Helmuth Lutty

Insider

First SEC filing: Feb. 23, 2018 · Latest: Feb. 23, 2018

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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.
Derivatives Options and other derivative holdings reported by this person.
Initial holdings The stakes this person held when they first started reporting.
Compensation Executive pay disclosed in company proxy statements.

Insider at

DMC selling March 1, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 84 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

84 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
March 1, 2023	DMC	M	1,164	—	—	1,168 Direct	-49.91%	Disposed	(price as of 2026-08-20)
March 1, 2023	DMC	M	525	—	—	525 Direct	-50.00%	Disposed	(price as of 2026-08-20)
March 1, 2023	DMC	M	74	—	—	503 Direct	-12.82%	Disposed	(price as of 2026-08-20)
March 1, 2023	DMC	S	526	$31.58	$16,611	1,533 Direct	-25.55%	Disposed	-1.3% (price as of 2026-08-20)
March 1, 2023	DMC	M	74	—	—	2,059 Direct	+3.73%	Acquired	(price as of 2026-08-20)
March 1, 2023	DMC	M	1,164	—	—	1,985 Direct	+141.78%	Acquired	(price as of 2026-08-20)
March 1, 2023	DMC	M	525	—	—	821 Direct	+177.36%	Acquired	(price as of 2026-08-20)
Feb. 22, 2023	DMC	S	127	$30.18	$3,833	296 Direct	-30.02%	Disposed	3.3% (price as of 2026-08-20)
Feb. 20, 2023	DMC	M	23	—	—	579 Direct	-3.82%	Disposed	(price as of 2026-08-20)
Feb. 20, 2023	DMC	M	400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 20, 2023	DMC	M	23	—	—	423 Direct	+5.75%	Acquired	(price as of 2026-08-20)
Feb. 20, 2023	DMC	M	400	—	—	400 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 9, 2022	DMC	A	97	—	—	602 Direct	+19.21%	Acquired	(price as of 2026-08-20)
Sept. 9, 2022	DMC	A	101	—	—	505 Direct	+25.00%	Acquired	(price as of 2026-08-20)
June 15, 2022	DMC	A	3,574	—	—	3,574 Direct	—	Acquired	(price as of 2026-08-20)
June 15, 2022	DMC	A	2,174	—	—	2,174 Direct	—	Acquired	(price as of 2026-08-20)
June 10, 2022	DMC	A	71	—	—	403 Direct	+21.39%	Acquired	(price as of 2026-08-20)
April 1, 2022	DMC	A	65	—	—	333 Direct	+24.25%	Acquired	(price as of 2026-08-20)
March 1, 2022	DMC	D	314	—	—	3,182 Direct	-8.98%	Disposed	(price as of 2026-08-20)
March 1, 2022	DMC	M	1,164	—	—	2,332 Direct	-33.30%	Disposed	(price as of 2026-08-20)
March 1, 2022	DMC	M	525	—	—	1,050 Direct	-33.33%	Disposed	(price as of 2026-08-20)
March 1, 2022	DMC	M	34	—	—	268 Direct	-11.26%	Disposed	(price as of 2026-08-20)
March 1, 2022	DMC	S	408	$28.65	$11,689	7,159 Direct	-5.39%	Disposed	8.8% (price as of 2026-08-20)
March 1, 2022	DMC	M	34	—	—	7,567 Direct	+0.45%	Acquired	(price as of 2026-08-20)
March 1, 2022	DMC	M	1,164	—	—	7,533 Direct	+18.28%	Acquired	(price as of 2026-08-20)
March 1, 2022	DMC	M	525	—	—	6,369 Direct	+8.98%	Acquired	(price as of 2026-08-20)
Feb. 22, 2022	DMC	M	400	—	—	400 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 22, 2022	DMC	M	400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Feb. 22, 2022	DMC	M	32	—	—	309 Direct	-9.38%	Disposed	(price as of 2026-08-20)
Feb. 22, 2022	DMC	S	197	$28.65	$5,644	5,844 Direct	-3.26%	Disposed	8.8% (price as of 2026-08-20)
Feb. 22, 2022	DMC	M	32	—	—	6,041 Direct	+0.53%	Acquired	(price as of 2026-08-20)
Feb. 22, 2022	DMC	M	400	—	—	6,009 Direct	+7.13%	Acquired	(price as of 2026-08-20)
Feb. 22, 2022	DMC	M	400	—	—	5,609 Direct	+7.68%	Acquired	(price as of 2026-08-20)
Dec. 10, 2021	DMC	A	82	—	—	342 Direct	+31.54%	Acquired	(price as of 2026-08-20)
Sept. 10, 2021	DMC	A	70	—	—	260 Direct	+36.84%	Acquired	(price as of 2026-08-20)
Aug. 2, 2021	DMC	M	400	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 2, 2021	DMC	M	17	—	—	190 Direct	-8.21%	Disposed	(price as of 2026-08-20)
Aug. 2, 2021	DMC	S	98	$30.68	$3,007	5,209 Direct	-1.85%	Disposed	1.6% (price as of 2026-08-20)
Aug. 2, 2021	DMC	M	17	—	—	5,307 Direct	+0.32%	Acquired	(price as of 2026-08-20)
Aug. 2, 2021	DMC	M	400	—	—	5,290 Direct	+8.18%	Acquired	(price as of 2026-08-20)
June 11, 2021	DMC	A	42	—	—	208 Direct	+25.30%	Acquired	(price as of 2026-08-20)
April 2, 2021	DMC	A	50	—	—	166 Direct	+43.10%	Acquired	(price as of 2026-08-20)
March 1, 2021	DMC	A	3,496	—	—	3,496 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2021	DMC	D	446	—	—	2,179 Direct	-16.99%	Disposed	(price as of 2026-08-20)
March 1, 2021	DMC	A	3,496	—	—	3,496 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2021	DMC	M	525	—	—	1,575 Direct	-25.00%	Disposed	(price as of 2026-08-20)
March 1, 2021	DMC	M	6	—	—	116 Direct	-4.92%	Disposed	(price as of 2026-08-20)
March 1, 2021	DMC	S	126	$25.81	$3,252	4,890 Direct	-2.51%	Disposed	20.8% (price as of 2026-08-20)
March 1, 2021	DMC	M	6	—	—	5,016 Direct	+0.12%	Acquired	(price as of 2026-08-20)
March 1, 2021	DMC	M	525	—	—	5,010 Direct	+11.71%	Acquired	(price as of 2026-08-20)
Feb. 22, 2021	DMC	M	400	—	—	800 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Feb. 22, 2021	DMC	M	400	—	—	400 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Feb. 22, 2021	DMC	M	18	—	—	127 Direct	-12.41%	Disposed	(price as of 2026-08-20)
Feb. 22, 2021	DMC	S	125	$25.71	$3,214	4,485 Direct	-2.71%	Disposed	21.3% (price as of 2026-08-20)
Feb. 22, 2021	DMC	S	124	$25.71	$3,188	4,610 Direct	-2.62%	Disposed	21.3% (price as of 2026-08-20)
Feb. 22, 2021	DMC	M	18	—	—	4,734 Direct	+0.38%	Acquired	(price as of 2026-08-20)
Feb. 22, 2021	DMC	M	400	—	—	4,716 Direct	+9.27%	Acquired	(price as of 2026-08-20)
Feb. 22, 2021	DMC	M	400	—	—	4,316 Direct	+10.21%	Acquired	(price as of 2026-08-20)
Dec. 4, 2020	DMC	A	36	—	—	146 Direct	+32.73%	Acquired	(price as of 2026-08-20)
Sept. 4, 2020	DMC	A	20	—	—	111 Direct	+21.98%	Acquired	(price as of 2026-08-20)
Aug. 3, 2020	DMC	M	400	—	—	400 Direct	-50.00%	Disposed	(price as of 2026-08-20)
Aug. 3, 2020	DMC	M	600	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Aug. 3, 2020	DMC	M	37	—	—	93 Direct	-28.46%	Disposed	(price as of 2026-08-20)
Aug. 3, 2020	DMC	S	246	$23.13	$5,690	3,916 Direct	-5.91%	Disposed	34.8% (price as of 2026-08-20)
Aug. 3, 2020	DMC	M	400	—	—	4,162 Direct	+10.63%	Acquired	(price as of 2026-08-20)
Aug. 3, 2020	DMC	M	600	—	—	3,762 Direct	+18.98%	Acquired	(price as of 2026-08-20)
Aug. 3, 2020	DMC	M	37	—	—	3,162 Direct	+1.18%	Acquired	(price as of 2026-08-20)
June 5, 2020	DMC	A	20	—	—	130 Direct	+18.18%	Acquired	(price as of 2026-08-20)
March 27, 2020	DMC	A	38	—	—	112 Direct	+51.35%	Acquired	(price as of 2026-08-20)
March 2, 2020	DMC	M	525	—	—	2,100 Direct	-20.00%	Disposed	(price as of 2026-08-20)
March 2, 2020	DMC	A	2,625	—	—	2,625 Direct	—	Acquired	(price as of 2026-08-20)
March 2, 2020	DMC	A	2,625	—	—	2,625 Direct	—	Acquired	(price as of 2026-08-20)
March 2, 2020	DMC	S	159	$28.32	$4,503	3,125 Direct	-4.84%	Disposed	10.1% (price as of 2026-08-20)
March 2, 2020	DMC	M	525	—	—	3,284 Direct	+19.03%	Acquired	(price as of 2026-08-20)
Feb. 21, 2020	DMC	M	400	—	—	2,874 Direct	+16.17%	Acquired	(price as of 2026-08-20)
Feb. 21, 2020	DMC	M	7	—	—	2,881 Direct	+0.24%	Acquired	(price as of 2026-08-20)
Feb. 21, 2020	DMC	S	122	—	—	2,759 Direct	-4.23%	Disposed	(price as of 2026-08-20)
Feb. 21, 2020	DMC	M	400	—	—	800 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Feb. 21, 2020	DMC	M	7	—	—	75 Direct	-8.54%	Disposed	(price as of 2026-08-20)
Feb. 20, 2020	DMC	M	1	—	—	82 Direct	-1.20%	Disposed	(price as of 2026-08-20)
Feb. 20, 2020	DMC	M	400	—	—	1,200 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 20, 2020	DMC	S	120	$30.85	$3,702	2,474 Direct	-4.63%	Disposed	1.1% (price as of 2026-08-20)
Feb. 20, 2020	DMC	M	1	—	—	2,594 Direct	+0.04%	Acquired	(price as of 2026-08-20)
Feb. 20, 2020	DMC	M	400	—	—	2,593 Direct	+18.24%	Acquired	(price as of 2026-08-20)
Feb. 20, 2020	DMC	M	400	—	—	2,878 Direct	+16.14%	Acquired	(price as of 2026-08-20)
Feb. 20, 2020	DMC	M	1	—	—	2,879 Direct	+0.03%	Acquired	(price as of 2026-08-20)
Feb. 20, 2020	DMC	M	1	—	—	74 Direct	-1.33%	Disposed	(price as of 2026-08-20)
Feb. 20, 2020	DMC	M	400	—	—	1,200 Direct	-25.00%	Disposed	(price as of 2026-08-20)
Feb. 20, 2020	DMC	S	120	$30.85	$3,702	2,759 Direct	-4.17%	Disposed	1.1% (price as of 2026-08-20)
Dec. 6, 2019	DMC	A	18	—	—	7,640 Direct	+0.24%	Acquired	(price as of 2026-08-20)
Sept. 6, 2019	DMC	A	16	—	—	7,622 Direct	+0.21%	Acquired	(price as of 2026-08-20)
Aug. 6, 2019	DMC	S	147	$29.03	$4,267	2,193 Direct	-6.28%	Disposed	7.4% (price as of 2026-08-20)
Aug. 5, 2019	DMC	S	98	$28.92	$2,834	1,721 Direct	-5.39%	Disposed	7.8% (price as of 2026-08-20)
Aug. 3, 2019	DMC	M	619	—	—	620 Direct	-49.96%	Disposed	(price as of 2026-08-20)
Aug. 3, 2019	DMC	M	619	—	—	2,340 Direct	+35.97%	Acquired	(price as of 2026-08-20)
Aug. 2, 2019	DMC	M	408	—	—	818 Direct	-33.28%	Disposed	(price as of 2026-08-20)
Aug. 2, 2019	DMC	M	408	—	—	1,819 Direct	+28.92%	Acquired	(price as of 2026-08-20)
July 30, 2019	DMC	M	1,044	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
July 30, 2019	DMC	S	247	$27.44	$6,778	1,411 Direct	-14.90%	Disposed	13.6% (price as of 2026-08-20)
July 30, 2019	DMC	M	1,044	—	—	1,658 Direct	+170.03%	Acquired	(price as of 2026-08-20)

Showing latest 100 of 129 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
March 1, 2023	DMC	Restricted Stock Units	Ordinary Shares (1,164)	—	—	1,164	Disposed
March 1, 2023	DMC	Restricted Stock Units	Ordinary Shares (525)	—	—	525	Disposed
March 1, 2023	DMC	Dividend Equivalent Units	Ordinary Shares (74)	—	—	74	Disposed
Feb. 20, 2023	DMC	Dividend Equivalent Units	Ordinary Shares (23)	—	—	23	Disposed
Feb. 20, 2023	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Dec. 9, 2022	DMC	Dividend Equivalent Units	Ordinary Shares (97)	—	—	97	Acquired
Sept. 9, 2022	DMC	Dividend Equivalent Units	Ordinary Shares (101)	—	—	101	Acquired
June 15, 2022	DMC	Performance Stock Units	Ordinary Shares (3,574)	—	—	3,574	Acquired
June 15, 2022	DMC	Restricted Stock Units	Ordinary Shares (2,174)	—	—	2,174	Acquired
June 10, 2022	DMC	Dividend Equivalent Units	Ordinary Shares (71)	—	—	71	Acquired
April 1, 2022	DMC	Dividend Equivalent Units	Ordinary Shares (65)	—	—	65	Acquired
March 1, 2022	DMC	Performance Stock Units	Ordinary Shares (314)	—	—	314	Disposed
March 1, 2022	DMC	Restricted Stock Units	Ordinary Shares (1,164)	—	—	1,164	Disposed
March 1, 2022	DMC	Restricted Stock Units	Ordinary Shares (525)	—	—	525	Disposed
March 1, 2022	DMC	Dividend Equivalent Units	Ordinary Shares (34)	—	—	34	Disposed
Feb. 22, 2022	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 22, 2022	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 22, 2022	DMC	Dividend Equivalent Units	Ordinary Shares (32)	—	—	32	Disposed
Dec. 10, 2021	DMC	Dividend Equivalent Units	Ordinary Shares (82)	—	—	82	Acquired
Sept. 10, 2021	DMC	Dividend Equivalent Units	Ordinary Shares (70)	—	—	70	Acquired
Aug. 2, 2021	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Aug. 2, 2021	DMC	Dividend Equivalent Units	Ordinary Shares	—	—	17	Disposed
June 11, 2021	DMC	Dividend Equivalent Units	Ordinary Shares (42)	—	—	42	Acquired
April 2, 2021	DMC	Dividend Equivalent Units	Ordinary Shares (50)	—	—	50	Acquired
March 1, 2021	DMC	Performance Stock Units	Ordinary Shares (3,496)	—	—	3,496	Acquired
March 1, 2021	DMC	Performance Stock Units	Ordinary Shares (446)	—	—	446	Disposed
March 1, 2021	DMC	Restricted Stock Units	Ordinary Shares (3,496)	—	—	3,496	Acquired
March 1, 2021	DMC	Restricted Stock Units	Ordinary Shares (525)	—	—	525	Disposed
March 1, 2021	DMC	Dividend Equivalent Units	Ordinary Shares (6)	—	—	6	Disposed
Feb. 22, 2021	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 22, 2021	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 22, 2021	DMC	Dividend Equivalent Units	Ordinary Shares (18)	—	—	18	Disposed
Dec. 4, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (36)	—	—	36	Acquired
Sept. 4, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (20)	—	—	20	Acquired
Aug. 3, 2020	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Aug. 3, 2020	DMC	Restricted Stock Units	Ordinary Shares (600)	—	—	600	Disposed
Aug. 3, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (37)	—	—	37	Disposed
June 5, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (20)	—	—	20	Acquired
March 27, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (38)	—	—	38	Acquired
March 2, 2020	DMC	Restricted Stock Units	Ordinary Shares (525)	—	—	525	Disposed
March 2, 2020	DMC	Performance Stock Units	Ordinary Shares (2,625)	—	—	2,625	Acquired
March 2, 2020	DMC	Restricted Stock Units	Ordinary Shares (2,625)	—	—	2,625	Acquired
Feb. 21, 2020	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 21, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (7)	—	—	7	Disposed
Feb. 20, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (1)	—	—	1	Disposed
Feb. 20, 2020	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 20, 2020	DMC	Dividend Equivalent Units	Ordinary Shares (1)	—	—	1	Disposed
Feb. 20, 2020	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Dec. 6, 2019	DMC	Dividend Equivalent Units	Ordinary Shares (18)	—	—	18	Acquired
Sept. 6, 2019	DMC	Dividend Equivalent Units	Ordinary Shares (16)	—	—	16	Acquired
Aug. 3, 2019	DMC	Restricted Stock Units	Ordinary Shares (619)	—	—	619	Disposed
Aug. 2, 2019	DMC	Restricted Stock Units	Ordinary Shares (408)	—	—	408	Disposed
July 30, 2019	DMC	Restricted Stock Units	Ordinary Shares (1,044)	—	—	1,044	Disposed
Feb. 22, 2019	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 22, 2019	DMC	Restricted Stock Units	Ordinary Shares (2,000)	—	—	2,000	Acquired
Feb. 22, 2019	DMC	Restricted Stock Units	Ordinary Shares (400)	—	—	400	Disposed
Feb. 22, 2019	DMC	Restricted Stock Units	Ordinary Shares (2,000)	—	—	2,000	Acquired
Feb. 22, 2019	DMC	Performance Stock Units	Ordinary Shares (2,000)	—	—	2,000	Acquired
Feb. 21, 2019	DMC	Restricted Stock Units	Ordinary Shares (406)	$27.99	—	406	Disposed
Dec. 7, 2018	DMC	Dividend Equivalent Units [F1]	Ordinary Shares	$32.19	—	33	Acquired
Sept. 7, 2018	DMC	Dividend Equivalent Units [F1]	Ordinary Shares	$37.78	—	28	Acquired
Aug. 6, 2018	DMC	Restricted Stock Units	Ordinary Shares (614)	$37.55	—	614	Disposed
Aug. 6, 2018	DMC	Restricted Stock Units	Ordinary Shares (405)	$36.89	—	405	Disposed
July 31, 2018	DMC	Restricted Stock Units	Ordinary Shares (1,050)	$40.55	—	1,050	Disposed
July 31, 2018	DMC	Restricted Stock Units	Ordinary Shares (1,035)	$40.86	—	1,035	Disposed
Feb. 21, 2018	DMC	Restricted Stock Units	Ordinary Shares (400)	$0.00	—	400	Disposed
Feb. 21, 2018	DMC	Restricted Stock Units	Ordinary Shares (2,000)	$0.00	—	2,000	Acquired
Feb. 21, 2018	DMC	Performance Stock Units	Ordinary Shares (2,000)	$0.00	—	2,000	Acquired

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

Initial ownership (Form 3) 2 holdings

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

Date	Ticker	Security	Shares	Ownership
Feb. 23, 2018	DMC	Restricted Stock Units→ Ordinary Shares (8,141)	8,141	Direct
Feb. 23, 2018	DMC	Performance Stock Units→ Ordinary Shares (2,000)	2,000	Direct

Compensation (DEF 14A)

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

DMC

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2022	$367,653	—	$136,286	—	$207,049	—	$28,955	$739,097

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