Elizabeth K Arnold
CIK 1785365 · View on SEC EDGAR ↗
Insider
First SEC filing: Nov. 3, 2020 · Latest: Nov. 3, 2020
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 18 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| April 10, 2026 | RAIL | A | 8,959 | $8.93 | $80,004 | 135,418 Direct | +7.08% | Acquired | -17.8% (price as of 2026-08-21) |
| Feb. 23, 2026 | IOSP | A | 1,539 | — | — | 6,376 Direct | +31.82% | Acquired | (price as of 2026-08-21) |
| May 14, 2025 | RAIL | A | 10,460 | $7.17 | $74,998 | 126,459 Direct | +9.02% | Acquired | 2.3% (price as of 2026-08-21) |
| Feb. 24, 2025 | IOSP | A | 1,209 | — | — | 4,837 Direct | +33.32% | Acquired | (price as of 2026-08-21) |
| Sept. 24, 2024 | RAIL | G | 15,000 | — | — | 115,999 Direct | -11.45% | Disposed | (price as of 2026-08-21) |
| May 14, 2024 | RAIL | A | 20,408 | — | — | 130,999 Direct | +18.45% | Acquired | (price as of 2026-08-21) |
| Feb. 26, 2024 | IOSP | A | 782 | — | — | 3,628 Direct | +27.48% | Acquired | (price as of 2026-08-21) |
| May 11, 2023 | RAIL | A | 23,985 | — | — | 110,591 Direct | +27.69% | Acquired | (price as of 2026-08-21) |
| Feb. 27, 2023 | IOSP | A | 594 | — | — | 594 Direct | — | Acquired | (price as of 2026-08-21) |
| Feb. 27, 2023 | IOSP | A | 297 | — | — | 297 Direct | — | Acquired | (price as of 2026-08-21) |
| May 12, 2022 | RAIL | D | 6,995 | — | — | 86,606 Direct | -7.47% | Disposed | (price as of 2026-08-21) |
| May 12, 2022 | RAIL | A | 17,882 | — | — | 93,601 Direct | +23.62% | Acquired | (price as of 2026-08-21) |
| Feb. 21, 2022 | IOSP | A | 326 | — | — | 326 Direct | — | Acquired | (price as of 2026-08-21) |
| Feb. 21, 2022 | IOSP | A | 652 | — | — | 652 Direct | — | Acquired | (price as of 2026-08-21) |
| May 13, 2021 | RAIL | A | 8,878 | — | — | 75,719 Direct | +13.28% | Acquired | (price as of 2026-08-21) |
| May 6, 2021 | IOSP | A | 300 | — | — | 300 Direct | — | Acquired | (price as of 2026-08-21) |
| May 15, 2020 | RAIL | A | 56,995 | — | — | 66,841 Direct | +578.86% | Acquired | (price as of 2026-08-21) |
| Aug. 16, 2019 | RAIL | A | 9,846 | — | — | 9,846 Direct | — | Acquired | (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Feb. 27, 2023 | IOSP | Stock Option | Common Stock (297) | $109.42 | Feb. 27, 2033 | 297 | Acquired |
| Feb. 21, 2022 | IOSP | Stock Option | Common Stock (326) | $99.68 | Feb. 21, 2032 | 326 | Acquired |
| May 6, 2021 | IOSP | Stock Option | Common Stock (300) | $99.97 | May 6, 2031 | 300 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Nov. 3, 2020 | IOSP | No securities are beneficially owned | 0 | Direct |