Ecovyst, Inc. Quarterly report pursuant to Section 13 or 15(d)

Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Background and Basis of Presentation (Policies)
Notes Tables
Notes Details

Schedule of RSU and PSU Activity (Details)

v3.22.2.2

Schedule of RSU and PSU Activity (Details)	9 Months Ended
Schedule of RSU and PSU Activity (Details)	Sep. 30, 2022 $ / shares shares
Restricted Stock Units (RSUs)
Number of Units
Nonvested, beginning balance \| shares	2,507,421
Granted \| shares	2,779,690
Vested \| shares	(1,325,654)
Forfeited \| shares	(973,308)
Nonvested, ending balance \| shares	2,988,149
Weighted Average Grant Date Fair Value (per share)
Weighted average grant date fair value, nonvested, beginning balance \| $ / shares	$ 15.68
Weighted average grant date fair value, granted \| $ / shares	10.28
Weighted average grant date fair value, vested \| $ / shares	15.67
Weighted average grant date fair value, forfeited \| $ / shares	12.59
Weighted average grant date fair value, nonvested, ending balance \| $ / shares	$ 11.67
Performance Stock Units (PSUs)
Number of Units
Nonvested, beginning balance \| shares	1,117,555
Vested \| shares	(496,442)
Forfeited \| shares	(165,807)
Nonvested, ending balance \| shares	750,438
Weighted Average Grant Date Fair Value (per share)
Weighted average grant date fair value, nonvested, beginning balance \| $ / shares	$ 16.91
Weighted average grant date fair value, vested \| $ / shares	15.41
Weighted average grant date fair value, forfeited \| $ / shares	12.46
Weighted average grant date fair value, nonvested, ending balance \| $ / shares	$ 15.70
Performance Stock Units (PSUs) \| 2022 Grants
Number of Units
Granted \| shares	295,132
Weighted Average Grant Date Fair Value (per share)
Weighted average grant date fair value, granted \| $ / shares	$ 8.82

- Definition

The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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