*Notional-weighted price return on lawmakers' disclosed buys of SQM, marked to the latest close — per-share (share counts aren't disclosed).
| Date | Member | Type | Amount | Est. price | Latest close | Return |
|---|---|---|---|---|---|---|
| 2024-03-13 | Thomas R Carper | BUY | $1K–$15K | $50.47 | $71.59 2026-06-26 | +41.9% |
| 2023-02-21 | Thomas R Carper | BUY | $1K–$15K | $84.13 | $71.59 2026-06-26 | -14.9% |
| 2022-09-08 | Thomas R Carper | SELL | $1K–$15K | $111.27 | $71.59 2026-06-26 | +18.4% rt |
| 2022-08-18 | Thomas R Carper | BUY | $1K–$15K | $94.02 | $71.59 2026-06-26 | -23.9% |
Return: buys marked to the latest close (open); sells tagged rt are realized round-trips vs a prior disclosed buy; exit = timing (stock move after the sale, seller's perspective).