Aileron Therapeutics, Inc.

NasdaqCM:ALRN Stock Report

Market Cap: US$80.6m

Aileron Therapeutics Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NasdaqCM:ALRN Recent Insider Transactions by Companies or Individuals
DateValueNameEntityRoleSharesMax Price
15 Dec 23BuyUS$758James WindsorIndividual225US$3.37
20 Nov 23BuyUS$9,987James WindsorIndividual5,076US$1.97

Insider Trading Volume

Insider Buying: Insufficient data to determine if insiders have bought more shares than they have sold in the past 3 months.

Ownership Breakdown

What is the ownership structure of ALRN?
Owner TypeNumber of SharesOwnership Percentage
Private Companies2,2260.0131%
Individual Insiders157,9850.931%
Institutions2,975,01917.5%
General Public13,837,28281.5%

Dilution of Shares: Shareholders have been substantially diluted in the past year, with total shares outstanding growing by 273.7%.

Top Shareholders

Top 25 shareholders own 18.47% of the company
OwnershipNameSharesCurrent ValueChange %Portfolio %
10.7%
Board of Regents of The University of Texas System, Endowment Arm
1,810,457US$8.6m0%100.0%
4.23%
Alerce Investment Management L.P.
717,666US$3.4m-13.6%5.53%
1.13%
Bios Equity Partners LP
191,375US$909.0k0%no data
0.66%
Muneer Satter
112,800US$535.8k-0.01%no data
0.34%
Geode Capital Management, LLC
57,288US$272.1k1.37%no data
0.24%
The Vanguard Group, Inc.
40,314US$191.5k0.95%no data
0.22%
Gagnon Securities, LLC
37,947US$180.2k0%0.05%
0.17%
William Blair Investment Management, LLC
28,297US$134.4k-2.41%no data
0.17%
Renaissance Technologies LLC
28,019US$133.1k47.8%no data
0.13%
KCK Group
22,341US$106.1k0%0.1%
0.13%
Josef von Rickenbach
22,273US$105.8k0%no data
0.098%
Sigma Planning Corporation
16,580US$78.8k0%0.01%
0.093%
Texas Capital Bank Wealth Management Services, Inc.
15,773US$74.9k0%0.01%
0.043%
James Windsor
7,347US$34.9k37.4%no data
0.022%
Vojislav Vukovic
3,750US$17.8k0%no data
0.022%
Jeffrey Bailey
3,745US$17.8k0%no data
0.022%
Aaron Glenn Fletcher
3,715US$17.6k0%no data
0.021%
Leslie Kreis
3,638US$17.3k0%no data
0.013%
Tower Research Capital LLC
2,226US$10.6k-50.6%no data
0.013%
The University of Texas/Texas A&M Investment Management Company
2,170US$10.3k0%no data
0.013%
UBS Asset Management AG
2,144US$10.2k0%no data
0.0094%
JFS Wealth Advisors, LLC
1,590US$7.6k0%no data
0.0074%
U.S. Bancorp Asset Management, Inc.
1,250US$5.9k0%no data
0.0074%
Morgan Stanley, Investment Banking and Brokerage Investments
1,250US$5.9k0%no data
0.0022%
D. Annis
377US$1.8k0%no data
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