*Notional-weighted price return on lawmakers' disclosed buys of OGS, marked to the latest close — per-share (share counts aren't disclosed).
| Date | Member | Type | Amount | Est. price | Latest close | Return |
|---|---|---|---|---|---|---|
| 2015-05-05 | Hon. Bob Gibbs | BUY | $1K–$15K | $41.41 | $79.64 2026-06-26 | +92.3% |
| 2014-07-23 | Susan M Collins | SELL | $1K–$15K | $37.87 | $79.64 2026-06-26 | -110.3% exit |
| 2014-07-23 | Susan M Collins | SELL | $1K–$15K | $37.87 | $79.64 2026-06-26 | -110.3% exit |
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).