Sotera Health Co files with the SEC under CIK 0001822479 and is classified as misc health and allied services, nec. It is grouped with Health Care companies on this site.
SHC Form 4 activity by transaction type, last 90 days
Form 4 transaction type
Transactions
Shares
Total value
Open-market sale
3
1,294,515
$24.00M
Tax withholding / forfeiture
1
11,316
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
SHC insider transactions (Form 4)
56
38 Form 4 filings on record, the earliest from Nov 22, 2024, newest first. Filing history page 1 of 2.
Footnote F1 (price): Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $18.50 - $18.855. The reporting person hereby undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full… Full note on SEC EDGAR
Footnote F2 (price): Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $18.50 - $18.855. The reporting person hereby undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide full… Full note on SEC EDGAR
Footnote F1 (price): Price reported constitutes the average weighted price of shares sold. Shares were sold at varying prices in the range of $18.75 - $18.9050. The reporting person hereby undertakes, upon request by the Commission staff, the issuer or a security holder of the issuer, to provide… Full note on SEC EDGAR
Footnote F1 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 25,657 Restricted Stock Units ("RSUs"), which represents 33% of the RSU awards granted to the Reporting… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Footnote F1 (shares): These securities consist of RSUs that were granted on May 26, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Incentive Plan ("2020 Incentive Plan"). Each RSU represents the Reporting Person's right to receive one share of Common Stock… Full note on SEC EDGAR
Footnote F2 (shares): These securities consist of RSUs that were granted on May 26, 2026, pursuant to the terms of an RSU agreement under the 2020 Incentive Plan. Each RSU represents the Reporting Person's right to receive one share of Common Stock, subject to vesting conditions. The RSUs generally… Full note on SEC EDGAR
Footnote F3 (shares): These securities consist of a maximum number of performance-based share appreciation units ("SAUs") that were granted on May 26, 2026, pursuant to the terms of a SAU Agreement under the 2020 Incentive Plan. Each SAU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 Restricted Stock Units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incentive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
14,970 footnote F1
$0.00
-
Footnote F1 (shares): These securities consist of 14,970 restricted stock units ("RSUs") that were granted on May 22, 2026, pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incenctive Plan. Each RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
19,102,952 footnote F1
$15.17
$289.75M
Footnote F1 (shares): On May 13, 2026, certain of the Warburg Pincus Entities (as defined below) sold a total of 19,102,952 shares of Common Stock of Sotera Health Company (the "Issuer") in an underwritten public secondary offering (the "Offering").
Common Stock, $0.01 par value per share ("Common Stock")
12,735,301 footnote F1
$15.17
$193.17M
Footnote F1 (shares): On May 13, 2026, GTCR Fund XI/A LP, a Delaware limited partnership ("Fund XI/A"), GTCR Fund XI/C LP, a Delaware limited partnership ("Fund XI/C"), and GTCR Co-Invest XI LP, a Delaware limited partnership ("Co-Invest XI", and together with Fund XI/A and Fund XI/C, the "GTCR XI… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
7,941 footnote F1
$14.34
$114K
Footnote F1 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 17,135 Restricted Stock Units ("RSUs") granted to the Reporting Person on March 4, 2024. This award was… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
15,000,000 footnote F1
$15.27
$229.05M
Footnote F1 (shares): On March 6, 2026, certain of the Warburg Pincus Entities (as defined below) sold a total of 15,000,000 shares of Common Stock of Sotera Health Company (the "Issuer") in an underwritten public secondary offering (the "Offering").
Common Stock, $0.01 par value per share ("Common Stock")
10,000,000 footnote F1
$15.27
$152.70M
Footnote F1 (shares): On March 6, 2026, the GTCR XI Funds (as defined below) sold a total of 10,000,000 shares of Common Stock of Sotera Health Company (the "Issuer") in an underwritten public secondary offering (the "Offering").
Footnote F1 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 71,063 Restricted Stock Units ("RSUs") granted to the Reporting Person on March 6, 2023. This award was… Full note on SEC EDGAR
Footnote F2 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 91,386 RSUs granted to the Reporting Person on March 4, 2024. This award was granted pursuant to the terms… Full note on SEC EDGAR
Footnote F3 (price, shares): These securities consist of performance-based share appreciation units ("SAUs") (formerly called performance stock units) that were granted on March 3, 2025, pursuant to the terms of a SAU Agreement under the 2020 Incentive Plan. Each SAU represented the Reporting Person's right… Full note on SEC EDGAR
Footnote F4 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 89,686 SAUs granted to the Reporting Person on March 3, 2025. This award was granted pursuant to the terms… Full note on SEC EDGAR
Footnote F5 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 179,372 RSUs granted to the Reporting Person on March 3, 2025. This award was granted pursuant to the… Full note on SEC EDGAR
Footnote F6 (shares): These securities consist of RSUs that were granted on March 2, 2026, pursuant to the terms of an RSU agreement under the 2020 Incentive Plan. Each RSU represents the Reporting Person's right to receive one share of Common Stock, subject to vesting conditions. The RSUs generally… Full note on SEC EDGAR
Footnote F1 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 17,135 Restricted Stock Units ("RSUs") granted to the Reporting Person on March 4, 2024. This award was… Full note on SEC EDGAR
Footnote F2 (shares): A portion of the Reporting Person's March 3, 2025 additional performance-based RSUs vested on March 2, 2026 based upon the achievement of performance conditions. As a result, the Reporting Person received an additional 16,816 shares of Common Stock.
Footnote F3 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 50,448 RSUs granted to the Reporting Person on March 3, 2025. This award was granted pursuant to the terms… Full note on SEC EDGAR
Footnote F4 (price, shares): These securities consist of additional performance-based RSUs that were granted on March 3, 2025, pursuant to the terms of an RSU Agreement under the 2020 Incentive Plan. Each additional RSU represented the Reporting Person's right to receive one share of Common Stock subject to… Full note on SEC EDGAR
Footnote F1 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 13,708 Restricted Stock Units ("RSUs") granted to the Reporting Person on March 4, 2024. This award was… Full note on SEC EDGAR
Footnote F2 (shares): A portion of the Reporting Person's March 3, 2025 additional performance-based RSUs vested on March 2, 2026 based upon the achievement of performance conditions. As a result, the Reporting Person received an additional 17,937 shares of Common Stock.
Footnote F3 (price, shares): These securities consist of additional performance-based RSUs that were granted on March 3, 2025, pursuant to the terms of an RSU Agreement under the 2020 Incentive Plan. Each additional RSU represented the Reporting Person's right to receive one share of Common Stock subject to… Full note on SEC EDGAR
Footnote F4 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 53,811 RSUs granted to the Reporting Person on March 3, 2025. This award was granted pursuant to the terms… Full note on SEC EDGAR
Footnote F5 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 18,684 RSUs granted to the Reporting Person on March 3, 2025. This award was granted pursuant to the terms… Full note on SEC EDGAR
Footnote F6 (shares): These securities consist of RSUs that were granted on March 2, 2026, pursuant to the terms of an RSU agreement under the 2020 Incentive Plan. Each RSU represents the Reporting Person's right to receive one share of Common Stock, subject to vesting conditions. The RSUs generally… Full note on SEC EDGAR
Footnote F7 (shares): These securites consist of the maximum number of additional performance-based RSUs that were granted on March 2, 2026, prusuant to the terms of an RSU agreement under the 2020 Incentive Plan. Each additional RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Footnote F1 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 9,475 Restricted Stock Units ("RSUs") granted to the Reporting Person on March 6, 2023. This award was… Full note on SEC EDGAR
Footnote F2 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 11,423 RSUs granted to the Reporting Person on March 4, 2024. This award was granted pursuant to the terms… Full note on SEC EDGAR
Footnote F3 (shares): A portion of the Reporting Person's March 3, 2025 additional performance-based RSUs vested on March 2, 2026 based upon the achievement of performance conditions. As a result, the Reporting Person received an additional 14,573 shares of Common Stock.
Footnote F4 (shares): These securities represent the number of shares of Common Stock withheld by the Issuer to satisfy the Reporting Person's tax withholding obligations due upon the vesting of 43,720 RSUs granted to the Reporting Person on March 3, 2025. This award was granted pursuant to the terms… Full note on SEC EDGAR
Footnote F5 (shares): These securities consist of RSUs that were granted on March 2, 2026, pursuant to the terms of an RSU agreement under the 2020 Incentive Plan. Each RSU represents the Reporting Person's right to receive one share of Common Stock, subject to vesting conditions. The RSUs generally… Full note on SEC EDGAR
Footnote F6 (price, shares): These securities consist of additional performance-based RSUs that were granted on March 3, 2025, pursuant to the terms of an RSU Agreement under the 2020 Incentive Plan. Each additional RSU represented the Reporting Person's right to receive one share of Common Stock subject to… Full note on SEC EDGAR
Footnote F7 (shares): These securities consist of the maximum number of additional performance-based RSUs that were granted on March 2, 2026, pursuant to the terms of an RSU agreement under the 2020 Incentive Plan. Each additional RSU represents the Reporting Person's right to receive one share of… Full note on SEC EDGAR
Common Stock, $0.01 par value per share ("Common Stock")
6,480,000 footnote F1
$16.33
$105.82M
Footnote F1 (shares): On December 3, 2025, the GTCR XI Funds (as defined below) sold a total of 6,480,000 shares of Common Stock of Sotera Health Company (the "Issuer").
Common Stock, $0.01 par value per share ("Common Stock")
9,720,000 footnote F1
$16.33
$158.73M
Footnote F1 (shares): On December 3, 2025, certain of the Warburg Pincus Entities (as defined below) sold a total of 9,720,000 shares of Common Stock of Sotera Health Company (the "Issuer") pursuant to Rule 144 under the Securities Act of 1933, as amended (the "Sale").
Common Stock, $0.01 par value per share ("Common Stock")
12,000,000 footnote F1
$15.65
$187.81M
Footnote F1 (shares): On November 10, 2025, the GTCR XI Funds (as defined below) sold a total of 12,000,000 shares of Common Stock of Sotera Health Company (the "Issuer") in an underwritten public secondary offering (the "Offering").
Common Stock, $0.01 par value per share ("Common Stock")
18,000,000 footnote F1
$15.65
$281.72M
Footnote F1 (shares): On November 10, 2025, certain of the Warburg Pincus Entities (as defined below) sold a total of 18,000,000 shares of Common Stock of Sotera Health Company (the "Issuer") in an underwritten public secondary offering (the "Offering").
An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
Sotera Health Co (SHC) had 3 insider filings in the last 90 days, with the most recent on 2026-08-19. The full record for SHC runs to 38 Form 4 filings, the earliest from 2024-11-22. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying SHC stock?
No insider purchases of SHC were filed in the last 90 days.
How many insiders are selling SHC stock?
3 insider sales of SHC were filed in the last 90 days, totaling $24.00M.
Where can I see SHC SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects SHC Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
Alton Shader - Officer
Richard G. Kyle
Ruoxi Chen
Christopher Simon,
David E. Wheadon
