Original filing (PDF)20251015133427NAL0004997585001

KOPPERS INC.

Name: KOPPERS INC. — RETIREMENT PLAN FOR KOPPERS INC., Form 5500 (2024)
Creator: KOPPERS INC.

Form 5500

FILING_RECEIVED

RETIREMENT PLAN FOR KOPPERS INC.

Defined-benefit pension plan

Signals · 2

100% in single holding~987 bps in Sched C fees

Active participants

Accounts w/ balance

—

Plan assets (EOY)

$5.0M

Net assets (EOY)

$5.0M

How this plan invests

This plan

4 pooled trusts

Schedule D

1 securities

funds · stocks · CUSIPs

Holdings are itemized directly on this plan's Schedule of Assets, below.

Plan health score (directional)

/ 100

Grade B

Above-average plan

Directional indicator computed from public Form 5500 data — compliance, concentration, cost, vendor stack and participation. Not a fiduciary tool.

Compliance & disclosures

100

Concentration risk

Total plan cost

Vendor stack

Participation health

100

Knocking points off

Top holding "Money Market Allspring Allspring 100% Treasury Money Market Institutional" is 100% of plan.
987 bps in Schedule C fees — 1797% above peer band of 52 bps.
Plan is frozen (1I) — no new benefit accrual.

Decision-maker contacts

CFO / Head of HR / Benefits Manager — verified email + LinkedIn for KOPPERS INC..

Plan sponsor

Name

KOPPERS INC.

EIN

25-1588399

Address

436 7TH AVENUE, SUITE 1500 · PITTSBURGH, PA · 152191826

Phone

(412) 227-2184

Industry

Manufacturingsee all

Plan administrator

Same as plan sponsor.

Plan characteristics

Plan number

003

Plan year

2024

Plan year begin

2024-01-01

Tax period

2024-12-31

Filed

2025-10-15

Pension benefit codes

1A · Pay-related DB formula

1B · Flat-dollar DB formula

1I · Frozen plan — no new benefit accrual

Audit & trust (Schedule H)

Auditor

SCHNEIDER DOWNS AND CO. INC.

Trustee / custodian

—

Trustee phone

—

Service providers (Schedule C)

4 rows

Trustee

Name	EIN	Location	Relation	Direct comp	Indirect comp
DELAWARE CHARTER GUARANTEE & TRUST	51-0099493	—	TRUSTEE	$16K	—

Other

Name	EIN	Location	Relation	Direct comp	Indirect comp
MERCER	13-2834414	—	NONE	$355K	—
MERCER INVESTMENTS LLC	30-0282430	—	NONE	$111K	—
MORGAN LEWIS AND BOCKIUS LLP	23-0891050	—	NONE	$9K	—

Investments

1 direct security · 4 pooled funds· $2.8M(56% of reported assets)

Rows tagged as a trust or pooled fund hold many underlying securities. Click one to drill into its own Schedule of Assets — where the individual funds, shares, and CUSIPs live.

Uncategorized

$2.8M

1 holding

Common Collective Trust

4 holdings

Investment	Type	Shares / units	Cost	Current value	% of plan
Money Market Allspring 100% Treasury Money Market Institutional	—	—	$2.8M	$2.8M	56.0%
PASSIVE LONG GOVERNMENT FIXED INC MERCER TRUST COMPANY LLC · EIN 51-0560117 / PN 010	Common Collective Trust	—	—	$0	<0.1%
MERCER ERISA HEDGE FUND INVESTORS MERCER TRUST COMPANY LLC · EIN 47-2199849 / PN 021	Common Collective Trust	—	—	$0	<0.1%
ACTIVE LONG CORPORATE FIXED INCOME MERCER TRUST COMPANY LLC · EIN 45-6178743 / PN 004	Common Collective Trust	—	—	$0	<0.1%
CORE FIXED INCOME PORTFOLIO MERCER TRUST COMPANY LLC · EIN 85-2621954 / PN 048	Common Collective Trust	—	—	$0	<0.1%