Boston Partners

SEC CIK: 0001386060
Latest filing: Aug 4, 2026

SEC filings (opens in a new tab)

AVTR holding history

Avantor, Inc. in every 13F filed by Boston Partners, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

AVTR overview All 13F holders of AVTR Full Q2 2026 holdings

Shares (Q1 2026): 0; Sold out in Q1 2026
Value: $0
% of portfolio: 0.0%
Quarters held: 18; Since Q1 2021

Holdings of AVTR by Boston Partners, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q1 2026	0	$0	0.0%	−433,421−100.0%	Sold out	Holders
Q4 2025	433,421	$4.97M	<0.1%	+433,421	New	Holders
Q2 2025	0	$0	0.0%	−51,472−100.0%	Sold out	Holders
Q1 2025	51,472	$834.3K	<0.1%	−6,370,996−99.2%	Reduced	Holders
Q4 2024	6,422,468	$135.3M	0.2%	−12,704,887−66.4%	Reduced	Holders
Q3 2024	19,127,355	$494.3M	0.6%	−104,570−0.5%	Reduced	Holders
Q2 2024	19,231,925	$407.5M	0.5%	−9,329,877−32.7%	Reduced	Holders
Q1 2024	28,561,802	$729.3M	0.9%	+624,369+2.2%	Added	Holders
Q4 2023	27,937,433	$637.3M	0.8%	−139,593−0.5%	Reduced	Holders
Q3 2023	28,077,026	$588.4M	0.8%	+4,948,951+21.4%	Added	Holders
Q2 2023	23,128,075	$475.2M	0.6%	+6,736,666+41.1%	Added	Holders
Q1 2023	16,391,409	$346.0M	0.5%	−1,468,514−8.2%	Reduced	Holders
Q4 2022	17,859,923	$378.5M	0.5%	−2,374,994−11.7%	Reduced	Holders
Q3 2022	20,234,917	$396.4M	0.6%	−2,471,901−10.9%	Reduced	Holders
Q2 2022	22,706,818	$705.4M	1.0%	+2,934,878+14.8%	Added	Holders
Q1 2022	19,771,940	$668.2M	0.8%	+806,442+4.3%	Added	Holders
Q4 2021	18,965,498	$798.2M	1.0%	−615,160−3.1%	Reduced	Holders
Q3 2021	19,580,658	$800.9M	1.0%	−1,653,951−7.8%	Reduced	Holders
Q2 2021	21,234,609	$754.1M	1.0%	+3,120,341+17.2%	Added	Holders
Q1 2021	18,114,268	$524.6M	0.7%	–	–	Holders

Livermore's 13F data starts with Q1 2021, so Q1 2021 has no change from the previous quarter.