Security key
86889P208
CUSIP: 86889P208
Security key
86889P208
Report period
Q3 2025
Institutions
35
Top holders
10
Broader feeds
Reporting periods
Recent filing periods:
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| AI Biotechnology LLC |
13D/G
|
— |
9.9%
|
844,563
|
$8,462,521 | $0 | 24 Mar 2025 | |
| Nantahala Capital Partners Limited Partnership |
13D/G
|
— |
2.2%
|
73,918
|
$740,658 | -$1,032,581 | 31 Mar 2025 | |
| PERCEPTIVE ADVISORS LLC |
13D/G
13F
|
Company |
1.9%
|
166,666
|
$1,669,993 | $0 | 31 Mar 2025 | |
| Alyeska Investment Group, L.P. |
13D/G
13F
|
Company |
0.8%
|
26,855
|
$269,087 | $0 | 31 Dec 2024 | |
| DRIEHAUS CAPITAL MANAGEMENT LLC |
13F
13D/G
|
Company |
0.79%
from 13D/G
|
67,566
|
$604,040 | — | 30 Jun 2025 | |
| STEMPOINT CAPITAL LP |
13F
|
Company |
5.3%
|
686,539
|
$6,137,659 | — | 30 Jun 2025 | |
| Venrock Adviser, LLC |
13F
|
Company |
4.8%
|
632,931
|
$5,658,403 | — | 30 Jun 2025 | |
| RA CAPITAL MANAGEMENT, L.P. |
13F
|
Company |
4.6%
|
602,626
|
$5,387,476 | — | 30 Jun 2025 | |
| 5AM Venture Management, LLC |
13F
|
Company |
2.4%
|
310,000
|
$2,771,400 | — | 30 Jun 2025 | |
| Stonepine Capital Management, LLC |
13F
|
Company |
2.3%
|
306,029
|
$2,735,899 | — | 30 Jun 2025 | |
| Vivo Capital, LLC |
13F
|
Company |
2%
|
260,000
|
$2,324,400 | — | 30 Jun 2025 | |
| Nantahala Capital Management, LLC |
13F
|
Company |
1.8%
|
229,527
|
$2,051,971 | — | 30 Jun 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
1.7%
|
218,950
|
$1,957,413 | — | 30 Jun 2025 | |
| ACUTA CAPITAL PARTNERS, LLC |
13F
|
Company |
1.3%
|
170,000
|
$1,519,800 | — | 30 Jun 2025 | |
| BRAIDWELL LP |
13F
|
Company |
1.1%
|
140,000
|
$1,251,600 | — | 30 Jun 2025 | |
| ADAGE CAPITAL PARTNERS GP, L.L.C. |
13F
|
Company |
0.68%
|
88,653
|
$792,558 | — | 30 Jun 2025 | |
| ARMISTICE CAPITAL, LLC |
13F
|
Company |
0.46%
|
60,000
|
$536,400 | — | 30 Jun 2025 | |
| Board of Trustees of The Leland Stanford Junior University |
13F
|
Company |
0.4%
|
52,130
|
$466,042 | — | 30 Jun 2025 | |
| MORGAN STANLEY |
13F
|
Company |
0.27%
|
34,764
|
$310,790 | — | 30 Jun 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
0.24%
|
30,963
|
$276,850 | — | 30 Jun 2025 | |
| BlackRock, Inc. |
13F
|
Company |
0.12%
|
15,483
|
$138,418 | — | 30 Jun 2025 | |
| RENAISSANCE TECHNOLOGIES LLC |
13F
|
Company |
0.11%
|
14,626
|
$130,756 | — | 30 Jun 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.08%
|
10,451
|
$93,432 | — | 30 Jun 2025 | |
| WOLVERINE ASSET MANAGEMENT LLC |
13F
|
Company |
0%
|
281
|
$2,512 | — | 30 Jun 2025 | |
| Tower Research Capital LLC (TRC) |
13F
|
Company |
0%
|
216
|
$1,931 | — | 30 Jun 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0%
|
52
|
$465 | — | 30 Jun 2025 | |
| Column Group LLC |
13F
|
Company |
—
class O/S missing
|
1,499,773
|
$13,407,971 | — | 30 Jun 2025 | |
| Samsara BioCapital, LLC |
13F
|
Company |
—
mixed-class rows
|
341,399
mixed-class rows
|
$2,159,926 | — | 30 Jun 2025 | |
| Of The University Of California Regents |
13F
|
Individual |
—
mixed-class rows
|
216,540
mixed-class rows
|
$1,192,204 | — | 30 Jun 2025 | |
| Euclidean Capital LLC |
13F
|
Company |
—
mixed-class rows
|
258,529
mixed-class rows
|
$787,094 | — | 30 Jun 2025 | |
| Benny Soffer |
3/4/5
|
FORMER DIRECTOR |
—
mixed-class rows
|
2,029,667
mixed-class rows
|
$716,300 | — | 11 Aug 2021 | |
| Kevin Harold Livingston |
3/4/5
|
Former Chief Financial Officer |
—
mixed-class rows
|
2,029,667
mixed-class rows
|
$716,300 | — | 11 Aug 2021 | |
| Life Sciences Consonance |
3/4/5
|
Former 10% Holder |
—
mixed-class rows
|
2,029,667
mixed-class rows
|
$716,300 | — | 11 Aug 2021 | |
| EcoR1 Capital, LLC |
13F
|
Company |
—
class O/S missing
|
66,665
|
$595,985 | — | 30 Jun 2025 | |
| ArrowMark Colorado Holdings LLC |
13F
|
Company |
—
mixed-class rows
|
163,456
mixed-class rows
|
$494,761 | — | 30 Jun 2025 | |
| Trustees of Columbia University in the City of New York |
13F
|
Company |
—
mixed-class rows
|
81,263
mixed-class rows
|
$429,094 | — | 30 Jun 2025 | |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
|
Company |
—
mixed-class rows
|
63,381
mixed-class rows
|
$196,000 | — | 30 Jun 2025 | |
| BAKER BROS. ADVISORS LP |
13F
|
Company |
—
class O/S missing
|
833,333
|
$15,083 | — | 30 Jun 2025 | |
| Geertrui Vanhove |
3/4/5
|
Chief Medical Officer |
—
class O/S missing
|
32,412
|
$12,317 | — | 15 Dec 2022 | |
| LMR Partners LLP |
13F
|
Company |
—
class O/S missing
|
648,285
|
$11,734 | — | 30 Jun 2025 | |
| Christopher Haqq |
3/4/5
|
Former Director |
—
class O/S missing
|
30,000
|
$11,400 | — | 11 Aug 2021 | |
| Donald J. Santel |
3/4/5
|
Former Director |
—
class O/S missing
|
30,000
|
$11,400 | — | 11 Aug 2021 | |
| Jennifer Jarrett |
3/4/5
|
Former Director |
—
class O/S missing
|
30,000
|
$11,400 | — | 11 Aug 2021 | |
| Yeh Wen-Chen |
3/4/5
|
Chief Scientific Officer |
—
class O/S missing
|
27,216
|
$10,342 | — | 15 Jun 2023 | |
| BRIDGER MANAGEMENT, LLC |
13F
|
Company |
—
class O/S missing
|
442,052
|
$8,001 | — | 30 Jun 2025 | |
| DEERFIELD MANAGEMENT COMPANY, L.P. |
13F
|
Company |
—
class O/S missing
|
166,666
|
$3,017 | — | 30 Jun 2025 | |
| UBS Group AG |
13F
|
Company |
—
mixed-class rows
|
1,699
mixed-class rows
|
$2,341 | — | 30 Jun 2025 | |
| CANTOR FITZGERALD, L. P. |
13F
|
Individual |
—
class O/S missing
|
70,824
|
$1,282 | — | 30 Jun 2025 | |
| Boxer Capital Management, LLC |
13F
|
Company |
—
class O/S missing
|
66,666
|
$1,207 | — | 30 Jun 2025 | |
| Monashee Investment Management LLC |
13F
|
Company |
—
class O/S missing
|
30,129
|
$545 | — | 30 Jun 2025 |
| Investor | Option | Weight % | Change % | Value $ | * Price | Shares | Share Change | Activity | Report Period |
|---|
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 Value $ | Q3 2025 Value $ | Value Diff $ | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).