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Chair sold ~$5.45M of SHC shares in the open market | OQRO

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Sotera Health
Chair sold ~$5.45M of SHC shares in the open market

Insider trade

Chair sold ~$5.45M of SHC shares in the open market

Traded Aug 17, 2026 · Filed Aug 19, 2026

SHCSotera HealthSHC

~$5.45M
Reported value · 295K sh @ $18.50: 398K
Holds after · shares reported: −1.3%
stock since the trade · S&P 500 +0.3%, $18.80 → $18.55 on Oct 5

Why it stands out

Sotera Health's Executive Chairman sold $5.45M of Sotera Health shares. Nobody planned it ahead of time.

Written from the filing's own figures. OQRO describes what was reported and never tells you what to buy or sell

View the official recordSEC Form 4 — Statement of Changes in Beneficial Ownership

All the details

Dates, kept separate

Transaction date: Aug 17, 2026
Reporting period: Not applicable
Filed with the SEC: Aug 19, 2026

Chair$1M+

Context

Classification

open market sale

Code S — open-market or private sale

Absolute commitment

~$5,448,851

Shares × reported transaction price

Timing vs results

11 days after results of Aug 6, 2026

Results dates are the company's own 8-K (Item 2.02). Many companies only let insiders trade in a window after results

Planned / mechanical clue

None found in footnotes

Ask Claude or ChatGPT about these filings. Connect OQRO in a minute, then ask things like “which insiders bought this week?”

Only flagged when a footnote says so; never inferred

After it was reported

After	Stock	S&P 500	Difference
7 days	+1.4%	+1.1%	+0.2%
30 days	−2.7%	+1.4%	−4.1%

Past results only. Not a forecast.

Source receipt

Record ID: 0001193125-26-356962
Filed / recorded: Aug 19, 2026, 8:24 PM UTC
Added to OQRO: Oct 6, 2026, 9:10 PM UTC
Parser: form4-xml-v2
Data quality: Verified: identifiers matched exactly
Issuer: Sotera Health Co
Issuer CIK: 1822479
Ticker: SHC
Reporting person: Michael B. Jr. Petras
Relationship: Director, Officer
Officer title: Executive Chairman
Security: Common Stock, $0.01 par value per share ("Common Stock")
Table: Non-derivative (Table I)
Transaction date: Aug 17, 2026
Transaction code: S
Shares / units: 294,515
Price per share: $18.50
Acquired / disposed: Disposed (D)
Shares owned after: 397,912
Ownership form: Direct
Amendment: No

Footnotes from the filing

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 information regarding the number of shares sold at each separate price.

Around the same time

Chair sold

~$15.7MReported value · 850K sh @ $18.50

7w ago

Sotera Health's Executive Chairman sold $15.7M of Sotera Health shares. Nobody planned it ahead of time.

More Official record

Officer sold

~$2.83MReported value · 150K sh @ $18.84

8w ago

Sotera Health's President of Sterigenics sold $2.83M of Sotera Health shares. Nobody planned it ahead of time.

More Official record

11KShares · @ $17.98

2mo ago

Routine share withholding; mechanical by default.

More Official record