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5%+ stakes · Schedule 13D and 13G

Exagen Inc.: 5%+ holders

Who has reported owning 5% or more of Exagen Inc., from Schedule 13D and 13G filings: each holder's stake as filed, the timeline, and the purpose each 13D states, quoted.

At 5% or more3
Filings7
Latest filing2026-05-27

Exagen Inc. has 7 Schedule 13D or 13G filings on record since 2025-08-14. 3 holders' latest filing reports 5% or more of exagen, inc.. Each figure below is the holder's own, as filed, with the filing linked.

Holders

HolderPercentSharesLatestEvent date
Chernett Jorey9.9%2,413,901SCHEDULE 13G/A, 2026-05-202026-03-31
NMSIC Co-Investment Fund, L.P.6.04%1,368,958SCHEDULE 13G/A, 2026-02-112025-12-31
Parian Ultreia LP5.3%1,292,000SCHEDULE 13G, 2026-05-272026-05-22
RTW Investments, LP4.9%1,148,768SCHEDULE 13G/A, 2026-02-172025-12-31
Lytton Laurence W1%216,840SCHEDULE 13G/A, 2025-08-142025-06-30

Timeline

FiledHolderPercentFiling
2025-08-14Lytton Laurence W1%SCHEDULE 13G/A
2025-08-14RTW Investments, LP7.7%SCHEDULE 13G/A
2026-02-04Chernett Jorey5.4%SCHEDULE 13G
2026-02-11NMSIC Co-Investment Fund, L.P.6.04%SCHEDULE 13G/A
2026-02-17RTW Investments, LP4.9%SCHEDULE 13G/A
2026-05-20Chernett Jorey9.9%SCHEDULE 13G/A
2026-05-27Parian Ultreia LP5.3%SCHEDULE 13G

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Where this comes from

Anyone who comes to own more than 5% of a class of a listed company's voting shares has to tell the SEC. A holder who may seek to change or influence the company files Schedule 13D, and has to say in Item 4, "Purpose of Transaction", what it intends to do. A holder with no such intent, such as many index and passive funds, may file the shorter Schedule 13G. Both are amended when the stake changes, including when it falls below 5%.

Every row here is one of those filings, linked to the filing itself. Percentages and share counts are exactly as the holder filed them, for the holder the filing names; an amendment showing a lower figure is shown as filed. Item 4 text is quoted word for word. Where a 13D's Item 4 contains a sentence stating a definite intent to influence the company, that sentence is marked and quoted; the page does not describe the holder or its motives beyond the words it filed. Nothing here is investment advice.

Cite this page

Permanent URL: https://mentionfox.com/stakes/exagen
Last updated 2026-09-27
Primary record: SEC filing 1 · SEC filing 2 · SEC filing 3 · SEC filing 4
Exagen Inc. 5%+ holders: 3 at 5% or more, largest Chernett Jorey 9.9%. MentionFox, 2026-09-27. https://mentionfox.com/stakes/exagen