Allegiant Travel CO
ALGT- Exchange
- Nasdaq
- Industry
- Air Transportation, Scheduled
- SEC CIK
- 0001362468
No open-market purchases or sales by Allegiant Travel CO insiders were filed in the last 90 days; 302 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.
Holders of 5% or more of ALGT
Holders whose latest Schedule 13D or 13G filing reports 5% or more of Allegiant Travel CO, largest stake first. The change is against the holder's previous filing.
| Holder | Latest form | Stake | Change | First filed | Latest filing | Filing |
|---|---|---|---|---|---|---|
| Gallagher Maurice J Jr | 13D/A | 12.80%2.35M shares | – | Feb 20, 20251 filing | Feb 20, 2025 | SEC |
| BlackRock, Inc. | 13G/A | 10.60%1.95M shares | −1.40 ppfrom 12.00% | Apr 30, 20252 filings | Oct 17, 2025 | SEC |
| Donald Smith & Co., Inc. | 13G | 9.70%1.77M shares | +1.40 ppfrom 8.30% | Feb 13, 20255 filings | Nov 12, 2025 | SEC |
| T. Rowe Price Investment Management, Inc. | 13G/A | 7.00%1.29M shares | +1.90 ppfrom 5.10% | Feb 14, 20252 filings | Nov 14, 2025 | SEC |
| Feinberg Jeff | 13G | 6.70%1.24M shares | New | Jan 7, 20251 filing | Jan 7, 2025 | SEC |
Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.
13D and 13G filings
11 Schedule 13D and 13G filings on Allegiant Travel CO, newest first, including old-format filings without a stake.
| Filed (ET) | Filer | Form | Stake | Change | Event date | Filing |
|---|---|---|---|---|---|---|
| Nov 14, 202512:18 PM ET | T. Rowe Price Investment Management, Inc. | 13G/A | 7.00%1.29M shares | +1.90 ppfrom 5.10% | Sep 30, 2025 | SEC |
| Nov 12, 202512:16 PM ET | Donald Smith & Co., Inc.and 1 other | 13G | 9.70%1.77M shares | +1.40 ppfrom 8.30% | Sep 30, 2025 | SEC |
| Oct 17, 20256:05 PM ET | BlackRock, Inc. | 13G/A | 10.60%1.95M shares | −1.40 ppfrom 12.00% | Sep 30, 2025 | SEC |
| Aug 13, 20254:06 PM ET | Donald Smith & Co., Inc.and 1 other | 13G | 8.30%1.51M shares | – | Jun 30, 2025 | SEC |
| May 13, 20252:22 PM ET | Donald Smith & Co., Inc.and 1 other | 13G/A | – | – | Mar 31, 2025 | SEC |
| May 13, 20251:48 PM ET | Donald Smith & Co., Inc.and 1 other | 13G | 7.40%1.35M shares | +1.80 ppfrom 5.60% | Mar 31, 2025 | SEC |
| Apr 30, 20251:14 PM ET | BlackRock, Inc. | 13G/A | 12.00%2.20M shares | – | Mar 31, 2025 | SEC |
| Feb 20, 202512:28 PM ET | Gallagher Maurice J Jr | 13D/A | 12.80%2.35M shares | – | Dec 31, 2024 | SEC |
| Feb 14, 20259:45 AM ET | T. Rowe Price Investment Management, Inc. | 13G | 5.10%928.6K shares | New | Dec 31, 2024 | SEC |
| Feb 13, 20251:47 PM ET | Donald Smith & Co., Inc.and 1 other | 13G | 5.60%1.02M shares | New | Dec 31, 2024 | SEC |
| Jan 7, 20258:04 AM ET | Feinberg Jeffand 1 other | 13G | 6.70%1.24M shares | New | Dec 31, 2024 | SEC |
Form 144: proposed insider sales
Notices from officers, directors and other affiliates planning to sell Allegiant Travel CO shares.
No Form 144 notices for Allegiant Travel CO are on file.