Dark
Light
System
Security
ACCELERON PHARMA
ACCELERON PHARMA. Institutional holdings reported to the SEC.

Institutional Holders (2015Q3)
Portfolio Summary: 113 Institutional holders with a total value of $622,699,469.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 FMR LLC 4,958,861 123,476,000 19.83%
2 PRICE T ROWE ASSOCIATES INC /MD/ 3,125,001 77,813,000 12.50%
3 OAK RIDGE INVESTMENTS LLC 1,525,181 37,976,000 6.10%
4 Polaris Venture Management Co IV LLC 1,480,060 36,853,000 5.92%
5 VANGUARD GROUP INC 1,237,665 30,818,000 4.95%
6 BlackRock Fund Advisors 981,351 24,436,000 3.92%
7 ADAGE CAPITAL PARTNERS GP, L.L.C. 919,055 22,884,000 3.67%
8 QVT Financial LP 861,813 21,459,000 3.45%
9 JPMORGAN CHASE & CO 680,737 16,951,000 2.72%
10 SECTORAL ASSET MANAGEMENT INC 612,184 15,243,000 2.45%
11 AGTC Partners, L.P. 530,919 13,220,000 2.12%
12 FRANKLIN RESOURCES INC 527,877 13,144,000 2.11%
13 ALPS ADVISORS INC 51,747 12,885,000 2.07%
14 BLACKROCK ADVISORS LLC 509,489 12,687,000 2.04%
15 Granahan Investment Management, LLC 490,436 12,212,000 1.96%
16 BlackRock Institutional Trust Company, N.A. 462,710 11,521,000 1.85%
17 STATE STREET CORP 334,854 8,335,000 1.34%
18 CITADEL ADVISORS LLC 313,315 7,801,000 1.25%
19 PERCEPTIVE ADVISORS LLC 276,036 6,873,000 1.10%
20 BROWN ADVISORY INC 266,983 6,647,000 1.07%
21 NORTHERN TRUST CORP 240,919 5,999,000 0.96%
22 CLOUGH CAPITAL PARTNERS L P 210,597 5,244,000 0.84%
23 Cormorant Asset Management, LP 200,000 4,980,000 0.80%
24 GEODE CAPITAL MANAGEMENT, LLC 199,744 4,973,000 0.80%
25 Foresite Capital Management II, LLC 198,717 4,948,000 0.79%
26 Foresite Capital Management I, LLC 162,070 4,036,000 0.65%
27 SUSQUEHANNA INTERNATIONAL GROUP, LLP 149,900 3,733,000 0.60% Put
28 MILLENNIUM MANAGEMENT LLC 148,693 3,702,000 0.59%
29 PUTNAM INVESTMENTS LLC 125,472 3,124,000 0.50%
30 UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 120,897 3,010,000 0.48%
31 BlackRock Group LTD 116,042 2,890,000 0.46%
32 Iguana Healthcare Management, LLC 110,000 2,739,000 0.44%
33 BlackRock Investment Management, LLC 104,324 2,598,000 0.42%
34 DEUTSCHE BANK AG\ 102,595 2,553,000 0.41%
35 Candriam S.C.A. 100,800 2,510,000 0.40%
36 SPHERA FUNDS MANAGEMENT LTD. 100,000 2,490,000 0.40%
37 Pentwater Capital Management LP 96,771 2,410,000 0.39%
38 Bank of New York Mellon Corp 96,530 2,404,000 0.39%
39 PRINCIPAL FINANCIAL GROUP INC 94,800 2,361,000 0.38%
40 TFS CAPITAL LLC 90,957 2,265,000 0.36%
41 CREDIT SUISSE AG/ 90,422 2,252,000 0.36%
42 EVENTIDE ASSET MANAGEMENT, LLC 87,100 2,169,000 0.35%
43 LORD, ABBETT & CO. LLC 78,425 1,953,000 0.31%
44 CHARLES SCHWAB INVESTMENT MANAGEMENT INC 76,092 1,895,000 0.30%
45 TIAA CREF INVESTMENT MANAGEMENT LLC 71,333 1,776,000 0.29%
46 TD ASSET MANAGEMENT INC 62,600 1,559,000 0.25%
47 PICTET ASSET MANAGEMENT LTD 61,700 1,536,000 0.25%
48 TURNER INVESTMENTS LLC 57,240 1,425,000 0.23%
49 SUSQUEHANNA INTERNATIONAL GROUP, LLP 57,200 1,424,000 0.23% Call
50 Telemetry Investments, L.L.C. 54,700 1,362,000 0.22%
Page 1 of 3

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.