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VANGUARD PORTFOLIO MANAGEMENT LLC

Position in ALT — Altimmune, Inc.

CIK 2100121 MALVERN, PA

Position in ALT

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$22,284,005
+$5,707,439 QoQ
Shares Held
7,330,265
+36.2% QoQ
Ownership
3.77%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#6
of 210 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority Sole 0% Shared 0% None 100%

Common Shares in ALT Over Time

Shares Held

Position Value (USD)

Position in Biotechnology

Healthcare · as of Jun 30, 2026

VANGUARD PORTFOLIO MANAGEMENT LLC holds $29,186,942,856 across 295 Biotechnology names. ALT ranks #95 (0.1% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in ALT

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2 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $22,284,005 7,330,265
2026-03-31 $16,576,566 5,382,002