What does CUSIP 02155H200 represent in this 13F holders report?

CUSIP 02155H200 is the security identifier for ALT - Altimmune, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held ALT - Altimmune, Inc. - Common Stock in Q3 2020?

67 institutional investors reported ALT - Altimmune, Inc. - Common Stock for Q3 2020. Use the holders table for investor-level position and value details.

Altimmune, Inc. - Common Stock (ALT)

CUSIP: 02155H200

Q3 2020 13F Holders as of 30 Sep 2020

Type / Class: Equity / Common Stock
Shares outstanding: 104,413,190
Total 13F shares: 21,898,188
Share change: +8,530,858
Total reported value: $289,049,000
Put/Call ratio: 66%
Price per share: $13.20
Number of holders: 67
Value change: +$115,723,197
Number of buys: 46
Number of sells: 27

Quarterly Holders Quick Answers

What is CUSIP 02155H200?
CUSIP 02155H200 identifies ALT - Altimmune, Inc. - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Newer quarter: Q4 2020
Previous quarter: Q2 2020

Recent filing periods for CUSIP 02155H200:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of ALT - Altimmune, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
VR Adviser, LLC	13F	Company	4.3%	4,500,000	$48,195,000	—	30 Jun 2020	13F
BAKER BROS. ADVISORS LP	13F	Company	2%	2,107,600	$22,572,000	—	30 Jun 2020	13F
RENAISSANCE TECHNOLOGIES LLC	13F	Company	0.89%	925,707	$9,914,000	—	30 Jun 2020	13F
Hudson Bay Capital Management LP	13F	Company	0.75%	780,000	$8,353,000	—	30 Jun 2020	13F
VANGUARD GROUP INC	13F	Company	0.58%	606,045	$6,491,000	—	30 Jun 2020	13F
BlackRock Finance, Inc.	13F	Company	0.56%	581,280	$6,224,000	—	30 Jun 2020	13F
CITADEL ADVISORS LLC	13F	Company	0.54%	568,897	$6,093,000	—	30 Jun 2020	13F
ACUTA CAPITAL PARTNERS, LLC	13F	Company	0.51%	537,500	$5,757,000	—	30 Jun 2020	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.49%	506,524	$5,425,000	—	30 Jun 2020	13F
BANK OF AMERICA CORP /DE/	13F	Company	0.29%	302,299	$3,238,000	—	30 Jun 2020	13F
Invesco Ltd.	13F	Company	0.22%	229,659	$2,460,000	—	30 Jun 2020	13F
FIRST MIDWEST BANK TRUST DIVISION	13F	Company	0.21%	223,336	$2,392,000	—	30 Jun 2020	13F
Ikarian Capital, LLC	13F	Company	0.16%	165,000	$1,767,000	—	30 Jun 2020	13F
Ghost Tree Capital, LLC	13F	Company	0.14%	150,000	$1,607,000	—	30 Jun 2020	13F
Granite Point Capital Management, L.P.	13F	Company	0.14%	150,000	$1,607,000	—	30 Jun 2020	13F
WINTON GROUP Ltd	13F	Company	0.13%	136,503	$1,462,000	—	30 Jun 2020	13F
BARCLAYS PLC	13F	Company	0.11%	119,674	$1,282,000	—	30 Jun 2020	13F
NORTHERN TRUST CORP	13F	Company	0.09%	97,789	$1,048,000	—	30 Jun 2020	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.09%	89,034	$953,000	—	30 Jun 2020	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.05%	48,352	$518,000	—	30 Jun 2020	13F
Bank of New York Mellon Corp	13F	Company	0.04%	42,410	$454,000	—	30 Jun 2020	13F
BRIDGEWAY CAPITAL MANAGEMENT, LLC	13F	Company	0.04%	38,600	$413,000	—	30 Jun 2020	13F
Virtu Financial LLC	13F	Company	0.04%	38,460	$412,000	—	30 Jun 2020	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.04%	38,386	$411,000	—	30 Jun 2020	13F
UBS Group AG	13F	Company	0.04%	37,645	$403,000	—	30 Jun 2020	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.03%	34,900	$374,000	—	30 Jun 2020	13F
CVI Holdings, LLC	13F	Company	0.03%	29,400	$315,000	—	30 Jun 2020	13F
BANK OF MONTREAL /CAN/	13F	Company	0.01%	14,000	$283,000	—	30 Jun 2020	13F
PREMIER ASSET MANAGEMENT LLC	13F	Company	0.02%	25,515	$273,000	—	30 Jun 2020	13F
ExodusPoint Capital Management, LP	13F	Company	0.02%	23,400	$251,000	—	30 Jun 2020	13F
CITIGROUP INC	13F	Company	0.02%	21,615	$231,000	—	30 Jun 2020	13F
HSBC HOLDINGS PLC	13F	Company	0.02%	21,326	$228,000	—	30 Jun 2020	13F
Keebeck Wealth Management	13F	Company	0.02%	20,000	$214,000	—	30 Jun 2020	13F
MORGAN STANLEY	13F	Company	0.02%	19,486	$209,000	—	30 Jun 2020	13F
TWO SIGMA INVESTMENTS, LP	13F	Company	0.02%	15,899	$170,000	—	30 Jun 2020	13F
JPMORGAN CHASE & CO	13F	Company	0.01%	13,065	$140,000	—	30 Jun 2020	13F
BOOTHBAY FUND MANAGEMENT, LLC	13F	Company	0.01%	12,011	$129,000	—	30 Jun 2020	13F
Hayden Royal, LLC	13F	Company	0.01%	10,100	$108,171	—	30 Jun 2020	13F
CULLEN/FROST BANKERS, INC.	13F	Company	0.01%	10,000	$107,000	—	30 Jun 2020	13F
Live Oak Private Wealth LLC	13F	Company	0.01%	10,000	$107,000	—	30 Jun 2020	13F
OSAIC HOLDINGS, INC.	13F	Company	0.01%	7,200	$77,000	—	30 Jun 2020	13F
AdvisorNet Financial, Inc	13F	Company	0.01%	6,184	$66,000	—	30 Jun 2020	13F
Cutler Group LLC / CA	13F	Company	0%	3,100	$33,000	—	30 Jun 2020	13F
OPTIMUM INVESTMENT ADVISORS	13F	Company	0%	2,000	$21,000	—	30 Jun 2020	13F
FMR LLC	13F	Company	0%	1,600	$17,000	—	30 Jun 2020	13F
US BANCORP \DE\	13F	Company	0%	1,145	$12,000	—	30 Jun 2020	13F
CWM, LLC	13F	Company	0%	1,025	$10,000	—	30 Jun 2020	13F
Atlas Private Wealth Advisors	13F	Company	0%	673	$7,000	—	30 Jun 2020	13F
ROYAL BANK OF CANADA	13F	Company	0%	380	$4,000	—	30 Jun 2020	13F
TOTH FINANCIAL ADVISORY CORP	13F	Company	0%	300	$3,000	—	30 Jun 2020	13F

Institutional Holders of Altimmune, Inc. - Common Stock (ALT) as of Q3 2020

As of 30 Sep 2020, Altimmune, Inc. - Common Stock (ALT) was held by 67 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 21,898,188 shares. The largest 10 holders included VR Adviser, LLC, BAKER BROS. ADVISORS LP, Avoro Capital Advisors LLC, D. E. Shaw & Co., Inc., ARMISTICE CAPITAL, LLC, RTW INVESTMENTS, LP, VANGUARD GROUP INC, RENAISSANCE TECHNOLOGIES LLC, Capital World Investors, and ACUTA CAPITAL PARTNERS, LLC. This page lists 67 institutional shareholders reporting positions in this security for the Q3 2020 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q3 2020 vs Q2 2020 Across Filers

Q2 2020 holders

Q3 2020 holders

Holder diff

Investor	Q2 2020 Shares	Q3 2020 Shares	Share Diff	Share Chg %	Q2 2020 Value $	Q3 2020 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.