*Notional-weighted price return on lawmakers' disclosed buys of OTTR, marked to the latest close — per-share (share counts aren't disclosed).
| Date | Member | Type | Amount | Est. price | Latest close | Return |
|---|---|---|---|---|---|---|
| 2012-08-21 | THOMAS R CARPER | BUY | $1K–$15K | $22.98 | $90.63 2026-06-26 | +294.4% |
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).