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Altimmune, Inc.

ALT
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001326190

In the last 90 days, Altimmune, Inc. insiders filed 1 open-market purchase and 0 sales; 210 institutions reported holding it in 13F filings for Q2 2026, worth $456.1M in total; Viking Global Investors is the only superinvestor holding it.

13F holders, Q3 2022

Institutional positions in Altimmune, Inc. as of Sep 30, 2022. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
122
+11 vs. Q2 2022
Shares held
46.0M
+6.14M (+15.4%) vs. Q2 2022
Total value
$588.1M
+$121.2M (+26.0%) vs. Q2 2022
New holders
40
39 more added
Sold out
29
27 more reduced

Compare with Q2 2022: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting ALT on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ3 2022: 122 institutions
Q1 2021: 98 institutionsQ2 2021: 109 institutionsQ3 2021: 119 institutionsQ4 2021: 102 institutionsQ1 2022: 103 institutionsQ2 2022: 111 institutionsQ3 2022: 122 institutionsQ4 2022: 128 institutionsQ1 2023: 133 institutionsQ2 2023: 120 institutionsQ3 2023: 113 institutionsQ4 2023: 143 institutionsQ1 2024: 171 institutionsQ2 2024: 173 institutionsQ3 2024: 169 institutionsQ4 2024: 183 institutionsQ1 2025: 177 institutionsQ2 2025: 180 institutionsQ3 2025: 159 institutionsQ4 2025: 183 institutionsQ1 2026: 173 institutionsQ2 2026: 210 institutions
Value heldQ3 2022: $588.1M
Q1 2021: $336.5MQ2 2021: $269.2MQ3 2021: $375.3MQ4 2021: $295.8MQ1 2022: $207.4MQ2 2022: $466.9MQ3 2022: $588.1MQ4 2022: $769.9MQ1 2023: $205.4MQ2 2023: $124.5MQ3 2023: $79.2MQ4 2023: $377.1MQ1 2024: $452.2MQ2 2024: $282.1MQ3 2024: $243.0MQ4 2024: $292.3MQ1 2025: $191.2MQ2 2025: $145.5MQ3 2025: $156.4MQ4 2025: $198.8MQ1 2026: $213.5MQ2 2026: $456.1M
Institutions holding ALT and their total value by quarter
QuarterHoldersValue
Q2 2026210$456.1M
Q1 2026173$213.5M
Q4 2025183$198.8M
Q3 2025159$156.4M
Q2 2025180$145.5M
Q1 2025177$191.2M
Q4 2024183$292.3M
Q3 2024169$243.0M
Q2 2024173$282.1M
Q1 2024171$452.2M
Q4 2023143$377.1M
Q3 2023113$79.2M
Q2 2023120$124.5M
Q1 2023133$205.4M
Q4 2022128$769.9M
Q3 2022122$588.1M
Q2 2022111$466.9M
Q1 2022103$207.4M
Q4 2021102$295.8M
Q3 2021119$375.3M
Q2 2021109$269.2M
Q1 202198$336.5M

Institutions, Q3 2022

Shares, value and share of portfolio for each institution holding Altimmune, Inc.; share changes are against Q2 2022.

Institutions holding ALT in Q3 2022
InstitutionSharesValue% of portfolioChange in sharesAction
Fox Run Management, L.L.C.12,823$164.0K0.06%+12,823New
Cetera Advisors LLC12,400$158.0K0.00%−4,700−27.5%Reduced
Advisor Group Holdings, Inc.11,337$145.0K0.00%+3,105+37.7%Added
WealthPlan Investment Management, LLC13,179$135.0K0.01%+13,179New
Eagle Ridge Investment Management10,373$132.0K0.02%00.0%Unchanged
AdvisorNet Financial, Inc6,089$78.0K0.01%00.0%Unchanged
Wells Fargo & Company5,485$70.0K0.00%−1,075−16.4%Reduced
Royal Bank of Canada2,466$31.0K0.00%−5,827−70.3%Reduced
US Bancorp1,984$25.0K0.00%00.0%Unchanged
Dark Forest Capital Management LP1,696$22.0K0.00%+1,696New
Carmichael Hill & Associates, Inc.729$9.00K0.01%+729New
Godsey & Gibb Associates611$8.00K0.01%00.0%Unchanged
China Universal Asset Management Co., Ltd.459$6.00K0.00%+459New
The PNC Financial Services Group, Inc.372$5.00K0.00%00.0%Unchanged
Fifth Third Bancorp250$3.00K0.00%00.0%Unchanged
Daiwa Securities Group Inc.136$2.00K0.00%00.0%Unchanged
Parallel Advisors, LLC40$1.00K0.00%−400−90.9%Reduced
Northwestern Mutual Wealth Management Co100$1.00K0.00%00.0%Unchanged
Capital Advisors, Ltd. LLC43$1.00K0.00%00.0%Unchanged
Avondale Wealth Management75$1.00K0.00%+75New
Huntington National Bank2$00.00%00.0%Unchanged
First Horizon Advisors, Inc.3$00.00%00.0%Unchanged
Point72 Asset Management, L.P.0$00.00%−609,100−100.0%Sold out
Parkman Healthcare Partners LLC0$00.00%−559,755−100.0%Sold out
Atika Capital Management LLC0$00.00%−411,039−100.0%Sold out
Alliancebernstein L.P.0$00.00%−350,526−100.0%Sold out
ExodusPoint Capital Management, LP0$00.00%−305,879−100.0%Sold out
Ergoteles LLC0$00.00%−214,700−100.0%Sold out
Norges Bank0$00.00%−189,600−100.0%Sold out
Timelo Investment Management Inc.0$00.00%−187,529−100.0%Sold out
D. E. Shaw & Co., Inc.0$00.00%−169,683−100.0%Sold out
Walleye Capital LLC0$00.00%−134,993−100.0%Sold out
Altium Capital Management LP0$00.00%−98,659−100.0%Sold out
Ci Investments Inc.0$00.00%−68,400−100.0%Sold out
Chartwell Investment Partners, LLC0$00.00%−53,294−100.0%Sold out
Prescott General Partners LLC0$00.00%−50,000−100.0%Sold out
Walleye Trading LLC0$00.00%−35,939−100.0%Sold out
Squarepoint Ops LLC0$00.00%−28,133−100.0%Sold out
Apollon Wealth Management, LLC0$00.00%−26,483−100.0%Sold out
Delphia (USA) Inc.0$00.00%−19,543−100.0%Sold out
Corton Capital Inc.0$00.00%−17,875−100.0%Sold out
King Wealth0$00.00%−10,000−100.0%Sold out
Emfo, LLC0$00.00%–Sold out
FNY Investment Advisers, LLC0$00.00%−2,730−100.0%Sold out
Banque Cantonale Vaudoise0$00.00%−1,500−100.0%Sold out
New York State Common Retirement Fund0$00.00%−282−100.0%Sold out
American Portfolios Advisors0$00.00%−250−100.0%Sold out
Providence Capital Advisors, LLC0$00.00%−125−100.0%Sold out
Curi Capital0$00.00%−55−100.0%Sold out
Credit Suisse AG0$00.00%−21−100.0%Sold out
Ellevest, Inc.0$00.00%−20−100.0%Sold out