AILERON THERAPEUTICS INC

Ticker: RNTX CUSIP: 00887A204 Class: COM NEW

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

InstitutionSharesValue ($000)
Voss Capital, LLC4,243,969$4,923
BIOS Capital Management, LP1,690,751$1,961
VANGUARD GROUP INC1,165,807$1,352
UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO511,610$593
Prosight Management, LP442,600$513
Cable Car Capital, LP420,000$487
GEODE CAPITAL MANAGEMENT, LLC284,555$330
Texas Capital Bank Wealth Management Services Inc262,125$304
Sigma Planning Corp247,277$299
GAGNON SECURITIES LLC240,220$279
Senvest Management, LLC230,895$268
ABS Direct Equity Fund LLC125,000$145
CITADEL ADVISORS LLC120,083$139
Rock Creek Group, LP100,000$116
STATE STREET CORP75,904$88
JANE STREET GROUP, LLC61,960$72
SUSQUEHANNA INTERNATIONAL GROUP, LLP58,995$68
BlackRock, Inc.55,006$64
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO42,440$49
TWO SIGMA INVESTMENTS, LP41,709$48
NORTHERN TRUST CORP40,469$47
HRT FINANCIAL LP33,237$0
Chicago Partners Investment Group LLC31,048$43
Meridian Wealth Advisors, LLC28,486$33
RENAISSANCE TECHNOLOGIES LLC22,700$26
Gleason Group, Inc.22,389$26
Global Retirement Partners, LLC19,316$22
KG&L Capital Management,LLC18,000$21
Cane Capital Partners, LLC18,000$21
MERCER GLOBAL ADVISORS INC /ADV17,961$21
Americana Partners, LLC17,302$20
TWO SIGMA SECURITIES, LLC17,254$20
Annandale Capital, LLC15,026$0
Virtu Financial LLC13,663$0
Cetera Investment Advisers12,364$14
HighTower Advisors, LLC10,000$12
UBS Group AG9,516$11
Rockefeller Capital Management L.P.5,097$6
New Millennium Group LLC2,038$2
Tower Research Capital LLC (TRC)1,957$2
JFS WEALTH ADVISORS, LLC1,590$2
US BANCORP \DE\1,250$1
OSAIC HOLDINGS, INC.70$0
BANK OF AMERICA CORP /DE/42$0
Motiv8 Investments LLC25$0
Ronald Blue Trust, Inc.20$0
ACADIAN ASSET MANAGEMENT LLC17$0
Total (47 institutions)10,779,743$12,451