California Consumer Privacy Act Notice

Last Updated: October 2022

This California Consumer Privacy Act Notice (“California Notice”) supplements the information contained in the main CytomX Privacy Notice (“Privacy Notice”) and applies to residents of California. This California Notice covers the information and our activities subject to the California Consumer Privacy Act (“CCPA”).

When we use the term “personal information” in this California Notice, we are referring to information that identifies, relates to, describes, is capable of being associated with, or could reasonably be linked, directly or indirectly, with you or your household, such as the examples provided in the Information We Collect section of the main Privacy Notice. Personal information does not include publicly-available information, information that is exempted from the requirements of the CCPA, or personal information collected during our clinical trials.

Your Rights and Choices under the CCPA

You have the right to request that we provide certain information to you about our collection, disclosure and sale of your personal information. Such information shall cover the 12-month period preceding our receipt of your request. Upon our receipt of your verified request, we will provide you with the following:

  • The categories of personal information we have collected or sold about you;
  • The categories of sources from which we have collected your personal information;
  • Our business or commercial purpose(s) for collecting or selling your personal information;
  • The categories of third parties with whom we have shared or sold your personal information;
  • The categories of personal information about you that we have disclosed for a business purpose; and
  • The specific personal information we have collected about you.

We have not, and do not, sell personal information.

You may only make a verifiable “Right to Know” request twice within a 12-month period. 

You have the right at any time to request that we delete your personal information. However, there are some cases where applicable laws do not require us to delete all or some of your personal information.

We will not discriminate against you for exercising your rights under the CCPA, such as by denying you products and services, charging you different rates or prices, including use of discounts or penalties, or suggesting or providing a different level of service or quality of products to you.

Information We Collect

In the preceding 12 months, we have collected and disclosed to third parties for our business purposes the categories of personal information listed below. For more details about the specific data points we collect, please see the Information We Collect section in our main Privacy Notice.

Category of InformationExamples
IdentifiersName, postal address, Internet Protocol address, email address, device identifiers, or other similar identifiers
Personal information categories listed in the California Customer Records statute (Cal. Civ. Code § 1798.80(e)).Name, email address, or telephone number. Some personal information included in this category may overlap with other categories.
Internet or other similar network activityBrowsing history, search history, information on a consumer’s interaction with a website, application or communication (such as email).
Commercial informationGeneral investment information and investor-related queries.

Our Sources for Personal Information

We collect personal information from you when you provide it to us and when you interact with us. We also automatically collect some information when you visit our website.

Our Business Purposes for Collecting Personal Information

In general, we collect information and personal information so that we can provide our Services, operate our business, and provide information that consumers request from us. For more details about our disclosures of personal information, please see the How We Use Your Information section in our main Privacy Notice.

Sharing Personal Information

We may disclose your personal information for the business or commercial purposes set forth in this California Notice, or in our main Privacy Notice, to the third parties listed below:

  • Our service providers and subcontractors;
  • Our affiliates and subsidiaries;
  • Third parties to whom you authorize us to disclose your personal information;

For more details about why we disclose certain personal information and to whom, please see the Sharing of Personal Information with Third Parties section in our main Privacy Notice.

Making Requests

To submit a request to exercise your Right to Know or Right to Delete rights provided in this California Notice, please email us at to submit your request. We will evaluate the request and take action where required to do so.

Depending on the nature of your request, we may have to verify your identity when you contact us. We may do this by asking you to:

  • Provide sufficient information that allows us to reasonably verify you are the person about whom we collected personal information.
  • Describe your request with sufficient detail that allows us to properly understand, evaluate, and respond to it.
  • If you use an authorized agent to exercise your rights on your behalf, provide adequate verification of the agent’s authorization to represent you.

We endeavor to respond to your request as soon as we can. If we are not able to respond to your request within 45 days, we will let you know that we may require additional time (up to 90 total days).

You may also use an authorized agent to exercise your rights on your behalf. If you wish to use an authorized agent, we require that your authorized agent provide written proof to us that he or she is authorized to act on your behalf, and we may also require your authorized agent to verify his or her own identity. To appoint an authorized agent, please contact us at

California Notice Updates

Each time you use our Services the current version of this California Notice will apply. When you use our Services, you should check the date of this California Notice (which appears at the top of the California Notice) and review any changes since the last version.