Karp Alexander C. (CIK 1823951) reported 90 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-05-22). Recent activity: Buy PLTR (397,744 shares), Sell PLTR (6,635 shares), Sell PLTR (17,310 shares), Sell PLTR (27,595 shares), Sell PLTR (224,009 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-22 | Palantir Technologies Inc. (PLTR) | See Remarks | Buy | 397,744 | $0 |
| 2026-05-22 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 6,635 | $882,142 |
| 2026-05-22 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 17,310 | $2.3M |
| 2026-05-22 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 27,595 | $3.7M |
| 2026-05-22 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 224,009 | $30.5M |
| 2026-05-22 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 122,195 | $16.7M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Buy | 90,000 | $0 |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Buy | 403,025 | $0 |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 124,338 | $16.5M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 104,796 | $14.0M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 110,800 | $14.9M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 23,198 | $3.1M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 6,180 | $815,822 |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 20,259 | $2.7M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 19,309 | $2.6M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 35,656 | $4.8M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 8,596 | $1.2M |
| 2026-02-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 39,893 | $5.3M |
| 2025-11-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 17,365 | $2.8M |
| 2025-11-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Buy | 359,325 | $0 |
| 2025-11-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 22,200 | $3.4M |
| 2025-11-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 21,338 | $3.3M |
| 2025-11-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 44,669 | $7.0M |
| 2025-11-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 43,582 | $6.9M |
| 2025-11-24 | Palantir Technologies Inc. (PLTR) | See Remarks | Sell | 20,275 | $3.2M |
Source: SEC Form 4 filings · as of 2026-05-22