As of November 9, 2026, 5 holders' latest Schedule 13D or 13G filings report owning 5% or more of Alamar Biosciences, Inc. The largest reported stake is Qiming Corporate GP VI, Ltd's, at 10.2%. 6 filings are on record since April 23, 2026 (Schedule 13G, August 11, 2026).
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Key facts
- · Reporting person: Yuling Luo · Sole voting: 3,304,566 · Shared voting: 1,224,152 · Sole dispositive: 3,304,566 · Shared dispositive: 1,224,152 · SCHEDULE 13G, 2026-08-13
- · Reporting person: Qiming Corporate GP VI, Ltd · Sole voting: 7,066,573 · Shared voting: 0 · Sole dispositive: 7,066,573 · Shared dispositive: 0 · SCHEDULE 13G, 2026-08-11
- · Reporting person: Sands Capital Life Sciences Pulse Fund II, L.P. · Sole voting: 0 · Shared voting: 4,230,926 · Sole dispositive: 0 · Shared dispositive: 4,230,926 · SCHEDULE 13D/A, 2026-07-07
- · Reporting person: Sherpa Healthcare Fund Ii, L.P. · Sole voting: 3,970,446 · Shared voting: 0 · Sole dispositive: 3,970,446 · Shared dispositive: 0 · SCHEDULE 13G, 2026-07-02
- · Holder: Illumina Innovation Fund II, L.P. · Percent: 9.6% · SCHEDULE 13D
Alamar Biosciences, Inc. has 6 Schedule 13D or 13G filings on record since 2026-04-23. 5 holders' latest filing reports 5% or more of common stock. Each figure below is the holder's own, as filed, with the filing linked.
Holders
| Holder | Percent | Shares | Latest | Event date |
|---|---|---|---|---|
| Qiming Corporate GP VI, Ltd | 10.2% | 7,066,573 | SCHEDULE 13G, 2026-08-11 | 2026-06-30 |
| Illumina Innovation Fund II, L.P. | 9.6% | 5,856,536 | SCHEDULE 13D, 2026-04-23 | 2026-04-20 |
| 7.2% | 4,972,134 | SCHEDULE 13G, 2026-07-02 | 2026-04-16 | |
| 6.4% | 4,528,718 | SCHEDULE 13G, 2026-08-13 | 2026-06-30 | |
| Sands Capital Life Sciences Pulse Fund II, L.P. | 6.1% | 4,230,926 | SCHEDULE 13D/A, 2026-07-07 | 2026-07-05 |
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More on Alamar Biosciences, Inc. and the records around it.
Alamar Biosciences, Inc. elsewhere on the record
- Leadership changes Sep 2026
- Who owns it
Companies that share a holder
- Sands Capital Life Sciences Pulse Fund II, L.P. also filed stake reports on 3 other companies: Acrivon Therapeutics, Inc. (Aug 2026), Inhibikase Therapeutics, Inc. (Aug 2026), Beta Bionics, Inc. (Aug 2025)
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Voting and dispositive power, as filed
| Reporting person | Sole voting | Shared voting | Sole dispositive | Shared dispositive | Filing |
|---|---|---|---|---|---|
| Qiming Corporate GP VI, Ltd | 7,066,573 | 0 | 7,066,573 | 0 | SCHEDULE 13G, 2026-08-11 |
| Qiming Venture Partners VI, L.P. | 6,881,410 | 0 | 6,881,410 | 0 | SCHEDULE 13G, 2026-08-11 |
| Qiming Managing Directors Fund VI, L.P. | 185,163 | 0 | 185,163 | 0 | SCHEDULE 13G, 2026-08-11 |
| Qiming GP VIII, LLC | 1,605,645 | 0 | 1,605,645 | 0 | SCHEDULE 13G, 2026-08-11 |
| Qiming Venture Partners VIII Investments, LLC | 1,605,645 | 0 | 1,605,645 | 0 | SCHEDULE 13G, 2026-08-11 |
| Qiming GP VIII-HC, LLC | 1,922,329 | 0 | 1,922,329 | 0 | SCHEDULE 13G, 2026-08-11 |
| Qiming Venture Partners VIII-HC, L.P. | 1,922,329 | 0 | 1,922,329 | 0 | SCHEDULE 13G, 2026-08-11 |
| Sherpa Healthcare Fund Ii, L.P. | 3,970,446 | 0 | 3,970,446 | 0 | SCHEDULE 13G, 2026-07-02 |
| Sherpa Healthcare Co-Investment Fund, L.P. | 1,001,688 | 0 | 1,001,688 | 0 | SCHEDULE 13G, 2026-07-02 |
| Sherpa Healthcare Fund II GP, Ltd. | 3,970,446 | 0 | 3,970,446 | 0 | SCHEDULE 13G, 2026-07-02 |
| Sherpa Healthcare Co-Investment GP Ltd. | 1,001,688 | 0 | 1,001,688 | 0 | SCHEDULE 13G, 2026-07-02 |
| Daqing Cai | 0 | 4,972,134 | 0 | 4,972,134 | SCHEDULE 13G, 2026-07-02 |
| Yuling Luo | 3,304,566 | 1,224,152 | 3,304,566 | 1,224,152 | SCHEDULE 13G, 2026-08-13 |
| Sands Capital Life Sciences Pulse Fund II, L.P. | 0 | 4,230,926 | 0 | 4,230,926 | SCHEDULE 13D/A, 2026-07-07 |
| Sands Capital Alternatives, LLC | 0 | 4,230,926 | 0 | 4,230,926 | SCHEDULE 13D/A, 2026-07-07 |
| Sands Frank M. | 0 | 4,230,926 | 0 | 4,230,926 | SCHEDULE 13D/A, 2026-07-07 |
The latest filing identifies Alamar Biosciences, Inc. by CUSIP 010911105 and gives its principal executive office as 47071 Bayside Parkway, Fremont, CA 94538 (SCHEDULE 13G, 2026-08-13).
What the percentages are based on
Row 11 of each Reporting Person's cover page to this Schedule 13G sets forth the percentages of the shares of securities of the Issuer beneficially owned by such Reporting Person as of June 30, 2026, and is incorporated by reference.Yuling Luo, SCHEDULE 13G, 2026-08-13
Source of funds (Item 3)
The information set forth in Item 3 of the Original Schedule 13D is incorporated herein by reference.Sands Capital Life Sciences Pulse Fund II, L.P., SCHEDULE 13D/A, 2026-07-07
Purpose of Transaction (Item 4)
Illumina Innovation Fund II, L.P.
The information set forth in Item 3 of this Statement is incorporated herein by reference. The Reporting Persons hold the securities of the Issuer for general investment purposes. The Reporting Persons may, from time to time, depending on prevailing market, economic and other conditions, acquire additional shares of Common Stock or other securities of the Issuer, dispose of any such securities, or engage in discussions with the Issuer concerning such acquisitions or dispositions or further investments in the Issuer. The Reporting Persons intend to review their investment in the Issuer on a continuing basis and, depending upon the price and availability of shares of Common Stock or other securities of the Issuer, subsequent developments affecting the Issuer, the Issuer's business and prospects, other investment and business opportunities available to the Reporting Persons, general stock market and economic conditions, tax considerations and other factors considered relevant, may decide at any time to increase or to decrease the size of their investment in the Issuer in the open market, in privately negotiated transactions, pursuant to 10b5-1 trading plans or otherwise. Nicholas Naclerio is a member of the Issuer's board of directors. In addition, Nicholas Naclerio, in his capacity as a director, may be entitled to receive cash compensation and equity compensation, including stock option or other equity awards, pursuant to the Issuer's non-employee director compensation …The first part of Item 4 of the SCHEDULE 13D filed 2026-04-23; the filing has the rest
Sands Capital Life Sciences Pulse Fund II, L.P.
Item 4 of the Original Schedule 13D is hereby amended and restated in its entirety as follows: The Reporting Persons acquired and hold the Common Stock for investment purposes in the ordinary course of Sands Pulse Fund II's investment activities. Subject to applicable legal requirements or contractual restrictions, one or more of the Reporting Persons may purchase additional securities of the Issuer from time to time in open market or private transactions depending on their evaluation of the Issuer's business, prospects and financial condition, the market for the Issuer's securities, other developments concerning the Issuer, the reaction of the Issuer to the Reporting Persons' ownership of the Issuer's securities, other opportunities available to the Reporting Persons, and general economic, money market and stock market conditions. In addition, depending upon the factors referred to above, the Reporting Persons may dispose of all or a portion of their securities of the Issuer at any time. Each of the Reporting Persons reserves the right to increase or decrease its holdings on such terms and at such times as each may decide. Consistent with their investment purpose, the Reporting Persons may engage in communications with persons associated with the Issuer, including shareholders of the Issuer, officers of the Issuer and/or members of the board of directors of the Issuer, to discuss matters regarding the Issuer including but not limited to its operations and strategic …The first part of Item 4 of the SCHEDULE 13D/A filed 2026-07-07; the filing has the rest
Timeline
| Filed | Holder | Percent | Filing |
|---|---|---|---|
| 2026-04-23 | Illumina Innovation Fund II, L.P. | 9.6% | SCHEDULE 13D |
| 2026-04-23 | Sands Capital Life Sciences Pulse Fund II, L.P. | 6.3% | SCHEDULE 13D |
| 2026-07-02 | Daqing Cai | 7.2% | SCHEDULE 13G |
| 2026-07-07 | Sands Capital Life Sciences Pulse Fund II, L.P. | 6.1% | SCHEDULE 13D/A |
| 2026-08-11 | Qiming Corporate GP VI, Ltd | 10.2% | SCHEDULE 13G |
| 2026-08-13 | Yuling Luo | 6.4% | SCHEDULE 13G |
Questions about who owns Alamar Biosciences, Inc.
Who owns Alamar Biosciences, Inc.?
On this page, 5 holders' latest ownership filings report 5% or more of Alamar Biosciences, Inc.: Qiming Corporate GP VI, Ltd (10.2%, Schedule 13G, filed 2026-08-11), Illumina Innovation Fund II, L.P. (9.6%, Schedule 13D, filed 2026-04-23), Daqing Cai (7.2%, Schedule 13G, filed 2026-07-02), Yuling Luo (6.4%, Schedule 13G, filed 2026-08-13) and Sands Capital Life Sciences Pulse Fund II, L.P. (6.1%, Schedule 13D/A, filed 2026-07-07).
Who are the largest shareholders of Alamar Biosciences, Inc.?
By the share each holder's latest filing reports, the largest holders of Alamar Biosciences, Inc. on this page are Qiming Corporate GP VI, Ltd (10.2%), Illumina Innovation Fund II, L.P. (9.6%) and Daqing Cai (7.2%).
When did Qiming Corporate GP VI, Ltd buy into Alamar Biosciences, Inc.?
The filings give report dates, not purchase dates. The earliest filing from Qiming Corporate GP VI, Ltd on this page is the Schedule 13G, filed 2026-08-11, reporting 10.2%.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 6 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
Also on the record for Alamar Biosciences, Inc.
| Date | Record | Figure | Our page | Source |
|---|---|---|---|---|
| November 3, 2026 | Leadership change filing (Form 8-K, Item 5.02) | — | Leadership changes | Source |
| September 1, 2026 | Leadership change: Robert Ragusa appointed, Director, and 1 more | — | Leadership changes | Source |
| April 17, 2026 | IPO filing, Form 424B4 | $17 a share | IPO filings | Source |
| April 16, 2026 | IPO filing, Form S-1/A | $15 to $17 a share | IPO filings | Source |
| April 13, 2026 | IPO filing, Form S-1/A | $15 to $17 a share | IPO filings | Source |
| March 27, 2026 | IPO filing, Form S-1 | — | IPO filings | Source |
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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.
