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Thomas Riordan

Affiliations

  • Director at Versum Materials Inc. (VSM), 2019-10-09
  • Executive Vp & Chief Admin Ofr at Rockwood Holdings Inc. (ROC), 2015-01-22
Insider Trading: Purchases See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
VSM $29.03 6,000 Director 20,005 2018-12-12 Filing
VSM $32.82 4,600 Director 13,998 2018-11-12 Filing
VSM $38.90 2,550 Director 5,511 2017-11-16 Filing
VSM $31.95 325 Director 325 2017-05-22 Filing
ROC $3.52 1,500 Officer 22,838 2009-03-09 Filing
Insider Trading: Sales See All
Company Symbol Price Amount Relationship Remaining Holdings Date Form 4
ROC $79.09 46,985 Officer 31,236 2014-12-04 Filing
ROC $75.89 11,206 Officer 77,968 2014-06-30 Filing
ROC $76.97 200 Officer 89,174 2014-05-28 Filing
ROC $76.42 10,219 Officer 89,374 2014-05-28 Filing
ROC $71.22 10,000 Officer 99,459 2014-04-28 Filing