Custom Index Systems, LLC

SEC CIK: 0002003672
Latest filing: Aug 14, 2026

SEC filings (opens in a new tab)

AVTR holding history

Avantor, Inc. in every 13F filed by Custom Index Systems, LLC, 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 (Q2 2026): 6,370
Value: $63.1K
% of portfolio: <0.1%
Quarters held: 2; Since Q1 2026

Holdings of AVTR by Custom Index Systems, LLC, by quarter
Quarter	Shares	Value	% of portfolio	Share change	Action	All holders
Q2 2026	6,370	$63.1K	<0.1%	−3,849−37.7%	Reduced	Holders
Q1 2026	10,219	$80.1K	<0.1%	+10,219	New	Holders