Stark Ronald B
Insider CIK 1329875 · NRG VP, Chief Accounting Officer · LTHM Chief Accounting Officer · ALTM Corp Ctrlr & CAO · MWH SVP, Controller and PAO
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| MWH SOLV Energy, Inc. | S Sale deriv | 2026-08-19 | 2026-08-21 | 4,733 | — | $0 | 75,856 | SEC↗ |
| MWH SOLV Energy, Inc. | S Sale deriv | 2026-08-19 | 2026-08-21 | 4,733 | — | — | 75,856 | SEC↗ |
| MWH SOLV Energy, Inc. | D To issuer deriv | 2026-06-04 | 2026-06-05 | 1,122 | — | $0 | 80,589 | SEC↗ |
| MWH SOLV Energy, Inc. | D To issuer deriv | 2026-06-01 | 2026-06-03 | 7,482 | — | $0 | 81,711 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer deriv | 2025-03-06 | 2025-03-06 | 18,790 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer deriv | 2025-03-06 | 2025-03-06 | 18,790 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer deriv | 2025-03-06 | 2025-03-06 | 58,901 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer deriv | 2025-03-06 | 2025-03-06 | 7,177 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer deriv | 2025-03-06 | 2025-03-06 | 7,723 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer deriv | 2025-03-06 | 2025-03-06 | 29,317 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer | 2025-03-06 | 2025-03-06 | 58,052 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | D To issuer | 2025-03-06 | 2025-03-06 | 26,593 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | F Tax w/h | 2025-02-28 | 2025-03-03 | 2,745 | $5.83 | $16.0K | 84,644 | SEC↗ |
| ALTM Arcadium Lithium plc | F Tax w/h | 2025-02-24 | 2025-02-26 | 710 | $5.82 | $4.1K | 87,389 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award | 2025-02-12 | 2025-02-14 | 38,861 | — | $0 | 88,099 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award deriv | 2024-03-06 | 2024-03-08 | 58,901 | — | $0 | 58,901 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award | 2024-03-06 | 2024-03-08 | 22,728 | — | $0 | 49,238 | SEC↗ |
| ALTM Arcadium Lithium plc | F Tax w/h | 2024-02-22 | 2024-02-26 | 137 | $4.69 | $643 | 26,510 | SEC↗ |
| ALTM Arcadium Lithium plc | F Tax w/h | 2024-01-30 | 2024-02-01 | 4,674 | $6.81 | $31.8K | 26,647 | SEC↗ |
| LTHM Livent Corp. | D To issuer deriv | 2024-01-04 | 2024-01-08 | 12,185 | — | $0 | 0 | SEC↗ |
| LTHM Livent Corp. | D To issuer deriv | 2024-01-04 | 2024-01-08 | 3,210 | — | $0 | 0 | SEC↗ |
| LTHM Livent Corp. | D To issuer deriv | 2024-01-04 | 2024-01-08 | 2,983 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award deriv | 2024-01-04 | 2024-01-08 | 29,317 | — | $0 | 29,317 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award deriv | 2024-01-04 | 2024-01-08 | 7,723 | — | $0 | 7,723 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award deriv | 2024-01-04 | 2024-01-08 | 7,177 | — | $0 | 7,177 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award deriv | 2024-01-04 | 2024-01-12 | 18,790 | — | $0 | 18,790 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award deriv | 2024-01-04 | 2024-01-12 | 18,790 | — | $0 | 18,790 | SEC↗ |
| LTHM Livent Corp. | D To issuer | 2024-01-04 | 2024-01-08 | 13,018 | — | $0 | 0 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award | 2024-01-04 | 2024-01-08 | 19,270 | — | $0 | 31,321 | SEC↗ |
| ALTM Arcadium Lithium plc | A Award | 2024-01-04 | 2024-01-08 | 12,051 | — | $0 | 12,051 | SEC↗ |
| LTHM Livent Corp. | F Tax w/h | 2023-12-22 | 2023-12-27 | 347 | $16.44 | $5.7K | 13,018 | SEC↗ |
| LTHM Livent Corp. | A Award | 2023-12-22 | 2023-12-27 | 1,119 | — | $0 | 13,365 | SEC↗ |
| LTHM Livent Corp. | F Tax w/h | 2023-12-22 | 2023-12-27 | 335 | $16.44 | $5.5K | 12,246 | SEC↗ |
| LTHM Livent Corp. | A Award | 2023-12-22 | 2023-12-27 | 1,081 | — | $0 | 12,581 | SEC↗ |
| LTHM Livent Corp. | A Award deriv | 2023-02-22 | 2023-02-24 | 2,983 | — | $0 | 2,983 | SEC↗ |
| LTHM Livent Corp. | A Award | 2023-02-22 | 2023-02-24 | 2,358 | — | $0 | 11,500 | SEC↗ |
| LTHM Livent Corp. | F Tax w/h | 2022-10-10 | 2022-10-12 | 717 | $29.33 | $21.0K | 9,142 | SEC↗ |
| LTHM Livent Corp. | A Award deriv | 2022-02-23 | 2022-02-25 | 3,210 | — | $0 | 3,210 | SEC↗ |
| LTHM Livent Corp. | A Award | 2022-02-23 | 2022-02-25 | 2,142 | — | $0 | 9,859 | SEC↗ |
| LTHM Livent Corp. | F Tax w/h | 2021-10-11 | 2021-10-13 | 709 | $23.09 | $16.4K | 7,717 | SEC↗ |
| LTHM Livent Corp. | A Award deriv | 2021-02-22 | 2021-02-25 | 12,185 | — | $0 | 12,185 | SEC↗ |
| LTHM Livent Corp. | A Award | 2021-02-22 | 2021-02-25 | 3,509 | — | $0 | 8,426 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2015-02-02 | 2015-02-04 | 90 | — | $0 | 23,765 | SEC↗ |
| NRG NRG ENERGY, INC. | M Exercise deriv | 2015-01-03 | 2015-01-06 | 4,300 | — | $0 | 0 | SEC↗ |
| NRG NRG ENERGY, INC. | F Tax w/h | 2015-01-03 | 2015-01-06 | 2,065 | — | $0 | 25,184 | SEC↗ |
| NRG NRG ENERGY, INC. | M Exercise | 2015-01-03 | 2015-01-06 | 6,622 | — | $0 | 27,249 | SEC↗ |
| NRG NRG ENERGY, INC. | F Tax w/h | 2015-01-03 | 2015-01-06 | 889 | — | $0 | 24,295 | SEC↗ |
| NRG NRG ENERGY, INC. | F Tax w/h | 2015-01-03 | 2015-01-06 | 620 | — | $0 | 23,675 | SEC↗ |
| NRG NRG ENERGY, INC. | F Tax w/h | 2015-01-03 | 2015-01-08 | 889 | — | $0 | 24,295 | SEC↗ |
| NRG NRG ENERGY, INC. | M Exercise deriv | 2015-01-02 | 2015-01-06 | 9,000 | — | $0 | 0 | SEC↗ |
| NRG NRG ENERGY, INC. | M Exercise deriv | 2015-01-02 | 2015-01-08 | 5,200 | — | $0 | 0 | SEC↗ |
| NRG NRG ENERGY, INC. | M Exercise | 2015-01-02 | 2015-01-06 | 461 | $23.64 | $10.9K | 15,290 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2015-01-02 | 2015-01-06 | 5,337 | — | $0 | 20,627 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2014-11-03 | 2014-11-05 | 55 | — | $0 | 14,829 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2014-08-01 | 2014-08-05 | 54 | — | $0 | 14,774 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2014-05-01 | 2014-05-05 | 49 | — | $0 | 14,720 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2014-02-03 | 2014-02-05 | 51 | — | $0 | 14,671 | SEC↗ |
| NRG NRG ENERGY, INC. | M Exercise deriv | 2014-01-03 | 2014-01-07 | 1,500 | — | $0 | 0 | SEC↗ |
| NRG NRG ENERGY, INC. | F Tax w/h | 2014-01-03 | 2014-01-07 | 642 | — | $0 | 14,620 | SEC↗ |
| NRG NRG ENERGY, INC. | F Tax w/h | 2014-01-03 | 2014-01-07 | 820 | — | $0 | 15,262 | SEC↗ |
| NRG NRG ENERGY, INC. | M Exercise | 2014-01-03 | 2014-01-07 | 2,295 | — | $0 | 16,082 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2014-01-02 | 2014-01-06 | 5,047 | — | $0 | 13,787 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2013-11-01 | 2013-11-05 | 28 | — | $0 | 8,740 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2013-08-01 | 2013-08-05 | 29 | — | $0 | 8,712 | SEC↗ |
| NRG NRG ENERGY, INC. | F Tax w/h | 2013-01-04 | 2013-01-08 | 470 | — | $0 | 8,628 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award deriv | 2013-01-02 | 2013-01-04 | 4,200 | — | $0 | 4,200 | SEC↗ |
| NRG NRG ENERGY, INC. | A Award | 2013-01-02 | 2013-01-04 | 2,500 | — | $0 | 9,098 | SEC↗ |