Kymera Therapeutics ($KYMR) Insider Trading & Smart Money Activity
Kymera Therapeutics, Inc. ($KYMR) has 21 insider trades, 3 13F position changes and 5 analyst ratings on file. In the last 12 months on the open market, no insider bought and 4 insiders sold ($303.02M), net -$303.02M.
- Insider buyers (12 mo)
- 0
- Insider sellers (12 mo)
- 4
- Net insider $ (12 mo)
- -$303.02M
- Congress trades (12 mo)
- 0
- 13F moves on file
- 3
- Analyst ratings on file
- 5
KYMR insider buying and selling by quarter
| Quarter | Insider buys | Insider sales | Congress buys / sales | 13F added / cut |
|---|---|---|---|---|
| Q1 2026 | 0 | 0 | 0 / 0 | 0 / 0 |
| Q2 2026 | 0 | 9 · $299.60M | 0 / 0 | 2 / 1 |
| Q3 2026 | 0 | 0 | 0 / 0 | 0 / 0 |
| Q4 2026 | 0 | 1 · $3.41M | 0 / 0 | 0 / 0 |
Insider buys and sales count open-market trades only (Form 4 codes P and S). Grants, option exercises and tax withholding are left out.
All KYMR insider, congress, 13F and analyst activity
| Date | Source | Who | Action | Shares | Value / amount | ΔOwn | 1W | 1M | 6M | Filing | Story |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Insider | Mainolfi NelloChief Executive Officer | Sell (Open-market sale) 10b5-1 | 30K sh | $3.41M | -0.7% | — | |||||
| Analyst | B of A Securities | Reiterates to buy | PT $125 | +4.0% | -6.7% | Read | |||||
| Analyst | Truist Securities | Reiterates to buy | PT $136 | +5.0% | -3.7% | Read | |||||
| Insider | Bruce Booth | Sell (Open-market sale) 10b5-1 | 76.65K sh | $8.28M | +5.0% | -3.7% | Read | ||||
| Analyst | B. Riley Securities | Reiterates to buy | PT $155 | +5.0% | -3.7% | Read | |||||
| Insider | Bvf Partners P | Sell (Open-market sale) | 1.63M sh | $173.67M | +6.1% | +1.8% | — | ||||
| Analyst | Canaccord Genuity | Reiterates to buy | PT $129 | +6.1% | +1.8% | Read | |||||
| Insider | Noah GoodmanChief Business Officer | Sell (Open-market sale) 10b5-1 | 5K sh | $570K | -2.5% | -5.5% | — | ||||
| Insider | Noah GoodmanChief Business Officer | Buy (Option exercise) | 5K sh | $105.25K | -2.5% | -5.5% | — | ||||
| Insider | Bruce Booth | Sell (Open-market sale) 10b5-1 | 548.32K sh | $65.12M | -2.5% | -5.5% | Read | ||||
| Analyst | BTIG | Reiterates to buy | PT $134 | -2.5% | -5.5% | Read | |||||
| Insider | Victor Sandor | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Elena Ridloff | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | John Maraganore | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Gorjan Hrustanovic | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Pamela Esposito | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Bvf Partners P | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Bruce Booth | Sell (Open-market sale) 10b5-1 | 134.72K sh | $13.54M | +14.3% | +10.7% | Read | ||||
| Insider | Bruce Booth | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Baker Bros. Advisors LP | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Jeffrey Albers | Buy (Grant or award) | 6.07K sh | +14.3% | +10.7% | — | |||||
| Insider | Bruce Booth | Sell (Open-market sale) 10b5-1 | 1.41K sh | $140.77K | +16.7% | +12.3% | Read | ||||
| Insider | Noah GoodmanChief Business Officer | Sell (Open-market sale) 10b5-1 | 2.50K sh | $247.50K | +9.9% | +11.0% | — | ||||
| Insider | Noah GoodmanChief Business Officer | Buy (Option exercise) | 2.50K sh | $52.62K | +9.9% | +11.0% | — | ||||
| Insider | Bruce Booth | Sell (Open-market sale) 10b5-1 | 278.13K sh | $27.57M | +9.9% | +11.0% | Read | ||||
| Insider | Bruce Booth | Sell (Open-market sale) 10b5-1 | 115.06K sh | $10.47M | +28.8% | +22.8% | Read | ||||
| 13F | T. Rowe Price Investment Management | Added | +4.84M sh | $453.38M | -4.0% | +4.1% | — | ||||
| 13F | T. Rowe Price Investment Management | Added | +4.84M sh | $626.67M | -4.0% | +4.1% | — | ||||
| 13F | Driehaus Capital Management | Reduced | -25.66K sh | $119.67M | -4.0% | +4.1% | Read |
1W / 1M / 6M = how KYMR moved from the trade or filing date.
Insider trading in KYMR: who is buying and selling
| Insider | Role | Trades | Open-market net | Shares held | Last trade |
|---|---|---|---|---|---|
| Mainolfi Nello | Chief Executive Officer | 1 | -$3.41M | Oct 1, 2026 | |
| Bruce Booth | 7 | -$125.12M | Jun 29, 2026 | ||
| Bvf Partners P | 2 | -$173.67M | Jun 26, 2026 | ||
| Noah Goodman | Chief Business Officer | 4 | -$817.50K | Jun 25, 2026 | |
| Victor Sandor | 1 | — | Jun 24, 2026 | ||
| Elena Ridloff | 1 | — | Jun 24, 2026 | ||
| John Maraganore | 1 | — | Jun 24, 2026 | ||
| Gorjan Hrustanovic | 1 | — | Jun 24, 2026 | ||
| Pamela Esposito | 1 | — | Jun 24, 2026 | ||
| Baker Bros. Advisors LP | 1 | — | Jun 24, 2026 | ||
| Jeffrey Albers | 1 | — | Jun 24, 2026 |
Institutions moving KYMR (13F)
Analyst ratings on KYMR
| Date | Firm | Action | Rating | Price target | 1W | 1M | 6M | Story |
|---|---|---|---|---|---|---|---|---|
| B of A Securities | Reiterates | buy | $125 | +4.0% | -6.7% | Read | ||
| Truist Securities | Reiterates | buy | $136 | +5.0% | -3.7% | Read | ||
| B. Riley Securities | Reiterates | buy | $155 | +5.0% | -3.7% | Read | ||
| Canaccord Genuity | Reiterates | buy | $129 | +6.1% | +1.8% | Read | ||
| BTIG | Reiterates | buy | $134 | -2.5% | -5.5% | Read |
Frequently asked questions
Are KYMR insiders buying or selling?
Over the last 12 months 0 insiders made 0 open-market purchases worth $0 and 4 insiders made 10 open-market sales worth $303.02M, a net -$303.02M.
What is the latest insider trade in KYMR?
Mainolfi Nello, Chief Executive Officer filed a sell (open-market sale) of 30K sh worth $3.41M on Oct 1, 2026.
Which institutions changed their KYMR positions?
Recent 13F filers moving the stock include T. Rowe Price Investment Management and Driehaus Capital Management.
Other biotechnology stocks
Data comes from public SEC Form 4 and 13F filings and STOCK Act disclosures. Dates are the trade or filing date reported. This page is for research only and is not investment advice.
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