• 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
PublishGo to App
    Quantisnow Logo

    © 2025 quantisnow.com
    Democratizing insights since 2022

    Services
    Live news feedsRSS FeedsAlertsPublish with Us
    Company
    AboutQuantisnow PlusContactJobsAI superconnector for talent & startupsNEWLLM Arena
    Legal
    Terms of usePrivacy policyCookie policy

    Director Smith Stan bought $69,999 worth of shares (57,189 units at $1.22) (SEC Form 4)

    12/23/25 8:18:50 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care
    Get the next $MAIA 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*
    Smith Stan

    (Last) (First) (Middle)
    444 WEST LAKE STREET, SUITE 1700

    (Street)
    CHICAGO IL 60606

    (City) (State) (Zip)
    2. Issuer Name and Ticker or Trading Symbol
    MAIA Biotechnology, Inc. [ MAIA ]
    5. Relationship of Reporting Person(s) to Issuer
    (Check all applicable)
    X Director 10% Owner
    Officer (give title below) Other (specify below)
    3. Date of Earliest Transaction (Month/Day/Year)
    12/22/2025
    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
    Common Stock 12/22/2025 P 57,189(1) A $1.224 1,421,478 I See Footnote(2)
    Common Stock 4,580 I See footnote(3)
    Common Stock 4,580 I See footnote(4)
    Common Stock 4,580 I See footnote(5)
    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 Options $1.36 12/22/2025 P 57,189(6) 06/22/2026 12/22/2028 Common Stock 57,189 $1.36 57,189 I See footnote(7)
    Explanation of Responses:
    1. The common stock was purchased pursuant to a Securities Purchase Agreement and were issued under the Issuer's 2021 Equity Incentive Plan on December 22, 2025.
    2. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.
    3. These securities are beneficially owned by Mr. Smith through the Blake Sarai Teitei Smith IL Unif Trns Min Act. They are beneficially owned by Mr. Smith's family member. The reporting person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
    4. These securities are beneficially owned by Mr. Smith through the Gage Quentin Smith IL Unif Trns Min Act. They are beneficially owned by Mr. Smith's family member. The reporting person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
    5. These securities are beneficially owned by Mr. Smith through the Travis Deo Zai Zai Smith IL Unif Trns Min Act. They are beneficially owned by Mr. Smith's family member. The reporting person disclaims beneficial ownership of these shares except to the extent of his pecuniary interest therein.
    6. These warrants were purchased pursuant to a Securities Purchase Agreement and were deemed options under the Issuer's 2021 Equity Incentive Plan on December 22, 2025. The options are exercisable beginning on the sixth month anniversary of the issuance date and expire 3-years after the initial issuance date.
    7. These securities are beneficially owned by Mr. Smith through The Stan V. Smith Trust Dated 1993.
    /s/ Stan V. Smith 12/22/2025
    ** 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 $MAIA alert in real time by email

    Crush Q1 2026 with the Best AI Superconnector

    Stay ahead of the competition with Standout.work - your AI-powered talent-to-startup matching platform.

    AI-Powered Inbox
    Context-aware email replies
    Strategic Decision Support
    Get Started with Standout.work

    Recent Analyst Ratings for
    $MAIA

    DatePrice TargetRatingAnalyst
    More analyst ratings

    $MAIA
    Press Releases

    Fastest customizable press release news feed in the world

    View All

    MAIA Biotechnology Board Members Continue to Participate in Private Placement Financings

    Purchases reflect strong confidence in the scientific differentiation and commercial potential of ateganosine CHICAGO, Dec. 24, 2025 (GLOBE NEWSWIRE) -- MAIA Biotechnology, Inc. (NYSE:MAIA) ("MAIA", the "Company"), a clinical-stage biopharmaceutical company focused on developing targeted immunotherapies for cancer, today announced that independent directors including Adelina Louie Ngar Yee and Stan V. Smith, Ph.D. purchased common stock and warrants in the recent private placement offering which closed on December 22, 2025. Three directors purchased a total of 179,737 shares and 179,737 warrants with an average purchase price of $1.224. Dr. Smith has invested in all of MAIA's funding rou

    12/24/25 8:01:00 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    MAIA Biotechnology Announces $1.51 Million Private Placement

    CHICAGO, IL, Dec. 16, 2025 (GLOBE NEWSWIRE) -- MAIA Biotechnology, Inc., (NYSE:MAIA) ("MAIA", the "Company"), a clinical-stage biopharmaceutical company developing targeted immunotherapies for cancer, today announced that it has entered into definitive agreements for the purchase and sale of an aggregate of 1,233,488 shares of common stock at a purchase price of $1.224 per share, in a private placement to accredited investors and a Company director. Each share of common stock is being offered together with a warrant to purchase one share of common stock at an exercise price of $1.36 per share, which price represents the "Minimum Price" as defined under NYSE American Rule 713 (subject to cu

    12/16/25 4:15:00 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    MAIA's Ateganosine Surges Ahead with Breakthrough Momentum as Pivotal Phase 3 Trial Initiates

    CHICAGO, Dec. 11, 2025 (GLOBE NEWSWIRE) -- Ateganosine (THIO, 6-thio-2'-deoxyguanosine), a first-in-class telomere-targeting therapy under development by MAIA Biotechnology (NYSE:MAIA), appears to be gaining increasing attention in the oncology community as emerging clinical results continue to surpass expectations in advanced non-small cell lung cancer (NSCLC). With the therapy's Phase 2 trial ongoing and a pivotal Phase 3 program initiated this week, ateganosine is being closely watched as one of the most distinctive investigational approaches in solid-tumor treatment today. We believe that MAIA has positioned itself at the forefront of a new scientific category in oncology. To our know

    12/11/25 1:00:00 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $MAIA
    Insider Trading

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

    View All

    $MAIA
    SEC Filings

    View All

    $MAIA
    Insider Purchases

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

    View All

    Director Smith Stan bought $69,999 worth of shares (57,189 units at $1.22) (SEC Form 4)

    4 - MAIA Biotechnology, Inc. (0001878313) (Issuer)

    12/23/25 8:18:50 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Director Chaouki Steven M bought $49,999 worth of shares (40,849 units at $1.22), increasing direct ownership by 37% to 151,873 units (SEC Form 4)

    4 - MAIA Biotechnology, Inc. (0001878313) (Issuer)

    12/23/25 8:16:48 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Director Louie Ngar Yee bought $100,000 worth of shares (81,699 units at $1.22), increasing direct ownership by 7% to 1,248,888 units (SEC Form 4)

    4 - MAIA Biotechnology, Inc. (0001878313) (Issuer)

    12/23/25 8:14:35 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    MAIA Biotechnology Inc. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Other Events, Financial Statements and Exhibits

    8-K - MAIA Biotechnology, Inc. (0001878313) (Filer)

    12/16/25 9:57:10 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    MAIA Biotechnology Inc. filed SEC Form 8-K: Financial Statements and Exhibits

    8-K - MAIA Biotechnology, Inc. (0001878313) (Filer)

    12/11/25 4:15:36 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    MAIA Biotechnology Inc. filed SEC Form 8-K: Financial Statements and Exhibits

    8-K - MAIA Biotechnology, Inc. (0001878313) (Filer)

    12/10/25 4:15:42 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Director Smith Stan bought $69,999 worth of shares (57,189 units at $1.22) (SEC Form 4)

    4 - MAIA Biotechnology, Inc. (0001878313) (Issuer)

    12/23/25 8:18:50 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Director Chaouki Steven M bought $49,999 worth of shares (40,849 units at $1.22), increasing direct ownership by 37% to 151,873 units (SEC Form 4)

    4 - MAIA Biotechnology, Inc. (0001878313) (Issuer)

    12/23/25 8:16:48 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    Director Louie Ngar Yee bought $100,000 worth of shares (81,699 units at $1.22), increasing direct ownership by 7% to 1,248,888 units (SEC Form 4)

    4 - MAIA Biotechnology, Inc. (0001878313) (Issuer)

    12/23/25 8:14:35 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $MAIA
    Leadership Updates

    Live Leadership Updates

    View All

    MAIA Biotechnology Welcomes Leading Hepatocellular Carcinoma Clinician-Scientists to Scientific Advisory Board

    Planning for Phase 2 clinical trial in hepatocellular carcinoma (HCC) underway MAIA Biotechnology, Inc. (NYSE:MAIA) ("MAIA", the "Company"), a clinical-stage biopharmaceutical company focused on developing targeted immunotherapies for cancer, today announced the appointment of two prominent oncologists to its Scientific Advisory Board (SAB), Claudia Fulgenzi, MD, and David J. Pinato, MD, MRCP (UK), PhD. Both are specialists in hepatocellular carcinoma (HCC), a tumor type to be studied in future clinical trials of MAIA's lead candidate ateganosine (THIO) sequenced with a checkpoint inhibitor. As SAB members they will advise MAIA on designs and protocols for its company sponsored trial (C

    6/24/25 8:15:00 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    MAIA Biotechnology Announces Poster Presentation at ESMO's European Lung Cancer Congress 2025

    Poster highlights potential predictive biomarker for therapeutic response in advanced non-small cell lung cancer (NSCLC)   MAIA Biotechnology, Inc., (NYSE:MAIA) ("MAIA", the "Company"), a clinical-stage biopharmaceutical company developing targeted immunotherapies for cancer, today announced that an abstract detailing a potential predictive biomarker for THIO treatment was selected for poster presentation at the European Lung Cancer Congress 2025 (ELCC 2025) taking place, March 26-29, in Paris, France. ELCC is a program of the European Society for Medical Oncology (ESMO). "We are proud to join ELCC 2025, a premier conference focused directly on the science of thoracic oncology," said V

    3/25/25 8:46:00 AM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    MAIA Biotechnology Welcomes Prominent Medical Oncology Scientist Dr. Saadettin Kilickap to its Scientific Advisory Board

    Acclaimed academic researcher has led 40+ multicenter phase 2 and phase 3 clinical studies MAIA Biotechnology, Inc., (NYSE:MAIA) ("MAIA", the "Company"), a clinical-stage biopharmaceutical company developing targeted immunotherapies for cancer, today announced the appointment of Professor Saadettin Kilickap, M.D. to its Scientific Advisory Board (SAB). This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20240321173734/en/Professor Saadettin Kilickap, M.D., Scientific Advisor to MAIA Biotechnology (Photo: Business Wire) Dr. Kilickap is a professor at the Istinye University Faculty of Medicine, Department of Medical Oncology, Liv Hos

    3/21/24 3:00:00 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    $MAIA
    Large Ownership Changes

    This live feed shows all institutional transactions in real time.

    View All

    Amendment: SEC Form SC 13D/A filed by MAIA Biotechnology Inc.

    SC 13D/A - MAIA Biotechnology, Inc. (0001878313) (Subject)

    10/25/24 6:16:55 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    SEC Form SC 13D filed by MAIA Biotechnology Inc.

    SC 13D - MAIA Biotechnology, Inc. (0001878313) (Subject)

    10/25/24 5:12:55 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care

    SEC Form SC 13D filed by MAIA Biotechnology Inc.

    SC 13D - MAIA Biotechnology, Inc. (0001878313) (Subject)

    10/25/24 5:10:55 PM ET
    $MAIA
    Biotechnology: Pharmaceutical Preparations
    Health Care