KUPPUSAMY KARTHIK (CIK 1955217) reported 28 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-08). Recent activity: Buy DGX (3,320 shares), Buy DGX (4,827 shares), Sell DGX (8,147 shares), Buy DGX (39 shares), Buy DGX (6,200 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-08 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 3,320 | $424,047 |
| 2026-06-08 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 4,827 | $587,953 |
| 2026-06-08 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 8,147 | $1.6M |
| 2026-04-24 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 39 | $7,593 |
| 2026-03-06 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 6,200 | $1.3M |
| 2026-03-06 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 2,628 | $538,372 |
| 2026-03-04 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 205 | $41,996 |
| 2026-02-20 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 252 | $52,923 |
| 2026-02-20 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 259 | $53,610 |
| 2026-02-20 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 2,135 | $0 |
| 2026-02-20 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 16 | $2,936 |
| 2025-10-24 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 15 | $2,836 |
| 2025-08-15 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 123 | $21,637 |
| 2025-08-01 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 3,045 | $263,788 |
| 2025-08-01 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 3,045 | $509,733 |
| 2025-08-01 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 5,224 | $585,976 |
| 2025-08-01 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 5,224 | $874,498 |
| 2025-08-01 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 2,210 | $375,700 |
| 2025-07-25 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 27 | $4,522 |
| 2025-05-02 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 27 | $4,439 |
| 2025-04-04 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 2,555 | $434,350 |
| 2025-03-05 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 992 | $172,350 |
| 2025-03-05 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Buy | 4,434 | $770,363 |
| 2025-03-05 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 1,879 | $326,457 |
| 2025-02-28 | QUEST DIAGNOSTICS INC (DGX) | SVP, Clinical Solutions | Sell | 233 | $40,018 |
Source: SEC Form 4 filings · as of 2026-06-08