NASDAQ NMS - GLOBAL MARKET · CTMX
+2.87% · +$0.1100 · Vol 2.2M
Market closed · last close 4:00 PM ET · price as of 19:48:54 ET
CytomX Therapeutics Inc

CytomX Therapeutics Inc

Biotechnology
$3.94
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About CytomX Therapeutics Inc
PHARMACEUTICAL PREPARATIONS
Listed since
2015
Employees
69
Country
US

CytomX Therapeutics Inc a clinical-stage, oncology-focused biopharmaceutical company developing novel, masked, conditionally activated biologics designed to be localized to the tumor microenvironment. It is engaged in developing antibody therapeutics based on probody technology platforms. The company's probody technology platform creates proprietary cancer immunotherapies against clinically-validated targets and develops cancer therapeutics. Probody therapeutics are designed to take advantage of conditions in the tumor microenvironment to enhance the tumor-targeting features of an antibody and reduce drug activity in healthy tissues.

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Key statistics

Reported fields plus Veridion-computed history. Unsourced tiles are omitted.

Open
$3.81
Day high
$3.96
Day low
$3.77
Previous close
$3.83
52W high
$3.96
-0.51% from high
52W low
$2.90
98% of range
Market cap
$833.8M
Shares out
217.7M
Volume
2.2M
VWAP
$3.86
Price history computed in-house
1W
+3.82%
1M
+31.99%
SMA 50 $3.37 · above
SMA 200 $3.37 · above
52W position 98%
Veridion warehouse edge

Warehouse intelligence for CTMX.

Veridion Score
41
0: 621: 432: 453: 104: 855: 60
Congress 30d
0
No recent disclosure on file.
Insider activity
See Form 4 panel below.
13F holders
None on file
Capital Web snapshots checked.
Disclosure-sourced lobbying and contract detail remains attributed in the full panels below.
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Financials
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SEC Form 4 ledger

CTMX insider activity

CytomX Therapeutics Inc

Score
Coverage building
Pressure
Net selling
Filings
6
Buys / sells
0 / 6
Net value
-$1.7M
Insiders
4
Named filers
OC
Ogden Christopher
Insider
Leadership
CY
Chu Yu-Waye
Insider
Leadership
MA
McCarthy Sean A.
Insider
Leadership
Cluster

No multi-insider buying cluster in the last 90 days

Net pressure

Net selling: -$1.7M across loaded Form 4 rows.

Convergence not established

Loaded official disclosures do not show all three sources aligned on this ticker.

Filing dateTrade dateInsiderTitleTypePriceQtyOwnedValueReceipt
2026-06-172026-06-15Ogden ChristopherInsidersell$3.051,624295,324$5KSEC Form 4
2026-03-192026-03-17Chu Yu-WayeInsidersell$6.4221,279189,446$137KSEC Form 4
2026-03-192026-03-17McCarthy Sean A.Insidersell$6.42118,9691,078,922$764KSEC Form 4
2026-03-192026-03-17BELVIN MARCIAInsidersell$6.4231,492300,760$202KSEC Form 4
2026-03-192026-03-17Ogden ChristopherInsidersell$6.4219,323296,948$124KSEC Form 4
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Source: SEC EDGAR Form 4. Rows with missing price or quantity are excluded rather than zero-filled.Methodology
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Federal contracts

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Lobbying spend

CTMX lobbying filings, year to date.

Registered lobbying filings matched to CytomX Therapeutics Inc.

Not disclosed
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