Sotera Health Co (SHC)

Latest Insider Confidence Score

2026Q1

36.2
Bearish

Company insider confidence (by quarter)

2020Q4 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Warburg Pincus Llc Director 43,822,952 Dec 5, 2025
Warburg Pincus (Bermuda) Private Equity GP Ltd. Director 43,822,952 Dec 5, 2025
Warburg Pincus Partners II (Cayman), L.P. Director 43,822,952 Dec 5, 2025
Warburg Pincus & Co. Director 43,822,952 Dec 5, 2025
Warburg Pincus Private Equity XI-C, L.P. Director 43,822,952 Dec 5, 2025

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Mar 2, 2026 Mar 4, 2026 Petras Michael B. Jr. CEO Sell 77.5 +49,951 0.67% ✗ $3M
Mar 2, 2026 Mar 4, 2026 DIMITRIEF ALEXANDER SVP, General Counsel and Sec. Sell 40.0 -31,560 -4.65% ✗ $502.1K
Mar 2, 2026 Mar 4, 2026 Lyons Jonathan M. CFO Sell 92.5 +21,081 5.39% ✗ $608.9K
Mar 2, 2026 Mar 4, 2026 Rutz Michael P President Sell 85.0 +19,502 1.09% ✗ $409.2K
Feb 13, 2026 Kyle Richard G Director Neutral 52.5 - 0.00% ✗ -
Feb 13, 2026 Kyle Richard G Director Neutral 52.5 - 0.00% ✗ -
Dec 8, 2025 Dec 10, 2025 Petras Michael B. Jr. CEO Sell 15.0 -750,000 -12.25% ✗ $12.3M
Dec 3, 2025 Dec 5, 2025 WARBURG PINCUS & CO. Director Sell 15.0 -9,720,000 -22.18% ✗ $158.7M
Dec 3, 2025 Dec 5, 2025 WARBURG PINCUS & CO. Director Sell 15.0 -9,720,000 -22.18% ✗ $158.7M
Dec 3, 2025 Dec 5, 2025 GTCR INVESTMENT XI LLC Director Sell 15.0 -6,480,000 -22.18% ✗ $105.8M
Nov 10, 2025 Nov 12, 2025 GTCR INVESTMENT XI LLC Director Sell 15.0 -12,000,000 -29.12% ✗ $187.8M
Nov 10, 2025 Nov 12, 2025 WARBURG PINCUS & CO. Director Sell 15.0 -18,000,000 -29.12% ✗ $281.7M
Nov 10, 2025 Nov 12, 2025 WARBURG PINCUS & CO. Director Sell 15.0 -18,000,000 -29.12% ✗ $281.7M
Sep 5, 2025 Sep 9, 2025 WARBURG PINCUS & CO. Director Sell 15.0 -12,000,000 -16.26% ✗ $181.3M
Sep 5, 2025 Sep 9, 2025 WARBURG PINCUS & CO. Director Sell 15.0 -12,000,000 -16.26% ✗ $181.3M
Sep 5, 2025 Sep 9, 2025 GTCR INVESTMENT XI LLC Director Sell 15.0 -8,000,000 -16.26% ✗ $120.9M
Aug 22, 2025 Aug 26, 2025 Rutz Michael P President Sell 17.5 -126,611 -21.95% ✗ $2.1M
Aug 5, 2025 Aug 7, 2025 Lyons Jonathan M. CFO Sell 42.5 -11,508 -5.72% ✗ $128.8K
May 22, 2025 May 27, 2025 Flynn Karen Director Neutral 90.0 +19,132 95.24% ✗ -
May 22, 2025 May 27, 2025 Knauss Robert Brown Director Neutral 90.0 +19,132 53.44% ✗ -
May 22, 2025 May 27, 2025 Wheadon David E. Director Neutral 90.0 +19,132 34.30% ✗ -
May 22, 2025 May 27, 2025 PETRELLA VINCENT K Director Neutral 90.0 +19,132 31.03% ✗ -
May 22, 2025 May 27, 2025 Neary James Director Neutral 90.0 +19,132 31.03% ✗ -
May 22, 2025 May 27, 2025 MIHAS CONSTANTINE S Director Neutral 90.0 +19,132 31.03% ✗ -
May 22, 2025 May 27, 2025 Klee Ann R. Director Neutral 90.0 +19,132 17.91% ✗ -
May 22, 2025 May 27, 2025 CUNNINGHAM SEAN LAURENCE Director Neutral 90.0 +19,132 31.03% ✗ -
May 22, 2025 May 27, 2025 Chen Ruoxi Director Neutral 90.0 +19,132 31.03% ✗ -
May 22, 2025 May 27, 2025 Simon, Christopher Director Neutral 90.0 +19,132 100.00% ✗ -
Mar 2, 2025 Mar 4, 2025 Petras Michael B. Jr. CEO Sell 92.5 +198,104 3.02% ✗ $1.3M
Mar 2, 2025 Mar 4, 2025 Rutz Michael P President Sell 87.5 +35,295 3.27% ✗ $165.7K
Mar 2, 2025 Mar 4, 2025 Lyons Jonathan M. CFO Sell 95.0 +90,678 42.30% ✗ $80.8K
Mar 2, 2025 Mar 4, 2025 DIMITRIEF ALEXANDER SVP, General Counsel and Sec. Sell 90.0 +47,842 8.46% ✗ $102.4K
Nov 20, 2024 Nov 22, 2024 Petras Michael B. Jr. CEO Sell 45.0 -29,250 -0.49% ✗ $386.4K
Nov 20, 2024 Nov 22, 2024 Rutz Michael P President Sell 48.8 -2,889 -0.53% ✗ $38.2K
Sep 10, 2024 Sep 12, 2024 Petras Michael B. Jr. CEO Neutral 27.5 -200,000 -3.25% ✗ -
Sep 6, 2024 Sep 9, 2024 WARBURG PINCUS & CO. Director Sell 15.0 -15,000,000 -16.89% ✗ $225.5M
Sep 6, 2024 Sep 9, 2024 WARBURG PINCUS & CO. Director Sell 15.0 -15,000,000 -16.89% ✗ $225.5M
Sep 6, 2024 Sep 9, 2024 GTCR INVESTMENT XI LLC Director Sell 15.0 -10,000,000 -16.89% ✗ $150.3M
Aug 9, 2024 Simon, Christopher Director Neutral 52.5 - 0.00% ✗ -
Aug 5, 2024 Aug 7, 2024 Lyons Jonathan M. CFO Sell 42.5 -7,659 -6.49% ✗ $108.9K
May 24, 2024 May 29, 2024 Flynn Karen Director Neutral 90.0 +20,089 100.00% ✗ -
May 24, 2024 May 29, 2024 Knauss Robert Brown Director Neutral 90.0 +20,089 127.86% ✗ -
May 24, 2024 May 29, 2024 Wheadon David E. Director Neutral 90.0 +20,089 56.29% ✗ -
May 24, 2024 May 29, 2024 PETRELLA VINCENT K Director Neutral 90.0 +20,089 48.34% ✗ -
May 24, 2024 May 29, 2024 Neary James Director Neutral 90.0 +20,089 48.34% ✗ -
May 24, 2024 May 29, 2024 MIHAS CONSTANTINE S Director Neutral 90.0 +20,089 48.34% ✗ -
May 24, 2024 May 29, 2024 Klee Ann R. Director Neutral 90.0 +20,089 23.16% ✗ -
May 24, 2024 May 29, 2024 Donnini David Director Neutral 90.0 +20,089 48.34% ✗ -
May 24, 2024 May 29, 2024 CUNNINGHAM SEAN LAURENCE Director Neutral 90.0 +20,089 48.34% ✗ -
May 24, 2024 May 29, 2024 Chen Ruoxi Director Neutral 90.0 +20,089 48.34% ✗ -
Mar 4, 2024 Mar 6, 2024 WARBURG PINCUS & CO. Director Sell 15.0 -16,594,363 -15.74% ✗ $237.4M
Mar 4, 2024 Mar 6, 2024 WARBURG PINCUS & CO. Director Sell 15.0 -16,594,363 -15.74% ✗ $237.4M
Mar 4, 2024 Mar 6, 2024 GTCR INVESTMENT XI LLC Director Sell 15.0 -11,062,908 -15.74% ✗ $158.3M
Mar 4, 2024 Mar 6, 2024 Lyons Jonathan M. CFO Neutral 90.0 +41,124 53.43% ✗ -
Mar 4, 2024 Mar 6, 2024 DIMITRIEF ALEXANDER SVP, General Counsel and Sec. Neutral 90.0 +51,405 21.83% ✗ -
Mar 4, 2024 Mar 6, 2024 Klee Ann R. Director Sell 22.5 -5,750 -6.22% ✗ $82.3K
Mar 2, 2024 Mar 5, 2024 Rutz Michael P President Sell 37.5 -54,340 -9.08% ✗ $1.3M
Mar 2, 2024 Mar 5, 2024 Petras Michael B. Jr. CEO Sell 35.0 -779,274 -11.24% ✗ $15.1M
Nov 20, 2023 Nov 22, 2023 Rutz Michael P President Sell 51.3 -1,911 -0.32% ✗ $26.6K
Nov 20, 2023 Nov 22, 2023 Petras Michael B. Jr. CEO Sell 45.0 -29,250 -0.42% ✗ $407.5K
Nov 21, 2023 Flynn Karen Director Neutral 52.5 - 0.00% ✗ -
Aug 7, 2023 Aug 9, 2023 Lyons Jonathan M. CFO Neutral 90.0 +76,967 100.00% ✗ -
Jul 6, 2023 Lyons Jonathan M. CFO Neutral 52.5 - 0.00% ✗ -
May 26, 2023 May 31, 2023 Wheadon David E. Director Neutral 90.0 +15,712 78.64% ✗ -
May 26, 2023 May 31, 2023 PETRELLA VINCENT K Director Neutral 90.0 +15,712 60.79% ✗ -
May 26, 2023 May 31, 2023 Neary James Director Neutral 90.0 +15,712 60.79% ✗ -
May 26, 2023 May 31, 2023 MIHAS CONSTANTINE S Director Neutral 90.0 +15,712 60.79% ✗ -
May 26, 2023 May 31, 2023 Knauss Robert Brown Director Neutral 90.0 +15,712 100.00% ✗ -
May 26, 2023 May 31, 2023 Klee Ann R. Director Neutral 90.0 +15,712 20.47% ✗ -
May 26, 2023 May 31, 2023 Donnini David Director Neutral 90.0 +15,712 60.79% ✗ -
May 26, 2023 May 31, 2023 CUNNINGHAM SEAN LAURENCE Director Neutral 90.0 +15,712 60.79% ✗ -
May 26, 2023 May 31, 2023 Chen Ruoxi Director Neutral 90.0 +15,712 60.79% ✗ -
Mar 6, 2023 Mar 8, 2023 Rutz Michael P President Neutral 82.5 +28,425 4.97% ✗ -
Mar 6, 2023 Mar 8, 2023 Petras Michael B. Jr. CEO Neutral 82.5 +213,189 3.16% ✗ -
Mar 2, 2023 Mar 6, 2023 Rutz Michael P President Sell 45.0 -2,948 -0.51% ✗ $51.3K
Mar 2, 2023 Mar 6, 2023 Petras Michael B. Jr. CEO Sell 45.0 -19,841 -0.29% ✗ $345.4K
Nov 20, 2022 Nov 22, 2022 Rutz Michael P President Sell 51.3 -1,911 -0.33% ✗ $11.5K
Nov 20, 2022 Nov 22, 2022 Petras Michael B. Jr. CEO Sell 47.5 -29,251 -0.43% ✗ $176.1K
Nov 7, 2022 Nov 9, 2022 Petras Michael B. Jr. CEO Neutral 52.5 - 0.00% ✗ -
Nov 7, 2022 Nov 9, 2022 DIMITRIEF ALEXANDER SVP, General Counsel and Sec. Neutral 90.0 +235,478 100.00% ✗ -
Nov 8, 2022 DIMITRIEF ALEXANDER SVP, General Counsel and Sec. Neutral 52.5 - 0.00% ✗ -
Oct 24, 2022 Knauss Robert Brown Director Neutral 52.5 - 0.00% ✗ -
Oct 7, 2022 Klaben Matthew J Interim SVP, GC and Secretary Neutral 52.5 - 0.00% ✗ -
Jul 26, 2022 BIEHL MICHAEL F CFO Neutral 52.5 - 0.00% ✗ -
May 27, 2022 Jun 1, 2022 Donnini David Director Neutral 90.0 +10,643 70.00% ✗ -
May 27, 2022 May 31, 2022 Klee Ann R. Director Neutral 90.0 +10,643 16.09% ✗ -
May 27, 2022 May 31, 2022 Chen Ruoxi Director Neutral 90.0 +10,643 70.00% ✗ -
May 27, 2022 May 31, 2022 MIHAS CONSTANTINE S Director Neutral 90.0 +10,643 70.00% ✗ -
May 27, 2022 May 31, 2022 GEVEDA STEPHANIE Director Neutral 90.0 +10,643 70.00% ✗ -
May 27, 2022 May 31, 2022 Wheadon David E. Director Neutral 90.0 +10,643 114.00% ✗ -
May 27, 2022 May 31, 2022 Neary James Director Neutral 90.0 +10,643 70.00% ✗ -
May 27, 2022 May 31, 2022 PETRELLA VINCENT K Director Neutral 90.0 +10,643 70.00% ✗ -
May 27, 2022 May 31, 2022 CUNNINGHAM SEAN LAURENCE Director Neutral 90.0 +10,643 70.00% ✗ -
Mar 2, 2022 Mar 4, 2022 Hammons Terry SVP, GC and Secretary Neutral 90.0 +22,466 255.56% ✗ -
Mar 2, 2022 Mar 4, 2022 Rutz Michael P President Neutral 82.5 +24,962 4.52% ✗ -
Mar 2, 2022 Mar 4, 2022 Leffler Scott J. CFO Neutral 85.0 +37,443 5.34% ✗ -
Mar 2, 2022 Mar 4, 2022 Petras Michael B. Jr. CEO Neutral 82.5 +187,219 2.83% ✗ -
Nov 20, 2021 Nov 23, 2021 Leffler Scott J. CFO Sell 45.0 -3,894 -0.55% ✗ $87.8K
Nov 20, 2021 Nov 23, 2021 Petras Michael B. Jr. CEO Sell 45.0 -27,517 -0.41% ✗ $620.2K
Nov 20, 2021 Nov 23, 2021 Rutz Michael P President Sell 51.3 -1,911 -0.34% ✗ $43.1K