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Onterris, Inc. (ONT) has a significant institutional holder, as FMR LLC reported on Schedule 13G that it beneficially owned 4,461,078 shares of common stock, representing 12.7% of the class as of August 31, 2026. FMR LLC reported sole dispositive power over all of these shares and sole voting power over 4,460,854 shares.
Abigail P. Johnson is also reported as a beneficial owner of the same 4,461,078 shares (12.7%), with sole dispositive power and no voting power. Within this position, Fidelity Value Fund held 2,311,528 shares of Onterris common stock, equal to 6.6% of the outstanding common stock as of August 31, 2026.
Key Figures
Beneficial ownership by FMR LLC:4,461,078 sharesPercent of class held by FMR LLC:12.7%FMR LLC sole voting power:4,460,854 shares+3 more
6 metrics
Beneficial ownership by FMR LLC4,461,078 sharesOnterris common stock beneficially owned as of August 31, 2026
Percent of class held by FMR LLC12.7%Percentage of Onterris common stock class as of August 31, 2026
FMR LLC sole voting power4,460,854 sharesShares of Onterris common stock over which FMR LLC has sole voting power
FMR LLC sole dispositive power4,461,078 sharesShares of Onterris common stock over which FMR LLC has sole dispositive power
Fidelity Value Fund holdings2,311,528 sharesOnterris common stock held by Fidelity Value Fund, 6.6% of outstanding as of August 31, 2026
Fidelity Value Fund percent of class6.6%Percentage of total outstanding Onterris common stock held as of August 31, 2026
Key Terms
beneficially owned, Sole Voting Power, Sole Dispositive Power, Schedule 13G, +1 more
5 terms
beneficially ownedfinancial
"Amount beneficially owned: 4461078.00"
Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.
Sole Voting Powerfinancial
"5 | Sole Voting Power 4,460,854.00"
Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.
Sole Dispositive Powerfinancial
"7 | Sole Dispositive Power 4,461,078.00"
Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.
Schedule 13Gregulatory
"Please see Exhibit 99 for 13d-1(k) (1) agreement."
A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.
percent of classfinancial
"Percent of class: 12.7 %"
Percent of class is the portion of a specific category of securities—such as a company’s common shares, preferred shares, or a bond series—that takes part in or approves a corporate action (vote, consent, tender, etc.). Investors watch this number because it reveals how much support or opposition exists within that particular shareholder group; like counting how many members of a club back a proposal, it can determine whether a plan passes or how influence is distributed.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
What percentage of Onterris, Inc. (ONT) shares does FMR LLC report owning?
FMR LLC reports beneficial ownership of 4,461,078 Onterris common shares, representing 12.7% of the class as of August 31, 2026. It also reports sole dispositive power over all these shares and sole voting power over 4,460,854 shares.
How many Onterris (ONT) shares does Fidelity Value Fund hold?
Fidelity Value Fund held 2,311,528 shares of Onterris common stock, equal to 6.6% of the total outstanding common stock as of August 31, 2026. This position is part of the larger stake reported by FMR LLC.
What stake in Onterris (ONT) is attributed to Abigail P. Johnson in this Schedule 13G?
Abigail P. Johnson is reported as beneficially owning 4,461,078 shares of Onterris common stock, representing 12.7% of the class, with sole dispositive power and no reported voting power over these shares.
What voting and dispositive powers over Onterris (ONT) stock does FMR LLC report?
FMR LLC reports sole voting power over 4,460,854 shares and sole dispositive power over 4,461,078 shares of Onterris common stock, with no shared voting or shared dispositive power as of August 31, 2026.
Why was this Schedule 13G filed for Onterris, Inc. (ONT)?
The Schedule 13G was filed because FMR LLC and related reporting persons beneficially own more than 5% of Onterris’s common stock. The filing reports a 12.7% beneficial ownership position and identifies entities with rights to dividends or sale proceeds.
Which entities have rights to income or proceeds from Onterris (ONT) shares held by FMR LLC?
The filing states that one or more other persons have rights to receive dividends or sale proceeds from the Onterris common stock, specifically noting that Fidelity Value Fund held 2,311,528 shares (6.6%) as of August 31, 2026.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
ONTERRIS INC
(Name of Issuer)
COMMON STOCK
(Title of Class of Securities)
615111101
(CUSIP Number)
08/31/2026
(Date of Event Which Requires Filing of this Statement)
Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
615111101
1
Names of Reporting Persons
FMR LLC
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
4,460,854.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
4,461,078.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
4,461,078.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
12.7 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP Number(s):
615111101
1
Names of Reporting Persons
Abigail P. Johnson
2
Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
3
Sec Use Only
4
Citizenship or Place of Organization
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
0.00
7
Sole Dispositive Power
4,461,078.00
8
Shared Dispositive Power
0.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
4,461,078.00
10
Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
11
Percent of class represented by amount in row (9)
12.7 %
12
Type of Reporting Person (See Instructions)
IN
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
ONTERRIS INC
(b)
Address of issuer's principal executive offices:
4 PARK PLAZA,SUITE 790,IRVINE,CA,USA,92614
Item 2.
(a)
Name of person filing:
FMR LLC
(b)
Address or principal business office or, if none, residence:
245 Summer Street, Boston, Massachusetts 02210
(c)
Citizenship:
Not applicable
(d)
Title of class of securities:
COMMON STOCK
(e)
CUSIP Number(s):
615111101
Item 3.
If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)
Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)
Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)
Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)
Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)
An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)
An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)
A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)
A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)
A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)
A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution:
(k)
Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.
Ownership
(a)
Amount beneficially owned:
4461078.00
(b)
Percent of class:
12.7 %
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
Please see the responses to Items 5 and 6 on the cover page.
(ii) Shared power to vote or to direct the vote:
0.00
(iii) Sole power to dispose or to direct the disposition of:
4461078.00
(iv) Shared power to dispose or to direct the disposition of:
0.00
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
One or more other persons are known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the COMMON STOCK of ONTERRIS INC. The interest of Fidelity Value Fund, in the COMMON STOCK of ONTERRIS INC, amounted to 2311528.00 shares or 6.6% of the total outstanding COMMON STOCK at 08/31/2026.
Item 7.
Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
If a parent holding company has filed this schedule, pursuant to Rule 13d-1(b)(ii)(G), so indicate under Item 3(g) and attach an exhibit stating the identity and the Item 3 classification of the relevant subsidiary. If a parent holding company has filed this schedule pursuant to Rule 13d-1(c) or Rule 13d-1(d), attach an exhibit stating the identification of the relevant subsidiary.
See attached Exhibit 99.
Item 8.
Identification and Classification of Members of the Group.
Not Applicable
Item 9.
Notice of Dissolution of Group.
Not Applicable
Item 10.
Certifications:
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under § 240.14a-11.
SIGNATURE
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
FMR LLC
Signature:
Stephanie J. Brown
Name/Title:
Duly authorized under Power of Attorney effective as of January 3, 2023, by and on behalf of FMR LLC and its direct and indirect subsidiaries*
Date:
09/04/2026
Abigail P. Johnson
Signature:
Stephanie J. Brown
Name/Title:
Duly authorized under Power of Attorney effective as of January 26, 2023, by and on behalf of Abigail P. Johnson**
Date:
09/04/2026
Comments accompanying signature: * This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 10, 2023, accession number: 0000315066-23-000003.
** This power of attorney is incorporated herein by reference to Exhibit 24 to the Schedule 13G filed by FMR LLC on January 31, 2023, accession number: 0000315066-23-000038.
