PartnerFacts
Data last updated: Oct 23, 2026, 5:45 PM ETLatest filing: Oct 22, 2026Now: Oct 23, 2026, 9:14 PM ET

Sponsor Check › Samara Innovations › Issuer

Allyx Therapeutics, Inc.

Corporation · organized in DELAWARE · formed Over five years ago · NEW HAVEN, CT · SEC CIK 1865257

Part of sponsor group: Samara Innovations (12 issuers, 33 filings) · grouped because: shared people · confidence 78% · Not the same sponsor? Request a correction

5Form D filings
$27,927,729max total sold reported
33investors (max reported)
2021–2026filing years
2new offerings, last 12 mo

Data last updated: Oct 23, 2026, 5:45 PM ET · Latest filing by this issuer: Oct 21, 2026 · Courts (RECAP) last checked: not yet · SEC enforcement last checked: not yet

Key records

The five facts investors ask about first. Each section states what was searched and when. Items still in human review are not shown.

1. Lawsuits

Not yet searched.

Sources to be searched: CourtListener / RECAP archive (federal district courts, federal bankruptcy courts). State courts: not yet searched. PACER: not searched (RECAP only). · Search queued. Results are added automatically; check back later or follow this page to be notified.

2. Regulatory actions

Not yet searched.

Sources to be searched: SEC litigation releases and administrative proceedings — respondent names in the sec.gov index titles (30,205 releases, 1995-09-19 to 2026-10-23); release text is read only to confirm a candidate. Names that appear only in the body of a release are not found. State securities regulator actions: not yet searched. · Search queued. Results are added automatically; check back later or follow this page to be notified.

3. Bankruptcies

Not yet searched.

Sources to be searched: Federal bankruptcy courts via CourtListener / RECAP archive (federal district courts, federal bankruptcy courts). State courts: not yet searched. PACER: not searched (RECAP only). · Search queued. Results are added automatically; check back later or follow this page to be notified.

4. Differences between public sources

Coming soon.

What will be compared: what the sponsor says publicly (website, marketing materials, claimed profile) against what public records show — SEC Form D filings, Form ADV adviser registration, and state business records. Every comparison is reviewed by a person before it is published.

No comparisons published yet.

Sources to be compared: sponsor public claims · SEC Form D · SEC Form ADV (IAPD) · state business records · As of Oct 23, 2026, 9:14 PM ET.

5. Money to insiders and sales commissions

0 of 4 offerings report sales commissions; 1 reports finder's fees totalling $328,671; 0 report proceeds to related persons.

SourceOffering (latest filing)Sales commissionsFinder's feesTo insidersPaid to sell it
EDGAR ↗Jun 2, 2021 D
File 021-401376
$0$0$0
No amounts other than ordinary course employment compensation is being paid to officers and directors.
None listed
EDGAR ↗Feb 10, 2023 D
File 021-473164
$0$0$0
No amounts other than ordinary course employment compensation is being paid to officers and directors.
None listed
EDGAR ↗Mar 3, 2026 D
File 021-575214
$0$0$0
No amount other than ordinary course employment compensation is being paid to officers and directors.
None listed
EDGAR ↗Oct 21, 2026 D/A
File 021-583522
$0$328,671$0
No amount other than ordinary course employment compensation is being paid to officers and directors.
Supervision Partners LLC BrokerCheck CRD 300528 ↗

As reported by the issuer on Form D (Items 12–15), latest filing per offering. "To insiders" = gross proceeds used for payments to executive officers, directors or promoters. "—" = not reported on that filing. Amounts marked (est.) were reported as estimates.

Offerings (SEC Form D)

Each filing as reported by the issuer. Open a row for the full plain-English detail.

Oct 21, 2026 D/A Biotechnology — $27,927,729 sold of $29,999,999 · 33 investors EDGAR ↗
FilingForm D/A (amendment) filed Oct 21, 2026 · amends 0001865257-26-000004 ↗
SEC file no. 021-583522 · accession 0001865257-26-000005
Raise progress$27,927,729 sold of $29,999,999 offered (93%) · $2,072,270 remaining
Filing timingDate of first sale: May 4, 2026 · Form D filed: Oct 21, 2026 (170 days after first sale)
Rule: a Form D is generally due within 15 days after the first sale. Both dates are shown as reported; no conclusion is drawn.
Time since first sale173 days (0.5 years)
Annual amendmentsIssuer reported the offering is not expected to last more than one year.
Rule: an ongoing offering generally files an amendment at least annually. Dates shown as reported; no conclusion is drawn.
Investors33 total · issuer reported no non-accredited investors
Exemption claimedRule 506(b) — no general advertising; up to 35 non-accredited investors allowed
Minimum investment accepted$0
Securities offeredEquity; Option, warrant or other right to acquire; Security to be acquired upon exercise
Industry / issuer sizeBiotechnology · revenue range: Decline to Disclose
Who is paid to sell itSupervision Partners LLC — FINRA BrokerCheck CRD 300528 ↗
Solicits in: AL, CA, CO, CT, DE, FL, GA, HI, IL, IA, KY, ME, MA, MI, MN, MO, NV, NH, NJ, NY, NC, OH, OK, PA, RI, SC, TN, TX, UT, VA, WA, WI
Money to insidersSales commissions: $0 · Finder's fees: $328,671 · Proceeds to officers, directors, promoters: $0
No amount other than ordinary course employment compensation is being paid to officers and directors.
Signed byDr. Stephen Bloch, Chief Executive Officer (Oct 21, 2026)
Changes vs prior filingtotal sold: $26,427,730 → $27,927,729
investors: 32 → 33
finder's fees: $149,358 → $328,671
Compared with the D filed May 11, 2026 (EDGAR ↗). Amendment history as filed; no conclusion is drawn.
Market contextMinimum investment: $0. Typical range for similar offerings: $10,000–$50,000.
Offering size: $29,999,999. Typical range: $2,000,000–$19,999,994.
Investors: 33. Typical range: 2–16.
"Similar" = Biotechnology offerings claiming 506(b) filed in the last 5 years (3,253 filings); ranges are the middle half (25th–75th percentile). No ranking or score.
SourceThis filing on SEC EDGAR ↗ · retrieved from the EDGAR daily index
May 11, 2026 D Biotechnology — $26,427,730 sold of $29,999,999 · 32 investors EDGAR ↗
FilingForm D filed May 11, 2026
SEC file no. 021-583522 · accession 0001865257-26-000004
Raise progress$26,427,730 sold of $29,999,999 offered (88%) · $3,572,269 remaining
Filing timingDate of first sale: May 4, 2026 · Form D filed: May 11, 2026 (7 days after first sale)
Rule: a Form D is generally due within 15 days after the first sale. Both dates are shown as reported; no conclusion is drawn.
Time since first sale173 days (0.5 years)
Annual amendmentsIssuer reported the offering is not expected to last more than one year.
Rule: an ongoing offering generally files an amendment at least annually. Dates shown as reported; no conclusion is drawn.
Investors32 total · issuer reported no non-accredited investors
Exemption claimedRule 506(b) — no general advertising; up to 35 non-accredited investors allowed
Minimum investment accepted$0
Securities offeredEquity; Option, warrant or other right to acquire; Security to be acquired upon exercise
Industry / issuer sizeBiotechnology · revenue range: Decline to Disclose
Who is paid to sell itSupervision Partners LLC — FINRA BrokerCheck CRD 300528 ↗
Solicits in: AL, CA, CO, CT, DE, FL, GA, HI, IA, IL, KY, MA, ME, MI, MN, MO, NC, NH, NJ, NV, NY, OH, OK, PA, RI, SC, TN, TX, UT, VA, WA, WI
Money to insidersSales commissions: $0 · Finder's fees: $149,358 · Proceeds to officers, directors, promoters: $0
No amount other than ordinary course employment compensation is being paid to officers and directors.
Signed byDr. Stephen Bloch, Chief Executive Officer (May 11, 2026)
Market contextMinimum investment: $0. Typical range for similar offerings: $10,000–$50,000.
Offering size: $29,999,999. Typical range: $2,000,000–$19,999,994.
Investors: 32. Typical range: 2–16.
"Similar" = Biotechnology offerings claiming 506(b) filed in the last 5 years (3,253 filings); ranges are the middle half (25th–75th percentile). No ranking or score.
SourceThis filing on SEC EDGAR ↗ · retrieved from the SEC Form D bulk data set
Mar 3, 2026 D Biotechnology — $3,324,918 sold of $4,000,000 · 12 investors EDGAR ↗
FilingForm D filed Mar 3, 2026
SEC file no. 021-575214 · accession 0001865257-26-000003
Raise progress$3,324,918 sold of $4,000,000 offered (83%) · $675,082 remaining
Filing timingDate of first sale: Feb 23, 2026 · Form D filed: Mar 3, 2026 (8 days after first sale)
Rule: a Form D is generally due within 15 days after the first sale. Both dates are shown as reported; no conclusion is drawn.
Time since first sale243 days (0.7 years)
Annual amendmentsIssuer reported the offering is not expected to last more than one year.
Rule: an ongoing offering generally files an amendment at least annually. Dates shown as reported; no conclusion is drawn.
Investors12 total · issuer reported no non-accredited investors
Exemption claimedRule 506(b) — no general advertising; up to 35 non-accredited investors allowed
Minimum investment accepted$0
Securities offeredOption, warrant or other right to acquire; Other: Simple Agreements for Future Equity (SAFEs)
Industry / issuer sizeBiotechnology · revenue range: Decline to Disclose
Who is paid to sell itNo sales compensation recipients listed on this filing.
Money to insidersSales commissions: $0 · Finder's fees: $0 · Proceeds to officers, directors, promoters: $0
No amount other than ordinary course employment compensation is being paid to officers and directors.
Signed byDr. Stephen Bloch, Chief Executive Officer (Mar 3, 2026)
Market contextMinimum investment: $0. Typical range for similar offerings: $10,000–$50,000.
Offering size: $4,000,000. Typical range: $2,000,000–$19,999,994.
Investors: 12. Typical range: 2–16.
"Similar" = Biotechnology offerings claiming 506(b) filed in the last 5 years (3,253 filings); ranges are the middle half (25th–75th percentile). No ranking or score.
SourceThis filing on SEC EDGAR ↗ · retrieved from the SEC Form D bulk data set
Feb 10, 2023 D Biotechnology — $2,308,569 sold of $2,308,569 · 11 investors EDGAR ↗
FilingForm D filed Feb 10, 2023
SEC file no. 021-473164 · accession 0001865257-23-000001
Raise progress$2,308,569 sold of $2,308,569 offered (100%) · $0 remaining
Filing timingDate of first sale: Feb 3, 2023 · Form D filed: Feb 10, 2023 (7 days after first sale)
Rule: a Form D is generally due within 15 days after the first sale. Both dates are shown as reported; no conclusion is drawn.
Time since first sale1,359 days (3.7 years)
Annual amendmentsIssuer reported the offering is not expected to last more than one year.
Rule: an ongoing offering generally files an amendment at least annually. Dates shown as reported; no conclusion is drawn.
Investors11 total · issuer reported no non-accredited investors
Exemption claimedRule 506(b) — no general advertising; up to 35 non-accredited investors allowed
Minimum investment accepted$0
Securities offeredEquity
Industry / issuer sizeBiotechnology · revenue range: Decline to Disclose
Who is paid to sell itNo sales compensation recipients listed on this filing.
Money to insidersSales commissions: $0 · Finder's fees: $0 · Proceeds to officers, directors, promoters: $0
No amounts other than ordinary course employment compensation is being paid to officers and directors.
Signed byDr. Stephen Bloch, Chief Executive Officer (Feb 9, 2023)
Market contextMinimum investment: $0. Typical range for similar offerings: $10,000–$50,000.
Offering size: $2,308,569. Typical range: $2,000,000–$19,999,994.
Investors: 11. Typical range: 2–16.
"Similar" = Biotechnology offerings claiming 506(b) filed in the last 5 years (3,253 filings); ranges are the middle half (25th–75th percentile). No ranking or score.
SourceThis filing on SEC EDGAR ↗ · retrieved from the SEC Form D bulk data set
Jun 2, 2021 D Biotechnology — $7,581,493 sold of $8,031,491 · 10 investors EDGAR ↗
FilingForm D filed Jun 2, 2021
SEC file no. 021-401376 · accession 0001865257-21-000001
Raise progress$7,581,493 sold of $8,031,491 offered (94%) · $449,998 remaining
Filing timingDate of first sale: May 26, 2021 · Form D filed: Jun 2, 2021 (7 days after first sale)
Rule: a Form D is generally due within 15 days after the first sale. Both dates are shown as reported; no conclusion is drawn.
Time since first sale1,977 days (5.4 years)
Annual amendmentsIssuer reported the offering is not expected to last more than one year.
Rule: an ongoing offering generally files an amendment at least annually. Dates shown as reported; no conclusion is drawn.
Investors10 total · issuer reported no non-accredited investors
Exemption claimedRule 506(b) — no general advertising; up to 35 non-accredited investors allowed
Minimum investment accepted$0
Securities offeredEquity
Industry / issuer sizeBiotechnology · revenue range: Decline to Disclose
Who is paid to sell itNo sales compensation recipients listed on this filing.
Money to insidersSales commissions: $0 · Finder's fees: $0 · Proceeds to officers, directors, promoters: $0
No amounts other than ordinary course employment compensation is being paid to officers and directors.
Signed byDr. Stephen Bloch, Chief Executive Officer (Jun 1, 2021)
Market contextMinimum investment: $0. Typical range for similar offerings: $10,000–$50,000.
Offering size: $8,031,491. Typical range: $2,000,000–$19,999,994.
Investors: 10. Typical range: 2–16.
"Similar" = Biotechnology offerings claiming 506(b) filed in the last 5 years (3,253 filings); ranges are the middle half (25th–75th percentile). No ranking or score.
SourceThis filing on SEC EDGAR ↗ · retrieved from the SEC Form D bulk data set

All Form D filings for this CIK on SEC EDGAR ↗. History: 2 new offerings in the last 12 months · most recent filing Oct 21, 2026.

Key people (related persons as listed on Form D)

NameRelationshipAddress stateOn filingsAlso listed on
Gregory P HoDirectorNYMar 3, 2026 → Oct 21, 2026—
Kevin L. RakinDirectorCTMay 11, 2026 → Oct 21, 20267 other issuers
Paul FonteyneDirectorCTMar 3, 2026 → Oct 21, 2026—
Robert A BettigoleDirectorCTMar 3, 2026 → Oct 21, 20264 other issuers
Stephen BlochExecutive Officer, DirectorCTJun 2, 2021 → Oct 21, 20268 other issuers
Stephen StrittmatterDirectorCTJun 2, 2021 → Oct 21, 20261 other issuer
Timothy SiegertExecutive OfficerCTOct 21, 2026—
Timothy A SiegertExecutive OfficerCTMar 3, 2026 → May 11, 2026—
Jennifer A GablerExecutive OfficerCTMar 3, 2026—
Gregory P. HoDirectorNYJun 2, 2021 → Feb 10, 202317 other issuers
Paul P. FonteyneDirectorCTJun 2, 2021 → Feb 10, 20233 other issuers
Robert A. BettigoleDirectorCTJun 2, 2021 → Feb 10, 20234 other issuers
Timothy P. SiegertExecutive OfficerCTJun 2, 2021 → Feb 10, 2023—

Executive officers, directors and promoters as self-reported by the issuer. Licensed persons: FINRA BrokerCheck ↗ · SEC IAPD ↗.

Connections

Other issuers listing the same people:

Shared address: this business address appears on filings for 1 other issuer. Stated as a count only — many addresses are shared office buildings or registered agents.

Adviser registration (Form ADV)

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Public profiles

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