13F reference period
Q2 2026
CUSIP: 501976104
13F reference period
Q2 2026
Institutions Reporting
120
Shares (Excl. Options)
Price
$8.91
The headline uses the Q2 2026 reference period after its reporting deadline. Available reports may still be incomplete or amended. Newer periods in the history table contain incoming reports and may be incomplete.
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Latest holder context comes from 120 institutions filings for Q2 2026.
Security key
501976104
13F reference period
Q2 2026
13F holders
120
13D/G owners
6
CIK / CUSIP context first
Broader feeds
Open recent reporting periods for CUSIP 501976104:
13D/G owners
Large-stake holder rows connected to Schedule 13D/G evidence.
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Westlake BioPartners Fund I, L.P. | 7.8% | $43,778,216 | 4,657,257 | Dr. Beth C. Seidenberg ("Seidenberg") | 31 Dec 2025 | |||
| HIRSCHMAN ORIN | 5.9% | $24,820,000 | 3,650,000 | Orin Hirschman | 30 Sep 2026 | |||
| Northpond Ventures III, LP | 6.1% | $28,531,978 | 3,466,826 | Michael P. Rubin | 31 Dec 2025 | |||
| BlackRock, Inc. | 5.1% | $27,654,475 | 3,103,757 | BlackRock, Inc. | 30 Jun 2026 | |||
| GordonMD Global Investments LP | 7% | $23,275,071 | 3,058,485 | GordonMD Global Investments LP | 13 Nov 2025 | |||
| Bain Capital Life Sciences Opportunities III, LP | 4.8% | -13% | $25,705,350 | -$2,004,750 | 2,885,000 | -7.2% | Bain Capital Life Sciences Opportunities III, LP | 30 Jun 2026 |
13F concentration
Largest 13F positions for this security by reported shares and value.
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| GordonMD Global Investments LP | 6.9% | 4,244,818 | 0% | 23% | $37,821,328 |
| GILEAD SCIENCES, INC. | 6.7% | 4,126,119 | 0% | 2.2% | $36,763,720 |
| BlackRock, Inc. | 5.1% | 3,134,807 | +257% | 0% | $27,931,130 |
| Bain Capital Life Sciences Investors, LLC | 4.7% | 2,885,000 | -7.2% | 1.5% | $25,705,350 |
| AIGH Capital Management LLC | 4.5% | 2,795,797 | +40% | 2.3% | $24,910,552 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 3.2% | 2,000,000 | 0% | 0.19% | $17,820,000 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.1% | 1,897,451 | +6.4% | 0% | $16,906,288 |
| PRICE T ROWE ASSOCIATES INC /MD/ | 1.9% | 1,186,023 | -24% | 0% | $10,569,000 |
| GEODE CAPITAL MANAGEMENT, LLC | 1.7% | 1,049,430 | +148% | 0% | $9,352,537 |
| Insight Holdings Group, LLC | 1.6% | 989,054 | 0% | 0.67% | $8,812,471 |
| MORGAN STANLEY | 1.6% | 982,307 | +0.51% | 0% | $8,752,355 |
| STATE STREET CORP | 1.6% | 982,233 | +610% | 0% | $8,751,696 |
| Propel Bio Management, LLC | 1.4% | 883,198 | +37% | 4.1% | $7,869,294 |
| Woodline Partners LP | 1.4% | 845,325 | 0% | 0.02% | $7,531,846 |
| MILLENNIUM MANAGEMENT LLC | 1% | 639,780 | -36% | 0% | $5,700,440 |
| MBB PUBLIC MARKETS I LLC | 0.99% | 614,477 | 0% | 0.59% | $5,474,990 |
| ADAGE CAPITAL PARTNERS GP, L.L.C. | 0.81% | 500,000 | 0% | 0.01% | $4,455,000 |
| D. E. Shaw & Co., Inc. | 0.76% | 469,346 | -35% | 0% | $4,181,872 |
| WELLS FARGO & COMPANY/MN | 0.6% | 373,009 | +226% | 0% | $3,323,510 |
| UBS Group AG | 0.59% | 365,574 | -19% | 0% | $3,257,264 |
| GOLDMAN SACHS GROUP INC | 0.54% | 335,230 | +57% | 0% | $2,986,899 |
| RENAISSANCE TECHNOLOGIES LLC | 0.54% | 333,899 | -9.1% | 0% | $2,975,040 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.52% | 319,666 | +51% | 0% | $2,848,224 |
| NORTHERN TRUST CORP | 0.51% | 315,354 | +304% | 0% | $2,809,805 |
| BNP PARIBAS FINANCIAL MARKETS | 0.5% | 310,632 | 0% | 0% | $2,767,731 |
Quarter history
Holder count, reported shares/value, and median price by quarter.
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q3 | 9,590,438 | $65,217,328 | +$5,113,965 | $6.80 | 30 |
| 2026 Q2 | 37,605,292 | $335,055,970 | +$26,072,833 | $8.91 | 120 |
| 2026 Q1 | 34,823,469 | $300,524,364 | +$1,033,862 | $8.63 | 111 |
| 2025 Q4 | 34,131,760 | $320,775,226 | +$111,162,333 | $9.40 | 99 |
| 2025 Q3 | 22,688,863 | $136,134,153 | -$2,158,017 | $6.00 | 74 |
| 2025 Q2 | 23,200,134 | $71,227,727 | -$5,373,744 | $3.07 | 77 |
| 2025 Q1 | 25,800,890 | $49,797,231 | -$8,775,592 | $1.93 | 86 |
| 2024 Q4 | 28,863,400 | $107,952,189 | -$6,920,913 | $3.74 | 87 |
| 2024 Q3 | 28,136,737 | $138,294,516 | -$28,965,516 | $4.89 | 92 |
| 2024 Q2 | 31,935,411 | $239,516,646 | -$86,044,405 | $7.50 | 87 |
| 2024 Q1 | 30,688,965 | $762,283,849 | +$760,773,578 | $24.84 | 88 |