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About Climb Bio, Inc. (CLYM)
The SEC lists Climb Bio, Inc. under CIK 0001768446, in pharmaceutical preparations. We track it alongside the rest of the Health Care sector.
CLYM Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 1 | 100,000 | $1.37M |
| Option exercise | 8 | 140,000 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
CLYM insider transactions (Form 4)
4528 Form 4 filings on record, the earliest from Nov 12, 2024, newest first.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Common Stock | 10,000 | $3.46 | $35K | |
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Common Stock | 10,000 | $3.00 | $30K | |
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Common Stock | 10,000 | $7.89 | $79K | |
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Common Stock | 40,000 | $1.29 | $52K | |
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| RA CAPITAL MANAGEMENT, L.P. - Director | Option exercise | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
| Stephen Basil Thomas - Director | Open-market sale | Common Stock | 100,000 | $13.67 footnote F2 | $1.37M | |
| ||||||
| RA CAPITAL MANAGEMENT, L.P. | Grant or award | Stock Option (Right to Buy) | 70,284 | $0.00 | - | |
| Breanna Maurine Celebi | Grant or award | Stock Option (Right to Buy) | 70,284 | $0.00 | - | |
| Aoife Brennan - Officer | Option exercise | Common Stock | 68,750 | - footnote F1 | - | |
| Aoife Brennan - Officer | Open-market sale | Common Stock | 30,902 | $13.17 footnote F4 | $407K | |
| Aoife Brennan - Officer | Option exercise | Restricted Stock Units | 68,750 | $0.00 | - | |
| ||||||
| RA CAPITAL MANAGEMENT, L.P. | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
| Andrew David Levin | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
 Kimberlee C. Drapkin | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
| Douglas E. Williams | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
| Alexander Cumbo | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
| Stephen Basil Thomas | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
 Judith Dunn | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
| RA CAPITAL MANAGEMENT, L.P. | Grant or award | Pre-Funded Warrants (Right to Buy) | 2,106,000 | $9.50 | $20.01M | |
| Stephen Basil Thomas | Open-market sale | Common Stock | 33,687 | $7.00 footnote F2 | $236K | |
| Stephen Basil Thomas | Open-market sale | Common Stock | 16,313 | $7.01 footnote F3 | $114K | |
| ||||||
| Stephen Basil Thomas | Open-market sale | Common Stock | 90,000 | $5.23 footnote F2 | $471K | |
| Stephen Basil Thomas | Open-market sale | Common Stock | 10,000 | $5.81 footnote F3 | $58K | |
| ||||||
| Aoife Brennan - Officer | Grant or award | Stock Option (Right to Buy) | 700,000 | $0.00 | - | |
| Perrin Megan Wilson - Officer | Grant or award | Stock Option (Right to Buy) | 300,000 | $0.00 | - | |
 Susan Altschuller - Officer | Grant or award | Stock Option (Right to Buy) | 142,500 | $0.00 | - | |
 Cindy Driscoll - Officer | Grant or award | Stock Option (Right to Buy) | 100,000 | $0.00 | - | |
| RA CAPITAL MANAGEMENT, L.P. | Open-market purchase | Common Stock | 7,111 | $3.50 footnote F1 | $25K | |
| ||||||
| Susan Altschuller - Officer | Grant or award | Stock Option (Right to Buy) | 600,000 | $0.00 | - | |
| Stephen Basil Thomas | Grant or award | Common Stock | 100,375 | $0.00 | - | |
| Aoife Brennan - Officer | Option exercise | Common Stock | 68,750 | - | - | |
| Aoife Brennan - Officer | Open-market sale | Common Stock | 20,618 | $1.22 | $25K | |
| Aoife Brennan - Officer | Option exercise | Restricted Stock Units | 68,750 | $0.00 | - | |
| Stephen Basil Thomas | Option exercise | Common Stock | 25,094 | - | - | |
| Stephen Basil Thomas | Option exercise | Restricted Stock Units | 25,094 | $0.00 | - | |
| Douglas E. Williams | Grant or award | Stock Option (Right to Buy) | 40,000 | $0.00 | - | |
| Douglas E. Williams | Grant or award | Stock Option (Right to Buy) | 78,873 | $0.00 | - | |
| Emily Pimblett - Officer | Option exercise | Common Stock | 5,000 | - | - | |
| Emily Pimblett - Officer | Open-market sale | Common Stock | 1,235 | $2.02 | $2K | |
| Emily Pimblett - Officer | Option exercise | Restricted Stock Units | 5,000 | $0.00 | - | |
| Douglas E. Williams | Grant or award | Stock Option (Right to Buy) | 20,000 | $0.00 | - | |
| Douglas E. Williams | Grant or award | Stock Option (Right to Buy) | 6,291 | $0.00 | - | |
Item 7.01, 9.01
Item 8.01
Item 2.02, 9.01
Item 5.02
Recent CLYM Form 144 notices of proposed sale
2An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| STEPHEN THOMAS | Director | 100,000 | $1.46M | View on EDGAR | |
| - | - | - | - |
CLYM insider trading FAQ
What is the latest insider trade for CLYM?
Climb Bio, Inc. (CLYM) had 2 insider filings in the last 90 days, with the most recent on 2026-09-30. The full record for CLYM runs to 28 Form 4 filings, the earliest from 2024-11-12. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying CLYM stock?
No insider purchases of CLYM were filed in the last 90 days. 1 purchase is on record for this company.
How many insiders are selling CLYM stock?
1 insider sale of CLYM was filed in the last 90 days, totaling $1.37M.
Where can I see CLYM SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects CLYM Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Health Care companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - RA CAPITAL MANAGEMENT, L.P. view on EDGAR
- - Stephen Basil Thomas view on EDGAR
- - RA CAPITAL MANAGEMENT, L.P. view on EDGAR
- - Breanna Maurine Celebi view on EDGAR
- - Aoife Brennan view on EDGAR
- - RA CAPITAL MANAGEMENT, L.P. view on EDGAR
- - Andrew David Levin view on EDGAR
- - Kimberlee C. Drapkin view on EDGAR
- - Douglas E. Williams view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Health Care
- Where CLYM's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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