Atrion Corp
ATRIDelisted Aug 21, 2024- Industry
- Surgical & Medical Instruments & Apparatus
- SEC CIK
- 0000701288
Atrion Corp was delisted on Aug 21, 2024; its insiders filed their last Form 4 on Aug 21, 2024; 143 institutions reported holding it in 13F filings for Q2 2024, worth $544.8M in total; no superinvestor held it.
Holders of 5% or more of ATRI
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Atrion Corp, largest stake first. The change is against the holder's previous filing.
No holder currently reports owning 5% or more of Atrion Corp on Schedule 13D or 13G.
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
Schedule 13D and 13G filings on Atrion Corp, newest first.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Feb 14, 2024 | T. Rowe Price Investment Management, Inc. | 13GOld format | – | – | – | SEC |
| Feb 13, 2024 | Kayne Anderson Rudnick Investment Management LLC | 13G/AOld format | – | – | – | SEC |
| Feb 12, 2024 | Neuberger Berman Group LLC | 13G/AOld format | – | – | – | SEC |
| Jan 29, 20243:26 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2023 | T. Rowe Price Investment Management, Inc. | 13GOld format | – | New | – | SEC |
| Feb 14, 2023 | Kayne Anderson Rudnick Investment Management LLC | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2023 | Price T Rowe Associates Inc | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Neuberger Berman Group LLC | 13G/AOld format | – | – | – | SEC |
| Jan 31, 20235:52 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | Kayne Anderson Rudnick Investment Management LLC | 13G/AOld format | – | – | – | SEC |
| Feb 14, 2022 | Price T Rowe Associates Inc | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2022 | Neuberger Berman Group LLC | 13G/AOld format | – | – | – | SEC |
| Jan 31, 20225:49 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Price T Rowe Associates Inc | 13G/AOld format | – | – | – | SEC |
| Feb 11, 2021 | Kayne Anderson Rudnick Investment Management LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Neuberger Berman Group LLC | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Neuberger Berman Group LLC | 13G/AOld format | – | – | – | SEC |
| Jan 28, 20215:55 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Atrion Corp shares.
No Form 144 notices for Atrion Corp are on file.