Atara Biotherapeutics, Inc. Common Stock — Institutional Ownership

Which tracked institutions hold ATRA, and how they changed the position last quarter. Latest holdings as of Jun 30, 2026. Source: SEC 13-F filings.

11
Funds holding
$1679734
Total value held
Buying
8 added/new · 0 reduced
# Institution Value Shares Δ Shares Change (QoQ)
1 Blackrock, Inc. $969544 84455 +5433 +6.88%
2 State Street Corp $303680 26453 Held
3 Northern Trust Corp $190465 16591 +4251 +34.45%
4 Morgan Stanley $105368 9178 +9 +0.10%
5 Royal Bank Of Canada $55000 4743 +424 +9.82%
6 Ubs Group Ag $45679 3979 +3979 NEW BUY
7 Barclays Plc $3490 304 +304 NEW BUY
8 Wells Fargo & Company/Mn $2881 251 Held
9 Jpmorgan Chase & Co $2413 216 Held
10 Citigroup Inc $1114 97 +97 NEW BUY
11 Amalgamated Financial Corp. $100 10796 +10796 NEW BUY

Aggregated across tracked institutional filers. Reported quarterly on SEC Form 13-F and may lag. For research only — not investment advice.