STOCK TITAN

ADMA Biologics (NASDAQ: ADMA) director adds 12,500 shares in open-market buy

Filing Impact
(Moderate)
Filing Sentiment
(Positive)
Form Type
4

Rhea-AI Filing Summary

ADMA Biologics director Jerrold B. Grossman bought additional shares of company stock. On May 12, 2026, he made an open-market purchase of 12,500 shares of ADMA common stock at $8.01 per share. Following this transaction, he directly holds 513,884 common shares, which includes 10,690 RSUs granted on February 9, 2026 that vest in two equal installments on August 9, 2026 and February 9, 2027, along with 503,194 owned shares. He also has several indirect holdings: 175 shares through Brookwood LLC, 38,294 shares through the Jerrold Grossman 2019 Irrevocable Trust, 31,381 shares held by Genesis Foundation Inc., and 22,857 shares owned by his wife.

Positive

  • None.

Negative

  • None.
Insider Grossman Jerrold B
Role null
Bought 12,500 shs ($100K)
Type Security Shares Price Value
Purchase Common Stock 12,500 $8.01 $100K
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
holding Common Stock -- -- --
Holdings After Transaction: Common Stock — 513,884 shares (Direct, null); Common Stock — 22,857 shares (Indirect, See footnote)
Footnotes (1)
  1. Represents an open market purchase in a single transaction. Includes, as of the transaction date, (i) 10,690 RSUs granted on February 9, 2026, half of which will vest on August 9, 2026, and the other half of which will vest on February 9, 2027, subject to the Reporting Person's continued service as of each such vesting date; and (ii) 503,194 shares of common stock owned by the Reporting Person. These shares are owned by Brookwood LLC ("Brookwood"). The Reporting Person is the managing member of Brookwood. These shares are owned by the Jerrold Grossman 2019 Irrevocable Trust, of which Dr. Grossman serves as investment trustee. These shares are owned by Genesis Foundation Inc. ("Genesis"). The Reporting Person is the President of Genesis. These shares are owned by the Reporting Person's wife.
Shares purchased 12,500 shares Open-market buy on May 12, 2026
Purchase price <money>$8.01</money> per share Open-market transaction
Direct holdings post-transaction 513,884 shares Common stock directly held after purchase
RSUs granted 10,690 RSUs Granted February 9, 2026, vesting in two tranches
Common shares within direct total 503,194 shares Owned common stock as of transaction date
Brookwood LLC holdings 175 shares Indirect ownership via Brookwood LLC
2019 Irrevocable Trust holdings 38,294 shares Jerrold Grossman 2019 Irrevocable Trust
Genesis Foundation holdings 31,381 shares Held by Genesis Foundation Inc.
open market purchase financial
"Represents an open market purchase in a single transaction."
An open market purchase is when a company buys its own shares on public stock exchanges the same way any investor would, rather than through a private deal. Investors care because these purchases reduce the number of shares available, can boost earnings per share and share price, signal that management thinks the stock is undervalued, and use company cash that might otherwise go to reinvestment or dividends — like a business quietly buying back its own tickets at the box office.
RSUs financial
"Includes, as of the transaction date, (i) 10,690 RSUs granted on February 9, 2026,"
RSUs, or restricted stock units, are a form of company shares given to employees as part of their compensation. They are typically awarded with certain restrictions, such as a waiting period before they can be fully owned or sold, similar to earning a gift that becomes fully yours over time. For investors, RSUs can impact a company's stock offerings and reflect how much the company relies on stock-based incentives to attract and retain talent.
irrevocable trust financial
"These shares are owned by the Jerrold Grossman 2019 Irrevocable Trust,"
An irrevocable trust is a legal arrangement where an owner transfers assets into a separate entity managed by a trustee and gives up the power to modify or reclaim those assets. For investors it matters because putting stock or other holdings into such a trust can change who controls and benefits from the assets, affect taxes and creditor protection, and influence how easy it is to sell or value those holdings—like placing valuables in a locked safe overseen by someone else.
indirect ownership financial
"direct_or_indirect: "I", nature_of_ownership: "See footnote""
restricted stock units financial
"10,690 RSUs granted on February 9, 2026, half of which will vest"
Restricted stock units are a type of company reward where employees are promised shares of stock, but they only fully own these shares after meeting certain conditions, like staying with the company for a set time. They matter because they can become valuable assets and are often used to motivate employees to help the company succeed.
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*
Grossman Jerrold B

(Last)(First)(Middle)
C/O ADMA BIOLOGICS, INC.
465 STATE ROUTE 17

(Street)
RAMSEY NEW JERSEY 07446

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
ADMA BIOLOGICS, INC. [ ADMA ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
XDirector10% Owner
Officer (give title below)Other (specify below)
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/12/2026
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 Stock05/12/2026P12,500A$8.01513,884(1)(2)D
Common Stock22,857ISee footnote(3)
Common Stock31,381ISee footnote(4)
Common Stock38,294ISee footnote(5)
Common Stock175ISee footnote(6)
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. Represents an open market purchase in a single transaction.
2. Includes, as of the transaction date, (i) 10,690 RSUs granted on February 9, 2026, half of which will vest on August 9, 2026, and the other half of which will vest on February 9, 2027, subject to the Reporting Person's continued service as of each such vesting date; and (ii) 503,194 shares of common stock owned by the Reporting Person.
3. These shares are owned by Brookwood LLC ("Brookwood"). The Reporting Person is the managing member of Brookwood.
4. These shares are owned by the Jerrold Grossman 2019 Irrevocable Trust, of which Dr. Grossman serves as investment trustee.
5. These shares are owned by Genesis Foundation Inc. ("Genesis"). The Reporting Person is the President of Genesis.
6. These shares are owned by the Reporting Person's wife.
/s/ Dr. Jerrold B. Grossman, by Adam S. Grossman as Attorney-in-fact05/14/2026
** 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)

FAQ

What did ADMA (ADMA) director Jerrold Grossman do in this Form 4 filing?

Director Jerrold B. Grossman reported buying 12,500 shares of ADMA common stock in an open-market transaction. The filing also updates his total direct and indirect holdings, including RSUs, trusts, an LLC, a foundation, and shares owned by his wife.

How many ADMA (ADMA) shares did Jerrold Grossman buy and at what price?

Jerrold Grossman purchased 12,500 ADMA common shares at a price of $8.01 per share. This was an open-market purchase in a single transaction, indicating he increased his direct equity position in the company on that date.

What are Jerrold Grossman’s direct ADMA (ADMA) holdings after this transaction?

After the transaction, Grossman directly holds 513,884 ADMA common shares. This total includes 10,690 restricted stock units granted February 9, 2026, and 503,194 shares of common stock that he already owned as of the transaction date.

What RSUs does Jerrold Grossman hold in ADMA (ADMA) and when do they vest?

Grossman holds 10,690 ADMA restricted stock units granted February 9, 2026. Half are scheduled to vest on August 9, 2026, and the remaining half on February 9, 2027, contingent on his continued service with the company through those vesting dates.

What indirect ADMA (ADMA) shareholdings are associated with Jerrold Grossman?

Indirectly, 175 shares are held by Brookwood LLC, 38,294 by the Jerrold Grossman 2019 Irrevocable Trust, 31,381 by Genesis Foundation Inc., and 22,857 by his wife. The filing notes his roles in these entities and that his wife owns her shares.

Is the ADMA (ADMA) transaction described as an open-market purchase?

Yes. A footnote states the 12,500-share transaction is an open-market purchase in a single trade. This means Grossman bought shares directly on the market rather than through an option exercise or other derivative-related transaction.