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 Q1 2024?

166 institutional investors reported ALT - Altimmune, Inc. - COMMON STOCK for Q1 2024. Use the holders table for investor-level position and value details.

Altimmune, Inc. - COMMON STOCK (ALT)

CUSIP: 02155H200

Q1 2024 13F Holders as of 31 Mar 2024

Type / Class: Equity / COMMON STOCK
Shares outstanding: 129,919,091
Total 13F shares: 44,351,359
Share change: +10,824,354
Total reported value: $451,471,154
Put/Call ratio: 59%
Price per share: $10.18
Number of holders: 166
Value change: +$108,533,821
Number of buys: 104
Number of sells: 66

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: Q2 2024
Previous quarter: Q4 2023

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
AMERIPRISE FINANCIAL INC	13F	Company	3.2%	4,183,682	$47,066,425	—	31 Dec 2023	13F
BlackRock Finance, Inc.	13F	Company	3.1%	4,044,707	$45,502,954	—	31 Dec 2023	13F
VANGUARD GROUP INC	13F	Company	2.7%	3,571,972	$40,184,684	—	31 Dec 2023	13F
TANG CAPITAL MANAGEMENT LLC	13F	Company	2.1%	2,750,000	$30,937,500	—	31 Dec 2023	13F
Nuveen Asset Management, LLC	13F	Company	1.3%	1,727,316	$19,432,305	—	31 Dec 2023	13F
Point72 Asset Management, L.P.	13F	Company	0.96%	1,246,500	$14,023,125	—	31 Dec 2023	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	0.92%	1,193,528	$13,428,594	—	31 Dec 2023	13F
MORGAN STANLEY	13F	Company	0.8%	1,040,901	$11,710,136	—	31 Dec 2023	13F
STATE STREET CORP	13F	Company	0.78%	1,014,546	$11,413,643	—	31 Dec 2023	13F
Timelo Investment Management Inc.	13F	Company	0.62%	809,095	$9,102,319	—	31 Dec 2023	13F
Invesco Ltd.	13F	Company	0.57%	746,181	$8,394,536	—	31 Dec 2023	13F
SUSQUEHANNA INTERNATIONAL GROUP, LLP	13F	Company	0.56%	733,254	$8,249,108	—	31 Dec 2023	13F
JANE STREET GROUP, LLC	13F	Company	0.45%	580,444	$6,529,996	—	31 Dec 2023	13F
GROUP ONE TRADING LLC	13F	Company	0.42%	547,441	$6,158,711	—	31 Dec 2023	13F
GOLDMAN SACHS GROUP INC	13F	Company	0.4%	524,250	$5,897,813	—	31 Dec 2023	13F
NORTHERN TRUST CORP	13F	Company	0.36%	473,829	$5,330,577	—	31 Dec 2023	13F
JACOBS LEVY EQUITY MANAGEMENT, INC	13F	Company	0.33%	432,341	$4,863,836	—	31 Dec 2023	13F
Lighthouse Investment Partners, LLC	13F	Company	0.31%	399,357	$4,492,766	—	31 Dec 2023	13F
ARDSLEY ADVISORY PARTNERS LP	13F	Company	0.26%	341,000	$3,822,610	—	31 Dec 2023	13F
Ensign Peak Advisors, Inc	13F	Company	0.25%	326,777	$3,676,241	—	31 Dec 2023	13F
FRED ALGER MANAGEMENT, LLC	13F	Company	0.25%	326,658	$3,674,903	—	31 Dec 2023	13F
KENNEDY CAPITAL MANAGEMENT LLC	13F	Company	0.23%	304,650	$3,427,313	—	31 Dec 2023	13F
Beirne Wealth Consulting Services, LLC	13F	Company	0.23%	303,800	$3,417,750	—	31 Dec 2023	13F
D. E. Shaw & Co., Inc.	13F	Company	0.22%	289,726	$3,259,418	—	31 Dec 2023	13F
DIMENSIONAL FUND ADVISORS LP	13F	Company	0.2%	261,518	$2,942,471	—	31 Dec 2023	13F
GERBER, LLC	13F	Company	0.2%	255,778	$2,877,503	—	31 Dec 2023	13F
Jefferies Financial Group Inc.	13F	Company	0.17%	216,000	$2,430,000	—	31 Dec 2023	13F
GSA CAPITAL PARTNERS LLP	13F	Company	0.16%	209,462	$2,356,000	—	31 Dec 2023	13F
Susquehanna Portfolio Strategies, LLC	13F	Company	0.16%	207,197	$2,330,966	—	31 Dec 2023	13F
Knoll Capital Management, LLC	13F	Company	0.15%	200,000	$2,250,000	—	31 Dec 2023	13F
Bank of New York Mellon Corp	13F	Company	0.15%	191,588	$2,155,369	—	31 Dec 2023	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	0.13%	174,141	$1,959,086	—	31 Dec 2023	13F
SECTORAL ASSET MANAGEMENT INC	13F	Company	0.13%	170,800	$1,921,500	—	31 Dec 2023	13F
SILVERARC CAPITAL MANAGEMENT, LLC	13F	Company	0.12%	150,000	$1,687,500	—	31 Dec 2023	13F
Cubist Systematic Strategies, LLC	13F	Company	0.11%	144,985	$1,631,081	—	31 Dec 2023	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.11%	142,705	$1,605,431	—	31 Dec 2023	13F
Schonfeld Strategic Advisors LLC	13F	Company	0.1%	135,000	$1,518,750	—	31 Dec 2023	13F
IMC-Chicago, LLC	13F	Company	0.1%	131,738	$1,482,053	—	31 Dec 2023	13F
DCF Advisers, LLC	13F	Company	0.09%	115,225	$1,296,281	—	31 Dec 2023	13F
Squarepoint Ops LLC	13F	Company	0.09%	112,773	$1,268,696	—	31 Dec 2023	13F
GAGNON SECURITIES LLC	13F	Company	0.09%	111,342	$1,252,597	—	31 Dec 2023	13F
Pennant Investors, LP	13F	Company	0.08%	109,800	$1,235,250	—	31 Dec 2023	13F
Quinn Opportunity Partners LLC	13F	Company	0.08%	105,000	$1,181,250	—	31 Dec 2023	13F
SILVERCREST ASSET MANAGEMENT GROUP LLC	13F	Company	0.08%	103,500	$1,164,375	—	31 Dec 2023	13F
Callodine Capital Management, LP	13F	Company	0.08%	100,000	$1,125,000	—	31 Dec 2023	13F
ROYAL BANK OF CANADA	13F	Company	0.07%	92,066	$1,035,000	—	31 Dec 2023	13F
JPMORGAN CHASE & CO	13F	Company	0.07%	90,795	$1,021,443	—	31 Dec 2023	13F
MARSHALL WACE, LLP	13F	Company	0.07%	86,132	$968,985	—	31 Dec 2023	13F
RHUMBLINE ADVISERS	13F	Company	0.06%	81,414	$915,897	—	31 Dec 2023	13F
BROWN WEALTH MANAGEMENT, LLC	13F	Company	0.06%	75,000	$843,750	—	31 Dec 2023	13F

Institutional Holders of Altimmune, Inc. - COMMON STOCK (ALT) as of Q1 2024

As of 31 Mar 2024, Altimmune, Inc. - COMMON STOCK (ALT) was held by 166 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 44,351,359 shares. The largest 10 holders included STATE STREET CORP, BlackRock Inc., VANGUARD GROUP INC, TANG CAPITAL MANAGEMENT LLC, MORGAN STANLEY, AMERIPRISE FINANCIAL INC, MILLENNIUM MANAGEMENT LLC, GEODE CAPITAL MANAGEMENT, LLC, FRED ALGER MANAGEMENT, LLC, and SUSQUEHANNA INTERNATIONAL GROUP, LLP. This page lists 169 institutional shareholders reporting positions in this security for the Q1 2024 filing period.

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

Compare Q1 2024 vs Q4 2023 Across Filers

Q4 2023 holders

142

Q1 2024 holders

166

Holder diff

Investor	Q4 2023 Shares	Q1 2024 Shares	Share Diff	Share Chg %	Q4 2023 Value $	Q1 2024 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.