Peter A Trpkovski
Insider
First SEC filing: July 3, 2023 · Latest: July 3, 2023
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-845,487
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 25, 2026 | CENX | S | 16,739 | $50.51 | $845,487 | 64,125 Direct | -20.70% | Disposed | -29.5% (price as of 2026-10-02) |
| Feb. 9, 2026 | CENX | F | 4,240 | $54.36 | $230,486 | 80,864 Direct | -4.98% | Disposed | -34.5% (price as of 2026-10-02) |
| Jan. 1, 2026 | CENX | A | 13,488 | · | · | 85,104 Direct | +18.83% | Acquired | (price as of 2026-10-02) |
| Dec. 31, 2025 | CENX | A | 18,260 | · | · | 83,751 Direct | +27.88% | Acquired | (price as of 2026-10-02) |
| Dec. 31, 2025 | CENX | F | 8,090 | $39.18 | $316,966 | 75,661 Direct | -9.66% | Disposed | -9.1% (price as of 2026-10-02) |
| Dec. 31, 2025 | CENX | F | 4,045 | $39.18 | $158,483 | 71,616 Direct | -5.35% | Disposed | -9.1% (price as of 2026-10-02) |
| March 21, 2025 | CENX | A | 12,455 | · | · | 65,491 Direct | +23.48% | Acquired | (price as of 2026-10-02) |
| Feb. 7, 2025 | CENX | F | 4,501 | $18.69 | $84,124 | 53,036 Direct | -7.82% | Disposed | 90.6% (price as of 2026-10-02) |
| Jan. 1, 2025 | CENX | A | 6,046 | · | · | 57,537 Direct | +11.74% | Acquired | (price as of 2026-10-02) |
| Dec. 31, 2024 | CENX | F | 703 | $18.22 | $12,809 | 51,491 Direct | -1.35% | Disposed | 95.5% (price as of 2026-10-02) |
| Dec. 31, 2024 | CENX | F | 2,049 | $18.22 | $37,333 | 52,194 Direct | -3.78% | Disposed | 95.5% (price as of 2026-10-02) |
| Dec. 31, 2024 | CENX | A | 4,624 | · | · | 54,243 Direct | +9.32% | Acquired | (price as of 2026-10-02) |
| Feb. 9, 2024 | CENX | F | 3,211 | $10.42 | $33,459 | 49,619 Direct | -6.08% | Disposed | 241.8% (price as of 2026-10-02) |
| Jan. 1, 2024 | CENX | A | 11,841 | · | · | 52,830 Direct | +28.89% | Acquired | (price as of 2026-10-02) |
| Dec. 31, 2023 | CENX | F | 1,009 | $12.14 | $12,249 | 40,989 Direct | -2.40% | Disposed | 193.4% (price as of 2026-10-02) |
| Dec. 28, 2023 | CENX | S | 13,908 | $12.32 | $171,347 | 41,998 Direct | -24.88% | Disposed | 189.1% (price as of 2026-10-02) |
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.
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| July 3, 2023 | CENX | Common Stock | · | Direct |