Ticker: STOK CUSIP: 86150R107 Class: Common Stock
Note: Option positions (PUT/CALL) are excluded.
| Institution | Shares | Value ($000) |
|---|---|---|
| HighVista Strategies LLC | 115,539 | $3,667 |
| DEERFIELD MANAGEMENT COMPANY, L.P. | 1,823,500 | $57,878 |
| HUSSMAN STRATEGIC ADVISORS, INC. | 63,000 | $2,000 |
| Privium Fund Management B.V. | 55,000 | $1,746 |
| Harvest Investment Services, LLC | 38,347 | $1,217 |
| DIADEMA PARTNERS LP | 17,181 | $545 |
| Candriam S.C.A. | 446,690 | $14,179 |
| Persistent Asset Partners Ltd | 4,576 | $145 |
| READYSTATE ASSET MANAGEMENT LP | 29,059 | $922 |
| PROFUND ADVISORS LLC | 33,388 | $1,060 |
| Entropy Technologies, LP | 11,764 | $373 |
| BAILLIE GIFFORD & CO | 246,900 | $7,837 |
| PRELUDE CAPITAL MANAGEMENT, LLC | 6,369 | $202 |
| Alyeska Investment Group, L.P. | 75,000 | $2,381 |
| J. Goldman & Co LP | 6,827 | $217 |
| JANE STREET GROUP, LLC | 67,112 | $2,130 |
| VICTORY CAPITAL MANAGEMENT INC | 41,140 | $1,306 |
| CANADA PENSION PLAN INVESTMENT BOARD | 35,200 | $1,117 |
| TUDOR INVESTMENT CORP ET AL | 19,309 | $613 |
| STATE OF WISCONSIN INVESTMENT BOARD | 14,819 | $470 |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| Birchview Capital, LP | 210,000 | 260,000 | +50,000 (+23.8%) |
| BVF INC/IL | 1,657,096 | 2,265,674 | +608,578 (+36.7%) |
| Quantedge Capital Pte Ltd | 40,000 | 87,200 | +47,200 (+118.0%) |
| Parkman Healthcare Partners LLC | 250,000 | 430,155 | +180,155 (+72.1%) |
| Opaleye Management Inc. | 682,017 | 695,000 | +12,983 (+1.9%) |
| RTW INVESTMENTS, LP | 5,123,525 | 5,546,856 | +423,331 (+8.3%) |
| PLATINUM INVESTMENT MANAGEMENT LTD | 32,901 | 40,815 | +7,914 (+24.1%) |
| JANUS HENDERSON GROUP PLC | 334,481 | 1,450,933 | +1,116,452 (+333.8%) |
| Assenagon Asset Management S.A. | 900,272 | 1,227,723 | +327,451 (+36.4%) |
| STATE STREET CORP | 1,425,873 | 2,498,049 | +1,072,176 (+75.2%) |
| Rafferty Asset Management, LLC | 35,327 | 90,193 | +54,866 (+155.3%) |
| JPMORGAN CHASE & CO | 24,376 | 277,930 | +253,554 (+1040.2%) |
| China Universal Asset Management Co., Ltd. | 9,605 | 12,907 | +3,302 (+34.4%) |
| DIMENSIONAL FUND ADVISORS LP | 678,307 | 827,139 | +148,832 (+21.9%) |
| ALPS ADVISORS INC | 44,664 | 66,502 | +21,838 (+48.9%) |
| BARCLAYS PLC | 79,740 | 150,945 | +71,205 (+89.3%) |
| Invesco Ltd. | 208,075 | 259,543 | +51,468 (+24.7%) |
| PRINCIPAL FINANCIAL GROUP INC | 45,205 | 70,282 | +25,077 (+55.5%) |
| WELLS FARGO & COMPANY/MN | 28,071 | 49,585 | +21,514 (+76.6%) |
| Bank of New York Mellon Corp | 120,436 | 140,802 | +20,366 (+16.9%) |
| Institution | Prev Shares | Curr Shares | Change |
|---|---|---|---|
| Redmile Group, LLC | 4,175,542 | 4,034,070 | -141,472 (-3.4%) |
| MPM BioImpact LLC | 789,698 | 770,289 | -19,409 (-2.5%) |
| Kennondale Capital Management LLC | 69,732 | 38,731 | -31,001 (-44.5%) |
| DAFNA Capital Management LLC | 169,791 | 108,875 | -60,916 (-35.9%) |
| BAKER BROS. ADVISORS LP | 4,633,838 | 3,336,697 | -1,297,141 (-28.0%) |
| Palo Alto Investors LP | 105,427 | 72,022 | -33,405 (-31.7%) |
| Rhenman & Partners Asset Management AB | 250,000 | 216,000 | -34,000 (-13.6%) |
| Granahan Investment Management, LLC | 253,899 | 191,397 | -62,502 (-24.6%) |
| GSA CAPITAL PARTNERS LLP | 47,583 | 7,076 | -40,507 (-85.1%) |
| Schonfeld Strategic Advisors LLC | 238,015 | 63,109 | -174,906 (-73.5%) |
| Campbell & CO Investment Adviser LLC | 30,418 | 12,995 | -17,423 (-57.3%) |
| Dynamic Technology Lab Private Ltd | 13,630 | 8,054 | -5,576 (-40.9%) |
| State of Wyoming | 7,844 | 1,110 | -6,734 (-85.8%) |
| EAM Investors, LLC | 120,181 | 117,823 | -2,358 (-2.0%) |
| ROYAL BANK OF CANADA | 915,786 | 1,623 | -914,163 (-99.8%) |
| Polar Capital Holdings Plc | 1,323,470 | 1,269,131 | -54,339 (-4.1%) |
| GILDER GAGNON HOWE & CO LLC | 155,166 | 122,448 | -32,718 (-21.1%) |
| FMR LLC | 6,865,057 | 5,600,920 | -1,264,137 (-18.4%) |
| Woodline Partners LP | 95,120 | 50,120 | -45,000 (-47.3%) |
| Point72 Asset Management, L.P. | 1,306,698 | 1,222,213 | -84,485 (-6.5%) |
| Institution | Prev Shares | Prev Value ($000) |
|---|---|---|
| Checkpoint Capital L.P. | 212,049 | $4,983 |
| Fort Point Capital Partners LLC | 75,429 | $1,773 |
| MARSHALL WACE, LLP | 768,287 | $18,055 |
| Jain Global LLC | 24,340 | $572 |
| MILLENNIUM MANAGEMENT LLC | 61,048 | $1,435 |
| OMERS ADMINISTRATION Corp | 12,100 | $284 |
| TEACHER RETIREMENT SYSTEM OF TEXAS | 9,358 | $220 |
| Quarry LP | 956 | $22 |
| Concord Wealth Partners | 500 | $12 |
| Leonteq Securities AG | 500 | $12 |
| Advisory Services Network, LLC | 100 | $2 |
| Wealthspire Advisors, LLC | 50 | $1 |