Updated Jul 16, 2026 · Last SEC filing 2026-06-23
Koppers Holdings Inc. (KOP) has filed 18 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-23. 3 Form 8-K material event filings were reported by KOP in the last 90 days. InsiderAlpha tracks every KOP SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SEC CIK | 0001315257 |
|---|
| Form 4 filings (90d) | 18 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Latest Form 4 filing | 2026-06-23 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| BALL M LEROY | CEO | S — Open-market sale | 3.4K | $43.90 | $150K | SEC | |
| BALL M LEROY | CEO | S — Open-market sale | 4.1K | $41.34 | $171K | SEC | |
| BALL M LEROY | CEO | G — Bona-fide gift | 300 | $0.00 | — | SEC | |
| Feng Xudong | Director | G — Bona-fide gift | 5.7K | $0.00 | — | SEC | |
| Brenner Eric D. | CFO and Treasurer | A — Grant or award | 6.6K | $0.00 | — | SEC | |
| BALL M LEROY | CEO | S — Open-market sale | 2.7K | $42.55 | $113K | SEC | |
| Pearce Bradley A | Interim CFO and CAO | A — Grant or award | 5.0K | $0.00 | — | SEC | |
| NEUPAVER ALBERT J | Director | M — Option exercise | 50 | $0.00 | — | SEC | |
| Posadas Laura J | Director | M — Option exercise | 11 | $0.00 | — | SEC | |
| Vartanian Nishan J. | Director | M — Option exercise | 50 | $0.00 | — | SEC | |
| JENSEN TRACI L | Director | A — Grant or award | 3.3K | $0.00 | — | SEC | |
| MOTLEY DAVID L | Director | M — Option exercise | 50 | $0.00 | — | SEC | |
| Posadas Laura J | Director | A — Grant or award | 3.3K | $0.00 | — | SEC | |
| Feng Xudong | Director | A — Grant or award | 3.3K | $0.00 | — | SEC | |
| Vartanian Nishan J. | Director | A — Grant or award | 3.3K | $0.00 | — | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for Koppers Holdings Inc. (KOP). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| BALL M LEROY | 4 | $434K |
| MOTLEY DAVID L | 4 | — |
| Vartanian Nishan J. | 3 | — |
| Feng Xudong | 3 | — |
| Posadas Laura J | 3 | — |
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in KOP insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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