Reporting owner · CIK 0001607459

Cox Christopher K

Visual SEC Form 4 history across 1 companies, 67 transactions and 6 filings.

CPOChief Product OfficerMeta Platforms, Inc.
Open-market mix
Latest filingAug 19, 2026, 12:52 AM
Filings6Form 4 records
Buying$00 purchases
Selling$43.5M49 sales
Net value−$43.5MBuys minus sells
Companies12 securities
Most recentAug 15, 2026exercise

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
50250-25-501Dec 2348Feb 25Aug 26

Net value flow

Buys minus sells

Dec 23
−$3.6M
Feb 25
−$39.9M
Aug 26
$0

Transaction texture

Ownership and ticket size

Average P/S size$887.9K
Median P/S size$542.7K
Direct8
Indirect59
Aug 15, 2026exercise

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern49Derivative Transactionfiling-context8Direct Ownershipfiling-context8Large Holdings Reductionholdings2Large Salesize14Repeat Sellerpattern4710b5-1 Detectedfiling-context49

Latest Form 4 facts

Quick context from source filings

Latest transaction

sale at Meta Platforms, Inc. on Feb 28, 2025 valued at $1,204,348.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Latest sale

sale at Meta Platforms, Inc. on Feb 28, 2025 valued at $1,204,348.

Review SEC filing

Associated companies

Visual map of known reporting history

METAMeta Platforms, Inc.67 transactions · latest Aug 19, 2026, 12:52 AM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
METACox Christopher K
CPO
exercise4.95k$0M
Derivative Transaction Direct Ownership
+6.0%08/1908/15
METACox Christopher K
CPO
exercise1.96k$0M
Derivative Transaction Direct Ownership
+6.0%08/1908/15
METACox Christopher K
CPO
exercise2.67k$0M
Derivative Transaction Direct Ownership
+6.0%08/1908/15
METACox Christopher K
CPO
exercise6.79k$0M
Derivative Transaction Direct Ownership Large Holdings Reduction
+6.0%08/1908/15
METACox Christopher K
CPO
withholding8.12k-$479MF—+6.0%08/1908/15
METACox Christopher K
CPO
exercise4.95k$0M—+6.0%08/1908/15
METACox Christopher K
CPO
exercise1.96k$0M—+6.0%08/1908/15
METACox Christopher K
CPO
exercise2.67k$0M—+6.0%08/1908/15
METACox Christopher K
CPO
exercise6.79k$0M—+6.0%08/1908/15
METACox Christopher K
CPO
sale10b5-11.83k-$120MS
Cluster Selling Large Sale Repeat Seller+1
—03/05/202502/28/2025

Cox Christopher K Insider Activity FAQ

SEC Form 4 context

Who is Cox Christopher K?

Cox Christopher K is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001607459.

Which companies has Cox Christopher K reported transactions for?

Meta Platforms, Inc.

When was Cox Christopher K's latest insider buy?

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

When was Cox Christopher K's latest insider sale?

sale at Meta Platforms, Inc. on Feb 28, 2025 valued at $1,204,348.

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.