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Data last updated: Oct 23, 2026, 5:45 PM ETLatest filing: Oct 22, 2026Now: Oct 24, 2026, 3:49 AM ET

Sponsor Check › Person

WJ

WOUTER JOUSTRA

Named as an officer, director or promoter on SEC Form D filings · United Kingdom (as filed: X0), NJ, CA · Sep 5, 2024 → Sep 5, 2024

2deals (issuers)
$198Mreported sold
14investors
3Form D filings
2024year on file

Data last updated Oct 23, 2026, 5:45 PM ET · Courts (RECAP) last checked: Oct 24, 2026, 2:56 AM ET · SEC enforcement last checked: not yet

The short version

WOUTER JOUSTRA is listed as a director on 3 SEC Form D filings by 2 issuers between Apr 2021 and Sep 2026: Gyroscope Therapeutics Ltd (Stevenage, Hertfordshire, United Kingdom (as filed: X0) — biotechnology — 2021; $148M reported sold to 10 investors) and Navigator Medicines, Inc. (San Mateo, CA — biotechnology — 2024–2026; $50M reported sold to 4 investors).

What this means 2 separate companies raised money with this person listed as director, over about 5 years. Across those companies the filings report $198M sold in total.

Listed alongside KHUREM FAROOQ (2 shared filings), STEPHEN THOMAS (2 shared filings), Andrew Levin (1 shared filing), Chris Hollowood (1 shared filing), David Fellows (1 shared filing) and 16 others.

What this means These are the other officers, directors or promoters the companies named on the same forms — the team around WOUTER. Each name links to their own page.

Public records searched: federal courts (CourtListener / RECAP), state securities regulators (AZ, CA, DE, TX, WA) — none found. Not yet searched: SEC enforcement releases (search queued; results are added automatically).

What this means Nothing turned up where we looked (2 sources). That does not prove there is nothing — it means none was found in those sources on that date.

What the community is saying

Nothing found on Reddit, BiggerPockets or community forums for high-net-worth investors (searched Oct 24, 2026) — search queued; this line updates when it has run.

Community comments are quoted as written by their authors. Sources searched: BiggerPockets forums (via DuckDuckGo, Brave, Bing and BiggerPockets search) and Reddit (search feed + public archive).

Key records

Five things investors ask first. Items still in human review are counted, not shown.

1. Lawsuits

None found in sources searched

What was searched

Sources searched: CourtListener bulk data (RECAP dockets as of 2026-09-30; recall-first rule 10-24) — federal district + bankruptcy courts; live RECAP re-check pending. State courts: not yet searched. PACER: not searched. · Last checked Oct 24, 2026, 2:56 AM ET.

State courts: not yet searched. No state offers a lawful automated statewide source PartnerFacts can use today. Texas (re:SearchTX) terms prohibit storing results in a database open to third parties; New York (WebCivil) and Massachusetts (MassCourts) require a browser check that blocks scripted queries; California has no statewide index (58 county portals; Rule of Court 2.503 grants name-based access case by case); Florida, Utah and Illinois offer paid or partial access whose terms for automated use are unverified. Washington (dw.courts.wa.gov; bulk index reports under a JISC data-dissemination agreement), Delaware (CourtConnect; Court of Chancery not included) and Arizona (apps.azcourts.gov/publicaccess, which has an official channel to request high-volume access) are the candidates; PartnerFacts will request written permission before any automated search. Federal courts are searched through CourtListener / RECAP.

2. Regulatory actions

Not yet searched — search queued

What was searched

SEC enforcement 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. — not yet searched.

State securities regulators searched: AZ (Corporation Commission Securities Division), CA (DFPI — 16 of 12,159 DFPI respondent pages read so far; sponsor-name matches are read first), DE (DOJ Investor Protection Unit), TX (State Securities Board), WA (DFI) — last crawled Oct 23, 2026, 9:57 PM ET. Other states: not yet searched.

SEC search queued. Results are added automatically.

3. Bankruptcies

None found in sources searched

What was searched

Sources searched: Federal bankruptcy courts via CourtListener / RECAP archive (federal district courts, federal bankruptcy courts). State courts: not yet searched. PACER: not searched (RECAP only). · Last checked Oct 24, 2026, 2:56 AM ET.

State courts: not yet searched. No state offers a lawful automated statewide source PartnerFacts can use today. Texas (re:SearchTX) terms prohibit storing results in a database open to third parties; New York (WebCivil) and Massachusetts (MassCourts) require a browser check that blocks scripted queries; California has no statewide index (58 county portals; Rule of Court 2.503 grants name-based access case by case); Florida, Utah and Illinois offer paid or partial access whose terms for automated use are unverified. Washington (dw.courts.wa.gov; bulk index reports under a JISC data-dissemination agreement), Delaware (CourtConnect; Court of Chancery not included) and Arizona (apps.azcourts.gov/publicaccess, which has an official channel to request high-volume access) are the candidates; PartnerFacts will request written permission before any automated search. Federal courts are searched through CourtListener / RECAP.

4. Differences between public sources

Not made for individual people — comparisons cover issuers and sponsor groups

5. Money to insiders

None reported on 3 offerings — no sales commissions, finder's fees or proceeds to insiders

Per-offering detail
Offering (latest filing)Sales commissionsFinder's feesTo insidersPaid to sell itSource
Sep 25, 2026 D
Navigator Medicines, Inc.
File 021-598829
$0$0$0None listed on this filingEDGAR ↗
Sep 5, 2024 D
Navigator Medicines, Inc.
File 021-523299
$0$0$0None listed on this filingEDGAR ↗
Apr 15, 2021 D
Gyroscope Therapeutics Ltd
File 021-395903
$0$0$0None listed on this filingEDGAR ↗

Counts come from Form D Items 12–15 on the filings in our index (latest filing per offering; one offering = one SEC file number; an amendment updates its offering rather than adding one). "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. "Paid to sell it" = sales compensation recipients named on that filing (Item 12), each linked to FINRA BrokerCheck when a CRD number is reported.

Counted across every filing this person is listed on (latest filing per offering, per issuer).

Deals 2

Every issuer that named Wouter Joustra on a Form D, newest first. A Form D is the notice a company files after it starts selling a private investment.

Biotechnology

Navigator Medicines, Inc.

San Mateo, CA · Sep 5, 2024 → Sep 25, 2026 · 2 filings
  • Sep 25, 2026 · D · $10,000,000 sold of $40,000,000 · 3 investors · min. No minimum reported · role: Director EDGAR ↗
  • Sep 5, 2024 · D · $49,999,998 sold of $99,999,993 · 4 investors · min. No minimum reported · role: Director EDGAR ↗

Raised $50M from 4 investors (100% of the $40M target) as of the latest filing. Wouter is listed as director on 2 filings for this deal.

Sources

Every row is a Form D or D/A on which the issuer listed this name as a related person. Amount sold and investors are the maximum reported on any filing for this issuer. "Similar" = offerings in the same industry claiming the same exemption, filed in the last 5 years: Biotechnology / 506(b) (3,253 filings); ranges are the middle half (25th–75th percentile). Computed by PartnerFacts from SEC EDGAR Form D data as of Oct 23, 2026, 5:45 PM ET. Rows without a range: fewer than 30 comparable filings, or not a Rule 506 offering. No ranking or score.

Biotechnology

Gyroscope Therapeutics Ltd

Stevenage, Hertfordshire, United Kingdom (as filed: X0) · Apr 15, 2021
  • Apr 15, 2021 · D · $148,000,000 sold of $148,000,000 · 10 investors · min. No minimum reported · role: Director EDGAR ↗

Raised $148M from 10 investors (100% of the $148M target) as of the latest filing. Wouter is listed as director.

Sources

Every row is a Form D or D/A on which the issuer listed this name as a related person. Amount sold and investors are the maximum reported on any filing for this issuer. "Similar" = offerings in the same industry claiming the same exemption, filed in the last 5 years: Biotechnology / 506(b) (3,253 filings); ranges are the middle half (25th–75th percentile). Computed by PartnerFacts from SEC EDGAR Form D data as of Oct 23, 2026, 5:45 PM ET. Rows without a range: fewer than 30 comparable filings, or not a Rule 506 offering. No ranking or score.

People around Wouter 21

Officers, directors, promoters and management entities named on the same filings, as of Oct 23, 2026, 5:45 PM ET.

Person

STEPHEN THOMAS

Executive Officer, Director, Promoter · 2 shared filings (1 issuer) · also on 4 other issuers

STEPHEN THOMAS is on 5 issuers in total — a repeat sponsor. Their page lists every one.

Person

KHUREM FAROOQ

Executive Officer, Director · 2 shared filings (2 issuers)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Andrew Levin

Director · 1 shared filing (1 issuer) · also on 20 other issuers

Andrew Levin is on 21 issuers in total — a repeat sponsor. Their page lists every one.

Person

Chris Hollowood

Director · 1 shared filing (1 issuer) · also on 1 other issuer

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Ian Clark

Director · 1 shared filing (1 issuer) · also on 3 other issuers

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Sean Bohen

Director · 1 shared filing (1 issuer) · also on 1 other issuer

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Ian Pitfield

Executive Officer · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Maha Katabi

Director · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

David Fellows

Director · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Jessica Stitt

Executive Officer · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Renee Gala

Director · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Edward Lang

Executive Officer · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Jennifer Cook

Director · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Jane Hughes

Executive Officer · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Nadia Waheed

Executive Officer · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Scott Forrest

Executive Officer · 1 shared filing (1 issuer) · also on 1 other issuer

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

Naveen Manu Daryani

Executive Officer · 1 shared filing (1 issuer) · also on 2 other issuers

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

William Daley Bonificio

Executive Officer, Promoter · 1 shared filing (1 issuer) · also on 2 other issuers

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

KRISTIE GREBE

Executive Officer · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

MATHIAS VINTHER

Director · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

Person

TAUSIF BUTT

Executive Officer, Director, Promoter · 1 shared filing (1 issuer)

Listed on the same filings as Wouter Joustra. Their page shows their other deals.

The team behind the deals

Same business address

8 other issuers file from the same address

A shared address can mean the same team, a shared office building or a registered agent. It is a lead, not a conclusion.

Registrations and other filings

Adviser registration (Form ADV)

Not yet searched. Sources to be searched: SEC Investment Adviser Information Reports — Form ADV data for SEC-registered advisers and exempt reporting advisers (file dated 2026-10-02); SEC Investment Adviser Public Disclosure (IAPD) firm search — registered and exempt reporting advisers · Search queued. Results are added automatically; check back later.

Other offering types (Regulation A and Regulation Crowdfunding)

None found in sources searched.

Sources searched: SEC Regulation A Data Sets (Forms 1-A, 1-K, 1-Z; 2015 Q2 → 2026 Q3); SEC Crowdfunding Offerings Data Sets (Form C family; 2016 Q2 → 2026 Q3); EDGAR form index for 2026 Q3 → 2026 Q4 · Last checked Oct 23, 2026, 8:41 PM ET.

Look further

One-tap searches on sites we do not index ourselves, with the name pre-filled (Stevenage, Hertfordshire, X0). Each opens in a new tab; what you find there is not verified by PartnerFacts.

Change history

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