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United States Healthcare Providers & Services

Sotera Health Co (SHC)

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Over the last 90 days, Sotera Health Co. has seen significant insider selling, with a net value of over $1.25 billion. This activity is primarily driven by large sell-offs from Warburg Pincus & Co. and GTCR Investment XI LLC. No insider buying has been reported during this period.
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Ticker: SHC Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
WARBURG PINCUS & CO.
3 sales — total 869,260,728 USD
Sale 13 May 2026
Value US$3,151,149.14 | Price 401.94 | Shares 7,854
Sale 13 May 2026
Value US$408,725.61 | Price 257.89 | Shares 69,263
Sale 13 May 2026
Value US$289,753,575.94 | Price 15.17 | Shares 19,102,952
Sale 13 May 2026
Value US$3,505,107.23 | Price 150.26 | Shares 2,622
Sale 13 May 2026
Value US$1,416,940.87 | Price 315.00 | Shares 72,489
Sale 6 Mar 2026
Value US$152,700,000.00 | Price 15.27 | Shares 10,000,000
Sale 6 Mar 2026
Value US$229,050,000.00 | Price 15.27 | Shares 15,000,000
Sale 6 Mar 2026
Value US$229,050,000.00 | Price 15.27 | Shares 15,000,000
Sale 8 Dec 2025
Value US$645,547.35 | Price 16.45 | Shares 39,243
Sale 8 Dec 2025
Value US$6,495,463.45 | Price 16.45 | Shares 394,861
Sale 8 Dec 2025
Value US$5,196,489.20 | Price 16.45 | Shares 315,896
Proposed sale 8 Dec 2025
Value US$12,562,500.00 | Price 16.75 | Shares 750,000
Sale 3 Dec 2025
Value US$158,727,600.00 | Price 16.33 | Shares 9,720,000
Sale 3 Dec 2025
Value US$158,727,600.00 | Price 16.33 | Shares 9,720,000
Sale 3 Dec 2025
Value US$105,818,400.00 | Price 16.33 | Shares 6,480,000
Proposed sale 3 Dec 2025
Value US$21,159,548.51 | Price 16.33 | Shares 1,295,747
Proposed sale 3 Dec 2025
Value US$673,106.27 | Price 16.33 | Shares 41,219
Proposed sale 3 Dec 2025
Value US$83,985,728.89 | Price 16.33 | Shares 5,143,033
Proposed sale 3 Dec 2025
Value US$163,684,800.00 | Price 16.84 | Shares 9,720,000
Sale 10 Nov 2025
Value US$187,812,000.00 | Price 15.65 | Shares 12,000,000
Sale 10 Nov 2025
Value US$281,718,000.00 | Price 15.65 | Shares 18,000,000
Sale 10 Nov 2025
Value US$281,718,000.00 | Price 15.65 | Shares 18,000,000
Sale 5 Sep 2025
Value US$181,332,000.00 | Price 15.11 | Shares 12,000,000
Sale 5 Sep 2025
Value US$181,332,000.00 | Price 15.11 | Shares 12,000,000
Sale 5 Sep 2025
Value US$120,888,000.00 | Price 15.11 | Shares 8,000,000
Sale 22 Aug 2025
Value US$2,074,306.00 | Price 16.38 | Shares 126,611
Proposed sale 22 Aug 2025
Value US$2,040,969.00 | Price 16.12 | Shares 126,611
Sale 6 Sep 2024
Value US$150,300,000.00 | Price 15.03 | Shares 10,000,000
Sale 6 Sep 2024
Value US$225,450,000.00 | Price 15.03 | Shares 15,000,000
Sale 6 Sep 2024
Value US$225,450,000.00 | Price 15.03 | Shares 15,000,000
Sale 4 Mar 2024
Value US$82,268.12 | Price 14.31 | Shares 5,750
Sale 4 Mar 2024
Value US$237,423,848.62 | Price 14.31 | Shares 16,594,363
Sale 4 Mar 2024
Value US$237,423,848.62 | Price 14.31 | Shares 16,594,363
Sale 4 Mar 2024
Value US$158,282,556.21 | Price 14.31 | Shares 11,062,908
Sale 4 Mar 2024
Value US$14,362,870.02 | Price 14.31 | Shares 1,003,870
Sale 4 Mar 2024
Value US$1,189,082.02 | Price 14.31 | Shares 83,109
Sale 22 Mar 2021
Value US$352,982,423.30 | Price 26.12 | Shares 13,512,582
Sale 22 Mar 2021
Value US$352,982,423.30 | Price 26.12 | Shares 13,512,582
Sale 22 Mar 2021
Value US$21,353,550.28 | Price 26.12 | Shares 817,439
Sale 22 Mar 2021
Value US$1,095,891.12 | Price 26.12 | Shares 41,952
Sale 22 Mar 2021
Value US$235,321,615.53 | Price 26.12 | Shares 9,008,388
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-05-15 2026-05-13 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
7,854 +3.6%
401.94
US$3,151,149 		7,854 +3.6% 401.94 US$3,151,149
2026-05-15 2026-05-13 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
69,263 -29.6%
257.89
US$408,726 		69,263 -29.6% 257.89 US$408,726
2026-05-15 2026-05-13 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
2,622 +24.6%
150.26
US$3,505,107 		2,622 +24.6% 150.26 US$3,505,107
2026-05-15 2026-05-13 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
12,735,301 -100.0%
15.17
US$193,169,046 		12,735,301 -100.0% 15.17 US$193,169,046
2026-05-15 2026-05-13 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
19,102,952 -100.0%
15.17
US$289,753,576 		19,102,952 -100.0% 15.17 US$289,753,576
2026-03-10 2026-03-06 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
10,000,000 -44.0%
15.27
US$152,700,000 		10,000,000 -44.0% 15.27 US$152,700,000
2026-03-10 2026-03-06 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
15,000,000 -44.0%
15.27
US$229,050,000 		15,000,000 -44.0% 15.27 US$229,050,000
2026-03-10 2026-03-06 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
15,000,000 -44.0%
15.27
US$229,050,000 		15,000,000 -44.0% 15.27 US$229,050,000
2025-12-10 2025-12-08 S Sale
3.6
Petras Michael B. Jr.

Chairman & CEO

Executive Director
39,243 -100.0%
16.45
US$645,547 		39,243 -100.0% 16.45 US$645,547
2025-12-10 2025-12-08 S Sale
3.6
Petras Michael B. Jr.

Chairman & CEO

Executive Director
394,861 -7.6%
16.45
US$6,495,463 		394,861 -7.6% 16.45 US$6,495,463
2025-12-10 2025-12-08 S Sale
3.6
Petras Michael B. Jr.

Chairman & CEO

Executive Director
315,896 -36.4%
16.45
US$5,196,489 		315,896 -36.4% 16.45 US$5,196,489
2025-12-08 2025-12-08 PrS Proposed sale
3.6
Michael B. Petras, Jr.

Chairman, CEO
750,000
16.75
US$12,562,500 		750,000 16.75 US$12,562,500
2025-12-05 2025-12-03 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
9,720,000 -22.2%
16.33
US$158,727,600 		9,720,000 -22.2% 16.33 US$158,727,600
2025-12-05 2025-12-03 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
9,720,000 -22.2%
16.33
US$158,727,600 		9,720,000 -22.2% 16.33 US$158,727,600
2025-12-05 2025-12-03 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
6,480,000 -22.2%
16.33
US$105,818,400 		6,480,000 -22.2% 16.33 US$105,818,400
2025-12-04 2025-12-03 PrS Proposed sale
GTCR FUND XI/C LP

Owner
1,295,747
16.33
US$21,159,549 		1,295,747 16.33 US$21,159,549
2025-12-03 2025-12-03 PrS Proposed sale
GTCR CO-INVEST XI LP

Owner
41,219
16.33
US$673,106 		41,219 16.33 US$673,106
2025-12-03 2025-12-03 PrS Proposed sale
GTCR FUND XI/A LP

Owner
5,143,033
16.33
US$83,985,729 		5,143,033 16.33 US$83,985,729
2025-12-03 2025-12-03 PrS Proposed sale
3.3
WARBURG PINCUS LLC

Affiliate
9,720,000
16.84
US$163,684,800 		9,720,000 16.84 US$163,684,800
2025-11-12 2025-11-10 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
12,000,000 -29.1%
15.65
US$187,812,000 		12,000,000 -29.1% 15.65 US$187,812,000
2025-11-12 2025-11-10 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
18,000,000 -29.1%
15.65
US$281,718,000 		18,000,000 -29.1% 15.65 US$281,718,000
2025-11-12 2025-11-10 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
18,000,000 -29.1%
15.65
US$281,718,000 		18,000,000 -29.1% 15.65 US$281,718,000
2025-09-09 2025-09-05 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
12,000,000 -16.3%
15.11
US$181,332,000 		12,000,000 -16.3% 15.11 US$181,332,000
2025-09-09 2025-09-05 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
12,000,000 -16.3%
15.11
US$181,332,000 		12,000,000 -16.3% 15.11 US$181,332,000
2025-09-09 2025-09-05 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
8,000,000 -16.3%
15.11
US$120,888,000 		8,000,000 -16.3% 15.11 US$120,888,000
2025-08-26 2025-08-22 S Sale
2.5
Rutz Michael P

President of Sterigenics

Officer
126,611 -22.0%
16.38
US$2,074,306 		126,611 -22.0% 16.38 US$2,074,306
2025-08-22 2025-08-22 PrS Proposed sale
2.5
Rutz Michael P

Officer

Officer
126,611
16.12
US$2,040,969 		126,611 16.12 US$2,040,969
2024-09-09 2024-09-06 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
10,000,000 -16.9%
15.03
US$150,300,000 		10,000,000 -16.9% 15.03 US$150,300,000
2024-09-09 2024-09-06 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
15,000,000 -16.9%
15.03
US$225,450,000 		15,000,000 -16.9% 15.03 US$225,450,000
2024-09-09 2024-09-06 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
15,000,000 -16.9%
15.03
US$225,450,000 		15,000,000 -16.9% 15.03 US$225,450,000
2024-03-06 2024-03-04 S Sale
3.2
Klee Ann R.
Non-Executive Director
5,750 -6.2%
14.31
US$82,268 		5,750 -6.2% 14.31 US$82,268
2024-03-06 2024-03-04 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
16,594,363 -15.7%
14.31
US$237,423,849 		16,594,363 -15.7% 14.31 US$237,423,849
2024-03-06 2024-03-04 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
16,594,363 -15.7%
14.31
US$237,423,849 		16,594,363 -15.7% 14.31 US$237,423,849
2024-03-06 2024-03-04 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
11,062,908 -15.7%
14.31
US$158,282,556 		11,062,908 -15.7% 14.31 US$158,282,556
2024-03-05 2024-03-04 S Sale
3.6
Petras Michael B. Jr.

Chairman & CEO

Officer
1,003,870 -15.5%
14.31
US$14,362,870 		1,003,870 -15.5% 14.31 US$14,362,870
2024-03-05 2024-03-04 S Sale
2.5
Rutz Michael P

President of Sterigenics

Officer
83,109 -13.2%
14.31
US$1,189,082 		83,109 -13.2% 14.31 US$1,189,082
2021-03-24 2021-03-22 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
13,512,582 -11.4%
26.12
US$352,982,423 		13,512,582 -11.4% 26.12 US$352,982,423
2021-03-24 2021-03-22 S Sale
3.6
Petras Michael B. Jr.

Chairman & CEO

Executive Director
817,439 -11.4%
26.12
US$21,353,550 		817,439 -11.4% 26.12 US$21,353,550
2021-03-24 2021-03-22 S Sale
2.9
Klaben Matthew J

SVP, GC and Secretary

Officer
41,952 -11.4%
26.12
US$1,095,891 		41,952 -11.4% 26.12 US$1,095,891
2021-03-24 2021-03-22 S Sale
2.9
WARBURG PINCUS & CO.
Non-Executive Director Large shareholder
13,512,582 -11.4%
26.12
US$352,982,423 		13,512,582 -11.4% 26.12 US$352,982,423
2021-03-24 2021-03-22 S Sale
3.2
GTCR INVESTMENT XI LLC
Non-Executive Director Large shareholder
9,008,388 -11.4%
26.12
US$235,321,616 		9,008,388 -11.4% 26.12 US$235,321,616
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