FundedIQ
Biotechnology

Atara Biotherapeutics: Funding, Investors & Team (Oct 2026)

Atara Biotherapeutics, Inc. (@Atarabio) is an off-the-shelf, allogeneic T-cell immunotherapy company developing novel treatments for patients with cancer, autoimmune, and viral diseases. Atara’s technology platform leverages research collaborations with leading academic institutions with the Company’s scientific, clinical, regulatory, and manufacturing expertise. Atara’s pipeline includes tab-cel® (tabelecleucel), which is in Phase 3 development for patients with Epstein-Barr virus-associated post-transplant lymphoproliferative disorder (EBV+ PTLD) as well as in earlier stage development for other EBV-associated hematologic malignancies and solid tumors, including nasopharyngeal carcinoma (NPC); T-cell immunotherapies targeting EBV antigens believed to be important for the potential treatment of multiple sclerosis; and next-generation chimeric antigen receptor T-cell (CAR T) immunotherapies. The company was founded in 2012 and is co-located in South San Francisco and Southern California. Our Southern California hub is anchored by the state-of-the-art Atara T-cell Operations and Manufacturing (ATOM) facility in Thousand Oaks, California. For additional information about the company, please visit atarabio.com.

atarabio.com LinkedIn South San Francisco, United States 101-250 employees
Biotechnology Health Care Oncology Therapeutics B2B
Total raised
$550k
Rounds
1
Latest
Undisclosed round
May 2026

Atara Biotherapeutics has raised $550k across 1 funding round on record, the most recent an undisclosed round of $550k announced in May 2026.

That round is below the $8.4M median round size for Biotechnology companies tracked on FundedIQ over the last two years.

Atara Biotherapeutics Company Profile and Key Stats

Total funding raised
$550k
across 1 round on record
Funding rounds on record
1
Latest funding round
Undisclosed round
$550k in May 2026
Employees
101-250
reported band
Headquarters
South San Francisco, United States

Latest funding round on record: May 2026.

Atara Biotherapeutics Funding Rounds

Date
Round
Amount
Undisclosed round
$550k

Atara Biotherapeutics Founders and Leadership Team

Name
Role
Contact
Cokey Nguyen
Founder
Locked

Contact details for the Atara Biotherapeutics team: 1 of 1 has an email address on file, 1 has a LinkedIn profile.

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Atara Biotherapeutics Funding Compared to Other Biotechnology Startups

Segment
Companies
Median round
4,185
$8.4M
30,319
$7.7M

Atara Biotherapeutics' latest round of $550k is below the median round in Biotechnology. Medians cover the last 24 months of disclosed rounds.

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Atara Biotherapeutics Funding FAQs

What does Atara Biotherapeutics do?

Atara Biotherapeutics, Inc. (@Atarabio) is an off-the-shelf, allogeneic T-cell immunotherapy company developing novel treatments for patients with cancer, autoimmune, and viral diseases. Atara’s technology platform leverages research collaborations with leading academic institutions with the Company’s scientific, clinical, regulatory, and manufacturing expertise. Atara’s pipeline includes tab-cel® (tabelecleucel), which is in Phase 3 development for patients with Epstein-Barr virus-associated post-transplant lymphoproliferative disorder (EBV+ PTLD) as well as in earlier stage development for other EBV-associated hematologic malignancies and solid tumors, including nasopharyngeal carcinoma (NPC); T-cell immunotherapies targeting EBV antigens believed to be important for the potential treatment of multiple sclerosis; and next-generation chimeric antigen receptor T-cell (CAR T) immunotherapies. The company was founded in 2012 and is co-located in South San Francisco and Southern California. Our Southern California hub is anchored by the state-of-the-art Atara T-cell Operations and Manufacturing (ATOM) facility in Thousand Oaks, California. For additional information about the company, please visit atarabio.com.

How much funding has Atara Biotherapeutics raised?

Atara Biotherapeutics has raised $550k across 1 round on record. The most recent is an undisclosed round of $550k announced in May 2026.

When did Atara Biotherapeutics last raise funding?

Atara Biotherapeutics' most recent funding round on record is an undisclosed round of $550k, announced in May 2026.

Who founded Atara Biotherapeutics?

FundedIQ lists Cokey Nguyen (Founder) at Atara Biotherapeutics.

Where is Atara Biotherapeutics headquartered?

Atara Biotherapeutics is based in South San Francisco, California, United States.

How many employees does Atara Biotherapeutics have?

Atara Biotherapeutics is in the 101-250 employee band.

How does Atara Biotherapeutics' funding compare to other Biotechnology startups?

Atara Biotherapeutics' latest round of $550k is below the $8.4M median round size for Biotechnology companies on FundedIQ across 4,185 tracked companies over the last two years.

About FundedIQ's Atara Biotherapeutics Funding Data

FundedIQ tracks announced funding rounds and refreshes this profile every week. Round dates, stages and amounts are normalised to a single format, converted to US dollars, and de-duplicated: two records of the same round announced days apart are merged, and two genuinely different rounds are kept apart on the amounts they disclose. Amounts shown are the disclosed figures only — a round announced without a number is listed and excluded from the total rather than estimated.

Employee counts are reported bands, not exact headcounts. Founder and executive names carry the job title on record. Anything we do not hold for Atara Biotherapeutics is left off this page rather than filled in.

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