Security key
01748X102
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 18,815,802
- Total 13F value
- $1,524,828,464
- Share change
- +1,588,660
- Put/Call ratio
- 163%
- SEC-reported price per share
- $81.04
- Number of holders
- 240
- Value change
- +$127,396,567
- Number of buys
- 119
- Number of sells
- 94
- Shares outstanding
- 27,064,528
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
240
Top holders
10
ALGT full security history
Ownership snapshot
Full 13F holder table
Allegiant Travel CO SEC filings
Allegiant Travel CO company facts
Broader feeds
Ownership snapshot
Top reported holders of ALGT - Allegiant Travel CO - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Maurice J. Gallagher Jr.
Disclosed value leader
Maurice J. Gallagher Jr.
Comparable rows
15/15
Latest evidence
31 Mar 2026
3/4/5
13D/G
13F
Lead comparable stake: 11%
13D/G row: Maurice J. Gallagher Jr.
Showing 1-6 of 15 holder rows.
Quick read
Maurice J. Gallagher Jr. leads the comparable SEC ownership view at 11%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens Maurice J. Gallagher Jr.'s linked filing trail.
Comparable ownership
Top 5
Maurice J. Gallagher Jr.
11%
VANGUARD PORTFOLIO MANAGEMENT LLC
5.2%
Jeff Feinberg
1.1%
Micah John Richins
0.07%
Sandra Douglass Morgan
0.04%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Maurice J. Gallagher Jr. |
3/4/5
13D/G
Executive Chairman, Director, 10%+ Owner
|
11%
from 13D/G
|
$231,349,857
2,037,348 shares
|
-$34,351,256 | 06 Feb 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
Vanguard Portfolio Management
|
5.2%
|
$78,419,491
967,664 shares
|
$0 | 31 Mar 2026 |
| Jeff Feinberg |
13D/G
Jeffrey L. Feinberg Personal Trust
|
1.1%
|
$17,139,270
201,000 shares
|
-$88,354,386 | 09 Jan 2026 |
| Micah John Richins |
3/4/5
President, Sunseeker Resorts
|
0.07%
|
$1,138,324
18,366 shares
|
— | 23 Sep 2025 |
| Sandra Douglass Morgan |
3/4/5
Director
|
0.04%
|
$711,750
10,950 shares
|
-$22,750 | 28 Oct 2025 |
| Gary Ellmer |
3/4/5
Director
|
0.02%
|
$269,010
5,490 shares
|
— | 11 Aug 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
240
Shares
18,815,802
Rows available
240
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q1 2026 Across Filers
Q1 2026 holders
240
Q1 2026 holders
240
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|