Apostolou Stephanie L

CIK 00018062491 companyPITTSBURGH, PA

SEC Profile

Transactions

Companies

Filings

CIK

0001806249

Recent Transactions

50 trades

Award
Koppers Holdings Inc.$KOP
Common Stock
2026-01-05+9,876→ 59,753 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Restricted Stock Units
2026-01-05−4,666→ 0 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2026-01-05−240→ 148 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2026-01-05$26.93/sh−5,757→ 58,902 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2026-01-05+240→ 64,659 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2026-01-05+4,666→ 64,419 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2026-01-02+1,153→ 4,666 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2026-01-02+39→ 388 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2026-01-02+1,335→ 1,335 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2025-12-16+245→ 349 total
Award
Koppers Holdings Inc.$KOP
Common Stock
2025-01-03+13,628→ 47,662 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2025-01-03+1,439→ 3,513 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2025-01-03+210→ 54,739 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2025-01-03$31.72/sh−5,690→ 49,049 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Restricted Stock Units
2025-01-03−6,867→ 0 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2025-01-03+6,867→ 54,529 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2025-01-03−210→ 104 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2025-01-03+69→ 314 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2025-01-03+2,630→ 6,867 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2024-12-16+115→ 245 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2024-03-01−26→ 130 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2024-03-01$52.97/sh−788→ 33,539 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2024-03-01+26→ 34,327 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2024-01-05+102→ 38,338 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2024-01-05−102→ 156 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2024-01-05+4,760→ 38,236 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2024-01-05$47.32/sh−4,037→ 34,301 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Restricted Stock Units
2024-01-05−4,760→ 0 total
Award
Koppers Holdings Inc.$KOP
Common Stock
2024-01-04+4,284→ 33,476 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2024-01-04+88→ 258 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2024-01-04+2,074→ 2,074 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2024-01-04+3,462→ 4,237 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2024-01-04+2,424→ 4,760 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2023-12-12+102→ 170 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2023-03-06−3→ 68 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2023-03-06$35.46/sh−134→ 28,383 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2023-03-06+3→ 28,517 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2023-03-03−14→ 71 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2023-03-03+14→ 29,312 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2023-03-03$37.55/sh−798→ 28,514 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2023-01-05−14→ 74 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2023-01-05$28.58/sh−911→ 29,298.871 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2023-01-05+931→ 2,336 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2023-01-05+11→ 85 total
Award
Koppers Holdings Inc.$KOP
Restricted Stock Units
2023-01-05+775→ 775 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2023-01-05+14→ 30,209.871 total
Award
Koppers Holdings Inc.$KOP
Common Stock
2023-01-04+6,222→ 30,195.871 total
Award
Koppers Holdings Inc.$KOP
Dividend Equivalent Rights
2023-01-03+88→ 88 total
Exercise/Conversion
Koppers Holdings Inc.$KOP
Common Stock
2022-03-04+3,514→ 24,786.871 total
Tax Payment
Koppers Holdings Inc.$KOP
Common Stock
2022-03-04$28.18/sh−1,638→ 23,148.871 total

Companies

Koppers Holdings Inc.
Chief Legal&Sus Officer & Sec.
$KOP

Recent Filings

Address

436 SEVENTH AVENUE

PITTSBURGH, PA, 15219

View on SEC.gov