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Dimensional Fund Advisors LP

SEC CIK
0000354204
Latest filing
Aug 11, 2026

ATRI holding history

Atrion Corp in every 13F filed by Dimensional Fund Advisors LP, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

ATRI overviewAll 13F holders of ATRIFull Q2 2026 holdings

Shares (Q3 2024)
0
Sold out in Q3 2024
Value
$0
% of portfolio
0.0%
Quarters held
14
Since Q1 2021
Holdings of ATRI by Dimensional Fund Advisors LP, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q3 20240$00.0%−31,912−100.0%Sold outHolders
Q2 202431,912$14.4M<0.1%−15,484−32.7%ReducedHolders
Q1 202447,396$22.0M<0.1%−2,562−5.1%ReducedHolders
Q4 202349,958$18.9M<0.1%−2,147−4.1%ReducedHolders
Q3 202352,105$21.5M<0.1%+113+0.2%AddedHolders
Q2 202351,992$29.4M<0.1%+114+0.2%AddedHolders
Q1 202351,878$32.6M<0.1%+54+0.1%AddedHolders
Q4 202251,824$29.0M<0.1%−186−0.4%ReducedHolders
Q3 202252,010$29.4M<0.1%−195−0.4%ReducedHolders
Q2 202252,205$32.8M<0.1%−39−0.1%ReducedHolders
Q1 202252,244$37.3M<0.1%−349−0.7%ReducedHolders
Q4 202152,593$37.1M<0.1%−249−0.5%ReducedHolders
Q3 202152,842$36.9M<0.1%−538−1.0%ReducedHolders
Q2 202153,380$33.1M<0.1%+1,576+3.0%AddedHolders
Q1 202151,804$33.2M<0.1%––Holders

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