organization · Reporting owner

Helix Holdings III LLC

Disclosed activity across 1 company

Tapewire entity: 68573
SEC CIK: 0002105798

Reported relationships

Latest disclosed role at each company.

Company	Last reported as	Report date	Published
Helix Acquisition Corp. IIIHLXC · Entity 6010	10% owner · See Remarks	January 26, 2026	January 29, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

Helix Acquisition Corp. III

Report date January 26, 2026 · Filed January 29, 2026 · Amendment

Jointly reported with Chen Bihua

Amendment: balances below belong to this corrected disclosure, not necessarily a complete replacement of earlier positions.

Security / award	Ownership account	Disclosed shares / units	Disclosure context
Class A Ordinary SharesSEC Table I · non-derivative	IndirectSee Footnote	497,500	Reported balance After 2026-01-26 transaction · row 1 Amendment: may correct only part of an earlier disclosure. 1 source row Row 1 · 2026-01-26 · Grant · Acquired 497,500 · Balance 497,500 F1: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund, LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly.
Class A Ordinary SharesSEC Table I · non-derivative	IndirectSee Footnote	800,000	Reported balance After 2026-01-26 transaction · row 2 Amendment: may correct only part of an earlier disclosure. 1 source row Row 2 · 2026-01-26 · Purchase · Acquired 800,000 · Balance 800,000 F2: This form amends a Form 4 previously filed for the Reporting Person on January 26, 2026 to correct the number of shares that should have been reported on such date, which now includes shares purchased by Cormorant Global Healthcare Master Fund, LP in the Issuer's initial public offering, as described in further detail in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"). F3: Cormorant Global Healthcare Master Fund, LP is the record holder of such securities. Ms. Chen is the managing member of Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares of record held thereby. Ms. Chen disclaims any beneficial ownership of the securities held by Cormorant Global Healthcare Master Fund, LP other than to the extent of any pecuniary interest she may have therein, directly or indirectly.
Class B Ordinary SharesSEC Table II · derivative / convertible security	IndirectSee Footnote	4,252,500	Reported balance After 2026-01-22 transaction · row 3 Amendment: may correct only part of an earlier disclosure. 1 source row Row 3 · 2026-01-22 · Other · Acquired 718,750 · Balance 4,252,500 F4: As described in the Registration Statement, under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F5: On January 22, 2026, the Issuer effected a share capitalization with respect to the Class B ordinary shares, resulting in the issue and allotment of 718,750 Class B ordinary shares to Helix Holdings III LLC. F1: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund, LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly.

Filing footnotes · ownership attribution and instrument terms

F1: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund, LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly.

F2: This form amends a Form 4 previously filed for the Reporting Person on January 26, 2026 to correct the number of shares that should have been reported on such date, which now includes shares purchased by Cormorant Global Healthcare Master Fund, LP in the Issuer's initial public offering, as described in further detail in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement").

F3: Cormorant Global Healthcare Master Fund, LP is the record holder of such securities. Ms. Chen is the managing member of Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares of record held thereby. Ms. Chen disclaims any beneficial ownership of the securities held by Cormorant Global Healthcare Master Fund, LP other than to the extent of any pecuniary interest she may have therein, directly or indirectly.

F4: As described in the Registration Statement, under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date.

F5: On January 22, 2026, the Issuer effected a share capitalization with respect to the Class B ordinary shares, resulting in the issue and allotment of 718,750 Class B ordinary shares to Helix Holdings III LLC.

Transaction history

JSON API

Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction date	Company	Activity / security	Shares / units	Reported price	Reported value	Details
January 26, 2026 Filed Jan 26, 2026 22:02 UTC	Helix Acquisition Corp. III HLXC · Entity 6010	GrantClass A Ordinary Shares	497,500	$10.00	$4,975,000.00	Disclosure SEC source: 0001213900-26-007772 · ownership.xml · nonDerivative · entry 1 Chen Bihua · CIK 0001599214 · Director · Chairperson and CEO · 10% owner Helix Holdings III LLC · CIK 0002105798 · 10% owner · See Remarks Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 497,500 F1 · ownership.direct: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund ("Cormorant Master Fund"), LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Master Fund and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. F1 · ownership.nature: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund ("Cormorant Master Fund"), LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Master Fund and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. Read SEC document
January 26, 2026 Filed Jan 29, 2026 01:36 UTC Amendment	Helix Acquisition Corp. III HLXC · Entity 6010	PurchaseClass A Ordinary Shares	800,000	$10.00	$8,000,000.00	Disclosure SEC source: 0001213900-26-009021 · ownership.xml · nonDerivative · entry 2 Chen Bihua · CIK 0001599214 · Director · Chairperson and CEO · 10% owner Helix Holdings III LLC · CIK 0002105798 · 10% owner · See Remarks Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 800,000 F2 · ownership.direct: This form amends a Form 4 previously filed for the Reporting Person on January 26, 2026 to correct the number of shares that should have been reported on such date, which now includes shares purchased by Cormorant Global Healthcare Master Fund, LP in the Issuer's initial public offering, as described in further detail in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"). F3 · ownership.direct: Cormorant Global Healthcare Master Fund, LP is the record holder of such securities. Ms. Chen is the managing member of Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares of record held thereby. Ms. Chen disclaims any beneficial ownership of the securities held by Cormorant Global Healthcare Master Fund, LP other than to the extent of any pecuniary interest she may have therein, directly or indirectly. F2 · ownership.nature: This form amends a Form 4 previously filed for the Reporting Person on January 26, 2026 to correct the number of shares that should have been reported on such date, which now includes shares purchased by Cormorant Global Healthcare Master Fund, LP in the Issuer's initial public offering, as described in further detail in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"). F3 · ownership.nature: Cormorant Global Healthcare Master Fund, LP is the record holder of such securities. Ms. Chen is the managing member of Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares of record held thereby. Ms. Chen disclaims any beneficial ownership of the securities held by Cormorant Global Healthcare Master Fund, LP other than to the extent of any pecuniary interest she may have therein, directly or indirectly. Read SEC document
January 26, 2026 Filed Jan 29, 2026 01:36 UTC Amendment	Helix Acquisition Corp. III HLXC · Entity 6010	GrantClass A Ordinary Shares	497,500	$10.00	$4,975,000.00	Disclosure SEC source: 0001213900-26-009021 · ownership.xml · nonDerivative · entry 1 Chen Bihua · CIK 0001599214 · Director · Chairperson and CEO · 10% owner Helix Holdings III LLC · CIK 0002105798 · 10% owner · See Remarks Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 497,500 F1 · ownership.direct: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund, LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. F1 · ownership.nature: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund, LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. Read SEC document
January 22, 2026 Filed Jan 26, 2026 22:02 UTC	Helix Acquisition Corp. III HLXC · Entity 6010	OtherClass B Ordinary Shares · Derivative	718,750	Not disclosed	Not disclosed	Disclosure SEC source: 0001213900-26-007772 · ownership.xml · derivative · entry 2 Chen Bihua · CIK 0001599214 · Director · Chairperson and CEO · 10% owner Helix Holdings III LLC · CIK 0002105798 · 10% owner · See Remarks Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 4,252,500 Underlying: Class A Ordinary Shares · 718,750 shares Expires not disclosed F2 · security: As described in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"), under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F2 · derivative.exercise_price: As described in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"), under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F3 · kind: On January 22, 2026, the Issuer effected a share capitalization with respect to the Class B ordinary shares, resulting in the issue and allotment of 718,750 Class B ordinary shares to Helix Holdings III LLC. F2 · price: As described in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"), under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F3 · price: On January 22, 2026, the Issuer effected a share capitalization with respect to the Class B ordinary shares, resulting in the issue and allotment of 718,750 Class B ordinary shares to Helix Holdings III LLC. F2 · derivative.exercise_date: As described in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"), under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F2 · derivative.expiration_date: As described in the Issuer's registration statement on Form S-1 (File No. 333-291933) ("Registration Statement"), under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F1 · ownership.direct: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund ("Cormorant Master Fund"), LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Master Fund and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. F1 · ownership.nature: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund ("Cormorant Master Fund"), LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Master Fund and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. Read SEC document
January 22, 2026 Filed Jan 29, 2026 01:36 UTC Amendment	Helix Acquisition Corp. III HLXC · Entity 6010	OtherClass B Ordinary Shares · Derivative	718,750	Not disclosed	Not disclosed	Disclosure SEC source: 0001213900-26-009021 · ownership.xml · derivative · entry 3 Chen Bihua · CIK 0001599214 · Director · Chairperson and CEO · 10% owner Helix Holdings III LLC · CIK 0002105798 · 10% owner · See Remarks Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 4,252,500 Underlying: Class A Ordinary Shares · 718,750 shares Expires not disclosed F4 · security: As described in the Registration Statement, under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F4 · derivative.exercise_price: As described in the Registration Statement, under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F5 · kind: On January 22, 2026, the Issuer effected a share capitalization with respect to the Class B ordinary shares, resulting in the issue and allotment of 718,750 Class B ordinary shares to Helix Holdings III LLC. F4 · price: As described in the Registration Statement, under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F5 · price: On January 22, 2026, the Issuer effected a share capitalization with respect to the Class B ordinary shares, resulting in the issue and allotment of 718,750 Class B ordinary shares to Helix Holdings III LLC. F4 · derivative.exercise_date: As described in the Registration Statement, under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F4 · derivative.expiration_date: As described in the Registration Statement, under the heading "Description of Securities--Founder Shares and Private Placement Shares", the terms of the Class B ordinary shares, par value $0.0001 per share, provided at issuance that they would automatically convert into Class A ordinary shares, par value $0.0001 per share, concurrently with or immediately following the consummation of the Issuer's initial business combination or earlier at the option of the holder on a one-for-one basis, subject to adjustment for share sub-divisions, share capitalizations, reorganizations, recapitalizations and the like, and certain anti-dilution rights and have no expiration date. F1 · ownership.direct: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund, LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. F1 · ownership.nature: Helix Holdings III LLC is the record holder of the securities reported herein. Cormorant Private Healthcare Fund VI, LP ("Cormorant Fund VI") and Cormorant Global Healthcare Master Fund, LP, together own 100% of the membership interests in Helix Holdings III LLC. Bihua Chen is the managing member of each of Cormorant Fund VI and Cormorant Global Healthcare Master Fund, LP and has voting and investment discretion with respect to the ordinary shares held of record by Helix Holdings III LLC. Bihua Chen disclaims any beneficial ownership of the securities held by Helix Holdings III LLC other than to the extent of any pecuniary interest she may have therein, directly or indirectly. Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.