Plexus Corp
PLXS- Exchange
- Nasdaq
- Industry
- Printed Circuit Boards
- SEC CIK
- 0000785786
In the last 90 days, Plexus Corp insiders filed 0 open-market purchases and 5 sales; 447 institutions reported holding it in 13F filings for Q2 2026, worth $7.97B in total; no superinvestor holds it.
Holders of 5% or more of PLXS
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Plexus Corp, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| BlackRock, Inc. | 13G/A | 15.20%4.12M shares | – | Apr 30, 20251 filing | Apr 30, 2025 | SEC |
| Vanguard Portfolio Management LLC | 13G | 8.50%2.28M shares | New | Apr 29, 20261 filing | Apr 29, 2026 | SEC |
| Vanguard Capital Management LLC | 13G | 5.22%1.40M shares | New | Apr 30, 20261 filing | Apr 30, 2026 | SEC |
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
22 Schedule 13D and 13G filings on Plexus Corp, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Aug 14, 20268:42 AM ET | American Century Investment Management Incand 2 others | 13G/A | 4.40%1.18M shares | −1.40 ppfrom 5.80%Below 5% | Jun 30, 2026 | SEC |
| Apr 30, 202612:14 PM ET | Vanguard Capital Management LLC | 13G | 5.22%1.40M shares | New | Mar 31, 2026 | SEC |
| Apr 29, 20262:52 PM ET | Vanguard Portfolio Management LLC | 13G | 8.50%2.28M shares | New | Mar 31, 2026 | SEC |
| Apr 9, 20261:42 PM ET | Dimensional Fund Advisors LP | 13G/A | 4.20%1.12M shares | −1.00 ppfrom 5.20%Below 5% | Mar 31, 2026 | SEC |
| Mar 27, 202611:18 AM ET | Vanguard Group Inc | 13G/A | 0.00%0 shares | −13.65 ppfrom 13.65%Below 5% | Mar 13, 2026 | SEC |
| Feb 13, 202610:25 AM ET | American Century Investment Management Incand 2 others | 13G | 5.80%1.56M shares | New | Dec 31, 2025 | SEC |
| Oct 30, 20253:49 PM ET | Vanguard Group Inc | 13G/A | 13.65%3.68M shares | – | Sep 30, 2025 | SEC |
| Apr 30, 20251:18 PM ET | BlackRock, Inc. | 13G/A | 15.20%4.12M shares | – | Mar 31, 2025 | SEC |
| Apr 15, 202512:18 PM ET | Dimensional Fund Advisors LP | 13G/A | 5.20%1.42M shares | – | Mar 31, 2025 | SEC |
| Feb 13, 2024 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2024 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Jan 22, 20242:03 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2023 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Feb 9, 2023 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Jan 23, 20233:52 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2022 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Feb 8, 2022 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Jan 27, 202211:00 AM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Jan 25, 20223:03 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
| Feb 16, 2021 | Dimensional Fund Advisors LP | 13G/AOld format | – | – | – | SEC |
| Feb 10, 2021 | Vanguard Group Inc | 13G/AOld format | – | – | – | SEC |
| Jan 26, 20212:21 PM ET | BlackRock Inc. | 13G/AOld format | – | – | – | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Plexus Corp shares.
No Form 144 notices for Plexus Corp are on file.