Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Overview

Basic information

Litigation

Active legal matters

Material Events

8-K disclosures

SEC Filings

Key regulatory docs

Insider Transactions

Ownership changes

Historical Insider Transactions

The table below lists insider purchases and sales reported by company officers, directors, and major shareholders during the last 12 months.

DATE

INSIDER

INSIDER TYPE SHARES PRICE

SHARES

PRICE

VALUE

Aug 22, 2025

Rutz Michael P

Rutz Michael P
President of Sterigenics
Sell
126,611 $16.38

126,611

$16.38

$2,074,306

Sep 06, 2024

WARBURG PINCUS & CO.

WARBURG PINCUS & CO.
Sell
15,000,000 $15.03

15,000,000

$15.03

$225,450,000

Sep 06, 2024

WARBURG PINCUS & CO.

WARBURG PINCUS & CO.
Sell
15,000,000 $15.03

15,000,000

$15.03

$225,450,000

Sep 06, 2024

GTCR INVESTMENT XI LLC

GTCR INVESTMENT XI LLC
Sell
10,000,000 $15.03

10,000,000

$15.03

$150,300,000

Mar 04, 2024

Rutz Michael P

Rutz Michael P
President of Sterigenics
Sell
83,109 $14.31

83,109

$14.31

$1,189,082

Mar 04, 2024

WARBURG PINCUS & CO.

WARBURG PINCUS & CO.
Sell
16,594,363 $14.31

16,594,363

$14.31

$237,423,849

Mar 04, 2024

WARBURG PINCUS & CO.

WARBURG PINCUS & CO.
Sell
16,594,363 $14.31

16,594,363

$14.31

$237,423,849

Mar 04, 2024

Klee Ann R.

Klee Ann R.
Sell
5,750 $14.31

5,750

$14.31

$82,268

Mar 04, 2024

GTCR INVESTMENT XI LLC

GTCR INVESTMENT XI LLC
Sell
11,062,908 $14.31

11,062,908

$14.31

$158,282,556

Aug 25, 2021

Rutz Michael P

Rutz Michael P
President of Sterigenics
Sell
67,000 $25.03

67,000

$25.03

$1,676,876

Mar 22, 2021

WARBURG PINCUS & CO.

WARBURG PINCUS & CO.
Sell
13,512,582 $26.12

13,512,582

$26.12

$352,982,423

Mar 22, 2021

WARBURG PINCUS & CO.

WARBURG PINCUS & CO.
Sell
13,512,582 $26.12

13,512,582

$26.12

$352,982,423

Mar 22, 2021

Petras Michael B. Jr.

Petras Michael B. Jr.
Chairman & CEO
Sell
817,439 $26.12

817,439

$26.12

$21,353,550

Mar 22, 2021

Klaben Matthew J

Klaben Matthew J
SVP, GC and Secretary
Sell
41,952 $26.12

41,952

$26.12

$1,095,891

Mar 22, 2021

GTCR INVESTMENT XI LLC

GTCR INVESTMENT XI LLC
Sell
9,008,388 $26.12

9,008,388

$26.12

$235,321,616

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