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Nicolas Brun
Insider
First SEC filing: March 11, 2026 · Latest: March 11, 2026
Insider transactions
0 buys (P)
1 sells (S)
Net: $-902,475
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 11, 2026 | CSTM | S | 26,661 | $33.85 | $902,475 | 104,891 Direct | -20.27% | Disposed | -19.4% (price as of 2026-08-28) |
| March 12, 2026 | CSTM | A | 4,376 | · | · | 131,552 Direct | +3.44% | Acquired | (price as of 2026-08-28) |
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) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.