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BlackRock, Inc.

Position in ATRA — Atara Biotherapeutics, Inc.

CIK 2012383 New York, NY

Position in ATRA

as of Jun 30, 2026 · filed Aug 7, 2026
Position Value
$969,541
+$595,769 QoQ
Shares Held
84,455
+6.9% QoQ
Ownership
0.841%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#7
of 36 holders
Holding Since
Sep 2024
8 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in ATRA Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

BlackRock, Inc. holds $85,603,777,939 across 474 Biotechnology names. ATRA ranks #331 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ATRA

Export CSV
8 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $969,541 84,455
2026-03-31 $373,772 79,022
2025-12-31 $1,213,982 67,108
2025-09-30 $1,000,705 69,833
2025-06-30 $546,945 70,848
2025-03-31 $361,139 60,798
2024-12-31 $809,858 60,846
2024-09-30 $495,555 60,954