81 transactions by 14 insiders, from November 10, 2025 to September 3, 2026.
People inside the company. What they do with their own shares is the reason this data exists.
| Insider | Trades | Planned | Bought | Sold |
|---|---|---|---|---|
| Nathan J. DowdenCOO | 10 | 5/10 | — | $426K |
| Kory James WentworthCFO | 9 | 4/9 | — | $345K |
| Kush ParmarDir | 6 | — | — | $1.9M |
| Natarajan SethuramanPres | 6 | 1/6 | — | $399K |
| Dipal DoshiCEO | 5 | — | — | — |
| Bernhardt G. ZeiherDir | 2 | — | $29K | — |
| Maha RadhakrishnanDir | 1 | — | — | — |
| Mary ThistleDir | 1 | — | — | — |
| Gina ChapmanDir | 1 | — | — | — |
| Peter S. KimDir | 1 | — | — | — |
Holders above 10%, often funds. They file the same form, but they trade for portfolio reasons, not because of what they know.
| Insider | Trades | Planned | Bought | Sold |
|---|---|---|---|---|
| BAKER BROS. ADVISORS LP10% | 16 | — | $1.6M | — |
| MPM BioVentures 2014, L.P.10% | 9 | — | — | $1.7M |
| MPM BIOVENTURES 2018, L.P.10% | 9 | — | — | $1.7M |
| 5AM Ventures V, L.P.10% | 5 | — | — | $3.0M |
81 in total, newest filings first.
| Insider | Date | Code | Shares | Price | Value |
|---|---|---|---|---|---|
| Natarajan SethuramanPres | Sep 2 | F | 2,079 | $7.14 | $15K |
| Kory James WentworthCFO | Sep 2 | F | 1,733 | $7.14 | $12K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Sep 3 | S | 32,263 | $7.17 | $231K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Sep 2 | S | 25,131 | $7.19 | $181K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Sep 1 | S | 29,088 | $7.06 | $205K |
| MPM BioVentures 2014, L.P.10%JOINT | Sep 3 | S | 32,263 | $7.17 | $231K |
| MPM BioVentures 2014, L.P.10%JOINT | Sep 2 | S | 25,131 | $7.19 | $181K |
| MPM BioVentures 2014, L.P.10%JOINT | Sep 1 | S | 29,088 | $7.06 | $205K |
| Nathan J. DowdenCOO | Sep 2 | F | 2,528 | $7.14 | $18K |
| Dipal DoshiCEO | Sep 2 | F | 8,724 | $7.14 | $62K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Aug 31 | S | 44,259 | $6.99 | $309K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Aug 28 | S | 3,733 | $7.01 | $26K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Aug 27 | S | 38,922 | $7.20 | $280K |
| MPM BioVentures 2014, L.P.10%JOINT | Aug 31 | S | 44,259 | $6.99 | $309K |
| MPM BioVentures 2014, L.P.10%JOINT | Aug 28 | S | 3,733 | $7.01 | $26K |
| MPM BioVentures 2014, L.P.10%JOINT | Aug 27 | S | 38,922 | $7.20 | $280K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Aug 26 | S | 14,569 | $7.06 | $103K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Aug 25 | S | 26,522 | $7.54 | $200K |
| MPM BIOVENTURES 2018, L.P.10%JOINT | Aug 24 | S | 21,623 | $7.34 | $159K |
| MPM BioVentures 2014, L.P.10%JOINT | Aug 26 | S | 14,569 | $7.06 | $103K |
| MPM BioVentures 2014, L.P.10%JOINT | Aug 25 | S | 26,522 | $7.54 | $200K |
| MPM BioVentures 2014, L.P.10%JOINT | Aug 24 | S | 21,623 | $7.34 | $159K |
| Kush ParmarDir | Aug 10 | S | 92,444 | $7.00 | $647K |
| Kush ParmarDir | Aug 7 | S | 52,317 | $6.85 | $358K |
| Kush ParmarDir | Aug 6 | S | 10,494 | $7.00 | $73K |
| 5AM Ventures V, L.P.10%JOINT | Aug 7 | S | 52,317 | $6.85 | $358K |
| 5AM Ventures V, L.P.10%JOINT | Aug 6 | S | 10,494 | $7.00 | $73K |
| Kush ParmarDir | Jul 31 | S | 1,718 | $6.85 | $12K |
| Kush ParmarDir | Jul 30 | S | 114,756 | $6.93 | $795K |
| 5AM Ventures V, L.P.10%JOINT | Jul 31 | S | 1,718 | $6.85 | $12K |
| 5AM Ventures V, L.P.10%JOINT | Jul 30 | S | 114,756 | $6.93 | $795K |
| Maha RadhakrishnanDirDERIV | Jun 10 | A | 19,000 | $0.00 | —? |
| Kush ParmarDirDERIV | Jun 10 | A | 19,000 | $0.00 | —? |
| Peter S. KimDirDERIV | Jun 10 | A | 19,000 | $0.00 | —? |
| Mary ThistleDirDERIV | Jun 10 | A | 19,000 | $0.00 | —? |
| Bernhardt G. ZeiherDirDERIV | Jun 10 | A | 19,000 | $0.00 | —? |
| Gina ChapmanDirDERIV | Jun 10 | A | 19,000 | $0.00 | —? |
| Bernhardt G. ZeiherDir | May 20 | P | 5,000 | $5.86 | $29K |
| Natarajan SethuramanPres | May 4 | SPLAN | 25,907 | $15.39 | $399K |
| Nathan J. DowdenCOODERIV | May 4 | MPLAN | 15,000 | $0.00 | —? |
| Nathan J. DowdenCOO | May 4 | SPLAN | 15,000 | $15.33 | $230K |
| Nathan J. DowdenCOO | May 4 | MPLAN | 15,000 | $1.74 | $26K |
| Kory James WentworthCFO | Apr 1 | SPLAN | 2,500 | $12.95 | $32K |
| Kory James WentworthCFO | Mar 10 | SPLAN | 11,388 | $13.02 | $148K |
| Kory James WentworthCFO | Mar 9 | SPLAN | 5,089 | $13.00 | $66K |
| Nathan J. DowdenCOO | Mar 10 | SPLAN | 11,894 | $13.05 | $155K |
| Nathan J. DowdenCOO | Mar 9 | SPLAN | 3,116 | $13.02 | $41K |
| Kory James WentworthCFO | Mar 4 | SPLAN | 7,988 | $12.25 | $98K |
| Natarajan SethuramanPresDERIV | Mar 1 | A | 83,200 | $0.00 | —? |
| Natarajan SethuramanPres | Mar 3 | F | 7,577 | $11.76 | $89K |
| Natarajan SethuramanPres | Mar 2 | F | 3,898 | $11.66 | $45K |
| Natarajan SethuramanPres | Mar 1 | A | 55,800 | $0.00 | — |
| Kory James WentworthCFODERIV | Mar 1 | A | 66,600 | $0.00 | —? |
| Kory James WentworthCFO | Mar 3 | F | 5,712 | $11.76 | $67K |
| Kory James WentworthCFO | Mar 2 | F | 2,939 | $11.66 | $34K |
| Kory James WentworthCFO | Mar 1 | A | 44,600 | $0.00 | — |
| Nathan J. DowdenCOODERIV | Mar 1 | A | 83,200 | $0.00 | —? |
| Nathan J. DowdenCOO | Mar 3 | F | 14,038 | $11.76 | $165K |
| Nathan J. DowdenCOO | Mar 2 | F | 7,223 | $11.66 | $84K |
| Nathan J. DowdenCOO | Mar 1 | A | 55,800 | $0.00 | — |
| Dipal DoshiCEODERIV | Mar 1 | A | 208,000 | $0.00 | —? |
| Dipal DoshiCEO | Mar 3 | F | 19,181 | $11.76 | $225K |
| Dipal DoshiCEO | Mar 2 | F | 9,869 | $11.66 | $115K |
| Dipal DoshiCEO | Mar 1 | A | 139,400 | $0.00 | — |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 20 | P | 13,082 | $9.07 | $119K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 20 | P | 1,186 | $9.07 | $11K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 20 | P | 13,386 | $9.07 | $121K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 20 | P | 1,213 | $9.07 | $11K |
| 5AM Ventures V, L.P.10%JOINT | Nov 14 | S | 200,000 | $8.80 | $1.8M |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 12 | P | 11,494 | $7.95 | $91K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 12 | P | 1,040 | $7.95 | $8K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 12 | P | 80,881 | $7.73 | $625K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 12 | P | 7,321 | $7.73 | $57K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 11 | P | 30,879 | $7.54 | $233K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 11 | P | 2,795 | $7.54 | $21K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 11 | P | 11,701 | $7.39 | $86K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 11 | P | 1,059 | $7.39 | $8K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 10 | P | 2,947 | $7.22 | $21K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 10 | P | 267 | $7.22 | $2K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 10 | P | 25,364 | $7.21 | $183K |
| BAKER BROS. ADVISORS LP10%JOINT | Nov 10 | P | 2,296 | $7.21 | $17K |