13F

ATRA ATARA BIOTHERAPEUTICS INC

2026Q1 · CUSIP 046513206

⚪ Neutral · No signal
Holders
32
Δ holders QoQ
-9
Breadth percentile
Top 85%
Whale holders
20
Δ whales
-4
Inst. holding value
$12M
New positions
7
Closed positions
16
Price momentum (1Q)
Put / Call
0/1

Breadth history (34 quarters)

2024Q3: Δ-10 · h=35 2024Q4: Δ+7 · h=42 2025Q1: Δ-4 · h=38 2025Q2: Δ-5 · h=33 2025Q3: Δ+3 · h=36 2025Q4: Δ+5 · h=41 2026Q1: Δ-9 · h=32 2024Q3: holders=35 2024Q4: holders=42 2025Q1: holders=38 2025Q2: holders=33 2025Q3: holders=36 2025Q4: holders=41 2026Q1: holders=32 -10 -5 +0 +5 +10 283745 24Q324Q425Q125Q225Q325Q426Q1 Δ holders (bar) Holders (line)

Past Lit Events & Aftermath 0 lit events

No lit events in history

Put holders / Call holders: 0 / 1