ZELNAK STEPHEN P JR

Director at MARTIN MARIETTA MATERIALS INC · on record since Mar 15, 2006
Director at BEAZER HOMES USA INC · on record since Nov 15, 2006
Chairman, President and CEO at MARTIN MARIETTA MATERIALS INC · on record since Aug 21, 2003

Insider trading activity of ZELNAK STEPHEN P JR

Transactions on record: 768; since Aug 21, 2003

Open-market buys: 56; $9.6M

Open-market sells: 393; $96.1M

Companies traded: 2; last filing Jul 10, 2020

Figures computed from official regulatory filings — .

Companies where ZELNAK STEPHEN P JR has traded

MARTIN MARIETTA MATERIALS INC706 tx · $163.4M · Jul 10, 2020
BEAZER HOMES USA INC62 tx · $5.1M · Mar 24, 2020

Track record of ZELNAK STEPHEN P JR

Statistical track record

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Open-market buys: 56

Last buy: Mar 31, 2020

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Transaction history of ZELNAK STEPHEN P JR

Co-insiders of ZELNAK STEPHEN P JR

This page republishes public regulatory disclosures.

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	6.3	200.34 USD	$1.3K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	6.75	185.91 USD	$1.3K	conv 38Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Sell	-3,500	226.80 USD	$793.8K		SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	15.37	143.14 USD	$2.2K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	14.71	149.95 USD	$2.2K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.24	218.05 USD	$1.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.25	277.43 USD	$1.5K	conv 33Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	11.95	186.08 USD	$2.2K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.92	182.66 USD	$1.1K	conv 23	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Sell	-13,384.69	225.23 USD	$3M	Unusual size	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.65	202.93 USD	$1.1K	conv 36Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	4.78	226.41 USD	$1.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	0.88	154.77 USD	$136.2	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.54	205.96 USD	$1.1K	conv 23	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	7.45	168.81 USD	$1.3K	conv 39Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	13.45	154.78 USD	$2.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	4.89	222.13 USD	$1.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Sell	-1,350	207.74 USD	$280.4K		SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	16.15	136.94 USD	$2.2K	conv 25	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.16	222.48 USD	$1.1K	conv 33Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	8.23	177.24 USD	$1.5K	conv 27	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.58	226.65 USD	$1.3K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.35	271.29 USD	$1.5K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.07	214.04 USD	$1.1K	conv 22	SEC
BEAZER HOMES USA INCListing on record	Mar 24, 2020	Sell	-7,000	5.47 USD	$38.3K		SEC

Company	Filed	Type	Qty	Price	Value · USD	Signals	Src
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	6.3	200.34 USD	$1.3K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	6.75	185.91 USD	$1.3K	conv 38Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Sell	-3,500	226.80 USD	$793.8K		SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	15.37	143.14 USD	$2.2K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	14.71	149.95 USD	$2.2K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.24	218.05 USD	$1.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.25	277.43 USD	$1.5K	conv 33Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	11.95	186.08 USD	$2.2K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.92	182.66 USD	$1.1K	conv 23	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Sell	-13,384.69	225.23 USD	$3M	Unusual size	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.65	202.93 USD	$1.1K	conv 36Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	4.78	226.41 USD	$1.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	0.88	154.77 USD	$136.2	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.54	205.96 USD	$1.1K	conv 23	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	7.45	168.81 USD	$1.3K	conv 39Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	13.45	154.78 USD	$2.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	4.89	222.13 USD	$1.1K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Sell	-1,350	207.74 USD	$280.4K		SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	16.15	136.94 USD	$2.2K	conv 25	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.16	222.48 USD	$1.1K	conv 33Cluster	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	8.23	177.24 USD	$1.5K	conv 27	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.58	226.65 USD	$1.3K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.35	271.29 USD	$1.5K	conv 19	SEC
MARTIN MARIETTA MATERIALS INCListing on record	Jul 10, 2020	Buy	5.07	214.04 USD	$1.1K	conv 22	SEC
BEAZER HOMES USA INCListing on record	Mar 24, 2020	Sell	-7,000	5.47 USD	$38.3K		SEC