Altimmune Ownership

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

Recent Insider Transactions

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 ALT?
Owner Type	Number of Shares	Ownership Percentage
Individual Insiders	527,570	0.742%
General Public	30,691,249	43.2%
Institutions	39,905,806	56.1%

Dilution of Shares: Shareholders have been diluted in the past year, with total shares outstanding growing by 32.4%.

Top Shareholders

Top 25 shareholders own 47.06% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
7.69%	BlackRock, Inc.	5,466,094	US$45.1m	2.73%	no data
7.01%	The Vanguard Group, Inc.	4,983,858	US$41.1m	1.57%	no data
5.45%	Columbia Management Investment Advisers, LLC	3,876,044	US$32.0m	20.2%	0.01%
4.8%	State Street Global Advisors, Inc.	3,413,827	US$28.2m	-12.7%	no data
3.87%	Tang Capital Management, LLC	2,750,000	US$22.7m	0%	1.69%
2.35%	Geode Capital Management, LLC	1,668,004	US$13.8m	4.66%	no data
1.59%	Susquehanna International Group, LLP, Asset Management Arm	1,134,159	US$9.4m	-53.1%	0.02%
1.58%	Knoll Capital Management	1,121,524	US$9.3m	0%	7.24%
1.29%	Morgan Stanley, Investment Banking and Brokerage Investments	919,684	US$7.6m	3.43%	no data
1.21%	Bellevue Asset Management AG	863,660	US$7.1m	43.9%	0.09%
1.07%	D. E. Shaw & Co., L.P.	758,004	US$6.3m	-0.57%	0.01%
1.05%	Goldman Sachs Group, Investment Banking and Securities Investments	747,493	US$6.2m	19.2%	no data
1.02%	Capital Fund Management S.A.	726,829	US$6.0m	-18%	0.07%
0.91%	Dimensional Fund Advisors LP	646,377	US$5.3m	13.4%	no data
0.89%	Northern Trust Global Investments	629,998	US$5.2m	19.5%	no data
0.67%	Schroder Investment Management Limited	473,865	US$3.9m	0%	no data
0.64%	Two Sigma Investments, LP	454,302	US$3.7m	-21.2%	0.01%
0.6%	Citadel Advisors LLC	427,587	US$3.5m	41,800%	no data
0.54%	Jane Street Group, LLC, Asset Management Arm	382,663	US$3.2m	181%	no data
0.51%	UBS Asset Management AG	361,721	US$3.0m	36.6%	no data
0.51%	Morgan Stanley Investment Management Inc.	361,603	US$3.0m	-5.4%	no data
0.48%	GSA Capital Partners LLP	339,595	US$2.8m	-30.4%	0.21%
0.47%	IMC Trading B.V., Asset Management Arm	334,630	US$2.8m	18.1%	0.07%
0.46%	Ensign Peak Advisors, Inc.	326,777	US$2.7m	0%	no data
0.43%	Beirne Wealth Consulting Services, LLC	302,800	US$2.5m	9%	0.89%

Company Analysis and Financial Data Status

Data	Last Updated (UTC time)
Company Analysis	2024/12/23 09:50
End of Day Share Price	2024/12/20 00:00
Earnings	2024/09/30
Annual Earnings	2023/12/31

Data Sources

The data used in our company analysis is from S&P Global Market Intelligence LLC. The following data is used in our analysis model to generate this report. Data is normalised which can introduce a delay from the source being available.

Package	Data	Timeframe	Example US Source ^*
Company Financials	10 years	Income statement Cash flow statement Balance sheet	SEC Form 10-K SEC Form 10-Q
Analyst Consensus Estimates	+3 years	Forecast financials Analyst price targets	Analyst Research Reports Blue Matrix
Market Prices	30 years	Stock prices Dividends, Splits and Actions	ICE Market Data SEC Form S-1
Ownership	10 years	Top shareholders Insider trading	SEC Form 4 SEC Form 13D
Management	10 years	Leadership team Board of directors	SEC Form 10-K SEC Form DEF 14A
Key Developments	10 years	Company announcements	SEC Form 8-K

^* example for US securities, for non-US equivalent regulatory forms and sources are used.

Unless specified all financial data is based on a yearly period but updated quarterly. This is known as Trailing Twelve Month (TTM) or Last Twelve Month (LTM) Data. Learn more here.

Analysis Model and Snowflake

Details of the analysis model used to generate this report is available on our Github page, we also have guides on how to use our reports and tutorials on Youtube.

Learn about the world class team who designed and built the Simply Wall St analysis model.

Industry and Sector Metrics

Our industry and section metrics are calculated every 6 hours by Simply Wall St, details of our process are available on .

Analyst Sources

Altimmune, Inc. is covered by 12 analysts. 7 of those analysts submitted the estimates of revenue or earnings used as inputs to our report. Analysts submissions are updated throughout the day.

Analyst	Institution
Mayank Mamtani	B. Riley Securities, Inc.
Joshua Schimmer	Evercore ISI
Liisa Bayko	Evercore ISI