Transaction · 0001193125-26-242277

SHADER ALTON

SHADER ALTON, CEO, reported a transaction classified as grant at Sotera Health Co involving 375939.000000 shares for an estimated $0.00. Reported holdings after the transaction were 375939.000000 shares. A 10b5-1 reference was not detected in the stored filing text.

grantSEC transaction code ACEO
SHCSotera Health Co
Filing timeMay 27
Trade dateMay 26, 2026
Filing · SECView on SEC
InsiderProfile
% of reported position tradedUnavailableCalculated only for code-P purchases and code-S sales.

Row-level estimate for this security and ownership context, not the insider’s complete portfolio. Joint ownership, other transactions in the filing, amendments and footnotes can affect interpretation.

Price performance since filing

Close on the filing date, the pre-filing context, and the forward return at standard windows
Price at filing
$15.54
Pre-filing
1mo ago +0.3%1w ago -2.0%1d ago +0.8%
Returns since
7d -1.7%30d +11.8%90d +24.1%180d1y

SHC price since this filing

30 days of pre-filing context and vertical markers at the filing date plus 7d / 30d / 90d / 180d / 1y afterwards
SHC since 2026-05-27Filed 123 days ago · 30 days of pre-filing context shaded
Loading…
Filing datePost-filing windows (7d, 30d, 90d, 180d, 1y)30 days of pre-filing context

Transaction facts

Stored Form 4 columns with their raw values

Non-derivative
Type
grant
Code A
Identifier
0001193125-26-242277
Common Stock, $0.01 par value per share ("Common Stock")
Transaction date
May 26, 2026
Filed May 27, 2026, 09:54 PM · 1d delay
Shares
375k sh
$0.00 per share
Estimated value
$0
Computed from shares × price
Holdings after
375k sh
Direct

Filing signal explanations

Badges describe filing facts only — not predictions.

Cluster 14dRepeat 30dPattern $100kLarge $1.00M
Direct Ownership Large Holdings Increase
-12score
Filing-only score

-12

Compact filing score computed from stored Form 4 facts. Version v1.

Mixed or weak signal

This filing has a negative filing-only score. It may be less informative as an insider-activity signal and needs extra context.

Reported relationships & other filings

Form 4 relationship flags and nearby filing context

Reported roles

Chief Executive Officer

Officer YesDirector Yes10% NoOther No
Footnotes & amended
  1. F1

    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 repr…

  2. F2

    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 receiv…

  3. F3

    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…

Original filing · 0001193125-26-242277
Related transactions

0 other filings

Same reporting owner
Recent company activity

0 recent txs

SHC