STOCK TITAN

OmniAb, Inc. (OABI) COO Nwachuku Amechi Ekeke files initial Form 3 with no trades

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
3

Rhea-AI Filing Summary

OmniAb, Inc. officer Nwachuku Amechi Ekeke, the company’s Chief Operating Officer, filed an initial statement of beneficial ownership as a reporting person. The filing lists no reportable transactions and shows no equity holdings or derivative positions currently reported for this individual.

Positive

  • None.

Negative

  • None.
Buy transactions 0 buyCount reported in transactionSummary
Sell transactions 0 sellCount reported in transactionSummary
Net buy/sell shares 0 netBuySellShares reported as neutral activity
beneficial ownership regulatory
"initial statement of beneficial ownership as a reporting person"
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
reporting person regulatory
"filed an initial statement of beneficial ownership as a reporting person"
derivative positions financial
"shows no equity holdings or derivative positions currently reported"
Derivative positions are contracts that derive their value from an underlying asset—such as a stock, bond, currency or commodity—and include instruments like options, futures and swaps. Think of them as bets or insurance tied to an asset’s future price: they let investors amplify returns, hedge risk or take exposure without owning the asset directly, which can meaningfully increase potential gains, losses and volatility in a portfolio.
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 does the Form 3 filed for OmniAb, Inc. (OABI) by Nwachuku Amechi Ekeke represent?

The Form 3 is an initial statement of beneficial ownership by Chief Operating Officer Nwachuku Amechi Ekeke, indicating his status as a reporting person for OmniAb, Inc. without listing any current holdings.

Did the OmniAb, Inc. (OABI) Form 3 disclose any stock transactions by Nwachuku Amechi Ekeke?

No. The Form 3 shows no reported transactions, with buyCount, sellCount, and other transaction counts all indicated as 0, reflecting no recent trades tied to this initial filing.

Does Nwachuku Amechi Ekeke report any OmniAb, Inc. (OABI) share ownership on this Form 3?

The summary data indicate no equity or derivative holdings reported, with holdingEntries and derivativeTransactionCount both at 0, meaning no positions are listed at the time of this initial statement.

What is Nwachuku Amechi Ekeke’s role at OmniAb, Inc. (OABI) as shown in the Form 3?

The Form 3 identifies Nwachuku Amechi Ekeke as an officer of OmniAb, Inc., specifically holding the title of Chief Operating Officer, which makes him a reporting person under SEC rules.

Does the OmniAb, Inc. (OABI) Form 3 indicate any net buying or selling by Nwachuku Amechi Ekeke?

No. The transaction summary reports netBuySellShares of 0 and a netBuySellDirection labeled neutral, reflecting the absence of any reported purchases or sales in this filing.
SEC Form 3
FORM 3UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:3235-0104
Estimated average burden
hours per response:0.5
1. Name and Address of Reporting Person*
Nwachuku Amechi Ekeke

(Last)(First)(Middle)
5980 HORTON STREET
STE 600

(Street)
EMERYVILLE CALIFORNIA 94608

(City)(State)(Zip)

UNITED STATES

(Country)
2. Date of Event Requiring Statement (Month/Day/Year)
07/13/2026
3. Issuer Name and Ticker or Trading Symbol
OmniAb, Inc. [ OABI ]
3a. Foreign Trading Symbol
5. If Amendment, Date of Original Filed (Month/Day/Year)
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
Chief Operating Officer
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4) 2. Amount of Securities Beneficially Owned (Instr. 4) 3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 4. Nature of Indirect Beneficial Ownership (Instr. 5)
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year)3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date ExercisableExpiration DateTitleAmount or Number of Shares
Explanation of Responses:
Remarks:
No securities are beneficially owned.
By: /s/ Charles S. Berkman, Attorney-in-Fact For: Amechi Ekeke Nwachuku07/13/2026
** 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 5 (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 3: SEC 1473 (03-26)