Avantor AVTR Institutional Ownership

NYSE AVTR

$14.88 -0.37 (-2.43%)

As of: Sep 9, 2026 · 3:59 PM EDT

Institutions by Trading Activity

454 Institutions

Increased 283 62.3%

Unchanged 62 13.7%

Reduced 109 24.0%

Ownership Statistics

13F · as of 30 Jun, 2026

Institutional Ownership

103.55%

▲+4.19 pp QoQ

Shares Held by Institutions

700.22Mn

of 676.20Mn outstanding

▲+14.38% QoQ

Shares Outstanding

676.20Mn

-24.02Mn held outside 13F filers

Institutional Investors

454

filed 13F for Jun 2026

▲+25 vs prior quarter

Net Shares Added (QoQ)

+88.04Mn

accumulated since last quarter

Value of Holdings

$10.48Bn

reported market value

Shares Owned by Institutions

Shares held % of outstanding

Latest —

Average ownership —

Peak ownership —

Shares Purchased/Sold by Institutions

Accumulated Distributed

Latest quarter —

Net over range —

Accumulating quarters —

Ownership Summary

Quarter ending 30 Jun, 2026

Avantor, Inc. (NYSE:AVTR) appears in 454 institutional 13F filings for the quarter ending June 2026.

Collectively, these holders controlled 103.6% of Avantor's outstanding shares in June 2026, up from 99.4% in March 2026.
Their total shares held in AVTR increased 14.38% from the prior quarter, while the number of investors in Avantor decreased 9.56% year over year.
Among the 454 funds, 283 bought more Avantor shares, 109 sold down, and 62 held their ground.
In total, institutional investors held 700.22Mn shares in Avantor as of June 2026, up by 88.04Mn shares quarter on quarter, and down 8.09Mn shares year over year.
As of June 30, 2026, DODGE & COX held the largest stake in Avantor with 120.02Mn shares, accounting for 17.75% of total shares outstanding.
Leading buyers of Avantor shares for the quarter ending June 2026 were MARSHALL WACE, LLP (9.69Mn), VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. (7.39Mn), AQR CAPITAL MANAGEMENT LLC (6.76Mn), NORGES BANK (6.09Mn), Sixth Street Partners Management Company, L.P. (5.82Mn).
The largest sales of AVTR for the quarter ending June 2026 came from D. E. Shaw & Co., Inc. (3.54Mn), Robeco Schweiz AG (2.72Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (2.62Mn), VOYA INVESTMENT MANAGEMENT LLC (2.26Mn), Clarkston Capital Partners, LLC (1.84Mn).
Per Business Quant data, the top 10 holders of Avantor for the quarter ending June 2026 are DODGE & COX (120.02Mn), BlackRock, Inc. (70.28Mn), VANGUARD PORTFOLIO MANAGEMENT LLC (31.34Mn), VANGUARD CAPITAL MANAGEMENT LLC (30.8Mn), GREENHAVEN ASSOCIATES INC (24.64Mn), State Street Corp (21.57Mn), DIMENSIONAL FUND ADVISORS LP (20.41Mn), Engine Capital Management, LP (19.86Mn), BARROW HANLEY MEWHINNEY & STRAUSS LLC (19.74Mn), New Mountain Capital, L.L.C. (14.0Mn).

Form 13F Holdings

454 Institutional Holders

Report period 30 Jun, 2026

Total shares held 700.22Mn

Of outstanding 103.55%

#	Institution	CIK	Shares Held	% of Outstanding	Change (QoQ)	Change (%)	Value (USD)
1	DODGE & COX	0000200217	120,020,974	17.75%	▲372,645	+0.31%	$1.19Bn
2	BlackRock, Inc.	0002012383	70,281,231	10.39%	▲4,577,677	+6.97%	$695.78Mn
3	VANGUARD PORTFOLIO MANAGEMENT LLC	0002100121	31,343,250	4.64%	▲67,403	+0.22%	$310.30Mn
4	VANGUARD CAPITAL MANAGEMENT LLC	0002100119	30,802,835	4.56%	▲196,723	+0.64%	$304.95Mn
5	GREENHAVEN ASSOCIATES INC	0000846222	24,637,310	3.64%	▲2,043,472	+9.04%	$243.91Mn
6	State Street Corp	0000093751	21,572,974	3.19%	▲851,895	+4.11%	$213.57Mn
7	DIMENSIONAL FUND ADVISORS LP	0000354204	20,412,181	3.02%	▲3,517,532	+20.82%	$202.09Mn
8	Engine Capital Management, LP	0001665590	19,860,830	2.94%	▲80,000	+0.40%	$196.62Mn
9	BARROW HANLEY MEWHINNEY & STRAUSS LLC	0000313028	19,735,968	2.92%	▼2,622,431	-11.73%	$195.39Mn
10	New Mountain Capital, L.L.C.	0001407718	14,000,000	2.07%	0	0.00%	$138.60Mn
11	Invesco Ltd.	0000914208	13,885,360	2.05%	▲5,811,506	+71.98%	$137.47Mn
12	GEODE CAPITAL MANAGEMENT, LLC	0001214717	13,180,567	1.95%	▲289,146	+2.24%	$130.52Mn
13	MARSHALL WACE, LLP	0001318757	13,130,158	1.94%	▲9,692,325	+281.93%	$129.99Mn
14	AQR CAPITAL MANAGEMENT LLC	0001167557	11,627,566	1.72%	▲6,760,358	+138.90%	$115.11Mn
15	Bank Of America Corp /De/	0000070858	10,989,344	1.63%	▲3,921,781	+55.49%	$108.79Mn
16	EARNEST PARTNERS LLC	0001102578	10,748,525	1.59%	▲4,723,813	+78.41%	$106.41Mn
17	LONDON CO OF VIRGINIA	0001259887	10,485,960	1.55%	▼366,297	-3.38%	$103.81Mn
18	FULLER & THALER ASSET MANAGEMENT, INC.	0001082327	10,256,345	1.52%	▼375,767	-3.53%	$101.54Mn
19	D. E. Shaw & Co., Inc.	0001009207	9,571,523	1.42%	▼3,539,151	-26.99%	$94.76Mn
20	First Pacific Advisors, LP	0001377581	8,190,740	1.21%	▲101,717	+1.26%	$81.09Mn

Showing 1 to 20 of 454 holders