HolderBook

SPARK THERAPEUTICS INC (ONCE)

Institutional ownership reported to the SEC as of Q3 2019, across 4 quarters.

190
Reporting holders
$3.8B
Reported value
8.3%
Held as options
-8
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
VANGUARD GROUP INC$314.0M3,237,6160.01%4q+1.9%+$5.8M
Pentwater Capital Management LP$300.8M2,103,5454.70%2q+169.7%+$189.3M
BlackRock Inc.$278.3M2,869,8850.01%4q+4.1%+$11.0M
BOXER CAPITAL, LLC$160.0M1,650,00011.60%2q+175.0%+$101.8M
PAULSON & CO. INC.$139.4M1,437,6662.79%2q+89.7%+$65.9M
STATE STREET CORP$128.4M1,324,0610.01%4q+1.5%+$1.9M
CITADEL ADVISORS LLC$102.6M654,8520.05%4q+3.6%+$3.6M
Casdin Capital, LLC$83.7M863,3008.66%4q-2.4%-$2.1M
CNH PARTNERS LLC$83.2M857,4781.22%3q+18.1%+$12.7M
ALPINE ASSOCIATES MANAGEMENT INC.$78.4M808,9002.57%3q+3.2%+$2.4M
Magnetar Financial LLC$75.8M782,1081.93%3q-11.6%-$10.0M
BAKER BROS. ADVISORS LP$72.9M751,9270.50%4qHELD
EcoR1 Capital, LLC$69.3M714,7898.75%4q+16.4%+$9.8M
TIG Advisors, LLC$64.2M633,7342.95%2q+5.8%+$3.5M
JPMORGAN CHASE & CO$57.2M499,9360.01%4q-26.8%-$20.9M
ADAGE CAPITAL PARTNERS GP, L.L.C.$56.7M584,3320.14%3qHELD
GABELLI FUNDS LLC$52.4M540,2400.35%3q-13.2%-$8.0M
Verition Fund Management LLC$52.1Moptions only1.44%newOPTIONS
Rock Springs Capital Management LP$49.0M505,3711.95%4qHELD
GOLDMAN SACHS GROUP INC$47.9M494,2480.01%4q-11.1%-$6.0M
MILLENNIUM MANAGEMENT LLC$47.9M493,6330.08%3q-25.5%-$16.4M
Sofinnova Investments, Inc.$46.7M481,2704.22%4qHELD
GEODE CAPITAL MANAGEMENT, LLC$45.6M470,6310.01%4q+5.4%+$2.4M
NORTHERN TRUST CORP$43.5M448,2570.01%4q+9.6%+$3.8M
IndexIQ Advisors LLC$40.5M417,3501.44%3q-7.1%-$3.1M
GROUP ONE TRADING, L.P.$40.2M4,9390.32%4q-92.4%-$492.3M
GARDNER LEWIS ASSET MANAGEMENT L P$35.3M364,3975.29%3q-2.9%-$1.1M
Kite Lake Capital Management (UK) LLP$34.9M359,7932.47%2q+1.4%+$498.0K
NORGES BANK$34.7M357,3460.01%7q+3.1%+$1.0M
ARP AMERICAS LP$34.6M357,2592.36%3q+56.3%+$12.5M
PERCEPTIVE ADVISORS LLC$33.9M350,0000.91%2qHELD
MACQUARIE GROUP LTD$30.3M312,3140.05%5q-66.7%-$60.6M
PRICE T ROWE ASSOCIATES INC /MD/$29.9M307,8370.00%4q-55.7%-$37.5M
WELLINGTON MANAGEMENT GROUP LLP$28.7M295,4540.01%4q+6.7%+$1.8M
Twin Securities, Inc.$28.5M290,79317.16%3q-9.3%-$2.9M
Jefferies Group LLC$26.3M27,3250.20%2q+423.4%+$21.3M
DIMENSIONAL FUND ADVISORS LP$26.3M270,7880.01%4qHELD
PSquared Asset Management AG$26.2M270,0004.32%newNEW
GABELLI & Co INVESTMENT ADVISERS, INC.$25.2M259,4912.83%3q-11.0%-$3.1M
Allianz Asset Management GmbH$24.4M251,5210.02%5q+5.8%+$1.3M
D. E. Shaw & Co., Inc.$24.4M251,1890.03%4q-51.8%-$26.1M
ARMISTICE CAPITAL, LLC$24.2M250,0001.61%2q+267.6%+$17.7M
Alyeska Investment Group, L.P.$24.2M249,3010.35%3qHELD
P SCHOENFELD ASSET MANAGEMENT LP$24.1Moptions only1.94%newOPTIONS
PRELUDE CAPITAL MANAGEMENT, LLC$24.0M239,7911.08%3q+2.4%+$555.5K
ORBIMED ADVISORS LLC$23.8M244,9000.45%2q+11.4%+$2.4M
Capital World Investors$23.1M238,0200.01%4qHELD
FARALLON CAPITAL MANAGEMENT LLC$21.3M220,0000.16%3q-71.4%-$53.3M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC$20.4M210,2590.01%4q+8.1%+$1.5M
RAMIUS ADVISORS LLC$18.3M188,3364.29%newFIRST
MARSHALL WACE, LLP$18.2M187,5960.14%4q+218.3%+$12.5M
Davidson Kempner Capital Management LP$17.5M180,3640.34%newNEW
BANK OF AMERICA CORP /DE/$17.4M100,8270.00%4q-21.2%-$4.7M
SG Americas Securities, LLC$16.7M172,5250.14%4q+3174.3%+$16.2M
MORGAN STANLEY$16.6M170,9020.00%8q+61.2%+$6.3M
STANSBERRY ASSET MANAGEMENT, LLC$16.4M168,6297.23%2q+0.6%+$99.3K
Nuveen Asset Management, LLC$16.0M164,7450.01%2q+3.2%+$490.3K
PINNACLE ASSOCIATES LTD$15.8M162,6250.37%4q-5.4%-$907.7K
Sandell Asset Management Corp.$14.8M153,0004.99%3q-64.3%-$26.7M
ALLIANCEBERNSTEIN L.P.$14.0M144,0450.01%4q-3.3%-$470.8K
CREDIT SUISSE AG/$13.9M143,7370.01%4q-18.9%-$3.2M
Bank of New York Mellon Corp$13.8M142,5090.00%4q-1.4%-$192.3K
DLD Asset Management, LP$13.8M142,5000.70%3q-25.1%-$4.6M
CAISSE DE DEPOT ET PLACEMENT DU QUEBEC$13.5M138,9000.03%newNEW
LMR Partners LLP$13.3M136,7700.66%3q-62.7%-$22.3M
UBS Group AG$12.7M130,6540.00%4q+284.6%+$9.4M
Westchester Capital Management, LLC$12.4M127,8760.48%2q-47.3%-$11.2M
GAMCO INVESTORS, INC. ET AL$12.1M124,9260.10%3q-34.3%-$6.3M
Chicago Capital Management, LLC$11.7M121,0006.11%3qHELD
STATE OF WISCONSIN INVESTMENT BOARD$10.3M105,9000.03%4q+13.6%+$1.2M
Public Sector Pension Investment Board$10.2M104,8000.07%newNEW
Walleye Trading LLC$10.0M33,3090.09%3q-44.8%-$8.1M
HBK INVESTMENTS L P$9.7M100,1000.12%newNEW
CAPSTONE INVESTMENT ADVISORS, LLC$9.5M53,3740.07%3q+5.1%+$461.7K
BARCLAYS PLC$9.3M95,4360.01%4q-34.4%-$4.8M
FNY Investment Advisers, LLC$8.4M86,3052.56%3q-23.8%-$2.6M
Balyasny Asset Management LLC$8.4M86,1060.06%3q+27.2%+$1.8M
Weiss Multi-Strategy Advisers LLC$8.1M83,6600.16%newNEW
WATER ISLAND CAPITAL LLC$8.0M81,9250.50%3q-99.6%-$1.9B
SPRING CREEK CAPITAL LLC$8.0M82,5003.82%3q-34.5%-$4.2M
HAVENS ADVISORS LLC$7.9M81,3007.17%3q+51.4%+$2.7M
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM$7.8M80,1440.01%4q+31.9%+$1.9M
Quinn Opportunity Partners LLC$7.5M77,3470.91%2q+48.9%+$2.5M
BOOTHBAY FUND MANAGEMENT, LLC$7.4M76,5570.68%3q+64.8%+$2.9M
Swiss National Bank$6.8M69,9000.01%4qHELD
Silphium Asset Management Ltd$6.7M69,3992.43%2q+98.3%+$3.3M
Fairfax Financial Holdings Ltd/ Can$6.5M67,4000.30%3q+481.0%+$5.4M
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM$6.2M63,6310.01%4q-44.5%-$4.9M
Rafferty Asset Management, LLC$6.0M61,8720.09%3q+22.3%+$1.1M
Elo Mutual Pension Insurance Co$5.1M53,0000.20%3qHELD
BTG Pactual Global Asset Management Ltd$5.0M42,0052.25%2qHELD
NATIXIS$4.7M48,9560.03%2q-52.8%-$5.3M
One68 Global Capital, LLC$4.7M48,06610.64%3q-20.0%-$1.2M
RHUMBLINE ADVISERS$4.6M47,0810.01%4q-4.6%-$219.8K
Quad Capital Management Advisors LLC$4.1M42,1912.05%3q+111.8%+$2.2M
Skandinaviska Enskilda Banken AB (publ)$3.9M40,0000.03%newNEW
LITESPEED MANAGEMENT, L.L.C.$3.5M36,5004.84%newNEW
NEW YORK STATE COMMON RETIREMENT FUND$3.5M36,1000.00%4q+2.3%+$77.6K
ROYAL BANK OF CANADA$3.5M35,8470.00%4q-27.9%-$1.3M
GUGGENHEIM CAPITAL LLC$3.3M34,2980.03%4q-4.3%-$149.8K

Showing the largest 100 of 190 reported holders.

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q3 2019190$3.8B35,528,8082663588.3%
Q2 2019198$3.8B55,095,3374366574.3%
Q1 2019206$4.2B36,058,8999240523.4%
Q4 2018157$1.6B39,623,5112520.9%