Karp Alexander C.
See Remarks
In the last 12 months, Karp Alexander C. filed 85 SEC Form 4 transactions across 1 issuer — $0 in open-market purchases and $248.8M in open-market sales. 13% of these transactions were executed under a pre-scheduled Rule 10b5-1 trading plan.
- $0Open-market buys (1y)
- $248.8MOpen-market sells (1y)
- 85Transactions filed
- 1Distinct issuers
- 13%Under Rule 10b5-1
- 2026-05-20Latest filing
Issuers Filed For By open-market buy volume
Recent Form 4 Filings Most recent 75 of 85 (1-year window)
| Date | Ticker | Company | Type | SEC Code | Value | Shares | Price |
|---|---|---|---|---|---|---|---|
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Exercise 10b5-1 | M | $0 | 877,500 | $0.0 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Exercise 10b5-1 | M | $0 | 877,500 | $0.0 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Exercise 10b5-1 | M | $0 | 97,500 | $0.0 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Exercise 10b5-1 | M | $0 | 97,500 | $0.0 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Other 10b5-1 | C | $0 | 397,744 | — |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Other 10b5-1 | C | $0 | 397,744 | $0.0 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Sell 10b5-1 | S | $882.1K | 6,635 | $133.0 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Sell 10b5-1 | S | $2.3M | 17,310 | $134.2 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Sell 10b5-1 | S | $3.7M | 27,595 | $135.1 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Sell 10b5-1 | S | $30.5M | 224,009 | $136.1 |
| 2026-05-20 | PLTR | Palantir Technologies Inc. | Sell 10b5-1 | S | $16.7M | 122,195 | $136.6 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 403,025 | — |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 90,000 | — |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 877,500 | $0.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 877,500 | $0.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 97,500 | $0.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 97,500 | $0.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 403,025 | $0.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 90,000 | $0.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $5.3M | 39,893 | $132.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $16.5M | 124,338 | $132.9 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $14.0M | 104,796 | $133.8 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $14.9M | 110,800 | $134.8 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $3.1M | 23,198 | $135.7 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $815.8K | 6,180 | $132.0 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $2.7M | 20,259 | $132.8 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $2.6M | 19,309 | $133.7 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $4.8M | 35,656 | $134.9 |
| 2026-02-20 | PLTR | Palantir Technologies Inc. | Sell | — | $1.2M | 8,596 | $135.7 |
| 2025-11-21 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 45,564 | — |
| 2025-11-21 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 45,564 | $0.0 |
| 2025-11-21 | PLTR | Palantir Technologies Inc. | Sell | — | $65.4K | 426 | $153.4 |
| 2025-11-21 | PLTR | Palantir Technologies Inc. | Sell | — | $7.0M | 44,593 | $156.3 |
| 2025-11-21 | PLTR | Palantir Technologies Inc. | Sell | — | $86.0K | 545 | $157.7 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 359,325 | — |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 877,500 | $0.0 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 877,500 | $0.0 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 97,500 | $0.0 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 97,500 | $0.0 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 359,325 | $0.0 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $3.4M | 22,200 | $155.3 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $3.3M | 21,338 | $156.2 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $7.0M | 44,669 | $157.3 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $6.9M | 43,582 | $158.1 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $3.2M | 20,275 | $159.1 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $2.8M | 17,365 | $160.2 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $2.1M | 12,867 | $161.2 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $480.4K | 2,968 | $161.8 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $1.7M | 10,387 | $163.4 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $1.0M | 6,228 | $164.0 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $799.7K | 4,819 | $165.9 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $1.3M | 7,857 | $166.7 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $1.1M | 6,657 | $167.9 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $921.2K | 5,454 | $168.9 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $1.8M | 10,320 | $169.9 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $5.8M | 33,722 | $170.9 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $6.8M | 39,589 | $172.0 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $7.8M | 44,883 | $172.8 |
| 2025-11-20 | PLTR | Palantir Technologies Inc. | Sell | — | $718.8K | 4,145 | $173.4 |
| 2025-08-21 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 186,194 | — |
| 2025-08-21 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 186,194 | $0.0 |
| 2025-08-21 | PLTR | Palantir Technologies Inc. | Sell | — | $1.5M | 9,614 | $154.5 |
| 2025-08-21 | PLTR | Palantir Technologies Inc. | Sell | — | $15.0M | 96,285 | $155.5 |
| 2025-08-21 | PLTR | Palantir Technologies Inc. | Sell | — | $12.2M | 78,440 | $156.2 |
| 2025-08-21 | PLTR | Palantir Technologies Inc. | Sell | — | $291.6K | 1,855 | $157.2 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 222,878 | — |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 877,500 | $0.0 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 877,500 | $0.0 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 97,500 | $0.0 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 97,500 | $0.0 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Grant | — | $0 | 222,878 | $0.0 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Sell | — | $1.1M | 7,521 | $143.1 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Sell | — | $905.7K | 6,298 | $143.8 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Sell | — | $916.6K | 6,327 | $144.9 |
| 2025-08-20 | PLTR | Palantir Technologies Inc. | Sell | — | $2.6M | 17,574 | $146.0 |
Showing the most recent 75 of 85 transactions.
Methodology & FAQ
How These Filings Are Sourced
All transactions on this page are sourced directly from SEC EDGAR. A complete description of the open-market vs grant distinction, the Rule 10b5-1 plan-reference heuristic, and the per-insider name matching is documented in the Methodology.
What companies does Karp Alexander C. file Form 4 disclosures for?
Karp Alexander C. has filed SEC Form 4 transactions for 1 issuer in the last 12 months: Palantir Technologies Inc. (PLTR).
What does the 10b5-1 badge mean on these transactions?
Rule 10b5-1 is an SEC rule that lets insiders schedule trades in advance under a written plan, providing an affirmative defense against insider-trading allegations as long as the plan was adopted in good faith and not while in possession of material non-public information. Of Karp Alexander C.'s 85 reported transactions in the last 12 months, 11 (13%) reference a 10b5-1 trading plan in the Form 4 footnotes.
Are these all the transactions Karp Alexander C. has executed?
This page shows SEC Form 4 transactions on record in Pactolio's tracked universe for the last 12 months. Form 4 only covers transactions in registered classes of equity at issuers where the person qualifies as an insider (officer, director, or 10% beneficial owner). Trades in funds, foreign issuers, or non-insider positions are not disclosed under Form 4 and are not included here.