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SEC EDGAR · Forms 3/4/5Updated through Oct 30, 2026•7 filings

HLXC

Helix Acquisition Corp. III

No net buying or selling imbalance over the last 3 months

No net buyers or sellers account for the net balance. There is no cluster of three distinct buyers within 30 days. We found 1 CEO/CFO purchases over 12 months.

How to read this signal

Only open-market P purchases and S sales count toward the signal. Vesting, options, taxes and gifts remain in the source data but do not trigger alerts. Rule 10b5-1 trades are shown as informational.

JSON example

3-month balance

$0.00

0 buyers · 0 sellers

12-month purchases

$8,000,000

2 distinct insiders

12-month sales

$0.00

0 distinct insiders

Highlighted alerts

1

0 Rule 10b5-1 trades treated as informational

Buying cluster · 30 days

Fewer than three distinct buyers

CEO/CFO purchases · 12 months

1 executive purchases found

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Form 4 raw → Raspberry

The value is in what we do not call a signal.

The SEC XML stores every transaction. Raspberry keeps that evidence, reads the footnotes and separates voluntary open-market activity from vesting, option exercises, gifts, tax withholding, stock purchase and dividend reinvestment plans and pre-programmed 10b5-1 trades.

3
Raw transactions
Everything returned by the filing
1
Voluntary view
P/S trades after deterministic checks
1
Administrative noise
Stored, never alerted
0
10b5-1
Shown as informational
SEC ownership XML facts
Code
A
Shares
497,500
Price
$10.00
Footnotes
5

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. 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"). 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. 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. 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.

Raspberry interpretation
Informational — no alert

Reason: administrative_code.

Verify in SEC EDGAR

Recent transactions

Voluntary purchases and sales; administrative noise stays hidden.

1 transactions

Chen Bihua

Chairperson and CEO

PurchaseAlert
Shares
800,000
Price
$10.00
Value
$8,000,000
Open SEC filing

“Alert” means a voluntary, unscheduled transaction according to the filing; it is not an investment recommendation. Official source: SEC EDGAR.