Stephanie L Apostolou
CIK 1806249 · View on SEC EDGAR ↗
Insider
First SEC filing: March 11, 2020 · Latest: March 11, 2020
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 60 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Feb. 26, 2026 | KOP | A | 7,223 | — | — | 66,125 Direct | +12.26% | Acquired | (price as of 2026-08-21) |
| Feb. 26, 2026 | KOP | M | 174 | — | — | 66,299 Direct | +0.26% | Acquired | (price as of 2026-08-21) |
| Feb. 26, 2026 | KOP | F | 3,149 | $37.24 | $117,269 | 63,150 Direct | -4.75% | Disposed | 23.5% (price as of 2026-08-21) |
| Feb. 26, 2026 | KOP | A | 174 | — | — | 322 Direct | +117.57% | Acquired | (price as of 2026-08-21) |
| Feb. 26, 2026 | KOP | M | 174 | — | — | 148 Direct | -54.04% | Disposed | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | M | 210 | — | — | 104 Direct | -66.88% | Disposed | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | M | 6,867 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | A | 69 | — | — | 314 Direct | +28.16% | Acquired | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | A | 1,439 | — | — | 3,513 Direct | +69.38% | Acquired | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | A | 2,630 | — | — | 6,867 Direct | +62.07% | Acquired | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | F | 5,690 | $31.72 | $180,487 | 49,049 Direct | -10.39% | Disposed | 45.0% (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | M | 210 | — | — | 54,739 Direct | +0.39% | Acquired | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | M | 6,867 | — | — | 54,529 Direct | +14.41% | Acquired | (price as of 2026-08-21) |
| Jan. 3, 2025 | KOP | A | 13,628 | — | — | 47,662 Direct | +40.04% | Acquired | (price as of 2026-08-21) |
| Dec. 16, 2024 | KOP | A | 115 | — | — | 245 Direct | +88.46% | Acquired | (price as of 2026-08-21) |
| March 1, 2024 | KOP | M | 26 | — | — | 130 Direct | -16.67% | Disposed | (price as of 2026-08-21) |
| March 1, 2024 | KOP | F | 788 | $52.97 | $41,740 | 33,539 Direct | -2.30% | Disposed | -13.2% (price as of 2026-08-21) |
| March 1, 2024 | KOP | M | 26 | — | — | 34,327 Direct | +0.08% | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2024 | KOP | M | 102 | — | — | 156 Direct | -39.53% | Disposed | (price as of 2026-08-21) |
| Jan. 5, 2024 | KOP | M | 4,760 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-21) |
| Jan. 5, 2024 | KOP | F | 4,037 | $47.32 | $191,031 | 34,301 Direct | -10.53% | Disposed | -2.8% (price as of 2026-08-21) |
| Jan. 5, 2024 | KOP | M | 102 | — | — | 38,338 Direct | +0.27% | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2024 | KOP | M | 4,760 | — | — | 38,236 Direct | +14.22% | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2024 | KOP | A | 88 | — | — | 258 Direct | +51.76% | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2024 | KOP | A | 2,074 | — | — | 2,074 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2024 | KOP | A | 3,462 | — | — | 4,237 Direct | +446.71% | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2024 | KOP | A | 2,424 | — | — | 4,760 Direct | +103.77% | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2024 | KOP | A | 4,284 | — | — | 33,476 Direct | +14.68% | Acquired | (price as of 2026-08-21) |
| Dec. 12, 2023 | KOP | A | 102 | — | — | 170 Direct | +150.00% | Acquired | (price as of 2026-08-21) |
| March 6, 2023 | KOP | M | 3 | — | — | 68 Direct | -4.23% | Disposed | (price as of 2026-08-21) |
| March 6, 2023 | KOP | F | 134 | $35.46 | $4,752 | 28,383 Direct | -0.47% | Disposed | 29.7% (price as of 2026-08-21) |
| March 6, 2023 | KOP | M | 3 | — | — | 28,517 Direct | +0.01% | Acquired | (price as of 2026-08-21) |
| March 3, 2023 | KOP | M | 14 | — | — | 71 Direct | -16.47% | Disposed | (price as of 2026-08-21) |
| March 3, 2023 | KOP | F | 798 | $37.55 | $29,965 | 28,514 Direct | -2.72% | Disposed | 22.5% (price as of 2026-08-21) |
| March 3, 2023 | KOP | M | 14 | — | — | 29,312 Direct | +0.05% | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2023 | KOP | M | 14 | — | — | 30,210 Direct | +0.05% | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2023 | KOP | F | 911 | $28.58 | $26,036 | 29,299 Direct | -3.02% | Disposed | 61.0% (price as of 2026-08-21) |
| Jan. 5, 2023 | KOP | M | 14 | — | — | 74 Direct | -15.91% | Disposed | (price as of 2026-08-21) |
| Jan. 5, 2023 | KOP | A | 931 | — | — | 2,336 Direct | +66.26% | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2023 | KOP | A | 775 | — | — | 775 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2023 | KOP | A | 11 | — | — | 85 Direct | +14.86% | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2023 | KOP | A | 6,222 | — | — | 30,196 Direct | +25.95% | Acquired | (price as of 2026-08-21) |
| Jan. 3, 2023 | KOP | A | 88 | — | — | 88 Direct | — | Acquired | (price as of 2026-08-21) |
| March 4, 2022 | KOP | M | 3,514 | — | — | 24,787 Direct | +16.52% | Acquired | (price as of 2026-08-21) |
| March 4, 2022 | KOP | F | 1,638 | $28.18 | $46,159 | 23,149 Direct | -6.61% | Disposed | 63.2% (price as of 2026-08-21) |
| March 4, 2022 | KOP | M | 3,514 | — | — | 0 Direct | -100.00% | Disposed | (price as of 2026-08-21) |
| March 3, 2022 | KOP | F | 801 | $28.96 | $23,197 | 21,273 Direct | -3.63% | Disposed | 58.8% (price as of 2026-08-21) |
| March 2, 2022 | KOP | F | 45 | $28.49 | $1,282 | 22,074 Direct | -0.20% | Disposed | 61.5% (price as of 2026-08-21) |
| Jan. 5, 2022 | KOP | A | 1,405 | — | — | 1,405 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2022 | KOP | A | 950 | — | — | 3,514 Direct | +37.05% | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2022 | KOP | A | 1,346 | — | — | 1,346 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2022 | KOP | A | 909 | — | — | 3,473 Direct | +35.45% | Acquired | (price as of 2026-08-21) |
| Jan. 5, 2022 | KOP | F | 429 | $33.27 | $14,273 | 22,119 Direct | -1.90% | Disposed | 38.3% (price as of 2026-08-21) |
| Jan. 4, 2022 | KOP | A | 5,868 | — | — | 5,868 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2022 | KOP | A | 3,204 | — | — | 22,548 Direct | +16.56% | Acquired | (price as of 2026-08-21) |
| March 6, 2021 | KOP | F | 153 | $35.45 | $5,424 | 18,608 Direct | -0.82% | Disposed | 29.8% (price as of 2026-08-21) |
| March 3, 2021 | KOP | F | 861 | $35.72 | $30,755 | 18,761 Direct | -4.39% | Disposed | 28.8% (price as of 2026-08-21) |
| March 2, 2021 | KOP | F | 48 | $34.87 | $1,674 | 19,622 Direct | -0.24% | Disposed | 31.9% (price as of 2026-08-21) |
| Feb. 16, 2021 | KOP | A | 1,282 | — | — | 1,282 Direct | — | Acquired | (price as of 2026-08-21) |
| Jan. 4, 2021 | KOP | A | 5,026 | — | — | 19,670 Direct | +34.32% | Acquired | (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Feb. 26, 2026 | KOP | Dividend Equivalent Rights | Common Stock (174) | — | — | 174 | Acquired |
| Feb. 26, 2026 | KOP | Dividend Equivalent Rights | Common Stock (174) | — | — | 174 | Disposed |
| Jan. 3, 2025 | KOP | Dividend Equivalent Rights | Common Stock (210) | — | — | 210 | Disposed |
| Jan. 3, 2025 | KOP | Restricted Stock Units | Common Stock (6,867) | — | — | 6,867 | Disposed |
| Jan. 3, 2025 | KOP | Dividend Equivalent Rights | Common Stock (69) | — | — | 69 | Acquired |
| Jan. 3, 2025 | KOP | Restricted Stock Units | Common Stock (1,439) | — | — | 1,439 | Acquired |
| Jan. 3, 2025 | KOP | Restricted Stock Units | Common Stock (2,630) | — | — | 2,630 | Acquired |
| Dec. 16, 2024 | KOP | Dividend Equivalent Rights | Common Stock (115) | — | — | 115 | Acquired |
| March 1, 2024 | KOP | Dividend Equivalent Rights | Common Stock (26) | — | — | 26 | Disposed |
| Jan. 5, 2024 | KOP | Dividend Equivalent Rights | Common Stock (102) | — | — | 102 | Disposed |
| Jan. 5, 2024 | KOP | Restricted Stock Units | Common Stock (4,760) | — | — | 4,760 | Disposed |
| Jan. 4, 2024 | KOP | Dividend Equivalent Rights | Common Stock (88) | — | — | 88 | Acquired |
| Jan. 4, 2024 | KOP | Restricted Stock Units | Common Stock (2,074) | — | — | 2,074 | Acquired |
| Jan. 4, 2024 | KOP | Restricted Stock Units | Common Stock (3,462) | — | — | 3,462 | Acquired |
| Jan. 4, 2024 | KOP | Restricted Stock Units | Common Stock (2,424) | — | — | 2,424 | Acquired |
| Dec. 12, 2023 | KOP | Dividend Equivalent Rights | Common Stock (102) | — | — | 102 | Acquired |
| March 6, 2023 | KOP | Dividend Equivalent Rights | Common Stock (3) | — | — | 3 | Disposed |
| March 3, 2023 | KOP | Dividend Equivalent Rights | Common Stock (14) | — | — | 14 | Disposed |
| Jan. 5, 2023 | KOP | Dividend Equivalent Rights | Common Stock (14) | — | — | 14 | Disposed |
| Jan. 5, 2023 | KOP | Restricted Stock Units | Common Stock (931) | — | — | 931 | Acquired |
| Jan. 5, 2023 | KOP | Restricted Stock Units | Common Stock (775) | — | — | 775 | Acquired |
| Jan. 5, 2023 | KOP | Dividend Equivalent Rights | Common Stock (11) | — | — | 11 | Acquired |
| Jan. 3, 2023 | KOP | Dividend Equivalent Rights | Common Stock (88) | — | — | 88 | Acquired |
| March 4, 2022 | KOP | Restricted Stock Units | Common Stock (3,514) | — | — | 3,514 | Disposed |
| Jan. 5, 2022 | KOP | Restricted Stock Units | Common Stock (1,405) | — | — | 1,405 | Acquired |
| Jan. 5, 2022 | KOP | Restricted Stock Units | Common Stock (950) | — | — | 950 | Acquired |
| Jan. 5, 2022 | KOP | Restricted Stock Units | Common Stock (1,346) | — | — | 1,346 | Acquired |
| Jan. 5, 2022 | KOP | Restricted Stock Units | Common Stock (909) | — | — | 909 | Acquired |
| Jan. 4, 2022 | KOP | Employee Stock Options (Right to Buy) | Common Stock (5,868) | $32.19 | Jan. 4, 2032 | 5,868 | Acquired |
| Feb. 16, 2021 | KOP | Restricted Stock Units | Common Stock (1,282) | — | — | 1,282 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| March 11, 2020 | KOP | Common Stock | 13,365 | Direct |
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2024 | — | — | — | — | — | — | — | — |
| 2023 | $389,231 | — | $482,920 | — | $266,976 | — | $60,398 | $1,199,525 |
| 2022 | $351,923 | — | $392,715 | — | $194,040 | $93 | $42,427 | $1,084,357 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.