Follow-The-Filings

Security · featured owners

ALT Altimmune Inc.

Health Care COM NEW Equity as of 2026 Q2 among managers we track

  • 1 Owner
  • Max 0.1%
  • $20M
  • 1 new 1 exit

ALT (Altimmune Inc.) is held in 1 featured 13F book as of 2026 Q2. Andreas Halvorsen - Viking Global Investors is the largest tracked holder by portfolio weight (0.06%). Figures are as-filed 13F, not free float.

Who owns this now

Largest portfolio weights among featured holders · max 0.1% (Andreas Halvorsen - Viking Global Investors) · not free-float ownership

  1. Andreas Halvorsen new 0.06%

holders

sorted by value · long equity only · current book 2026 Q2 · open a manager for their book

history
Andreas Halvorsen - Viking Global Investors 2026 Q2 0.06% New 0.06% 6,700,000 $20M history
Farallon Capital Management exited 2026 Q2 last 2026 Q1 <0.01% Exit 0.00% 27,600 $85K history

1 current · 1 exited last period · options excluded

SEC filings

Recent issuer filings from EDGAR · 15 shown · open Filing / Doc on SEC.gov

Filed Form Detail Links
8-K 2.02,9.01 Filing Doc
10-Q Filing Doc
8-K 7.01,8.01,9.01 Filing Doc
8-K 8.01 Filing Doc
8-K 2.02,9.01 Filing Doc
10-Q Filing Doc
424B5 Filing Doc
8-K 1.01,9.01 Filing Doc
424B5 Filing Doc
8-K 5.03,5.07,9.01 Filing Doc
10-K Filing Doc
8-K 2.02,9.01 Filing Doc
8-K 8.01 Filing Doc
424B5 Filing Doc
8-K 1.01,9.01 Filing Doc

Insider forms

Form 3 / 4 / 5 from EDGAR · 12 rows shown

Filed Form Detail Links
4 Period Aug 13, 2026 Filing Doc
4 Period Jul 31, 2026 · 2 forms Filing Doc
4 Period May 1, 2026 · 8 forms Filing Doc
4 Period Apr 6, 2026 Filing Doc
4 Period Apr 1, 2026 · 2 forms Filing Doc
4 Period Mar 6, 2026 · 2 forms Filing Doc
4 Period Feb 26, 2026 · 2 forms Filing Doc
4 Period Jan 30, 2026 Filing Doc
4 Period Jan 31, 2026 Filing Doc
4 Period Jan 30, 2026 Filing Doc
4 Period Jan 27, 2026 · 3 forms Filing Doc
4 Period Jan 25, 2026 Filing Doc

Updated 5 days ago Source: SEC EDGAR submissions All on EDGAR

financials

US-GAAP annual · as tagged in Form 10-K · fiscal years · values link to the SEC filing

Income statement

Metric FY2023 FY2024 FY2025
Net income -$88.45M -$95.06M -$88.09M

Balance sheet

Metric FY2023 FY2024 FY2025
Total current assets $209.63M $137.25M $278.19M
Total non-current assets * $1.01M $2.05M $1.74M
Total assets $210.64M $139.31M $279.93M
Total current liabilities $12.14M $10.47M $15M
Total non-current liabilities * $4.4M $5.33M $40.04M
Total equity $194.1M $123.51M $224.89M

Cash flow

Metric FY2023 FY2024 FY2025
Cash from operations -$75.81M -$79.85M -$67.54M
Cash from investing $13.73M -$28.39M -$132.47M
Cash from financing $86.1M $10.04M $206.84M
Net change in cash $24.03M -$98.19M $6.83M

Source: SEC companyfacts (US-GAAP 10-K) · * = computed (not a single XBRL tag) · fiscal year as labeled by the issuer · not adjusted or audited by Follow-The-Filings

ownership over time

filing count by report period · click a bar for that quarter’s holders