Bay Pond reports 1.24M shares (4.44%) in FirstSun

FirstSun Capital Bancorp reports an amended Schedule 13G showing Bay Pond Partners, L.P. beneficially owns 1,240,182 shares of common stock, representing 4.44% of the class.

Rhea-AI Filing Summary

FirstSun Capital Bancorp reports an amended Schedule 13G showing Bay Pond Partners, L.P. beneficially owns 1,240,182 shares of common stock, representing 4.44% of the class. The filing (Amendment No. 1) cites shared voting and dispositive power over the 1,240,182 shares. The submission is signed by an authorized person on 05/15/2026.

Insights

Institutional Ownership Strategist

Large holder reports a sub-5% passive stake with shared control

Bay Pond Partners, L.P. is reported as a 4.44% holder of FirstSun Capital Bancorp common stock, with shared voting and dispositive power over 1,240,182 shares. The Schedule 13G/A form indicates passive investor reporting rather than an active activist filing.

The statement is an ownership snapshot; timing and voting coordination with other holders are not described. Subsequent filings would show any change to ownership or voting intent.

Compliance / SEC Filings Analyst

Amendment signature and dates align with standard Schedule 13G/A procedure

The filing lists issuer CUSIP 33767U107 and identifies the filer as Bay Pond Partners, L.P., c/o Wellington Management Company LLP. The signature block shows an authorized person signed on 05/15/2026, consistent with an amended disclosure.

No change in percentage ownership beyond the reported 4.44% is disclosed; any material change above 5% would trigger different reporting obligations.

Key Figures

Beneficial ownership: 1,240,182 shares Percent of class: 4.44% CUSIP: 33767U107 +2 more

5 metrics

Beneficial ownership 1,240,182 shares Amount beneficially owned (Item 4(a))

Percent of class 4.44% Percent of class (Item 4(b))

CUSIP 33767U107 Issuer CUSIP listed on cover

Shared voting power 1,240,182 shares Shared voting power (Item 4(c)(ii))

Filing signature date 05/15/2026 Signed by authorized person

Key Terms

Schedule 13G/A, Beneficially owned, Shared voting power

3 terms

Schedule 13G/A regulatory

"Amendment No. 1; Schedule 13G/A appears as the form type"

A Schedule 13G/A is an amended public filing with the U.S. securities regulator that updates a previous Schedule 13G, disclosing when an individual or group holds a substantial (typically over 5%) stake in a company and is claiming a passive, non‑controlling intent. Investors monitor these updates because rising or falling holdings can signal changing confidence, potential future moves, or shifts in voting power — like watching a public ledger where large shareholders quietly adjust their positions.

Beneficially owned financial

"Amount beneficially owned: 1,240,182 (Item 4(a))"

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.

Shared voting power regulatory

"Shared Voting Power 1,240,182.00 (cover and Item 4(c)(ii))"

Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does Bay Pond Partners' 4.44% stake in FirstSun Capital Bancorp (FSUN) mean?

It means Bay Pond Partners, L.P. beneficially owns 1,240,182 shares, representing 4.44% of the class. The filing reports shared voting and dispositive power over those shares and is presented as an amended Schedule 13G.

Is Bay Pond Partners an active activist in the FirstSun filing (FSUN)?

The Schedule 13G/A indicates passive ownership reporting rather than an active 13D disclosure. The filing lists shared voting power but does not state activist intent, proposals, or plans to change control.

When was the amended ownership disclosed for Bay Pond Partners on FSUN?

The signature block shows the amendment was signed by an authorized person on 05/15/2026. The cover references Amendment No. 1 and the issuer CUSIP 33767U107 for FirstSun Capital Bancorp.

Who is the filer and what address is listed in the FSUN Schedule 13G/A?

The filer is Bay Pond Partners, L.P., with an address c/o Wellington Management Company LLP, 280 Congress Street, Boston, MA 02210, as shown in the filing's Item 2 section.

What voting and dispositive powers are reported by Bay Pond Partners in FSUN?

The filing reports 0 sole voting power and 1,240,182 shared voting power; it also reports 0 sole dispositive power and 1,240,182 shared dispositive power over the shares.

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

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Accepted by SEC EDGAR 05/15/2026 - 08:12 AM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

FirstSun Capital Bancorp

(Name of Issuer)

Common Stock

(Title of Class of Securities)

33767U107

(CUSIP Number)

03/31/2026

(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): 33767U107

1

Names of Reporting Persons

Bay Pond Partners, L.P.

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 0.00
6	Shared Voting Power 1,240,182.00
7	Sole Dispositive Power 0.00
8	Shared Dispositive Power 1,240,182.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,240,182.00

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)

4.4 %

12

Type of Reporting Person (See Instructions)

PN

SCHEDULE 13G

Item 1.
(a)	Name of issuer: FirstSun Capital Bancorp
(b)	Address of issuer's principal executive offices: 1400 16th Street, Suite 250, Denver CO 80202
Item 2.
(a)	Name of person filing: Bay Pond Partners, L.P.
(b)	Address or principal business office or, if none, residence: c/o Wellington Management Company LLP, 280 Congress Street, Boston MA 02210
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: 33767U107
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: 1,240,182
(b)	Percent of class: 4.44 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 0
	(ii) Shared power to vote or to direct the vote: 1,240,182
	(iii) Sole power to dispose or to direct the disposition of: 0
	(iv) Shared power to dispose or to direct the disposition of: 1,240,182
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
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 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.

Bay Pond Partners, L.P.

Signature:	Ihsan Speede
Name/Title:	Authorized Person
Date:	05/15/2026

Comments accompanying signature: Wellington Alternative Investments LLC; Its General Partner Signature: Ihsan Speede Name/Title: Authorized Person Date: 05/15/2026