• Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
Quantisnow Logo
  • Live Feeds
    • Press Releases
    • Insider Trading
    • FDA Approvals
    • Analyst Ratings
    • Insider Trading
    • SEC filings
    • Market insights
  • Analyst Ratings
  • Alerts
  • Subscriptions
  • Settings
  • RSS Feeds
PublishDashboard
    Quantisnow Logo

    © 2025 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlertsPublish with Us
    Company
    AboutQuantisnow PlusContactJobsAI employees
    Legal
    Terms of usePrivacy policyCookie policy

    SEC Form 4 filed by Director Rothberg Jonathan M

    5/21/25 4:01:31 PM ET
    $QSI
    Industrial Machinery/Components
    Industrials
    Get the next $QSI alert in real time by email
    SEC FORM 4 SEC Form 4
    FORM 4 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
    Washington, D.C. 20549

    STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

    Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
    or Section 30(h) of the Investment Company Act of 1940
    OMB APPROVAL
    OMB Number: 3235-0287
    Estimated average burden
    hours per response: 0.5
      
    Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
      
    Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
    1. Name and Address of Reporting Person*
    ROTHBERG JONATHAN M

    (Last) (First) (Middle)
    C/O QUANTUM-SI INCORPORATED
    29 BUSINESS PARK DRIVE

    (Street)
    BRANFORD CT 06405

    (City) (State) (Zip)
    2. Issuer Name and Ticker or Trading Symbol
    Quantum-Si Inc [ QSI ]
    5. Relationship of Reporting Person(s) to Issuer
    (Check all applicable)
    X Director X 10% Owner
    Officer (give title below) Other (specify below)
    3. Date of Earliest Transaction (Month/Day/Year)
    05/19/2025
    4. If Amendment, Date of Original Filed (Month/Day/Year)
    6. Individual or Joint/Group Filing (Check Applicable Line)
    X Form filed by One Reporting Person
    Form filed by More than One Reporting Person
    Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
    1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
    Code V Amount (A) or (D) Price
    Class A Common Stock 2,723,841 I By 2012 JMR Trust Common, LLC(1)
    Class A Common Stock 1,250,000 I By NVR TR, LLC(1)
    Class A Common Stock 1,250,000 I By JNR TR, LLC(1)
    Class A Common Stock 1,250,000 I By GBR TR, LLC(1)
    Class A Common Stock 1,250,000 I By EJR TR, LLC(1)
    Class A Common Stock 2,568,443 D
    Class A Common Stock 1,250,000 I By JAR TR, LLC(1)
    Class A Common Stock 1,917,067 I By 23rd Century Capital LLC(1)
    Class A Common Stock 273,422 I By Bonnie E Gould Rothberg MD(1)
    Class B Common Stock 17,943,750 I By 4C Holdings I, LLC(1)
    Class B Common Stock 1,993,750 I By 4C Holdings V, LLC(1)
    Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
    (e.g., puts, calls, warrants, options, convertible securities)
    1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year) 7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
    Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
    Stock Option (right to buy) $1.41 05/19/2025 A 126,095 (2) 05/19/2035 Class A Common Stock 126,095 $0 126,095 D
    Explanation of Responses:
    1. Dr. Rothberg is the sole manager of 4C Holdings I, LLC, 4C Holdings V, LLC, 2012 JMR Trust Common, LLC, NVR TR, LLC, JNR TR, LLC, JAR TR, LLC, GBR TR, LLC and EJR TR, LLC. Dr. Rothberg is the spouse of Bonnie E. Gould Rothberg MD and Dr. Rothberg's son is the manager of 23rd Century Capital LLC. Dr. Rothberg disclaims beneficial ownership of the shares held by his spouse and 23rd Century Capital LLC.
    2. The shares underlying this option vest on the date of the Issuer's next regular annual stockholders meeting, subject to continued service through the applicable vesting date.
    /s/ Christian LaPointe, Ph.D., Attorney-in-Fact. 05/21/2025
    ** Signature of Reporting Person Date
    Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
    * If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
    ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
    Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
    Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
    Get the next $QSI alert in real time by email

    Chat with this insight

    Save time and jump to the most important pieces.

    Recent Analyst Ratings for
    $QSI

    DatePrice TargetRatingAnalyst
    2/7/2025$3.75Buy
    Alliance Global Partners
    12/8/2023$3.00Buy
    H.C. Wainwright
    9/25/2023$3.50 → $2.00Buy → Hold
    Canaccord Genuity
    10/20/2021$13.00Buy
    Canaccord Genuity
    More analyst ratings

    $QSI
    Insider Trading

    Insider transactions reveal critical sentiment about the company from key stakeholders. See them live in this feed.

    See more
    • SEC Form 4 filed by Director Makes Brigid

      4 - Quantum-Si Inc (0001816431) (Issuer)

      5/21/25 4:01:33 PM ET
      $QSI
      Industrial Machinery/Components
      Industrials
    • SEC Form 4 filed by Director Kenny John P.

      4 - Quantum-Si Inc (0001816431) (Issuer)

      5/21/25 4:01:36 PM ET
      $QSI
      Industrial Machinery/Components
      Industrials
    • SEC Form 4 filed by Director Kummeth Charles R.

      4 - Quantum-Si Inc (0001816431) (Issuer)

      5/21/25 4:01:35 PM ET
      $QSI
      Industrial Machinery/Components
      Industrials

    $QSI
    Press Releases

    Fastest customizable press release news feed in the world

    See more
    • Quantum-Si to Join Leading Experts from DNAnexus, Olink, and Northwestern in Upcoming GenomeWeb Webinar on Proteomics Data Integration and Standardization

      Quantum-Si Incorporated (NASDAQ:QSI) ("Quantum-Si," "QSI" or the "Company"), a proteomics technology company redefining protein analysis through single-molecule detection, announces participation in an expert panel during the upcoming GenomeWeb-hosted webinar, "From Raw to Reusable: Considerations for Data Integration and Real-World Standardization in Proteomics." When: June 20, 2025, at 8 a.m. PDT/11 a.m. EDT This one-hour webinar will explore critical strategies for improving the accessibility, integration, and standardization of data across proteomics platforms. Attendees will learn how to deposit data into public repositories, apply metadata annotation best practices, normalize cros

      6/19/25 8:00:00 AM ET
      $QSI
      Industrial Machinery/Components
      Industrials
    • Quantum-Si Customer to Showcase Protein Barcoding for Nucleic Acid–LNP Therapeutic Development at Festival of Genomics Boston

      Quantum-Si Incorporated (NASDAQ:QSI) ("Quantum-Si," "QSI" or the "Company"), a proteomics technology company redefining protein analysis through single-molecule detection, announces a featured talk at the upcoming Festival of Genomics & Biodata Boson, highlighting innovative advances in protein sequencing technology for drug development. Melissa Deck, Director of Platform at Liberate Bio, will present "Precision Proteomics: Advancing Drug Development with Next-Gen Protein Sequencing™ (NGPS™)," showcasing how Quantum-Si's Platinum® Pro instrument is transforming the way scientists study proteins. Session Highlights Include: Introduction to single-molecule protein sequencing with NGPS™

      6/17/25 8:00:00 AM ET
      $QSI
      Industrial Machinery/Components
      Industrials
    • Quantum-Si Announces Inducement Grants Under Nasdaq Listing Rule 5635(c)(4)

      Quantum-Si Incorporated (NASDAQ:QSI) ("Quantum-Si," "QSI" or the "Company"), a proteomics technology company redefining protein analysis through single-molecule detection, today announced that the Compensation Committee of Quantum-Si's Board of Directors has granted 45,529 restricted stock units ("RSUs") to new employees under the Company's previously adopted Quantum-Si Incorporated 2023 Inducement Equity Incentive Plan, as amended (the "2023 Inducement Plan"). The RSUs were granted as an inducement material to the new employees becoming an employee of Quantum-Si in accordance with Nasdaq Listing Rule 5635(c)(4). The 2023 Inducement Plan is used exclusively for the grant of equity awards

      6/13/25 4:05:00 PM ET
      $QSI
      Industrial Machinery/Components
      Industrials

    $QSI
    Analyst Ratings

    Analyst ratings in real time. Analyst ratings have a very high impact on the underlying stock. See them live in this feed.

    See more
    • Alliance Global Partners initiated coverage on Quantum-Si with a new price target

      Alliance Global Partners initiated coverage of Quantum-Si with a rating of Buy and set a new price target of $3.75

      2/7/25 8:29:38 AM ET
      $QSI
      Industrial Machinery/Components
      Industrials
    • H.C. Wainwright initiated coverage on Quantum-Si with a new price target

      H.C. Wainwright initiated coverage of Quantum-Si with a rating of Buy and set a new price target of $3.00

      12/8/23 7:55:31 AM ET
      $QSI
      Industrial Machinery/Components
      Industrials
    • Quantum-Si downgraded by Canaccord Genuity with a new price target

      Canaccord Genuity downgraded Quantum-Si from Buy to Hold and set a new price target of $2.00 from $3.50 previously

      9/25/23 9:04:14 AM ET
      $QSI
      Industrial Machinery/Components
      Industrials