InsiderTrades

Form 4 for SHC Sotera Health Co

Accepted 2026-03-04 00:00:00 ET · period of report 2026-03-02 · accession 0001193125-26-092210 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-03-04 2026-03-02 SHC DIMITRIEF ALEXANDER SVP, GC, Sec F - Tax $15.91 -31.6K 320.0K -9% -$502.1K
D 2026-03-04 2026-03-02 SHC DIMITRIEF ALEXANDER SVP, GC, Sec M - OptEx — +16.8K 343.6K +5% —
D 2026-03-04 2026-03-02 SHC DIMITRIEF ALEXANDER SVP, GC, Sec M - OptEx — -16.8K 11.2K -60% —

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock, $0.01 par value per share ("Common Stock") 2026-03-02 F D 7,941 $15.91 326,784 D — — (F1) 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 granted pursuant to the terms of an RSU agreement under the Sotera Health Company 2020 Omnibus Incentive Plan ("2020 Incentive Plan"). Each RSU represents the Reporting Person's right to recieve one share of Common Stock, subject to vesting conditions.
2 Common Common Stock 2026-03-02 F D 23,619 $15.91 319,981 D — — (F3) 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 of an RSU agreement under the 2020 Incentive Plan. Each RSU represents the Reporting Person's right to recieve one share of Common Stock, subject to vesting conditions or performance, as applicable.
3 Common Common Stock 2026-03-02 M A 16,816 — 343,600 D — — (F2) 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. (F4) 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 stock price-related performance conditions. Regarding the additional RSUs, the Reporting Person vested in 16,816 shares of Common Stock on March 2, 2026. The remaining additional RSUs under the award vest annually in equal installments in March 2027 and March 2028, subject to performance.
4 Derivative Performance RSUs 2026-03-02 M D 16,816 — 11,210 D — · — to — 16,816 Common Stock (F4) 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 stock price-related performance conditions. Regarding the additional RSUs, the Reporting Person vested in 16,816 shares of Common Stock on March 2, 2026. The remaining additional RSUs under the award vest annually in equal installments in March 2027 and March 2028, subject to performance.