	—	34,249 Direct	+0.88%	Acquired	(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.