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RA Capital Nexus Fund, L.P.

Reporting owner on Forms 3, 4 and 5, CIK 1780117.

RA Capital Nexus Fund, L.P. reported on 1 issuer in 1 filing, the latest a Form 4 filed 2026-09-30.

Issuers

IssuerRoles in the latest filingFilingsLast filed
Climb Bio, Inc. CIK 1768446director12026-09-30

Transactions and holdings

Every row of the person's Forms 3, 4 and 5, newest first, with the price and the amount owned after the row as filed.

SecurityDateCodeSharesPriceOwned afterFiling
Climb Bio, Inc. Common Stock2026-09-28M exercised+10,000$3.4610,000Form 4
Climb Bio, Inc. Common Stock2026-09-28M exercised+10,000$320,000Form 4
Climb Bio, Inc. Common Stock2026-09-28M exercised+10,000$7.8930,000Form 4
Climb Bio, Inc. Common Stock2026-09-28M exercised+40,000$1.2970,000Form 4
Climb Bio, Inc. Common Stock, holding 3,837,101Form 4
Climb Bio, Inc. Common Stock, holding 1,226,497Form 4
Climb Bio, Inc. Common Stock, holding 483,679Form 4
Climb Bio, Inc. Common Stock, holding 3,671,766Form 4
Climb Bio, Inc. Common Stock, holding 841,087Form 4
Climb Bio, Inc. Stock Option (Right to Buy), derivative2026-09-28M exercised-10,000$00Form 4
Climb Bio, Inc. Stock Option (Right to Buy), derivative2026-09-28M exercised-10,000$00Form 4
Climb Bio, Inc. Stock Option (Right to Buy), derivative2026-09-28M exercised-10,000$00Form 4
Climb Bio, Inc. Stock Option (Right to Buy), derivative2026-09-28M exercised-40,000$00Form 4

Filings

The person's Forms 3, 4 and 5, and any 13D or 13G naming it.

FilingSubjectFiledAcceptedIngested
Form 4 0001231919-26-001416 Climb Bio, Inc.2026-09-30