SEC CIK 1378546

Mammen Timothy PV

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

Current Positions

CompanyShares OwnedAs Of
IPGPview stock →76,4382026-05-22

Position History — IPGP

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

061,317122,633183,9502006-122008-032011-112014-102016-062020-112025-032026-05

Recent Filings — IPGP

DateActivitySharesPriceOwned After
2026-05-22Open-market sale2,712$120.3776,438
2026-05-22Open-market sale7,263$119.6079,150
2026-03-01Tax withholding4,310$131.5786,413
2026-02-18Grant / award6,146$0.0090,723
2025-03-01Tax withholding2,743$0.0084,577
2025-02-14Grant / award15,740$0.0087,320
2024-03-01Tax withholding2,121$0.0071,580
2024-03-01Grant / award1,070$0.0073,701
2024-02-16Grant / award13,081$0.0072,631
2023-03-01Tax withholding1,953$0.0059,550
2023-03-01Grant / award1,850$0.0061,503
2023-02-17Grant / award6,160$0.0059,653
2022-06-16Open-market buy3,000$83.5453,493
2022-03-01Tax withholding988$121.5250,493
2022-02-18Grant / award5,706$0.0051,481
2021-03-11Option exercise (derivative)1,666$0.000
2021-03-11Open-market sale160$212.5647,021
2021-03-11Open-market sale946$214.2146,075
2021-03-11Open-market sale300$214.8445,775
2021-03-11Open-market sale160$211.8247,181
2021-03-11Option exercise1,666$119.5047,441
2021-03-11Open-market sale100$210.3647,341
2021-03-10Option exercise (derivative)534$0.001,666
2021-03-10Option exercise534$119.5046,309
2021-03-10Open-market sale509$210.2045,800
2021-03-10Open-market sale25$211.3645,775
2021-03-01Tax withholding1,425$228.7745,775
2021-02-19Grant / award3,231$0.0047,200
2021-01-20Option exercise (derivative)6,599$0.002,200
2021-01-20Option exercise (derivative)7,326$0.000
2021-01-20Open-market sale932$252.5245,367
2021-01-20Open-market sale477$257.8744,075
2021-01-20Open-market sale299$256.4744,552
2021-01-20Open-market sale250$254.6444,851
2021-01-20Open-market sale266$253.4845,101
2021-01-20Open-market sale106$258.5843,969
2021-01-20Open-market sale3,910$251.4946,299
2021-01-20Open-market sale6,777$250.8550,209
2021-01-20Open-market sale908$249.8956,986
2021-01-20Option exercise7,326$97.6557,894
2021-01-20Option exercise6,599$119.5050,568
2020-11-10Option exercise (derivative)7,592$0.000
2020-11-10Open-market sale1,364$206.7149,751
2020-11-10Open-market sale5,110$204.3953,951
2020-11-10Option exercise7,592$81.8959,061
2020-11-10Option exercise7,500$60.1151,469
2020-11-10Open-market sale2,836$205.1751,115
2020-11-10Open-market sale880$208.6343,969
2020-11-10Open-market sale4,902$208.1344,849
2020-05-12Option exercise (derivative)14,200$0.000
2020-05-12Option exercise14,200$71.7758,169
2020-05-12Open-market sale200$155.7743,969
2020-05-12Open-market sale4,827$154.9244,169
2020-05-12Open-market sale3,457$154.0548,996
2020-05-12Open-market sale2,306$152.8852,453
2020-05-12Open-market sale3,410$152.0354,759
2020-03-01Tax withholding4,463$127.6443,969
2020-03-01Grant / award1,946$0.0048,432
2020-02-19Grant / award5,014$0.0046,486
2019-03-01Tax withholding3,891$156.6841,472
2019-03-01Grant / award4,754$0.0045,363
2019-02-15Grant / award (derivative)8,654$0.008,654
2019-02-15Grant / award3,003$0.0040,609
2018-03-01Option exercise (derivative)7,500$0.007,500
2018-03-01Option exercise (derivative)5,000$0.000
2018-03-01Grant / award5,864$0.0038,904
2018-03-01Open-market sale12,500$243.4133,040
2018-03-01Option exercise7,500$60.1145,540
2018-03-01Option exercise5,000$58.6538,040
2018-03-01Tax withholding1,298$0.0037,606
2018-02-22Grant / award (derivative)6,642$0.006,642
2018-02-22Grant / award1,940$0.0033,040
2018-02-01Option exercise (derivative)5,000$0.005,000
2018-02-01Option exercise5,000$58.6536,100
2018-02-01Open-market sale5,000$252.4631,100
2018-01-19Option exercise (derivative)2,500$0.0010,000
2018-01-19Open-market sale2,500$261.5331,100
2018-01-19Option exercise2,500$58.6533,600
2017-08-17Option exercise (derivative)11,600$0.000
2017-08-17Open-market sale11,600$166.9831,100
2017-08-17Option exercise11,600$53.7642,700
2017-08-08Option exercise (derivative)10,000$0.0011,600
2017-08-08Option exercise10,000$53.7641,100
2017-08-08Open-market sale10,000$162.8731,100
2017-05-04Option exercise (derivative)11,250$15.820
2017-05-04Disposition to issuer11,250$133.9631,100
2017-05-04Option exercise11,250$15.8242,350
2017-04-11Option exercise (derivative)5,000$15.8211,250
2017-04-11Disposition to issuer5,000$119.4131,100
2017-04-11Option exercise5,000$15.8236,100
2017-03-01Tax withholding833$0.0031,100
2017-02-17Grant / award (derivative)8,799$0.008,799
2017-02-17Grant / award2,876$0.0031,933
2016-12-31Tax withholding242$0.0029,057
2016-09-30Tax withholding242$0.0029,299
2016-06-30Tax withholding242$0.0029,541
2016-03-31Tax withholding334$0.0029,616
2016-03-31Tax withholding167$0.0029,783
2016-03-28Option exercise (derivative)2,757$15.8216,250
2016-03-28Open-market sale2,757$95.2429,950
2016-03-28Option exercise2,757$15.8232,707
2016-03-18Option exercise (derivative)2,243$15.8219,007
2016-03-18Option exercise2,243$15.8232,193
2016-03-18Open-market sale2,243$95.0329,950
2016-03-17Option exercise (derivative)5,000$15.8221,250
2016-03-17Option exercise5,000$15.8234,950
2016-03-17Open-market sale5,000$92.8529,950
2016-02-18Grant / award (derivative)7,592$0.007,592
2016-02-18Grant / award3,796$0.0029,950
2015-12-31Tax withholding437$89.1626,154
2015-11-11Option exercise (derivative)5,000$19.690
2015-11-11Option exercise5,000$19.6931,591
2015-11-11Open-market sale5,000$90.9326,591
2015-11-06Option exercise (derivative)5,000$19.695,000
2015-11-06Option exercise5,000$19.6931,591
2015-11-06Open-market sale5,000$87.8126,591
2015-11-04Option exercise (derivative)5,000$19.6910,000
2015-11-04Open-market sale5,000$86.4126,591
2015-11-04Option exercise5,000$19.6931,591
2015-09-30Tax withholding437$75.9726,591
2015-06-30Tax withholding437$85.1827,028
2015-03-31Tax withholding437$92.7027,465
2015-02-25Grant / award (derivative)7,326$0.007,326
2015-02-25Grant / award3,663$0.0027,902
2015-02-20Option exercise (derivative)5,000$19.6915,000
2015-02-20Open-market sale5,000$91.7124,239
2015-02-20Option exercise5,000$19.6929,239
2015-02-09Option exercise (derivative)2,500$8.260
2015-02-09Option exercise (derivative)5,000$19.6920,000
2015-02-09Option exercise2,500$8.2626,739
2015-02-09Option exercise5,000$19.6931,739
2015-02-09Open-market sale7,500$85.1724,239
2015-02-06Option exercise (derivative)5,000$8.262,500
2015-02-06Option exercise5,000$8.2629,239
2015-02-06Open-market sale5,000$80.3124,239
2015-02-03Option exercise (derivative)1,800$8.267,500
2015-02-03Option exercise1,800$8.2626,039
2015-02-03Open-market sale1,800$77.5324,239
2014-12-31Tax withholding516$74.9224,239
2014-12-05Option exercise (derivative)700$8.269,300
2014-12-05Open-market sale700$77.6024,755
2014-12-05Option exercise700$8.2625,455
2014-12-03Option exercise (derivative)2,300$8.2610,000
2014-12-03Open-market sale2,300$75.9224,755
2014-12-03Option exercise2,300$8.2627,055
2014-11-03Option exercise (derivative)200$8.2612,300
2014-11-03Option exercise200$8.2624,955
2014-11-03Open-market sale200$75.0224,755
2014-10-31Option exercise (derivative)2,400$8.2612,500
2014-10-31Open-market sale2,400$73.5224,755
2014-10-31Option exercise2,400$8.2627,155
2014-09-30Tax withholding356$68.7824,755
2014-07-29Option exercise (derivative)2,600$0.0014,900
2014-07-29Open-market sale2,600$70.4325,111
2014-07-29Option exercise2,600$8.2627,711
2014-07-29Open-market sale2,600$70.4322,511
2014-06-30Tax withholding357$68.8025,111
2014-04-14Open-market sale4,999$73.9525,468
2014-03-31Tax withholding357$71.0830,467
2014-02-28Grant / award (derivative)14,200$0.0014,200
2014-02-28Grant / award2,200$0.0030,824
2013-10-31Option exercise (derivative)900$0.0017,500
2013-10-31Open-market sale900$65.0028,624
2013-10-31Option exercise900$8.2629,524
2013-10-30Option exercise (derivative)2,850$0.0018,400
2013-10-30Option exercise2,850$8.2631,474
2013-10-30Open-market sale2,850$65.0028,624
2013-10-17Option exercise (derivative)3,750$0.000
2013-10-17Option exercise3,750$8.2632,374
2013-10-17Open-market sale3,750$62.5428,624
2013-09-16Option exercise (derivative)13,281$0.000
2013-09-16Open-market sale13,281$61.0828,624
2013-09-16Option exercise13,281$8.2641,905
2013-09-09Option exercise (derivative)10,134$0.000
2013-09-09Option exercise10,134$5.3738,758
2013-09-09Open-market sale10,134$60.1428,624
2013-09-06Option exercise (derivative)100$0.0010,134
2013-09-06Open-market sale100$60.0028,624
2013-09-06Option exercise100$5.3728,724
2013-07-30Open-market sale2,500$65.0028,624
2013-07-22Open-market sale2,500$60.3231,124
2013-03-01Grant / award (derivative)15,000$0.0015,000
2013-03-01Grant / award2,500$0.0033,624
2013-02-14Option exercise (derivative)600$0.0010,234
2013-02-14Open-market sale600$70.0031,124
2013-02-14Option exercise600$5.3731,724
2013-01-02Option exercise (derivative)1,333$0.000
2013-01-02Option exercise (derivative)2,500$0.0010,834
2013-01-02Option exercise1,333$1.8832,457
2013-01-02Option exercise2,500$5.3734,957
2013-01-02Open-market sale3,833$67.7831,124
2012-09-12Option exercise (derivative)1,000$0.001,333
2012-09-12Option exercise1,000$1.8832,124
2012-09-12O1,000$65.0231,124
2012-09-12Option exercise (derivative)1,000$0.001,333
2012-09-12Open-market sale1,000$65.0231,124
2012-09-12Option exercise1,000$1.8832,124
2012-09-10Option exercise (derivative)1,000$0.002,333
2012-09-10Option exercise1,000$1.8842,124
2012-09-10Open-market sale11,000$63.8431,124
2012-02-14Grant / award2,050$0.0041,124
2012-02-04Grant / award (derivative)12,500$0.0012,500
2011-11-03Open-market sale15,000$51.2539,074
2011-03-02Option exercise (derivative)8,000$0.0013,334
2011-03-02Option exercise8,000$5.3772,074
2011-03-02Open-market sale18,000$53.7354,074
2011-03-02Option exercise (derivative)8,000$0.0013,334
2011-03-02Option exercise8,000$5.3772,074
2011-03-02Open-market sale18,000$53.7354,074
2011-03-01Option exercise (derivative)5,334$0.0021,334
2011-03-01Grant / award (derivative)21,600$0.0021,600
2011-03-01Open-market sale11,334$54.9664,074
2011-03-01Option exercise5,334$5.3775,408
2011-03-01Grant / award3,700$0.0070,074
2011-03-01Grant / award (derivative)21,600$0.0021,600
2011-03-01Option exercise (derivative)5,334$0.0021,334
2011-03-01Grant / award3,700$0.0070,074
2011-03-01Option exercise5,334$5.3775,408
2011-03-01Open-market sale11,334$54.9664,074
2010-11-08Open-market sale10,000$25.5366,374
2010-11-03Open-market sale4,363$24.6176,374
2010-11-02Open-market sale5,637$24.5380,737
2010-11-01Open-market sale10,000$24.1286,374
2010-08-03Option exercise (derivative)26,666$0.0026,668
2010-08-03Open-market sale26,666$19.6096,374
2010-08-03Option exercise26,666$5.37123,040
2010-05-03Option exercise (derivative)6,667$0.003,333
2010-05-03Option exercise (derivative)33,334$0.000
2010-05-03Option exercise33,334$1.50129,708
2010-05-03Option exercise6,667$1.88103,041
2010-05-03Open-market sale6,667$18.6096,374
2010-04-19Option exercise (derivative)13,333$0.0053,334
2010-04-19Open-market sale13,333$17.5396,374
2010-04-19Option exercise13,333$5.37109,707
2010-02-26Grant / award (derivative)26,250$0.0026,250
2010-02-26Grant / award4,375$0.0096,374
2009-12-04Open-market sale21,551$16.4291,999
2009-12-03Open-market sale400$16.25113,550
2009-09-28Open-market sale20,000$15.25113,950
2009-09-22Option exercise (derivative)3,334$0.0010,000
2009-09-22Option exercise3,334$1.88137,284
2009-09-22Open-market sale3,334$14.75133,950
2009-09-17Open-market sale10,000$14.27133,950
2009-09-10Open-market sale5,300$13.25143,950
2009-09-09Open-market sale4,700$13.25149,250
2009-08-10Open-market sale5,400$11.25153,950
2009-08-06Open-market sale24,600$11.18159,350
2009-02-26Grant / award (derivative)13,281$0.0013,281
2009-02-26Grant / award (derivative)25,000$0.0025,000
2008-05-09Grant / award (derivative)25,000$0.0025,000
2008-03-18Option exercise (derivative)16,667$0.000
2008-03-18Option exercise16,878$1.50148,308
2008-03-18Option exercise25,000$1.50131,430
2008-03-18Option exercise16,667$1.50183,950
2008-03-18Option exercise16,667$1.50167,283
2008-03-18Option exercise2,308$1.50150,616
2007-12-19Option exercise (derivative)14,431$0.000
2007-12-19Option exercise14,431$1.50106,430
2007-12-10Option exercise (derivative)16,666$0.001
2007-12-10Option exercise16,666$1.50108,665
2007-12-10Open-market sale16,666$20.1691,999
2007-11-12Option exercise (derivative)16,666$0.0016,667
2007-11-12Open-market sale16,666$20.7891,899
2007-11-12Option exercise16,666$1.50108,565
2007-10-11Option exercise (derivative)8,233$0.0033,333
2007-10-11Open-market sale500$20.0394,599
2007-10-11Open-market sale233$20.0295,099
2007-10-11Open-market sale100$20.0494,499
2007-10-11Open-market sale4,800$20.0095,332
2007-10-11Option exercise8,233$1.50100,132
2007-10-11Open-market sale1,300$20.1091,899
2007-10-11Open-market sale300$20.0893,199
2007-10-11Open-market sale1,000$20.0693,499
2007-10-10Option exercise (derivative)8,333$0.0041,566
2007-10-10Open-market sale100$19.5591,899
2007-10-10Open-market sale300$19.5491,999
2007-10-10Open-market sale784$19.5192,299
2007-10-10Open-market sale1,524$19.5093,083
2007-10-10Open-market sale307$19.4994,607
2007-10-10Open-market sale100$19.4994,914
2007-10-10Open-market sale966$19.4895,014
2007-10-10Open-market sale1,650$19.4795,980
2007-10-10Open-market sale47$19.4797,630
2007-10-10Open-market sale353$19.4697,677
2007-10-10Open-market sale500$19.4598,030
2007-10-10Open-market sale400$19.4498,530
2007-10-10Open-market sale290$19.4198,930
2007-10-10Open-market sale812$19.4099,220
2007-10-10Open-market sale100$19.38100,032
2007-10-10Open-market sale100$19.36100,132
2007-10-10Option exercise8,333$1.50100,232
2007-10-01Option exercise (derivative)100$0.0049,899
2007-10-01Open-market sale100$20.0091,899
2007-10-01Option exercise100$1.5091,999
2007-10-01Option exercise (derivative)100$0.0049,899
2007-10-01Option exercise100$1.5092,099
2007-10-01Open-market sale100$20.0091,999
2007-09-12Option exercise (derivative)16,668$0.0049,999
2007-09-12Open-market sale16,668$18.1791,999
2007-09-12Option exercise16,668$1.50108,667
2006-12-12———91,999

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