STOCK TITAN

HCW Biologics Inc. (HCWB) SVP acquires 7,736 shares, eligible for matching warrants

(Neutral)
(Positive)
Form Type
4

Rhea-AI Filing Summary

HCW Biologics Inc. SVP of Business Development Lee Flowers purchased 7,736 shares of common stock at $2.585 per share on July 29, 2026, increasing his direct holdings to 8,691 shares. The shares were bought directly from the issuer in a private placement under a Securities Purchase Agreement exempt from registration. Flowers is also entitled to receive common warrants exercisable for up to 7,736 additional shares, with issuance subject to stockholder approval under Nasdaq Listing Rule 5635(d); upon issuance, these warrants would be immediately exercisable and expire 5.5 years after issuance.

Positive

  • None.

Negative

  • None.
Insider Flowers Lee
Role SVP of Business Development
Bought 7,736 shs ($20K)
Type Security Shares Price Value
Purchase Common Stock F1 7,736 $2.585 $20K
Holdings After Transaction: Common Stock — 8,691 shares (Direct)
Footnotes (1)
  1. F1. The reporting person purchased these shares directly from the issuer in a private placement under a Securities Purchase Agreement dated July 29, 2026 ("SPA"), which purchase is exempt from the registration requirements of Section 5 of the Securities Exchange Act of 1934, as amended, pursuant to Section 4(a)(2) thereof and/or Rule 506(b) of Regulation D thereunder. Additionally, the reporting person is entitled to receive common warrants exercisable for an aggregate of up to 7,736 shares of common stock. Under the terms of the SPA, issuance of the common warrants is subject to stockholder approval under Nasdaq Listing Rule 5635(d). Upon issuance, the common warrants will be exercisable immediately and expire 5.5 years from date of issuance.
Shares purchased 7,736 shares Common stock acquired by Lee Flowers on July 29, 2026
Purchase price $2.585 per share Price paid for HCW Biologics common stock in private placement
Post-transaction holdings 8,691 shares Total common shares directly held by Lee Flowers after the purchase
Warrant entitlement 7,736 shares Maximum common shares underlying warrants Flowers is entitled to receive
Warrant term 5.5 years Warrants expire 5.5 years from their date of issuance
private placement financial
"purchased these shares directly from the issuer in a private placement under a Securities Purchase Agreement"
A private placement is a sale of securities directly to a selected group of investors, typically institutions or accredited investors, instead of through a public offering. It lets a company raise money faster and with fewer regulatory steps; for existing shareholders it matters because the newly issued shares, often sold at a discount, increase the share count and can dilute their ownership.
Securities Purchase Agreement financial
"directly from the issuer in a private placement under a Securities Purchase Agreement dated July 29, 2026"
A securities purchase agreement is a written contract between a buyer and a seller outlining the terms for buying or selling financial assets such as stocks or bonds. It specifies details like the price, quantity, and conditions of the transaction, similar to a shopping list with agreed-upon terms. For investors, it provides clarity and legal protection when transferring ownership of these financial instruments.
Nasdaq Listing Rule 5635(d) regulatory
"issuance of the common warrants is subject to stockholder approval under Nasdaq Listing Rule 5635(d)"
Nasdaq Listing Rule 5635(d) is a stock-exchange rule that determines when a company must get shareholder approval before issuing new shares tied to conversions or exercises of existing convertible securities, options or warrants. It matters to investors because it controls potential dilution of their holdings and changes in voting power—think of it like a rule that decides whether a previously agreed‑upon coupon can be redeemed without asking the group again.
Rule 506(b) of Regulation D regulatory
"pursuant to Section 4(a)(2) thereof and/or Rule 506(b) of Regulation D thereunder"
Rule 506(b) of Regulation D is a set of rules that allows companies to raise money from investors without having to register with the government, as long as they follow certain guidelines. It lets companies offer securities to a limited number of investors, often trusted or experienced ones, making it easier and quicker to raise funds compared to traditional methods. This rule matters to investors because it provides access to private investment opportunities that are generally less regulated but still require careful consideration.
Section 4(a)(2) regulatory
"exempt from the registration requirements of Section 5 of the Securities Exchange Act of 1934, as amended, pursuant to Section 4(a)(2)"
Section 4(a)(2) is a part of U.S. securities laws that allows companies to sell their stock directly to certain investors without registering the sale with regulators. This process is often used for private placements, making it easier and faster for companies to raise money from knowledgeable or institutional investors. It matters to investors because it provides an alternative way to buy shares, often with fewer disclosures and lower costs.

AI-generated analysis. How Rhea-AI works. Not financial advice.

See more from StockTitan in Google Search and AI answers. Adds StockTitan as a preferred source · opens Google
Add on Google
Learn about SEC filing dates

FAQ

What did HCW Biologics (HCWB) insider Lee Flowers purchase?

Lee Flowers purchased 7,736 shares of HCW Biologics common stock at $2.585 per share on July 29, 2026, buying directly from the issuer in a private placement under a Securities Purchase Agreement exempt from registration.

How many HCW Biologics (HCWB) shares does Lee Flowers hold after this transaction?

After the reported purchase, Lee Flowers directly holds 8,691 shares of HCW Biologics common stock. This reflects an increase of 7,736 shares acquired in the July 29, 2026 private placement transaction with the company.

Was the HCW Biologics (HCWB) insider purchase an open-market transaction?

No. The 7,736-share acquisition by Lee Flowers was a private placement directly from HCW Biologics under a Securities Purchase Agreement dated July 29, 2026, rather than an open-market or brokerage trade.

What warrants is HCW Biologics (HCWB) insider Lee Flowers entitled to receive?

In addition to shares, Lee Flowers is entitled to common warrants exercisable for up to 7,736 shares of common stock. Issuance of these warrants requires stockholder approval and, once issued, they will be immediately exercisable and expire 5.5 years later.

Under what exemptions was the HCW Biologics (HCWB) private placement to Lee Flowers made?

The private placement to Lee Flowers is exempt from registration under Section 4(a)(2) of the Securities Act of 1933 and/or Rule 506(b) of Regulation D, as referenced in the Securities Purchase Agreement dated July 29, 2026.
SEC Form 4
FORM 4UNITED 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*
Flowers Lee

(Last)(First)(Middle)
C/O HCW BIOLOGICS, INC.
2929 N. COMMERCE PARKWAY

(Street)
MIRAMAR, FLORIDA 33025

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
HCW Biologics Inc. [ HCWB ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
SVP of Business Development
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
07/29/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

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)
CodeVAmount(A) or (D)Price
Common Stock07/29/2026P(1)7,736A$2.5858,691D
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)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
1. The reporting person purchased these shares directly from the issuer in a private placement under a Securities Purchase Agreement dated July 29, 2026 ("SPA"), which purchase is exempt from the registration requirements of Section 5 of the Securities Exchange Act of 1934, as amended, pursuant to Section 4(a)(2) thereof and/or Rule 506(b) of Regulation D thereunder. Additionally, the reporting person is entitled to receive common warrants exercisable for an aggregate of up to 7,736 shares of common stock. Under the terms of the SPA, issuance of the common warrants is subject to stockholder approval under Nasdaq Listing Rule 5635(d). Upon issuance, the common warrants will be exercisable immediately and expire 5.5 years from date of issuance.
/s/ Nicole Valdivieso, as Attorney-in-Fact for Lee Flowers07/31/2026
** Signature of Reporting PersonDate
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.
* Form 4: SEC 1474 (03-26)