Insider Transactions Reported by 23 Insiders of Sotera Health Co

Symbol
SHC on Nasdaq
Location
Broadview Heights, OH

Insiders trading volume in the past year

Sotera Health Co executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
WARBURG PINCUS & CO. Director, 10%+ Owner $291,702,077 -$1,701,655,200 -85% 06 Mar 2026
GTCR INVESTMENT XI LLC Director, 10%+ Owner $194,468,046 -$567,218,400 -74% 06 Mar 2026
Michael B. Petras Jr. Chairman & CEO, Director $96,236,376 -$12,337,500 -11% 02 Mar 2026
Scott J. Leffler CFO and Treasurer $10,289,381 02 Mar 2022
Michael P. Rutz President of Sterigenics $10,128,056 -$2,074,306 -17% 02 Mar 2026
Alexander Dimitrief SVP, General Counsel and Sec. $5,586,868 02 Mar 2026
Matthew J. Klaben Interim SVP, GC and Secretary $4,994,350 01 Oct 2022
Jonathan M. Lyons Sr. Vice President, CFO $4,741,418 02 Mar 2026
Ann R. Klee Director $2,934,052 22 May 2025
Vincent K. Petrella Director $1,783,558 22 May 2025
Constantine S. Mihas Director $1,783,558 22 May 2025
Ruoxi Chen Director $1,783,558 22 May 2025
James Neary Director $1,783,558 22 May 2025
Sean Laurence Cunningham Director $1,783,558 22 May 2025
David E. Wheadon Director $1,634,089 22 May 2025
Robert Brown Knauss Director $1,125,275 22 May 2025
David Donnini Director $882,043 24 May 2024
Karen Flynn Director $725,129 22 May 2025
Terry Hammons SVP, GC and Secretary $435,410 02 Mar 2022
Stephanie Geveda Director $360,063 27 May 2022
Christopher Simon Director $213,513 22 May 2025
Michael F. Biehl Interim CFO 20 Jul 2022
Richard G. Kyle Director 04 Feb 2026

Recent Insider Transactions by Companies or Individuals for Sotera Health Co

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -44% $229,050,000 $15.27 -15,000,000 19,102,952 06 Mar 2026 See Footnote
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -44% $229,050,000 $15.27 -15,000,000 19,102,952 06 Mar 2026 See Footnote
Gtcr Investment Xi Llc SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -44% $152,700,000 $15.27 -10,000,000 12,735,301 06 Mar 2026 See Footnote
Michael B. Petras Jr. SHC Common Stock Award 53.1% 240,248 692,427 02 Mar 2026 Direct
Michael B. Petras Jr. SHC Common Stock Options Exercise 18.6% 89,686 570,835 02 Mar 2026 Direct
Michael B. Petras Jr. SHC Common Stock Tax liability -26% -158,958 452,179 02 Mar 2026 Direct
Michael B. Petras Jr. SHC Common Stock, $0.01 par value per share ("Common Stock") Tax liability -5.67% -31,339 521,451 02 Mar 2026 Direct
Michael B. Petras Jr. SHC Share Appreciation Units Award 120,124 120,124 02 Mar 2026 Direct
Michael B. Petras Jr. SHC Share Appreciation Units Options Exercise -60% -89,686 59,790 02 Mar 2026 Direct
Alexander Dimitrief SHC Common Stock Tax liability -6.87% -23,619 319,981 02 Mar 2026 Direct
Alexander Dimitrief SHC Common Stock Options Exercise 5.15% 16,816 343,600 02 Mar 2026 Direct
Alexander Dimitrief SHC Common Stock, $0.01 par value per share ("Common Stock") Tax liability -2.37% -7,941 326,784 02 Mar 2026 Direct
Alexander Dimitrief SHC Performance RSUs Options Exercise -60% -16,816 11,210 02 Mar 2026 Direct
Jonathan M. Lyons SHC Common Stock Award 35.1% 59,355 228,620 02 Mar 2026 Direct
Jonathan M. Lyons SHC Common Stock Tax liability -16% -32,228 169,265 02 Mar 2026 Direct
Jonathan M. Lyons SHC Common Stock Options Exercise 9.77% 17,937 201,493 02 Mar 2026 Direct
Jonathan M. Lyons SHC Common Stock, $0.01 par value per share ("Common Stock") Tax liability -3.19% -6,046 183,556 02 Mar 2026 Direct
Jonathan M. Lyons SHC Performance RSUs Award 29,678 29,678 02 Mar 2026 Direct
Jonathan M. Lyons SHC Performance RSUs Options Exercise -60% -17,937 11,958 02 Mar 2026 Direct
Michael P. Rutz SHC Common Stock Award 10.3% 45,223 484,279 02 Mar 2026 Direct
Michael P. Rutz SHC Common Stock Options Exercise 3.3% 14,573 456,553 02 Mar 2026 Direct
Michael P. Rutz SHC Common Stock Tax liability -4.77% -21,992 439,056 02 Mar 2026 Direct
Michael P. Rutz SHC Common Stock, $0.01 par value per share ("Common Stock") Tax liability -0.83% -3,729 446,475 02 Mar 2026 Direct
Michael P. Rutz SHC Performance RSUs Award 22,612 22,612 02 Mar 2026 Direct
Michael P. Rutz SHC Performance RSUs Options Exercise -60% -14,573 9,716 02 Mar 2026 Direct
Michael B. Petras Jr. SHC Common Stock Sale -100% $645,547 $16.45 -39,243 0 08 Dec 2025 By Family Trust
Michael B. Petras Jr. SHC Common Stock Sale -7.57% $6,495,463 $16.45 -394,861 4,819,393 08 Dec 2025 By Grantor Trust
Michael B. Petras Jr. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -36.4% $5,196,489 $16.45 -315,896 552,790 08 Dec 2025 Direct
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -22.2% $158,727,600 $16.33 -9,720,000 34,102,952 03 Dec 2025 See Footnote
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -22.2% $158,727,600 $16.33 -9,720,000 34,102,952 03 Dec 2025 See Footnote
Gtcr Investment Xi Llc SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -22.2% $105,818,400 $16.33 -6,480,000 22,735,301 03 Dec 2025 See Footnote
Gtcr Investment Xi Llc SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -29.1% $187,812,000 $15.65 -12,000,000 29,215,301 10 Nov 2025 See Footnote
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -29.1% $281,718,000 $15.65 -18,000,000 43,822,952 10 Nov 2025 See Footnote
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -29.1% $281,718,000 $15.65 -18,000,000 43,822,952 10 Nov 2025 See Footnote
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -16.3% $181,332,000 $15.11 -12,000,000 61,822,952 05 Sep 2025 See Footnote
Warburg Pincus & Co. SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -16.3% $181,332,000 $15.11 -12,000,000 61,822,952 05 Sep 2025 See Footnote
Gtcr Investment Xi Llc SHC Common Stock, $0.01 par value per share ("Common Stock") Sale -16.3% $120,888,000 $15.11 -8,000,000 41,215,301 05 Sep 2025 See Footnote
Michael P. Rutz SHC Common Stock Sale -22% $2,074,306 $16.38 -126,611 450,204 22 Aug 2025 Direct
Jonathan M. Lyons SHC Common Stock, $0.01 par value per share ("Common Stock") Tax liability -5.72% -11,508 189,602 05 Aug 2025 Direct
Karen Flynn SHC Common Stock, $0.01 par value per share ("Common Stock") Award 95.2% 19,132 39,221 22 May 2025 Direct
Robert Brown Knauss SHC Common Stock, $0.01 par value per share ("Common Stock") Award 53.4% 19,132 54,933 22 May 2025 Direct
David E. Wheadon SHC Common Stock, $0.01 par value per share ("Common Stock") Award 34.3% 19,132 74,912 22 May 2025 Direct
Vincent K. Petrella SHC Common Stock, $0.01 par value per share ("Common Stock") Award 31% 19,132 80,781 22 May 2025 Direct
James Neary SHC Common Stock, $0.01 par value per share ("Common Stock") Award 31% 19,132 80,781 22 May 2025 Direct
Constantine S. Mihas SHC Common Stock, $0.01 par value per share ("Common Stock") Award 31% 19,132 80,781 22 May 2025 Direct
Ann R. Klee SHC Common Stock, $0.01 par value per share ("Common Stock") Award 17.9% 19,132 125,956 22 May 2025 Direct
Sean Laurence Cunningham SHC Common Stock, $0.01 par value per share ("Common Stock") Award 31% 19,132 80,781 22 May 2025 Direct
Ruoxi Chen SHC Common Stock, $0.01 par value per share ("Common Stock") Award 31% 19,132 80,781 22 May 2025 Direct
Christopher Simon SHC Common Stock, $0.01 par value per share ("Common Stock") Award 19,132 19,132 22 May 2025 Direct
Michael B. Petras Jr. SHC Common Stock Award 52.5% 298,953 868,603 03 Mar 2025 Direct
* An asterisk sign (*) next to the price indicates that the price is likely invalid.