CLYM insider buying and SEC filings, explained
Climb Bio, Inc. · CIK 1768446
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$780K
Insiders who bought
1
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$2.7M
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Sep 15, 2026 | Planned (10b5-1) | Stephen Basil Thomas (Director) sold 100,000 shares at about $13.67 ($1.4M), marked as a 10b5-1 plan trade. Holdings down 18% to 467,969 shares. | SEC filing Filed Sep 17, 2026 |
| Jun 29, 2026 | Planned (10b5-1) | Aoife Brennan (CEO and Director) sold 30,902 shares at about $13.17 ($407K), marked as a 10b5-1 plan trade. Holdings down 26% to 87,731 shares. | SEC filing Filed Jun 30, 2026 |
| Feb 25–26, 2026 | Planned (10b5-1) | Stephen Basil Thomas (Director) sold 50,000 shares between Feb 25 and Feb 26 at about $7.00 ($350K), marked as a 10b5-1 plan trade. Holdings down 24% to 154,657 shares. | SEC filing Filed Feb 27, 2026 |
| Feb 12–13, 2026 | Planned (10b5-1) | Stephen Basil Thomas (Director) sold 100,000 shares between Feb 12 and Feb 13 at about $5.29 ($529K), marked as a 10b5-1 plan trade. Holdings down 33% to 204,657 shares. | SEC filing Filed Feb 17, 2026 |
| Jan 5, 2026 | Purchase (code P) | Peter Kolchinsky (Director and 10% owner) bought 7,111 shares indirectly at about $3.50 ($25K), reported as a purchase (code P). Indirect holdings up <1% to 3,403,429 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 6 other reporting owners. | SEC filing Filed Jan 7, 2026 |
| Dec 11–12, 2025 | Purchase (code P) | Peter Kolchinsky (Director and 10% owner) bought 314,561 shares indirectly between Dec 11, 2025 and Dec 12, 2025 at about $2.40 ($755K), reported as a purchase (code P). Indirect holdings up 10% to 3,396,318 shares. Not marked as a 10b5-1 plan trade. Filed jointly with 6 other reporting owners. | SEC filing Filed Dec 15, 2025 |
17 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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