Reporting owner · CIK 0001823951

Karp Alexander C.

Visual SEC Form 4 history across 1 companies, 43 transactions and 2 filings.

SRSee RemarksPalantir Technologies Inc.
Open-market mix
Latest filingAug 25, 2026, 12:02 AM
Filings2Form 4 records
Buying$00 purchases
Selling$130.6M27 sales
Net value−$130.6MBuys minus sells
Companies13 securities
Most recentAug 20, 2026unknown

Open-market buy performance

90-day forward return on this insider's open-market purchases

90d forward
Forward return is not available yet

We compute this from each buy's stock performance 90 days after the transaction. The price history is still being populated for this insider's their open-market buys, so the average and median will appear here once the daily price refresh has covered the relevant trading days.

Monthly open-market activity

Reported purchase and sale transaction counts

Buys Sells
20100-10-2017Feb 2510Aug 26

Net value flow

Buys minus sells

Feb 25
−$44.6M
Aug 26
−$86.1M

Transaction texture

Ownership and ticket size

Average P/S size$4.8M
Median P/S size$2.5M
Direct43
Indirect0
Aug 20, 2026unknown

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern27Derivative Transactionfiling-context12Direct Ownershipfiling-context43Large Salesize20Repeat Sellerpattern2510b5-1 Detectedfiling-context43

Latest Form 4 facts

Quick context from source filings

Latest transaction

sale at Palantir Technologies Inc. on Aug 20, 2026 valued at $88,151.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Latest sale

sale at Palantir Technologies Inc. on Aug 20, 2026 valued at $88,151.

Review SEC filing

Associated companies

Visual map of known reporting history

PLTRPalantir Technologies Inc.43 transactions · latest Aug 25, 2026, 12:02 AM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
PLTRKarp Alexander C.
SR
sale10b5-11.06k-$11.4MS
Cluster Selling Direct Ownership Repeat Seller+1
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-147.8k-$509MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-130.8k-$325MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-138.2k-$398MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-131.5k-$326MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-143.6k-$446MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-141.2k-$418MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-139.3k-$394MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-139.8k-$395MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025
PLTRKarp Alexander C.
SR
sale10b5-134.8k-$343MS
Cluster Selling Direct Ownership Large Sale+2
—02/25/202502/20/2025

Karp Alexander C. Insider Activity FAQ

SEC Form 4 context

Who is Karp Alexander C.?

Karp Alexander C. is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001823951.

Which companies has Karp Alexander C. reported transactions for?

Palantir Technologies Inc.

When was Karp Alexander C.'s latest insider buy?

No open-market insider purchase is available for this period.

When was Karp Alexander C.'s latest insider sale?

sale at Palantir Technologies Inc. on Aug 20, 2026 valued at $88,151.

Where can I see the original SEC filings?

Each transaction row links directly to the source SEC filing so the reported Form 4 details can be reviewed.

Are performance metrics included?

This version does not calculate win rates, forward returns, benchmark-adjusted returns, or high-conviction scores.