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Who owns Avantor (AVTR) stock

441 funds reported Avantor (AVTR) shares in their latest 13F filings, worth $7.5B in all. The largest holder is Dodge & COX ($1.2B). Last quarter 246 funds added to their stakes and 163 cut them.

Largest holders of AVTR (13F)Largest holders of AVTR (13F)Dodge & COX$1.2BVanguard Group$744MBlackRock$696MGreenhaven Associates$367MVanguard Portfolio Management LLC$310MVanguard Capital Management LLC$305MState Street$214MDimensional Fund Advisors LP$202MEngine Capital Management, LP$197MNew Mountain Capital, L.L.C.$139M

Largest holders (13F)

FundSharesValueChangeQuarter
Dodge & COX120,020,974$1.2Bincrease2026-06-30
Vanguard Group64,904,889$744Mdecrease2025-12-31
BlackRock70,281,231$696Mincrease2026-06-30
Greenhaven Associates24,359,610$367Mdecrease2026-09-30
Vanguard Portfolio Management LLC31,343,250$310Mincrease2026-06-30
Vanguard Capital Management LLC30,802,835$305Mincrease2026-06-30
State Street21,572,974$214Mincrease2026-06-30
Dimensional Fund Advisors LP20,412,181$202Mincrease2026-06-30
Engine Capital Management, LP19,860,830$197Mincrease2026-06-30
New Mountain Capital, L.L.C.14,000,000$139Munchanged2026-06-30
Invesco13,885,360$137Mincrease2026-06-30
Geode Capital Management, LLC13,180,567$131Mincrease2026-06-30
Marshall Wace, LLP13,130,158$130Mincrease2026-06-30
AQR Capital Management LLC11,627,566$115Mincrease2026-06-30
Bank of America10,989,344$109Mincrease2026-06-30

Avantor's latest quarter

Avantor, Q3 2026: revenue $1.7B (+5% year over year), operating margin 8.2%, net earnings $203M, operating cash flow $195M. The chart follows the revenue to costs, profit and cash.

Questions

Who owns the most AVTR stock?

By the latest 13F filings: Dodge & COX ($1.2B); Vanguard Group ($744M); BlackRock ($696M); Greenhaven Associates ($367M); Vanguard Portfolio Management LLC ($310M).

What is the short interest in AVTR?

34,645,265 shares were sold short at the 2026-10-15 settlement, -11.95% of the float.

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Updated Nov 8, 2026. Read automatically from SEC filings and public data; errors are possible. Not investment advice.