ALTIMMUNE INC

Ticker: ALT CUSIP: 02155H200 Class: COM NEW

Note: Option positions (PUT/CALL) are excluded.

InstitutionSharesValue ($000)
BlackRock, Inc.9,704,298$35,033
VANGUARD GROUP INC9,491,159$34,263
STATE STREET CORP5,119,703$18,482
GEODE CAPITAL MANAGEMENT, LLC2,292,410$8,278
TANG CAPITAL MANAGEMENT LLC2,131,307$7,694
JANE STREET GROUP, LLC1,783,950$6,440
SUSQUEHANNA INTERNATIONAL GROUP, LLP1,369,017$4,942
MORGAN STANLEY1,359,885$4,909
GOLDMAN SACHS GROUP INC1,349,293$4,871
D. E. Shaw & Co., Inc.1,343,583$4,850
CITADEL ADVISORS LLC1,337,927$4,830
TWO SIGMA INVESTMENTS, LP1,265,683$4,569
Nuveen, LLC1,244,211$4,492
Knoll Capital Management, LLC1,121,524$4,049
MARSHALL WACE, LLP922,777$3,331
TWO SIGMA ADVISERS, LP793,900$2,866
NORTHERN TRUST CORP715,991$2,585
UBS Group AG642,048$2,318
FMR LLC564,093$2,036
SCHRODER INVESTMENT MANAGEMENT GROUP469,013$1,693
BARCLAYS PLC400,595$1,446
Soviero Asset Management, LP400,000$1,444
BANK OF AMERICA CORP /DE/383,783$1,385
Beirne Wealth Consulting Services, LLC376,458$1,359
Bank of New York Mellon Corp354,201$1,279
DIMENSIONAL FUND ADVISORS LP283,703$1,024
CHARLES SCHWAB INVESTMENT MANAGEMENT INC283,669$1,024
Sculptor Capital LP276,700$999
BROWN WEALTH MANAGEMENT, LLC258,673$934
WELLINGTON MANAGEMENT GROUP LLP257,271$929
Steward Partners Investment Advisory, LLC245,393$886
Jump Financial, LLC242,017$874
Invesco Ltd.214,824$776
Hennion & Walsh Asset Management, Inc.214,632$775
MILLENNIUM MANAGEMENT LLC207,383$749
Rafferty Asset Management, LLC195,766$707
COMMONWEALTH EQUITY SERVICES, LLC181,483$655
BNP PARIBAS ARBITRAGE, SA177,305$640
IMC-Chicago, LLC173,130$625
Grantham, Mayo, Van Otterloo & Co. LLC172,559$623
Jefferies Financial Group Inc.157,800$570
WELLS FARGO & COMPANY/MN141,282$510
Susquehanna Portfolio Strategies, LLC135,170$488
HSBC HOLDINGS PLC132,221$474
LOS ANGELES CAPITAL MANAGEMENT LLC128,529$523
JACOBS LEVY EQUITY MANAGEMENT, INC124,821$451
STIFEL FINANCIAL CORP123,416$446
RHUMBLINE ADVISERS121,513$439
Baird Financial Group, Inc.119,440$431
Brevan Howard Capital Management LP114,128$412
WEALTH EFFECTS LLC111,750$403
JPMORGAN CHASE & CO104,532$377
SILVERCREST ASSET MANAGEMENT GROUP LLC103,500$374
Summit Financial Wealth Advisors, LLC103,288$373
Janney Montgomery Scott LLC102,610$0
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.100,000$361
Engineers Gate Manager LP87,264$315
ALPS ADVISORS INC85,677$309
DEUTSCHE BANK AG\79,940$289
Caption Management, LLC74,438$269
AMERIPRISE FINANCIAL INC73,838$267
PROFUND ADVISORS LLC72,298$261
ALLIANCEBERNSTEIN L.P.71,760$259
Verition Fund Management LLC69,476$251
Walleye Capital LLC65,665$237
LMR Partners LLP61,300$221
BALYASNY ASSET MANAGEMENT L.P.60,109$217
Virtu Financial LLC58,477$0
BLAIR WILLIAM & CO/IL56,434$204
RAYMOND JAMES FINANCIAL INC55,859$202
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.52,566$190
INTECH INVESTMENT MANAGEMENT LLC52,557$190
BRIDGEWAY CAPITAL MANAGEMENT, LLC50,600$183
Virtus Investment Advisers, LLC50,482$182
PRICE T ROWE ASSOCIATES INC /MD/49,879$0
LPL Financial LLC48,626$176
Voleon Capital Management LP47,055$170
Creative Planning46,886$169
Rockefeller Capital Management L.P.43,167$156
MetLife Investment Management, LLC38,193$138
KINGSWOOD WEALTH ADVISORS, LLC36,000$130
ACADIAN ASSET MANAGEMENT LLC35,732$0
Kovack Advisors, Inc.35,215$127
Squarepoint Ops LLC34,949$126
MML INVESTORS SERVICES, LLC34,550$125
GROUP ONE TRADING, L.P.31,372$113
FOX RUN MANAGEMENT, L.L.C.30,603$110
CANADA PENSION PLAN INVESTMENT BOARD30,000$108
Cetera Investment Advisers29,687$107
CITIGROUP INC28,324$102
FARALLON CAPITAL MANAGEMENT LLC27,600$100
MANUFACTURERS LIFE INSURANCE COMPANY, THE27,596$100
ROYAL BANK OF CANADA27,414$99
Concurrent Investment Advisors, LLC26,508$96
AXQ CAPITAL, LP25,701$93
Police & Firemen's Retirement System of New Jersey23,573$85
DRW Securities, LLC22,469$81
NEW YORK STATE COMMON RETIREMENT FUND21,447$77
AQR CAPITAL MANAGEMENT LLC21,147$76
ProShare Advisors LLC20,816$75
82 other institutions578,194$2,027
Total (182 institutions)54,846,760$197,105