| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| COLUMN GROUP III GP, LP | 34% | $39,730,342 | 3,407,405 | Tim Kutzkey | 26 Mar 2025 | |||
| STEMPOINT CAPITAL LP | 11% | -28% | $11,869,181 | +$5,205,928 | 1,016,197 | +78% | StemPoint Capital LP | 30 Jun 2025 |
| 5AM Partners VII, LLC | 9.9% | $10,591,792 | 908,387 | 5AM Partners VII, LLC | 26 Mar 2025 | |||
| Venrock Healthcare Capital Partners III, L.P. | 9.9% | $10,173,886 | 872,546 | Venrock Healthcare Capital Partners III, L.P. | 26 Mar 2025 | |||
| RA CAPITAL MANAGEMENT, L.P. | 9.9% | $10,114,094 | 867,418 | RA Capital Management, L.P. | 31 Mar 2025 | |||
| AI Biotechnology LLC | 9.9% | $9,847,605 | 844,563 | AI Biotechnology LLC | 24 Mar 2025 | |||
| INTEGRATED CORE STRATEGIES (US) LLC | 6.6% | $7,687,568 | 564,847 | Millennium Management LLC | 13 Nov 2025 | |||
| Stonepine Capital Management, LLC | 5.8% | -41% | $5,941,464 | +$2,058,436 | 508,687 | +53% | Stonepine Capital Management, LLC | 30 Jun 2025 |
| Nantahala Capital Management, LLC | 5.2% | -48% | $5,317,892 | +$1,359,190 | 455,299 | +34% | Nantahala Capital Management, LLC | 30 Jun 2025 |
| PERCEPTIVE ADVISORS LLC | 1.9% | -64% | $1,943,326 | 166,666 | 0% | Perceptive Advisors LLC | 31 Mar 2025 | |
| REGENTS OF THE UNIVERSITY OF CALIFORNIA | 4.2% | $1,553,194 | 133,207 | REGENTS OF THE UNIVERSITY OF CALIFORNIA | 31 Dec 2024 | |||
| Nantahala Capital Partners Limited Partnership | 2.2% | -62% | $861,884 | -$1,201,586 | 73,918 | -58% | NANTAHALA CAPITAL PARTNERS LIMITED PARTNERSHIP | 31 Mar 2025 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | 0.79% | -91% | $789,171 | -$1,604,458 | 67,566 | -67% | DRIEHAUS CAPITAL MANAGEMENT LLC | 30 Jun 2025 |
| Alyeska Investment Group, L.P. | 0.8% | $313,129 | 26,855 | Alyeska Investment Group, L.P. | 31 Dec 2024 |
| Filer | Ownership | Nb Shares | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| STEMPOINT CAPITAL LP | 8.3% | 713,463 | +3.9% | 1.9% | $9,192,971 |
| VR ADVISER, LLC | 7.4% | 632,931 | 0% | 0.46% | $8,155,316 |
| RA CAPITAL MANAGEMENT, L.P. | 7% | 602,626 | 0% | 0.1% | $7,764,836 |
| 5AM Venture Management, LLC | 3.6% | 310,000 | 0% | 1.5% | $3,994,350 |
| VANGUARD GROUP INC | 3.1% | 266,418 | +22% | 0% | $3,432,796 |
| Vivo Capital, LLC | 3% | 260,000 | 0% | 0.27% | $3,350,100 |
| Stonepine Capital Management, LLC | 2.9% | 250,146 | -18% | 2.6% | $3,223,131 |
| SAMSARA BIOCAPITAL, LLC | 2.8% | 241,400 | 0% | 0.41% | $3,110,439 |
| Nantahala Capital Management, LLC | 2.7% | 229,527 | 0% | 0.18% | $2,957,455 |
| ACUTA CAPITAL PARTNERS, LLC | 2.1% | 178,415 | +5% | 2.4% | $2,298,877 |
| BRAIDWELL LP | 1.6% | 140,000 | 0% | 0.05% | $1,803,900 |
| REGENTS OF THE UNIVERSITY OF CALIFORNIA | 1.6% | 133,207 | 0% | 0.13% | $1,716,372 |
| MILLENNIUM MANAGEMENT LLC | 1.3% | 109,769 | 0% | $1,414,374 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 1% | 88,653 | 0% | 0% | $1,142,294 |
| Euclidean Capital LLC | 1% | 87,696 | 0% | 0.47% | $1,129,963 |
| Eversept Partners, LP | 0.9% | 76,997 | 0.08% | $992,106 | |
| Balyasny Asset Management L.P. | 0.83% | 70,732 | 0% | $911,382 | |
| Schonfeld Strategic Advisors LLC | 0.81% | 69,024 | 0.01% | $889,371 | |
| ArrowMark Colorado Holdings LLC | 0.64% | 55,123 | 0% | 0.01% | $710,260 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.64% | 54,527 | +76% | 0% | $702,927 |
| Board of Trustees of The Leland Stanford Junior University | 0.61% | 52,130 | 0% | 0.08% | $671,695 |
| Woodline Partners LP | 0.56% | 48,193 | 0% | $620,967 | |
| Trustees of Columbia University in the City of New York | 0.56% | 47,930 | 0% | 0.09% | $617,579 |
| MORGAN STANLEY | 0.41% | 34,764 | 0% | 0% | $447,934 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 0.25% | 21,715 | 0% | 0% | $280,000 |
| Period | Reported Shares, Excl. Options | Value, Excl. Options | Value Change | Price | Investors |
|---|---|---|---|---|---|
| 2025 Q3 | 4,842,546 | $62,396,754 | +$4,541,388 | $12.88 | 35 |
| 2025 Q2 | 4,529,305 | $40,492,894 | +$5,077,667 | $8.94 | 30 |
| 2025 Q1 | 3,947,648 | $46,030,442 | +$26,477,442 | $11.66 | 29 |
| 2024 Q4 | 1,659,393 | $23,812,762 | +$4,279,857 | $14.35 | 23 |
| 2024 Q3 | 1,320,575 | $15,778,814 | +$697,817 | $11.98 | 21 |
| 2024 Q2 | 1,295,142 | $14,182,156 | +$10,447,771 | $10.95 | 20 |
| 2024 Q1 | 340,744 | $5,311,748 | -$371,457 | $15.71 | 15 |
| 2023 Q4 | 412,333 | $3,882,519 | +$3,551,539 | $9.40 | 16 |