HolderBook

ACACIA COMMUNICATIONS INC (ACIA)

Institutional ownership reported to the SEC as of Q4 2020, across 9 quarters.

192
Reporting holders
$3.2B
Reported value
13.2%
Held as options
+9
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$262.5M3,598,4810.01%9q+2.8%+$7.2M
BlackRock Inc.$222.2M3,045,1360.01%9q+5.2%+$10.9M
TIG Advisors, LLC$177.7M1,763,3278.91%6q+25.9%+$36.6M
MILLENNIUM MANAGEMENT LLC$147.9M1,296,1450.11%9q+176.6%+$94.4M
ALPINE ASSOCIATES MANAGEMENT INC.$139.6M1,913,6335.71%6q-15.2%-$25.1M
Verition Fund Management LLC$121.0M886,4051.06%2q+1444.3%+$113.1M
Magnetar Financial LLC$116.1M1,590,6261.64%6q-9.0%-$11.5M
Segantii Capital Management Ltd$103.0M747,2394.77%3q+45.7%+$32.3M
Melqart Asset Management (UK) Ltd$95.9M1,314,7977.23%3q+14.4%+$12.1M
Walleye Trading LLC$91.8M181,6780.40%9q+651.4%+$79.6M
RENAISSANCE TECHNOLOGIES LLC$83.6M1,145,7490.09%9q-17.0%-$17.1M
UBS OCONNOR LLC$73.4M1,005,6691.50%5q-4.0%-$3.1M
SUSQUEHANNA INTERNATIONAL GROUP, LLP$73.2M646,1000.01%9q+489.5%+$60.8M
Charles Winkler$71.7M982,0660.39%newNEW
WATER ISLAND CAPITAL LLC$65.9M903,3694.65%3q-21.0%-$17.5M
STATE STREET CORP$58.9M807,7690.00%9q+0.9%+$498.1K
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND$54.4M746,2380.14%5q-23.8%-$17.0M
CITADEL ADVISORS LLC$54.2M743,0140.01%9q-53.0%-$61.0M
GEODE CAPITAL MANAGEMENT, LLC$43.7M598,4660.01%9q+5.7%+$2.3M
D. E. Shaw & Co., Inc.$42.3M579,2860.04%9q-14.8%-$7.4M
JPMORGAN CHASE & CO$37.9M339,7280.01%9q-5.6%-$2.3M
MORGAN STANLEY$37.6M515,5530.01%13q+765.3%+$33.3M
GROUP ONE TRADING, L.P.$35.6M159,2070.06%9q+337.6%+$27.5M
NORTHERN TRUST CORP$34.9M478,5410.01%9q-2.7%-$971.1K
Weiss Multi-Strategy Advisers LLC$34.8M477,3650.67%newNEW
CITIGROUP INC$34.4M471,2460.02%9q+11.0%+$3.4M
NORGES BANK$34.2M468,3930.01%12q-9.7%-$3.7M
BARCLAYS PLC$32.7M447,6360.02%9q+2.5%+$792.1K
TWO SIGMA INVESTMENTS, LP$31.9M437,6410.09%newNEW
Pentwater Capital Management LP$30.4M417,0000.37%5q-71.5%-$76.5M
DIMENSIONAL FUND ADVISORS LP$29.0M397,2190.01%9qHELD
Capital World Investors$27.7M380,0000.01%9qHELD
EQUITEC PROPRIETARY MARKETS, LLC$26.7M164,4006.95%2q+4958.5%+$26.1M
TWO SIGMA ADVISERS, LP$25.9M354,6000.07%3q+292.7%+$19.3M
ARP AMERICAS LP$24.4M334,1242.14%6q-20.6%-$6.3M
CREDIT SUISSE AG/$24.3M333,5560.01%9q-58.1%-$33.8M
CNH PARTNERS LLC$23.2M317,6660.81%6q-50.1%-$23.2M
MARSHALL WACE, LLP$22.2M303,8020.12%6q-38.4%-$13.8M
CANADA PENSION PLAN INVESTMENT BOARD$22.1M302,4000.03%2q+21.9%+$4.0M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC$18.5M254,0490.01%9q+1.0%+$176.8K
Tudor Investment Corp Et Al$17.9M75,3860.51%newNEW
ALLIANCEBERNSTEIN L.P.$17.9M245,1150.01%9q-5.6%-$1.1M
HARVEST MANAGEMENT LLC$17.0M203,00013.84%3q+356.2%+$13.3M
Caption Management, LLC$15.0Moptions only0.34%2qOPTIONS
Nuveen Asset Management, LLC$14.7M201,0000.00%7q-8.0%-$1.3M
WELLS FARGO & COMPANY/MN$14.6M200,3150.00%9q+52.9%+$5.1M
Candriam Luxembourg S.C.A.$13.1M180,1510.10%3qHELD
Twin Securities, Inc.$12.6M173,1458.93%3q+99.1%+$6.3M
BANK OF AMERICA CORP /DE/$12.6M172,7530.00%9q-23.5%-$3.9M
Shelter Haven Capital Management, L.P.$12.3M161,9204.34%newNEW
Bank of New York Mellon Corp$11.1M152,2960.00%9q+3.6%+$386.6K
Cinctive Capital Management LP$11.0M50,3620.89%newNEW
GOLDMAN SACHS GROUP INC$10.1M137,8200.00%9q-67.4%-$20.8M
JET CAPITAL INVESTORS L P$9.8M35,0002.48%newNEW
Neuberger Berman Group LLC$9.7M133,0000.01%newNEW
Centiva Capital, LP$8.9M30,0000.35%newNEW
UBS Group AG$8.2M96,0570.00%9q+298.5%+$6.1M
SG Americas Securities, LLC$8.1M111,5600.04%6q+115.0%+$4.4M
JANE STREET GROUP, LLC$8.1M38,0050.00%4q-1.6%-$127.8K
Maven Securities LTD$7.9M108,0000.78%6q-52.2%-$8.6M
SG3 Management, LLC$7.9M15,0000.15%2q+20.8%+$1.4M
FARALLON CAPITAL MANAGEMENT LLC$7.3M100,0000.04%2q+66.7%+$2.9M
DLD Asset Management, LP$7.3M100,0000.21%newNEW
HSBC HOLDINGS PLC$6.5M90,0140.01%7q+41.1%+$1.9M
Swiss National Bank$6.2M85,5000.00%9qHELD
CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM$6.2M85,4820.00%9q-3.5%-$229.4K
Skandinaviska Enskilda Banken AB (publ)$5.9M81,5000.04%2q+35.2%+$1.5M
BARDIN HILL MANAGEMENT PARTNERS LP$5.9M78,0781.22%newNEW
Berry Street Capital Management LLP$5.8M80,0000.75%newFIRST
GABELLI FUNDS LLC$5.6M77,2890.04%6q-39.1%-$3.6M
FMR LLC$5.5M75,1360.00%9q-3.0%-$169.5K
GABELLI & Co INVESTMENT ADVISERS, INC.$5.2M71,4220.81%6q-33.7%-$2.7M
SIMPLEX TRADING, LLC$5.0M6,7390.01%9q+31.6%+$1.2M
HAVENS ADVISORS LLC$5.0M68,0004.62%2q-31.9%-$2.3M
Vestcor Inc$4.9M66,7900.20%3q-14.0%-$795.3K
EULAV Asset Management$4.8M66,2370.13%8qHELD
Penserra Capital Management LLC$4.7M64,1330.11%8q+74.6%+$2.0M
CAPSTONE INVESTMENT ADVISORS, LLC$4.5M61,2020.01%6q-47.6%-$4.1M
BLUEFIN CAPITAL MANAGEMENT, LLC$4.5M59,2920.26%2q+691.8%+$3.9M
Alberta Investment Management Corp$4.4M60,0000.04%newNEW
Zweig-DiMenna Associates LLC$4.4M60,0000.28%newNEW
Public Sector Pension Investment Board$4.3M59,0000.03%2qHELD
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM$4.3M58,7420.01%9qHELD
COWEN AND COMPANY, LLC$4.2M50,0000.37%2qHELD
Balyasny Asset Management LLC$4.0M55,1010.02%newNEW
AMERIPRISE FINANCIAL INC$4.0M54,2720.00%2q-39.9%-$2.6M
Lombard Odier Asset Management (USA) Corp$3.6Moptions only0.18%newOPTIONS
NATIXIS$3.5M48,0000.01%4q+5.5%+$182.4K
RHUMBLINE ADVISERS$3.4M46,9540.00%9q+3.1%+$102.7K
Parametric Portfolio Associates LLC$3.4M46,4410.00%9q+49.3%+$1.1M
Laurion Capital Management LP$3.3M45,1760.03%2q+508.3%+$2.8M
HighVista Strategies LLC$3.2M44,3652.07%5qHELD
One68 Global Capital, LLC$2.9M39,4795.78%3q-66.9%-$5.8M
K2 PRINCIPAL FUND, L.P.$2.7M17,5000.24%2q-50.0%-$2.7M
UBS ASSET MANAGEMENT AMERICAS INC$2.6M35,8500.00%9q+3.9%+$97.6K
S. MUOIO & CO. LLC$2.6M31,5002.80%6q-28.4%-$1.0M
NEW YORK STATE COMMON RETIREMENT FUND$2.6M35,1000.00%9qHELD
Shay Capital LLC$2.3M15,0400.51%newFIRST
DEUTSCHE BANK AG\$2.3M31,9060.00%12q-81.6%-$10.3M
State of New Jersey Common Pension Fund D$2.3M31,8310.01%6q-4.6%-$112.4K

Showing the largest 100 of 192 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
Q4 2020192$3.2B37,232,89940586113.2%
Q3 2020183$2.6B38,185,1793846682.8%
Q2 2020171$2.6B38,945,3853563440.6%
Q1 2020160$2.4B35,734,4211644690.7%
Q4 2019193$2.5B35,968,8863253663.3%
Q3 2019178$2.3B33,416,1334943644.3%
Q2 2019205$1.6B32,684,3993590484.8%
Q1 2019204$1.8B31,048,8375471553.5%
Q4 2018168$1.5B37,508,3157413.0%