Richelle P Parham
CIK 1550078 · View on SEC EDGAR ↗
Insider
First SEC filing: June 16, 2026 · Latest: June 16, 2026
On this page
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net:
$-1,782,249
+ 42 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
42 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 31, 2025 | LH | S | 7,009 | $254.28 | $1,782,249 | 2,469 Direct | -73.95% | Disposed | 30.7% (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. 11, 2026 | LH | Restricted Stock Unit | Common Stock (897) | — | — | 897 | Disposed |
| Feb. 10, 2026 | LH | Restricted Stock Unit | Common Stock (773) | — | — | 773 | Acquired |
| Feb. 11, 2025 | LH | Restricted Stock Unit | Common Stock (897) | — | — | 897 | Acquired |
| Feb. 6, 2025 | LH | Restricted Stock Unit | Common Stock (944) | — | — | 944 | Disposed |
| Feb. 7, 2024 | LH | Restricted Stock Unit | Common Stock (947) | — | — | 947 | Disposed |
| Feb. 6, 2024 | LH | Restricted Stock Unit | Common Stock (944) | — | — | 944 | Acquired |
| Feb. 11, 2023 | LH | Restricted Stock Unit | Common Stock (742) | — | — | 742 | Disposed |
| Feb. 7, 2023 | LH | Restricted Stock Unit | Common Stock (849) | — | — | 849 | Acquired |
| Feb. 11, 2022 | LH | Restricted Stock Unit | Common Stock (742) | — | — | 742 | Acquired |
| Feb. 2, 2022 | LH | Restricted Stock Unit | Common Stock (771) | — | — | 771 | Disposed |
| Feb. 4, 2021 | LH | Restricted Stock Unit | Common Stock (986) | — | — | 986 | Disposed |
| Feb. 2, 2021 | LH | Restricted Stock Unit | Common Stock (771) | — | — | 771 | Acquired |
| Feb. 12, 2020 | LH | Restricted Stock Unit | Common Stock (1,227) | — | — | 1,227 | Disposed |
| Feb. 4, 2020 | LH | Restricted Stock Unit | Common Stock (986) | — | — | 986 | Acquired |
| Feb. 12, 2019 | LH | Restricted Stock Unit | Common Stock (1,038) | — | — | 1,038 | Disposed |
| Feb. 12, 2019 | LH | Restricted Stock Unit | Common Stock (1,227) | — | — | 1,227 | Acquired |
| Feb. 12, 2018 | LH | Restricted Stock Unit | Common Stock (1,038) | — | — | 1,038 | Acquired |
| Feb. 7, 2018 | LH | Restricted Stock Unit | Common Stock (1,263) | — | — | 1,263 | Disposed |
| Feb. 9, 2017 | LH | Restricted Stock Unit | Common Stock (1,560) | — | — | 1,560 | Disposed |
| Feb. 7, 2017 | LH | Restricted Stock Unit | Common Stock (1,263) | — | — | 1,263 | Acquired |
| Feb. 9, 2016 | LH | Restricted Stock Unit | Common Stock (1,560) | — | — | 1,560 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).