ADAPTIVE BIOTECHNOLOGIES (ADPT) Institutional Ownership and Insiders Activity
ADAPTIVE BIOTECHNOLOGIES (ADPT) is widely held by institutional investors, with 292 firms reporting positions valued at approximately $3.34B based on SEC Form 13F filings for the quarter ended June 30, 2026.
Viking Global Investors is the largest disclosed holder, reporting approximately $643.37M in ADPT holdings in its latest filing.
Recent insider activity includes 50 tracked Form 4 transactions over the last three months, reflecting ongoing executive and director trading activity.
Institutional Holders
292
Total Reported Value
$3.34B
Largest Holder
Viking Global Investors
Largest Position
$643.37M
Insider Transactions (90d)
50
Latest Filing Quarter
Q2 2026
New Institutional Positions
47
Funds Exiting Positions
49
Top Institutional Owners
View allInvestorReported Balance
- Viking Global Investors$643.37M
- Blackrock, Inc.$324.73M
- Vanguard Capital Management Llc$137.36M
- Wellington Management Group Llp$126.80M
- Vanguard Portfolio Management Llc$117.47M
Related ADPT Institutional Insights:
- ADPT 13F Institutional Holders
- ADPT Top Institutional Shareholders
- ADPT Institutional Ownership Changes
- Healthcare Sector Institutional Ownership
- Healthcare Sector Portfolio Overlap
- Institutional Portfolio Overlap & Shared Holdings
- Most Bought Healthcare Stocks By Institutional Investors
- Most Sold Healthcare Stocks By Institutional Investors
- ADPT Insider Trading & SEC Form 4 Activity
- ADPT Articles
- Top Institutional Investor Stock Rankings