SION

Institutional Ownership

Top 126 Institutional Holders
HolderSharesDateChange% Held
RA CAPITAL MANAGEMENT, L.P.9.91MMar 31, 26--21.94%
TPG GP A, LLC6.49MMar 31, 26-250.00K14.39%
ORBIMED ADVISORS LLC3.53MMar 31, 26-30.95K7.82%
VIKING GLOBAL INVESTORS LP3.20MMar 31, 26--7.08%
Atlas Venture Life Science Advisors, LLC3.00MMar 31, 26--6.63%
Enavate Sciences GP, LLC2.48MMar 31, 26--5.49%
JPMORGAN CHASE & CO1.47MMar 31, 26+233.19K3.24%
JENNISON ASSOCIATES LLC1.45MMar 31, 26+335.94K3.21%
BlackRock, Inc.1.30MMar 31, 26+4.27K2.87%
CITADEL ADVISORS LLC1.17MMar 31, 26+79.61K2.58%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C)970.59KMar 31, 26--2.15%
PRICE T ROWE ASSOCIATES INC /MD/756.38KMar 31, 26-75.00K1.68%
STATE STREET CORP756.23KMar 31, 26+62.83K1.67%
PERCEPTIVE ADVISORS LLC658.44KMar 31, 26-520.66K1.46%
EVENTIDE ASSET MANAGEMENT, LLC645.53KMar 31, 26+6.49K1.43%
abrdn plc564.17KMar 31, 26-275.79K1.25%
BAKER BROS. ADVISORS LP400.00KMar 31, 26--0.89%
GEODE CAPITAL MANAGEMENT, LLC389.87KMar 31, 26+9.83K0.86%
Siren, L.L.C.300.00KMar 31, 26--0.66%
Sio Capital Management, LLC294.34KMar 31, 26+294.34K0.65%
Soleus Capital Management, L.P.293.50KMar 31, 26+25.00K0.65%
GOLDMAN SACHS GROUP INC263.17KMar 31, 26+226.91K0.58%
Ensign Peak Advisors, Inc255.64KMar 31, 26+175.77K0.57%
Candriam S.C.A.236.81KMar 31, 26+236.81K0.52%
FRANKLIN RESOURCES INC175.48KMar 31, 26--0.39%
ADAGE CAPITAL PARTNERS GP, L.L.C.150.00KMar 31, 26+150.00K0.33%
UBS Group AG147.64KMar 31, 26+58.46K0.33%
SUPERSTRING CAPITAL MANAGEMENT LP141.02KMar 31, 26-39.57K0.31%
MILLENNIUM MANAGEMENT LLC140.64KMar 31, 26+60.09K0.31%
Point72 Asset Management, L.P.136.55KMar 31, 26+136.55K0.30%
Alyeska Investment Group, L.P.136.22KMar 31, 26--0.30%
MORGAN STANLEY133.02KMar 31, 26+83.15K0.29%
CHARLES SCHWAB INVESTMENT MANAGEMENT INC120.25KMar 31, 26-3.43K0.27%
Artia Global Partners LP119.74KMar 31, 26--0.27%
NORTHERN TRUST CORP116.78KMar 31, 26+4.66K0.26%
VANGUARD FIDUCIARY TRUST CO112.17KMar 31, 26+112.17K0.25%
Rock Springs Capital Management LP99.43KMar 31, 26--0.22%
Rhenman & Partners Asset Management AB87.50KMar 31, 26+87.50K0.19%
TD ASSET MANAGEMENT INC83.00KMar 31, 26-30.36K0.18%
AMERIPRISE FINANCIAL INC81.97KMar 31, 26-19.67K0.18%
FMR LLC81.39KMar 31, 26+81.01K0.18%
DRIEHAUS CAPITAL MANAGEMENT LLC76.63KMar 31, 26-7.22K0.17%
MANUFACTURERS LIFE INSURANCE COMPANY, THE64.46KMar 31, 26-4.97K0.14%
SEVEN GRAND MANAGERS, LLC50.00KMar 31, 26--0.11%
Integral Health Asset Management, LLC50.00KMar 31, 26+50.00K0.11%
Russell Investments Group, Ltd.48.42KMar 31, 26+26.48K0.11%
WELLINGTON MANAGEMENT GROUP LLP46.08KMar 31, 26+7.73K0.10%
Qube Research & Technologies Ltd42.24KMar 31, 26+42.24K0.09%
BNP PARIBAS ARBITRAGE, SNC40.57KMar 31, 26+38.31K0.09%
SILVERARC CAPITAL MANAGEMENT, LLC39.42KMar 31, 26-2.04K0.09%
ALPS ADVISORS INC36.63KMar 31, 26-200.08%
StemPoint Capital LP36.54KMar 31, 26+36.54K0.08%
Bank of New York Mellon Corp33.78KMar 31, 26-1.36K0.07%
POLEN CAPITAL MANAGEMENT LLC26.77KMar 31, 26-4.48K0.06%
Maven Securities LTD25.00KMar 31, 26+25.00K0.06%
Nuveen, LLC23.73KMar 31, 26--0.05%
XTX Topco Ltd23.55KMar 31, 26+18.63K0.05%
Rafferty Asset Management, LLC22.14KMar 31, 26-2.55K0.05%
BARCLAYS PLC18.39KMar 31, 26-29.79K0.04%
RHUMBLINE ADVISERS18.31KMar 31, 26+6140.04%
CITIGROUP INC18.06KMar 31, 26+12.87K0.04%
ALLIANCEBERNSTEIN L.P.16.41KMar 31, 26+7900.04%
Squarepoint Ops LLC15.22KMar 31, 26-1.14K0.03%
Walleye Capital LLC15.10KMar 31, 26+15.10K0.03%
DEUTSCHE BANK AG\13.25KMar 31, 26+3.22K0.03%
Longaeva Partners L.P.12.69KMar 31, 26-67.04K0.03%
KENNEDY CAPITAL MANAGEMENT LLC12.28KMar 31, 26+5.53K0.03%
Vanguard Global Advisers, LLC11.19KMar 31, 26+11.19K0.02%
Invesco Ltd.10.79KMar 31, 26-100.38K0.02%
PROFUND ADVISORS LLC9.94KMar 31, 26+7260.02%
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9.19KMar 31, 26+2700.02%
MetLife Investment Management, LLC8.56KMar 31, 26--0.02%
China Universal Asset Management Co., Ltd.7.92KMar 31, 26-2.35K0.02%
SUSQUEHANNA INTERNATIONAL GROUP, LLP7.31KMar 31, 26+7.31K0.02%
ExodusPoint Capital Management, LP7.19KMar 31, 26+7.19K0.02%
Virtus Investment Advisers, Inc.6.37KMar 31, 26+1540.01%
Quarry LP6.30KMar 31, 26+6.30K0.01%
Hudson Bay Capital Management LP6.18KMar 31, 26+6.18K0.01%
WELLS FARGO & COMPANY/MN5.89KMar 31, 26-11.66K0.01%
TWO SIGMA INVESTMENTS, LP5.50KMar 31, 26-9000.01%
INTECH INVESTMENT MANAGEMENT LLC5.49KMar 31, 26-2.10K0.01%
NEW YORK STATE COMMON RETIREMENT FUND5.30KMar 31, 26--0.01%
AlphaCentric Advisors LLC4.82KMar 31, 26+2.10K0.01%
Police & Firemen's Retirement System of New Jersey4.23KMar 31, 26--0.01%
LOS ANGELES CAPITAL MANAGEMENT LLC4.12KMar 31, 26-1.07K0.01%
STRS OHIO2.90KMar 31, 26+2.90K0.01%
Tower Research Capital LLC (TRC)2.35KMar 31, 26+1.22K0.01%
Mirae Asset Global Investments Co., Ltd.2.33KMar 31, 26+1590.01%
Legal & General Group Plc1.43KMar 31, 26-2500.00%
Ameritas Investment Partners, Inc.1.30KMar 31, 26--0.00%
GF FUND MANAGEMENT CO. LTD.1.00KMar 31, 26+1270.00%
Zurcher Kantonalbank (Zurich Cantonalbank)371Mar 31, 26+3710.00%
Steward Partners Investment Advisory, LLC254Mar 31, 26+2540.00%
Rockefeller Capital Management L.P.241Mar 31, 26+1930.00%
GAMMA Investing LLC238Mar 31, 26+610.00%
Farther Finance Advisors, LLC196Mar 31, 26+60.00%
Quantbot Technologies LP178Mar 31, 26+1780.00%
UBS ASSET MANAGEMENT AMERICAS INC116Mar 31, 26+1160.00%
Sterling Capital Management LLC105Mar 31, 26--0.00%
CWM, LLC67Mar 31, 26-130.00%
US BANCORP \DE\51Mar 31, 26-140.00%
EverSource Wealth Advisors, LLC46Mar 31, 26+260.00%
Caitong International Asset Management Co., Ltd36Mar 31, 26+360.00%
ROYAL BANK OF CANADA30Mar 31, 26-4590.00%
Allworth Financial LP29Mar 31, 26+10.00%
Hughes Financial Services, LLC26Mar 31, 26+10.00%
SIGNATUREFD, LLC24Mar 31, 26+240.00%
PNC FINANCIAL SERVICES GROUP, INC.16Mar 31, 26+110.00%
Fortitude Family Office, LLC15Mar 31, 26+150.00%
Root Financial Partners, LLC10Mar 31, 26+100.00%
MAI Capital Management2Mar 31, 26+20.00%
ROTHSCHILD INVESTMENT LLC1Mar 31, 26--0.00%
SG Americas Securities, LLC--Mar 31, 26-10.69K--
Aster Capital Management (DIFC) Ltd--Mar 31, 26-37--
DARK FOREST CAPITAL MANAGEMENT LP--Mar 31, 26-5.99K--
D. E. Shaw & Co., Inc.--Mar 31, 26-5.74K--
BALYASNY ASSET MANAGEMENT L.P.--Mar 31, 26-1.41K--
AMERICAN CENTURY COMPANIES INC--Mar 31, 26-6.18K--
ProShare Advisors LLC--Mar 31, 26-4.90K--
Daiwa Securities Group Inc.--Mar 31, 26-149--
AMALGAMATED BANK--Mar 31, 26-504--
VANGUARD GROUP INC1.18MDec 31, 25+41.80K2.62%
BANK OF AMERICA CORP /DE/43.57KDec 31, 25+37.03K0.10%
CIBC Private Wealth Group, LLC4.50KDec 31, 25+4.50K0.01%
BALYASNY ASSET MANAGEMENT L.P.1.41KDec 31, 25+1.41K0.00%
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM988Dec 31, 25+2170.00%