David A Daberko

Insider

First SEC filing: Dec. 31, 2007 · Latest: Dec. 31, 2007

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 + 98 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

98 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Oct. 29, 2021	RPM	F	396	$87.20	$34,531	20,812 Direct	-1.87%	Disposed	26.2% (price as of 2026-08-20)
Oct. 6, 2021	RPM	A	1,800	—	—	21,208 Direct	+9.27%	Acquired	(price as of 2026-08-20)
Oct. 30, 2020	RPM	F	473	$84.67	$40,049	19,408 Direct	-2.38%	Disposed	30.0% (price as of 2026-08-20)
Oct. 7, 2020	RPM	A	1,700	—	—	19,881 Direct	+9.35%	Acquired	(price as of 2026-08-20)
Oct. 31, 2019	RPM	F	484	$72.43	$35,056	18,181 Direct	-2.59%	Disposed	52.0% (price as of 2026-08-20)
Oct. 18, 2019	RPM	S	12,000	$69.50	$834,000	18,665 Direct	-39.13%	Disposed	58.4% (price as of 2026-08-20)
Oct. 2, 2019	RPM	A	2,100	—	—	30,665 Direct	+7.35%	Acquired	(price as of 2026-08-20)
Oct. 31, 2018	RPM	F	572	$61.17	$34,989	28,565 Direct	-1.96%	Disposed	79.9% (price as of 2026-08-20)
Oct. 3, 2018	RPM	A	1,800	—	—	29,137 Direct	+6.58%	Acquired	(price as of 2026-08-20)
April 2, 2018	MPLX	A	216	—	—	23,872 Direct	+0.91%	Acquired	(price as of 2026-08-20)
April 2, 2018	MPC	A	129	—	—	152,463 Direct	+0.08%	Acquired	(price as of 2026-08-20)
Feb. 14, 2018	MPLX	A	224	—	—	23,657 Direct	+0.96%	Acquired	(price as of 2026-08-20)
Jan. 2, 2018	MPC	A	502	—	—	151,356 Direct	+0.33%	Acquired	(price as of 2026-08-20)
Jan. 2, 2018	MPLX	A	711	—	—	23,433 Direct	+3.13%	Acquired	(price as of 2026-08-20)
Nov. 14, 2017	MPLX	A	218	—	—	22,722 Direct	+0.97%	Acquired	(price as of 2026-08-20)
Oct. 31, 2017	RPM	F	625	$53.33	$33,331	27,337 Direct	-2.24%	Disposed	106.4% (price as of 2026-08-20)
Oct. 5, 2017	RPM	A	2,150	—	—	27,962 Direct	+8.33%	Acquired	(price as of 2026-08-20)
Oct. 2, 2017	MPC	A	604	—	—	149,948 Direct	+0.40%	Acquired	(price as of 2026-08-20)
Oct. 2, 2017	MPLX	A	723	—	—	22,504 Direct	+3.32%	Acquired	(price as of 2026-08-20)
Aug. 14, 2017	MPLX	A	194	—	—	21,781 Direct	+0.90%	Acquired	(price as of 2026-08-20)
July 3, 2017	MPC	A	636	—	—	148,270 Direct	+0.43%	Acquired	(price as of 2026-08-20)
July 3, 2017	MPLX	A	748	—	—	21,587 Direct	+3.59%	Acquired	(price as of 2026-08-20)
May 15, 2017	MPLX	A	161	—	—	20,839 Direct	+0.78%	Acquired	(price as of 2026-08-20)
April 3, 2017	MPC	A	676	—	—	146,691 Direct	+0.46%	Acquired	(price as of 2026-08-20)
April 3, 2017	MPLX	A	703	—	—	20,678 Direct	+3.52%	Acquired	(price as of 2026-08-20)
Feb. 14, 2017	MPLX	A	132	—	—	19,975 Direct	+0.67%	Acquired	(price as of 2026-08-20)
Jan. 3, 2017	MPLX	A	728	—	—	19,843 Direct	+3.81%	Acquired	(price as of 2026-08-20)
Jan. 3, 2017	MPC	A	638	—	—	144,998 Direct	+0.44%	Acquired	(price as of 2026-08-20)
Nov. 14, 2016	MPLX	A	142	—	—	19,115 Direct	+0.75%	Acquired	(price as of 2026-08-20)
Oct. 31, 2016	RPM	F	625	$47.54	$29,712	25,812 Direct	-2.36%	Disposed	131.5% (price as of 2026-08-20)
Oct. 5, 2016	RPM	A	2,200	—	—	26,437 Direct	+9.08%	Acquired	(price as of 2026-08-20)
Oct. 3, 2016	MPLX	A	688	—	—	18,973 Direct	+3.76%	Acquired	(price as of 2026-08-20)
Oct. 3, 2016	MPC	A	824	—	—	143,338 Direct	+0.58%	Acquired	(price as of 2026-08-20)
Aug. 12, 2016	MPLX	A	127	—	—	18,285 Direct	+0.70%	Acquired	(price as of 2026-08-20)
July 1, 2016	MPLX	A	684	—	—	18,158 Direct	+3.91%	Acquired	(price as of 2026-08-20)
July 1, 2016	MPC	A	859	—	—	141,373 Direct	+0.61%	Acquired	(price as of 2026-08-20)
May 13, 2016	MPLX	A	120	—	—	17,474 Direct	+0.69%	Acquired	(price as of 2026-08-20)
April 1, 2016	MPC	A	927	—	—	139,324 Direct	+0.67%	Acquired	(price as of 2026-08-20)
April 1, 2016	MPLX	A	793	—	—	17,354 Direct	+4.79%	Acquired	(price as of 2026-08-20)
Feb. 12, 2016	MPLX	A	174	—	—	16,561 Direct	+1.06%	Acquired	(price as of 2026-08-20)
Jan. 4, 2016	MPC	A	659	—	—	137,224 Direct	+0.48%	Acquired	(price as of 2026-08-20)
Jan. 4, 2016	MPLX	A	573	—	—	16,387 Direct	+3.62%	Acquired	(price as of 2026-08-20)
Nov. 13, 2015	MPLX	A	67	—	—	15,814 Direct	+0.43%	Acquired	(price as of 2026-08-20)
Oct. 30, 2015	RPM	F	788	$45.71	$36,019	24,237 Direct	-3.15%	Disposed	140.8% (price as of 2026-08-20)
Oct. 8, 2015	RPM	A	2,600	—	—	25,025 Direct	+11.59%	Acquired	(price as of 2026-08-20)
Oct. 1, 2015	MPLX	A	594	—	—	15,747 Direct	+3.92%	Acquired	(price as of 2026-08-20)
Oct. 1, 2015	MPC	A	704	—	—	135,760 Direct	+0.52%	Acquired	(price as of 2026-08-20)
Aug. 14, 2015	MPLX	A	47	—	—	15,152 Direct	+0.31%	Acquired	(price as of 2026-08-20)
July 1, 2015	MPLX	A	328	—	—	15,105 Direct	+2.22%	Acquired	(price as of 2026-08-20)
July 1, 2015	MPC	A	628	—	—	134,190 Direct	+0.47%	Acquired	(price as of 2026-08-20)
May 15, 2015	MPLX	A	27	—	—	14,778 Direct	+0.18%	Acquired	(price as of 2026-08-20)
April 1, 2015	MPC	A	332	—	—	66,465 Direct	+0.50%	Acquired	(price as of 2026-08-20)
April 1, 2015	MPLX	A	307	—	—	14,751 Direct	+2.13%	Acquired	(price as of 2026-08-20)
Feb. 13, 2015	MPLX	A	22	—	—	14,444 Direct	+0.15%	Acquired	(price as of 2026-08-20)
Jan. 2, 2015	MPLX	A	255	—	—	14,422 Direct	+1.80%	Acquired	(price as of 2026-08-20)
Jan. 2, 2015	MPC	A	368	—	—	65,801 Direct	+0.56%	Acquired	(price as of 2026-08-20)
Nov. 14, 2014	MPLX	A	22	—	—	14,167 Direct	+0.16%	Acquired	(price as of 2026-08-20)
Oct. 31, 2014	RPM	F	1,000	$45.30	$45,300	22,425 Direct	-4.27%	Disposed	143.0% (price as of 2026-08-20)
Oct. 8, 2014	RPM	A	2,500	—	—	23,425 Direct	+11.95%	Acquired	(price as of 2026-08-20)
Oct. 1, 2014	MPC	A	409	—	—	65,062 Direct	+0.63%	Acquired	(price as of 2026-08-20)
Oct. 1, 2014	MPLX	A	331	—	—	14,145 Direct	+2.40%	Acquired	(price as of 2026-08-20)
Aug. 14, 2014	MPLX	A	20	—	—	13,814 Direct	+0.14%	Acquired	(price as of 2026-08-20)
July 1, 2014	MPLX	A	294	—	—	13,794 Direct	+2.18%	Acquired	(price as of 2026-08-20)
July 1, 2014	MPC	A	429	—	—	64,308 Direct	+0.67%	Acquired	(price as of 2026-08-20)
May 15, 2014	MPLX	A	20	—	—	13,499 Direct	+0.15%	Acquired	(price as of 2026-08-20)
April 1, 2014	MPLX	A	396	—	—	13,480 Direct	+3.03%	Acquired	(price as of 2026-08-20)
April 1, 2014	MPC	A	377	—	—	63,577 Direct	+0.60%	Acquired	(price as of 2026-08-20)
Feb. 14, 2014	MPLX	A	20	—	—	13,084 Direct	+0.15%	Acquired	(price as of 2026-08-20)
Jan. 2, 2014	MPLX	A	460	—	—	13,063 Direct	+3.65%	Acquired	(price as of 2026-08-20)
Jan. 2, 2014	MPC	A	377	—	—	62,919 Direct	+0.60%	Acquired	(price as of 2026-08-20)
Nov. 14, 2013	MPLX	A	21	—	—	12,604 Direct	+0.17%	Acquired	(price as of 2026-08-20)
Oct. 31, 2013	RPM	F	950	$38.72	$36,784	20,925 Direct	-4.34%	Disposed	184.2% (price as of 2026-08-20)
Oct. 9, 2013	RPM	A	2,500	—	—	21,875 Direct	+12.90%	Acquired	(price as of 2026-08-20)
Oct. 1, 2013	MPLX	A	531	—	—	12,583 Direct	+4.41%	Acquired	(price as of 2026-08-20)
Oct. 1, 2013	MPC	A	525	—	—	62,253 Direct	+0.85%	Acquired	(price as of 2026-08-20)
Aug. 14, 2013	MPLX	A	16	—	—	12,052 Direct	+0.13%	Acquired	(price as of 2026-08-20)
July 1, 2013	MPC	A	480	—	—	61,362 Direct	+0.79%	Acquired	(price as of 2026-08-20)
July 1, 2013	MPLX	A	526	—	—	12,036 Direct	+4.57%	Acquired	(price as of 2026-08-20)
May 17, 2013	MPLX	A	11	—	—	11,510 Direct	+0.10%	Acquired	(price as of 2026-08-20)
April 1, 2013	MPLX	A	514	—	—	11,499 Direct	+4.68%	Acquired	(price as of 2026-08-20)
April 1, 2013	MPC	A	376	—	—	60,633 Direct	+0.62%	Acquired	(price as of 2026-08-20)
Feb. 14, 2013	MPLX	A	5	—	—	10,985 Direct	+0.05%	Acquired	(price as of 2026-08-20)
Jan. 2, 2013	MPLX	A	590	—	—	10,980 Direct	+5.68%	Acquired	(price as of 2026-08-20)
Jan. 2, 2013	MPC	A	527	—	—	60,026 Direct	+0.89%	Acquired	(price as of 2026-08-20)
Nov. 1, 2012	MPLX	A	390	—	—	10,390 Direct	+3.90%	Acquired	(price as of 2026-08-20)
Oct. 31, 2012	MPLX	P	10,000	$22.00	$220,000	10,000 Direct	—	Acquired	167.1% (price as of 2026-08-20)
Oct. 31, 2012	RPM	F	675	$26.66	$17,996	19,375 Direct	-3.37%	Disposed	312.8% (price as of 2026-08-20)
Oct. 2, 2012	RPM	A	3,150	—	—	20,050 Direct	+18.64%	Acquired	(price as of 2026-08-20)
Oct. 1, 2012	MPC	A	678	—	—	59,176 Direct	+1.16%	Acquired	(price as of 2026-08-20)
July 2, 2012	MPC	A	814	—	—	58,124 Direct	+1.42%	Acquired	(price as of 2026-08-20)
April 2, 2012	MPC	A	863	—	—	56,947 Direct	+1.54%	Acquired	(price as of 2026-08-20)
Jan. 3, 2012	MPC	A	1,122	—	—	55,777 Direct	+2.05%	Acquired	(price as of 2026-08-20)
Dec. 5, 2011	MPC	A	2,189	—	—	54,292 Direct	+4.20%	Acquired	(price as of 2026-08-20)
Oct. 31, 2011	RPM	F	750	$22.47	$16,852	16,900 Direct	-4.25%	Disposed	389.8% (price as of 2026-08-20)
Oct. 5, 2011	RPM	A	4,000	—	—	17,650 Direct	+29.30%	Acquired	(price as of 2026-08-20)
Oct. 3, 2011	MPC	A	1,381	—	—	52,103 Direct	+2.72%	Acquired	(price as of 2026-08-20)
July 1, 2011	MPC	A	889	—	—	50,458 Direct	+1.79%	Acquired	(price as of 2026-08-20)
June 30, 2011	MPC	A	47,569	—	—	47,569 Direct	—	Acquired	(price as of 2026-08-20)
Oct. 29, 2010	RPM	F	550	$20.71	$11,390	13,650 Direct	-3.87%	Disposed	431.4% (price as of 2026-08-20)
Oct. 7, 2010	RPM	A	3,800	—	—	14,200 Direct	+36.54%	Acquired	(price as of 2026-08-20)

Showing latest 100 of 225 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
Dec. 27, 2007	69970	Restricted Stock Units	Common Stock (2,121)	—	—	2,121	Disposed
May 23, 2007	69970	Option (Right to Buy)	Common Stock (3,638)	$27.48	July 23, 2012	3,638	Disposed
May 23, 2007	69970	Option (Right to Buy)	Common Stock (3,224)	$31.00	July 24, 2011	3,224	Disposed
March 21, 2007	69970	Option (Right to Buy)	Common Stock (123,258)	$28.69	July 28, 2007	123,258	Disposed
March 7, 2007	69970	Option (Right to Buy)	Common Stock (3,484)	$28.69	July 28, 2007	3,484	Disposed
March 6, 2007	69970	Option (Right to Buy)	Common Stock (123,258)	$28.69	July 28, 2007	123,258	Disposed
March 1, 2007	69970	Restricted Stock Units [F2]	Common Stock (22,573)	—	—	22,573	Disposed
Jan. 2, 2007	69970	Restricted Stock Units [F1]	Common Stock (12,308)	—	—	12,308	Acquired
Nov. 29, 2006	69970	Restricted Stock Units [F1]	Common Stock (40,909)	—	—	40,909	Acquired
Nov. 29, 2006	69970	Option (Right to Buy)	Common Stock (225,000)	$36.61	Nov. 29, 2016	225,000	Acquired
Nov. 29, 2006	69970	Option (Right to Buy)	Common Stock (225,000)	$36.61	Nov. 29, 2016	225,000	Acquired
April 25, 2006	69970	DAD 12-20-00 relo	Common Stock (116,256)	$26.56	July 22, 2006	116,256	Disposed
April 25, 2006	69970	DAD 10-29-99 relo	Common Stock (119,205)	$29.50	July 22, 2006	119,205	Disposed
March 15, 2006	69970	Restricted Stock Units [F1]	Common Stock (22,573)	—	—	22,573	Acquired
Feb. 17, 2006	69970	Options (Right to Buy)	Common Stock (69,557)	$32.23	July 22, 2006	69,557	Disposed
Feb. 17, 2006	69970	Options (Right to Buy)	Common Stock (74,245)	$28.62	July 22, 2006	74,245	Disposed
Feb. 17, 2006	69970	Options (Right to Buy)	Common Stock (73,186)	$29.69	July 22, 2006	73,186	Disposed
Dec. 14, 2005	69970	Options (Right to Buy)	Common Stock (67,941)	$34.96	June 20, 2010	67,941	Acquired
Dec. 14, 2005	69970	Options (Right to Buy)	Common Stock (94,986)	$17.81	June 20, 2010	94,986	Disposed
Aug. 31, 2005	69970	Options (Right to Buy)	Common Stock (200,000)	$36.03	Aug. 31, 2015	200,000	Acquired
May 31, 2005	69970	Options (Right to Buy)	Common Stock (104,750)	$32.38	June 14, 2005	104,750	Disposed
Nov. 5, 2004	69970	Options (Right to Buy)	Common Stock (22,578)	$39.40	June 20, 2010	22,578	Acquired
Nov. 5, 2004	69970	Options (Right to Buy)	Common Stock (36,000)	$17.81	June 20, 2010	36,000	Disposed
Sept. 1, 2004	69970	Options (Right to Buy)	Common Stock (74,400)	$17.81	June 20, 2010	74,400	Disposed
Sept. 1, 2004	69970	Options (Right to Buy)	Common Stock (47,635)	$37.79	June 13, 2010	47,635	Acquired
July 26, 2004	69970	Options (Right to Buy)	Common Stock (350,000)	$35.80	July 26, 2014	350,000	Acquired
June 22, 2004	69970	Options (Right to Buy)	Common Stock (60,802)	$27.88	July 6, 2004	60,802	Disposed
Jan. 16, 2004	69970	Options (Right to Buy)	Common Stock (14,000)	$17.81	June 20, 2010	14,000	Disposed
Dec. 1, 2003	69970	Options (Rights to Buy)	Common Stock (5,614)	$17.81	June 20, 2010	5,614	Disposed
Dec. 1, 2003	69970	Options (Right to Buy)	Common Stock (3,586)	$27.88	Aug. 10, 2009	3,586	Disposed
Nov. 4, 2003	69970	Options (Right to Buy)	Common Stock (51,370)	$33.17	June 20, 2010	51,370	Acquired
Nov. 4, 2003	69970	Options (Right to Buy)	Common Stock (75,000)	$17.81	June 20, 2010	75,000	Disposed
July 29, 2003	69970	Options (Right to Buy)	Common Stock (350,000)	$33.83	July 29, 2013	350,000	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
Oct. 9, 2007	RPM	Common Stock, $0.01 par value	1,000	Direct
Oct. 9, 2007	RPM	Common Stock, $0.01 par value	2,200	Direct