SEC CIK 1337324

Ridder Wolfram

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

Current Positions

CompanyShares OwnedAs Of
MERCview stock →78,3952024-02-15

Position History — MERC

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

0662,1451,324,2891,986,4342006-112011-032011-032013-122013-122016-012023-022024-02

Recent Filings — MERC

DateActivitySharesPriceOwned After
2026-06-04Grant / award (derivative)18,665$0.0018,665
2024-02-15Option exercise (derivative)9,279$0.000
2024-02-15Grant / award (derivative)9,279$0.009,279
2024-02-15Option exercise9,279$0.0078,395
2024-02-15Tax withholding4,640$7.7973,755
2023-02-15Option exercise (derivative)7,884$0.000
2023-02-15Grant / award (derivative)7,884$0.007,884
2023-02-15Tax withholding3,942$11.5269,116
2023-02-15Option exercise7,884$0.0073,058
2022-02-16Option exercise (derivative)3,707$0.000
2022-02-16Grant / award (derivative)3,707$0.003,707
2022-02-16Option exercise3,707$0.0067,028
2022-02-16Tax withholding1,854$12.8865,174
2021-03-17Open-market sale10,000$15.0263,321
2021-02-16Option exercise (derivative)6,066$0.000
2021-02-16Grant / award (derivative)6,066$0.006,066
2021-02-16Tax withholding2,912$13.6573,321
2021-02-16Option exercise6,066$0.0076,233
2020-03-13Open-market buy10,000$7.5270,167
2020-02-13Option exercise (derivative)10,834$0.000
2020-02-13Grant / award (derivative)10,834$0.0010,834
2020-02-13Option exercise10,834$0.0065,367
2020-02-13Tax withholding5,200$10.8460,167
2019-02-14Grant / award (derivative)28,838$0.0028,838
2019-02-14Option exercise (derivative)28,838$0.000
2019-02-14Tax withholding13,842$15.0354,533
2019-02-14Option exercise28,838$0.0068,375
2018-02-20Option exercise (derivative)9,304$0.000
2018-02-20Grant / award (derivative)9,304$0.009,304
2018-02-20Option exercise9,304$0.0044,003
2018-02-20Tax withholding4,466$13.2039,537
2017-02-23Grant / award (derivative)17,756$0.0017,756
2017-02-23Option exercise (derivative)17,756$0.000
2017-02-23Tax withholding8,523$12.3334,699
2017-02-23Option exercise17,756$0.0043,222
2016-01-05Option exercise (derivative)12,185$0.000
2016-01-05Option exercise12,185$0.0031,315
2016-01-05Tax withholding5,849$8.9625,466
2015-12-31Grant / award (derivative)12,185$0.0012,185
2015-02-02Option exercise (derivative)12,185$0.000
2015-02-02Tax withholding5,849$12.5519,130
2015-02-02Option exercise12,185$0.0024,979
2014-12-31Grant / award (derivative)12,185$0.0012,185
2014-12-08Disposition to issuer (derivative)20,000$2.970
2014-12-05Disposition to issuer (derivative)20,000$5.710
2014-05-05Grant / award24,369$0.0024,369
2014-05-05Tax withholding11,575$9.1912,794
2013-12-20Open-market sale1,000$9.955,979
2013-12-20Open-market sale1,000$9.954,979
2013-12-20Open-market sale500$9.964,479
2013-12-20Open-market sale500$9.953,979
2013-12-20Open-market sale1,000$9.952,979
2013-12-20Open-market sale800$9.902,179
2013-12-20Open-market sale200$9.951,979
2013-12-20Open-market sale500$9.901,479
2013-12-20Open-market sale1,479$9.900
2013-12-19Open-market sale500$9.878,500
2013-12-19Open-market sale500$9.908,000
2013-12-19Open-market sale100$9.917,900
2013-12-19Open-market sale100$9.917,800
2013-12-19Open-market sale721$9.907,079
2013-12-19Open-market sale100$9.906,979
2013-12-19Open-market sale1,000$9.909,000
2013-12-16Open-market sale1,000$9.6812,800
2013-12-16Open-market sale700$9.8514,900
2013-12-16Open-market sale800$9.9510,000
2013-12-16Open-market sale1,000$9.7510,800
2013-12-16Open-market sale1,000$9.8011,800
2013-12-16Open-market sale600$9.6513,800
2013-12-16Open-market sale500$9.7014,400
2013-12-12Open-market sale1$9.6616,485
2013-12-12Open-market sale685$9.6515,800
2013-12-12Open-market sale100$9.8115,700
2013-12-12Open-market sale100$9.8015,600
2013-12-12Open-market sale214$9.7016,486
2013-12-12Open-market sale800$9.8516,900
2013-12-12Open-market sale800$9.8117,700
2013-12-12Open-market sale400$9.7518,500
2013-12-12Open-market sale100$9.7118,900
2013-12-12Open-market sale1,000$9.8519,000
2013-12-12Open-market sale200$9.9016,700
2011-03-03Open-market sale2,500$14.1038,386
2011-03-03Open-market sale2,500$14.2535,886
2011-03-03Open-market sale2,500$14.3533,386
2011-03-03Open-market sale2,500$14.4030,886
2011-03-03Open-market sale2,500$14.4528,386
2011-03-03Open-market sale2,500$14.5525,886
2011-03-03Open-market sale1,000$14.3524,886
2011-03-03Open-market sale200$14.3624,686
2011-03-03Open-market sale200$14.2424,486
2011-03-03Open-market sale100$14.2324,386
2011-03-03Open-market sale600$14.2223,786
2011-03-03Open-market sale500$14.2123,286
2011-03-03Open-market sale3,286$14.2020,000
2011-03-03Open-market sale5,000$13.8543,386
2011-03-03Open-market sale2,500$14.0040,886
2011-03-02Open-market sale1,500$13.6656,886
2011-03-02Open-market sale8,500$13.6548,386
2011-03-01Grant / award27,249$0.0072,249
2011-03-01Grant / award38,386$0.0058,386
2011-03-01Grant / award34,550$0.0034,600
2011-03-01Grant / award50,466$0.0065,466
2011-03-01Grant / award55,421$0.00175,421
2011-03-01Grant / award106,755$0.001,986,434
2011-03-01Grant / award6,067$0.0017,967
2011-03-01Grant / award11,443$0.0018,443
2011-03-01Grant / award6,067$0.008,167
2011-03-01Grant / award31,056$0.0064,146
2011-02-17J (derivative)29,784$0.0036,284
2011-02-17J (derivative)29,180$0.0087,410
2011-02-17J (derivative)92,883$0.00155,154
2011-02-17J (derivative)198,008$0.00198,008
2011-02-17J (derivative)24,180$0.0037,037
2011-02-17J (derivative)27,865$0.0034,365
2011-02-17J (derivative)42,695$0.0074,136
2011-02-17J (derivative)44,667$0.0080,501
2011-02-17J (derivative)51,565$0.0091,430
2011-02-17J (derivative)57,339$0.00101,630
2009-03-05Open-market buy20,000$0.3620,000
2008-02-18J (derivative)31,441$8.1931,441
2008-02-18J (derivative)39,865$8.1939,865
2008-02-18J (derivative)17,582$8.1917,582
2008-02-18J (derivative)58,230$8.1958,230
2008-02-18J (derivative)62,271$8.1962,271
2008-02-18J (derivative)44,291$8.1944,291
2008-02-18J116,460$8.19116,460
2006-11-24Option exercise (derivative)60,000$0.0020,000
2006-11-24Open-market sale2,000$10.9353,000
2006-11-24Open-market sale3,000$10.809,000
2006-11-24Open-market sale29,000$10.7812,000
2006-11-24Open-market sale3,000$10.7941,000
2006-11-24Open-market sale3,000$10.9544,000
2006-11-24Open-market sale6,000$10.9447,000
2006-11-24Open-market sale3,000$10.786,000
2006-11-24Open-market sale2,000$10.9355,000
2006-11-24Open-market sale3,000$10.9357,000
2006-11-24Option exercise60,000$6.3860,000
2006-11-24Open-market sale3,000$10.850
2006-11-24Open-market sale3,000$10.823,000

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