*Notional-weighted price return on lawmakers' disclosed buys of ESI, marked to the latest close — per-share (share counts aren't disclosed).
| Date | Member | Type | Amount | Est. price | Latest close | Return |
|---|---|---|---|---|---|---|
| 2021-09-24 | Hon. Susie Lee | BUY | $1K–$15K | $22.05 | $45.66 2026-06-26 | +107.1% |
| 2020-06-23 | Hon. Greg Gianforte | BUY | $15K–$50K | $10.95 | $45.66 2026-06-26 | +317.0% |
| 2020-04-03 | Hon. Greg Gianforte | BUY | $1K–$15K | $7.77 | $45.66 2026-06-26 | +487.6% |
| 2020-04-02 | Hon. Greg Gianforte | BUY | $15K–$50K | $8.03 | $45.66 2026-06-26 | +468.6% |
| 2020-04-01 | Hon. Greg Gianforte | BUY | $15K–$50K | $8.09 | $45.66 2026-06-26 | +464.4% |
| 2020-04-01 | Hon. Greg Gianforte | BUY | $1K–$15K | $8.09 | $45.66 2026-06-26 | +464.4% |
| 2015-12-23 | RICHARD M BURR | BUY | $1K–$15K | $13.76 | $45.66 2026-06-26 | +231.8% |
| 2013-02-01 | JAMES M INHOFE | BUY | $1K–$15K | — | — | — |
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).