Cerus (CERS)ARK Investment Management added to its stake +961K shares

19.2M

Shares reported · +961K vs prior quarter

0.27%

Disclosed portfolio weight

$34.9M

Reported value

Holdings as of

Mar 31, 2026

Filed

May 12, 2026

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. Mar 3, 2026Federal contract · $225K obligatedDepartment of Health and Human Services awarded CERUS CORP: $225K obligated to date
2. Mar 11, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On March 16, 2026, Cerus Corporation (the “Company”) announced that Vivek Jayaraman, the Company’s Chief Operating Officer, will be appointed as the Company’s President and Chief Executive Officer, effective July 1, 2026 (the “Effective Date”).”
3. Apr 17, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On April 17, 2026, the board of directors (the “Board”) of Cerus Corporation (the “Company”), upon the recommendation of its compensation committee, adopted a new severance plan (the “Severance Plan”) and the Company subsequently entered into individual participation agreements thereunder with certain officers, including Kevin D. Green, the Company’s Chief Financial Officer, Vivek Jayaraman, the Company’s Chief…”
4. Apr 30, 2026Company filing · Form 8-K · ResultsReported its results

What came next

1. Jun 2, 2026Company filing · Form 8-K · Executive change, Shareholder voteChanged a top executive or board member, and held a shareholder vote“On June 2, 2026, the stockholders of Cerus Corporation (the “Company”) approved an amendment and restatement of the Company’s 2024 Equity Incentive Plan (the “2024 Equity Incentive Plan”).”
2. Jun 5, 2026Company filing · Form 8-K · Material agreement, Agreement endedSigned an important agreement, and ended an important agreement (and 1 more item)
3. Jul 6, 2026Company filing · Form 8-K · Executive changeChanged a top executive or board member“On July 6, 2026, Mr. Greenman entered into an amendment (the “Amendment”), effective as of the Effective Date, to his existing Employment Letter Agreement, dated May 12, 2011, with the Company (as amended December 5, 2012 and April 17, 2018, the “Letter Agreement”) setting forth the initial terms of his service as Executive Chairman.”
4. Jul 30, 2026Company filing · Form 8-K · ResultsReported its results

How to read SEC Form 13F-HR

Form 13F is the quarterly report in which investment managers that oversee $100 million or more list the US-listed stocks and some other securities they held on the last day of the quarter.

Full guide: What is an SEC Form 13F?

What else is on file for Cerus

For Cerus, OQRO holds 1 fund holdings report (13F) dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its CERS page.

How this filing works

• SEC Form 13F

Other disclosures at Cerus

• SEC Form 13F-HRAug 14, 2026
• USAspending.gov award recordApr 13, 2026
• SEC Form 13F-HRFeb 11, 2026
• SEC Form 13F-HRNov 12, 2025
• SEC Form 4Aug 25, 2025
• SEC Form 13F-HRAug 14, 2025

Everything OQRO holds on this company is on its CERS page.