§ PHARMACEUTICALS
USD · PharmaceuticalsAVIR
ATEA PHARMACEUTICALS INC
USDSector · Pharmaceuticals
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
69 increased/new, 40 decreased/exited (13F)
AC 13F Analysis
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| Fidelity Management | 12.0M | 0.0% | +23% |
| BlackRock, Inc. | 8.4M | 0.0% | −1% |
| BML Capital Management, LLC | 7.1M | 24.4% | −6% |
| TANG CAPITAL MANAGEMENT LLC | 4.8M | 1.3% | ±0% |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.2M | n/a | n/a |
| Bain Capital Life Sciences Investors, LLC | 2.4M | 1.1% | −5% |
◇ AC INTELLIGENCE
Top institutional owners for AVIR as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER20.3% · 0 holders
OTHER38.4% · 76 holders
QUALITY / COMPOUNDER17.3% · 9 holders
PASSIVE / INDEX13.9% · 9 holders
DEALER / BANK7.1% · 17 holders
SYSTEMATIC / QUANT1.8% · 6 holders
TACTICAL / MACRO0.5% · 2 holders
ACTIVIST0.5% · 1 holder
INCOME / DEFENSIVE0.2% · 7 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for AVIR in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention AVIR yet.