Dean M Flatt

Insider

First SEC filing: Feb. 17, 2016 · Latest: Feb. 17, 2016

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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

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 23 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

23 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 14, 2024	DCO	A	2,400	—	—	41,440 Direct	+6.15%	Acquired	(price as of 2026-08-19)
May 18, 2023	DCO	A	3,400	$40.00	$136,000	39,040 Direct	+9.54%	Acquired	407.7% (price as of 2026-08-19)
April 26, 2023	DCO	A	2,000	—	—	35,640 Direct	+5.95%	Acquired	(price as of 2026-08-19)
April 22, 2022	DCO	A	1,800	—	—	33,640 Direct	+5.65%	Acquired	(price as of 2026-08-19)
May 7, 2021	DCO	A	1,700	—	—	31,840 Direct	+5.64%	Acquired	(price as of 2026-08-19)
May 7, 2020	DCO	A	2,440	—	—	30,140 Direct	+8.81%	Acquired	(price as of 2026-08-19)
March 16, 2020	DCO	P	1,000	$27.08	$27,080	27,700 Direct	+3.75%	Acquired	649.9% (price as of 2026-08-19)
May 1, 2019	DCO	A	2,500	—	—	26,700 Direct	+10.33%	Acquired	(price as of 2026-08-19)
May 2, 2018	DCO	A	2,000	—	—	24,200 Direct	+9.01%	Acquired	(price as of 2026-08-19)
May 4, 2017	DCO	A	2,000	—	—	22,200 Direct	+9.90%	Acquired	(price as of 2026-08-19)
May 3, 2017	DCO	A	2,000	—	—	22,200 Direct	+9.90%	Acquired	(price as of 2026-08-19)
May 4, 2016	DCO	A	3,800	—	—	20,200 Direct	+23.17%	Acquired	(price as of 2026-08-19)
Feb. 16, 2016	CW	A	1,380	$65.25	$90,045	8,454 Direct	+19.51%	Acquired	942.1% (price as of 2026-08-19)
May 27, 2015	DCO	A	2,500	—	—	16,400 Direct	+17.99%	Acquired	(price as of 2026-08-19)
Feb. 17, 2015	CW	A	1,309	$68.79	$90,046	7,074 Direct	+22.71%	Acquired	888.5% (price as of 2026-08-19)
May 7, 2014	DCO	A	2,500	—	—	13,900 Direct	+21.93%	Acquired	(price as of 2026-08-19)
Feb. 18, 2014	CW	A	1,179	$59.41	$70,044	5,765 Direct	+25.71%	Acquired	1044.6% (price as of 2026-08-19)
May 1, 2013	DCO	A	2,600	—	—	11,400 Direct	+29.55%	Acquired	(price as of 2026-08-19)
Feb. 14, 2013	CW	A	1,907	$36.71	$70,006	4,586 Direct	+71.18%	Acquired	1752.3% (price as of 2026-08-19)
May 2, 2012	DCO	A	4,400	—	—	8,800 Direct	+100.00%	Acquired	(price as of 2026-08-19)
Feb. 9, 2012	CW	A	1,787	$39.17	$69,997	2,679 Direct	+200.34%	Acquired	1636.0% (price as of 2026-08-19)
Feb. 9, 2012	CW	A	892	$39.24	$35,002	892 Direct	—	Acquired	1632.9% (price as of 2026-08-19)
May 4, 2011	DCO	A	2,300	—	—	4,400 Direct	+109.52%	Acquired	(price as of 2026-08-19)
May 5, 2010	DCO	A	2,100	—	—	2,100 Direct	—	Acquired	(price as of 2026-08-19)

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.