SEC CIK 1414596

Andrews Mark D

Reported ownership across 1 company, sourced from SEC Form 4 filings and updated daily.

Current Positions

CompanyShares OwnedAs Of
NBRview stock →26,1012026-02-09

Position History — NBR

Reported shares owned immediately after each Form 4 transaction, over time.

030,70961,41992,1282007-102010-032011-032015-022020-022024-022026-012026-02

Recent Filings — NBR

DateActivitySharesPriceOwned After
2026-02-09Grant / award4,571$0.0026,101
2026-02-09Grant / award1,775$0.0021,530
2026-01-01Option exercise (derivative)1,642$0.000
2026-01-01Grant / award (derivative)1,642$0.001,642
2026-01-01Option exercise1,642$0.0019,755
2025-12-31Disposition to issuer1,582$0.0018,113
2025-02-18Grant / award6,933$0.0019,695
2025-02-18Grant / award2,191$0.0012,762
2024-02-19Grant / award1,062$0.007,072
2024-02-19Grant / award3,499$0.0010,571
2023-02-15Grant / award909$0.006,010
2023-02-14Grant / award1,582$0.005,101
2022-03-02Open-market sale (derivative)1,021$16.200
2022-02-11Grant / award964$0.003,519
2021-02-24Grant / award711$0.002,555
2020-02-20Grant / award32,189$0.0092,128
2019-02-22Grant / award16,500$0.0059,939
2018-02-23Grant / award7,963$0.0043,439
2017-03-03Grant / award6,481$0.0035,476
2016-02-19Grant / award10,901$0.0028,995
2015-02-20Grant / award5,547$0.0018,094
2014-02-21Grant / award3,409$0.0012,547
2013-02-21Grant / award3,973$0.009,138
2012-02-24Grant / award2,241$0.005,165
2011-03-07Option exercise (derivative)1,699$0.003,397
2011-03-07Open-market sale1,699$27.692,924
2011-03-07Option exercise1,699$9.874,623
2011-02-17Grant / award1,084$0.002,924
2010-12-20Open-market sale1,039$22.131,840
2010-06-10Option exercise (derivative)915$0.002,746
2010-06-10Option exercise915$9.183,794
2010-06-10Open-market sale915$21.042,879
2010-03-03Option exercise (derivative)1,698$0.005,096
2010-03-03Open-market sale1,498$23.253,079
2010-03-03Open-market sale200$23.252,879
2010-03-03Option exercise1,698$9.874,577
2010-02-18Grant / award1,282$0.002,879
2009-03-10Grant / award (derivative)3,661$9.183,661
2009-02-25Grant / award (derivative)6,794$9.876,794
2008-03-14Grant / award633$0.001,597
2007-10-14———964

Source: SEC EDGAR Form 4 filings. For informational purposes only — not investment advice.