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ALGT · Allegiant Travel CO

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Market Cap
$2.16B
Shares
27.34M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 304
Total Value: $3,186,350,064
Total Shares: 27,094,815
Showing 1–100 of 310 holdings by value · page 1 of 4

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 304 13F filers · Δ vs Mar 31, 2026
Top Holder
13.1%
Sep 2023 → Jun 2026 · range 10.8% – 15.9%
+2.2 pts
Top 5
34.5%
Sep 2023 → Jun 2026 · range 34.5% – 46.2%
−0.8 pts
Top 10
52.9%
Sep 2023 → Jun 2026 · range 52.9% – 63.7%
−0.8 pts
HHI
401
Sep 2023 → Jun 2026 · range 401 – 595
Broadly held−1

Quarterly Activity

vs Mar 31, 2026
New
96
Increased
136
Decreased
45
Sold Out
35
Unchanged
27
Holder count: +61
Institutional value: +104.8%
Shares held: +41.1%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 100 of 310
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1362468 CUSIP 01748X102 13F (30d) 257 filings 246 filers Visit website Investor relations