AVTR

Avantor Inc$11.26 0.54%
Health CareUSCUSIP 05352A100· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
312
+5 QoQ
13F Value (tracked)
$4.7B
Insider Net · 180d
$2.7M
4↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)42 adding · 16 trimming
Insider net (180d)+$2.7M

Price & smart-money activity

$11.26 0.54%5Y -68.9%
$4.70$15.25$25.81$36.37$46.92202120222023202420252026711222624247332
Hover for who · click for detailEnd-of-day closing prices52w $7.41 – $15.60
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Ask your agent what changed in AVTR

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/AVTR/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for AVTR.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

Top institutional holders

312 tracked 13F filers
1 source-reported value row is withheld because the reported units do not agree with same-security peers. Share counts remain visible and unchanged.
#FundPosition valueSharesLast moveAs ofHistory
1DODGE & COX
$938.0M
119.6M
+2.2%
Added · +2.6M sh
Q1 2026
2BlackRock, Inc.
$515.1M
65.7M
+10%
Added · +6.1M sh
Q1 2026
3VANGUARD PORTFOLIO MANAGEMENT LLC
$245.2M
31.3M
New
+31.3M sh
Q1 2026
4VANGUARD CAPITAL MANAGEMENT LLC
$240.0M
30.6M
New
+30.6M sh
Q1 2026
5GREENHAVEN ASSOCIATES INC
$177.1M
22.6M
+10%
Added · +2.1M sh
Q1 2026
6BARROW HANLEY MEWHINNEY & STRAUSS LLC
$175.3M
22.4M
−33%
Reduced · −10.9M sh
Q1 2026
7STATE STREET CORP
$162.5M
20.7M
+2.5%
Added · +512K sh
Q1 2026
8Engine Capital Management, LP
$155.1M
19.8M
+66%
Added · +7.9M sh
Q1 2026
9DIMENSIONAL FUND ADVISORS LP
$132.4M
16.9M
+16%
Added · +2.3M sh
Q1 2026
10T. Rowe Price Investment Management, Inc.
Withheld
14.8M
−54%
Reduced · −17.3M sh
Q1 2026
11D. E. Shaw & Co., Inc.
$102.8M
13.1M
+111%
Added · +6.9M sh
Q1 2026
12GEODE CAPITAL MANAGEMENT, LLC
$101.1M
12.9M
+7.6%
Added · +913K sh
Q1 2026
13LONDON CO OF VIRGINIA
$85.1M
10.9M
−9.1%
Reduced · −1.1M sh
Q1 2026
14FULLER & THALER ASSET MANAGEMENT, INC.
$83.4M
10.6M
+555%
Added · +9.0M sh
Q1 2026
15First Pacific Advisors, LP
$63.4M
8.1M
+104%
Added · +4.1M sh
Q1 2026
16FMR LLC
$59.7M
7.6M
−0.8%
Reduced · −60K sh
Q1 2026
17VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P.
$73.2M
7.4M
New
+7.4M sh
Q2 2026
18BANK OF AMERICA CORP /DE/
$55.4M
7.1M
+24%
Added · +1.4M sh
Q1 2026
19NORGES BANK
$73.3M
6.4M
−20%
Reduced · −1.6M sh
Q4 2025
20MORGAN STANLEY
$47.8M
6.1M
−65%
Reduced · −11.4M sh
Q1 2026
21EARNEST PARTNERS LLC
$47.2M
6.0M
−0.1%
Reduced · −7K sh
Q1 2026
22NORTHERN TRUST CORP
$42.8M
5.5M
+2.8%
Added · +149K sh
Q1 2026
23CHARLES SCHWAB INVESTMENT MANAGEMENT INC
$42.4M
5.4M
+11%
Added · +531K sh
Q1 2026
24SEI INVESTMENTS CO
$41.5M
5.3M
+0.9%
Added · +47K sh
Q1 2026
25JANE STREET GROUP, LLC
$38.9M
5.0M
+30%
Added · +1.1M sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
13
funds
Added
29
funds
Reduced
16
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$2.7M
4 insiders
Sells · 180d
$0
0 insiders
Net
$2.7M
5 P/S txns
Signal
Net Buying
open-market
DateInsiderRoleActionSharesValue
Jun 21, 2026Walker CoreyPresident, VWR Dist. & Servs.Tax withholding (F)3K$29K
May 8, 2026LUCIER GREGORY TDirectorBuy (P)10K$83K
May 7, 2026Murthy MalaDirectorGrant (A)25K$0
May 7, 2026LUCIER GREGORY TDirectorGrant (A)25K$0
May 7, 2026Dingemans SimonDirectorGrant (A)25K$0
May 7, 2026Makin LouiseDirectorGrant (A)25K$0
May 7, 2026Massaro Joseph RDirectorGrant (A)25K$0
May 7, 2026MEHRA SANJEEV KDirectorGrant (A)25K$0
May 7, 2026SEVERINO MICHAELDirectorGrant (A)25K$0
May 7, 2026SUMME GREGORY LDirectorGrant (A)25K$0
May 1, 2026Dingemans SimonDirectorBuy (P)25K$204K
May 1, 2026Brellier LudovicEVP, Bioscience & MedtechGrant (A)147K$0

Institutional ownership over time

309 funds-31 since Q3 2024
0174347Q3 2024Q1 2025Q3 2025Q1 2026
funds holding aggregate valuelatest $4.6B · 1 values withheld

Funds that own AVTR also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT147 funds$61.6B
AMAZON.COM INCAMZN146 funds$45.0B
ELI LILLY & COLLY146 funds$16.3B
NVIDIA CORPNVDA145 funds$86.4B
META PLATFORMS INC-CLASS AMETA145 funds$28.2B
APPLE INCAAPL144 funds$71.5B
ALPHABET INC-CL AGOOGL143 funds$39.5B
TESLA INCTSLA143 funds$17.1B
NETFLIX INCNFLX143 funds$8.3B
BANK OF AMERICA CORPBAC143 funds$7.3B
UNITEDHEALTH GROUP INCUNH143 funds$6.6B
BROADCOM INCAVGO142 funds$32.4B

Ranked by how many of AVTR's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 11, 2026
  • Form 4AVTR
    May 5, 2026
  • Form 4AVTR
    May 5, 2026
  • Form 4AVTR
    Apr 6, 2026
  • Form 4AVTR
    Mar 11, 2026
  • Form 4AVTR
    Feb 25, 2026
  • Form 4AVTR
    Feb 25, 2026
  • Form 4AVTR
    Feb 25, 2026

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for AVTR. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.