Reporting owner · CIK 0001334944

McDermott William R

Visual SEC Form 4 history across 1 companies, 59 transactions and 10 filings.

CHAIR, CEOChairman & CEOServiceNow, Inc.
Open-market mix
Latest filingAug 19, 2026, 08:53 PM
Filings10Form 4 records
Buying$00 purchases
Selling$8.5M19 sales
Net value−$8.5MBuys minus sells
Companies12 securities
Most recentAug 17, 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
20100-10-2019Feb 25Feb 26Aug 26

Net value flow

Buys minus sells

Feb 25
−$8.5M
Feb 26
$0
Aug 26
$0

Transaction texture

Ownership and ticket size

Average P/S size$448K
Median P/S size$358.9K
Direct59
Indirect0
Aug 17, 2026exercise

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern19Derivative Transactionfiling-context16Direct Ownershipfiling-context59Large Holdings Increaseholdings8Large Holdings Reductionholdings7Large Salesize5Repeat Sellerpattern1810b5-1 Detectedfiling-context38

Latest Form 4 facts

Quick context from source filings

Latest transaction

sale at ServiceNow, Inc. on Feb 18, 2025 valued at $201,493.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Associated companies

Visual map of known reporting history

NOWServiceNow, Inc.59 transactions · latest Aug 19, 2026, 08:53 PM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
NOWMcDermott William R
CHAIRCEO
exercise4.16k$0M
Derivative Transaction Direct Ownership Large Holdings Reduction
+12.3%08/1908/17
NOWMcDermott William R
CHAIRCEO
withholding2.23k-$26.3MF
Direct Ownership
+12.3%08/1908/17
NOWMcDermott William R
CHAIRCEO
exercise4.16k$0M
Direct Ownership
+12.3%08/1908/17
NOWMcDermott William R
CHAIRCEO
exercise8.87k$0M
Derivative Transaction Direct Ownership
+19.6%08/1808/14
NOWMcDermott William R
CHAIRCEO
exercise6.27k$0M
Derivative Transaction Direct Ownership
+19.6%08/1808/14
NOWMcDermott William R
CHAIRCEO
withholding4.77k-$59.1MF
Direct Ownership
+19.6%08/1808/14
NOWMcDermott William R
CHAIRCEO
exercise8.87k$0M
Direct Ownership
+19.6%08/1808/14
NOWMcDermott William R
CHAIRCEO
withholding3.37k-$41.8MF
Direct Ownership
+19.6%08/1808/14
NOWMcDermott William R
CHAIRCEO
exercise6.27k$0M
Direct Ownership
+19.6%08/1808/14
NOWMcDermott William R
CHAIRCEO
exercise3.00k$0M
Derivative Transaction Direct Ownership
−15.5%02/1302/12

McDermott William R Insider Activity FAQ

SEC Form 4 context

Who is McDermott William R?

McDermott William R is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001334944.

Which companies has McDermott William R reported transactions for?

ServiceNow, Inc.

When was McDermott William R's latest insider buy?

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

When was McDermott William R's latest insider sale?

sale at ServiceNow, Inc. on Feb 18, 2025 valued at $201,493.

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.