Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in ALK held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 11.6M | $606.3M | -1.1% | 10.424% | 0.01% |
| 2 | DIMENSIONAL FUND ADVISORS LP | 6.5M | $338.7M | +2.2% | 5.823% | 0.06% |
| 3 | AMERICAN CENTURY COMPANIES INC | 5.3M | $278.1M | +7.9% | 4.781% | 0.12% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 5.0M | $259.6M | -1.5% | 4.463% | 0.01% |
| 5 | VANGUARD PORTFOLIO MANAGEMENT LLC | 5.0M | $258.9M | -3.9% | 4.451% | 0.01% |
| 6 | STATE STREET CORP | 3.6M | $186.0M | +2.3% | 3.198% | 0.00% |
| 7 | Capital World Investors | 3.5M | $181.1M | -1.7% | 3.113% | 0.02% |
| 8 | FRONTIER CAPITAL MANAGEMENT CO LLC | 3.4M | $176.7M | +0.3% | 3.038% | 1.65% |
| 9 | PRIMECAP MANAGEMENT CO/CA/ | 3.2M | $168.5M | -0.7% | 2.896% | 0.10% |
| 10 | CAUSEWAY CAPITAL MANAGEMENT LLC | 3.2M | $166.2M | +27.2% | 2.857% | 1.80% |
| 11 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | 2.9M | $150.1M | +0.2% | 2.581% | 0.05% |
| 12 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 2.8M | $144.6M | +83.5% | 2.486% | 0.01% |
| 13 | JANE STREET GROUP, LLC | 2.4M | $125.5M | +123.0% | 2.158% | 0.01% |
| 14 | MORGAN STANLEY | 2.3M | $119.7M | -18.1% | 2.057% | 0.01% |
| 15 | CITADEL ADVISORS LLC | 2.2M | $114.9M | +15.7% | 1.975% | 0.01% |
| 16 | FMR LLC | 2.2M | $113.7M | -38.7% | 1.955% | 0.00% |
| 17 | GEODE CAPITAL MANAGEMENT, LLC | 2.1M | $109.5M | -2.4% | 1.882% | 0.01% |
| 18 | SEMPER AUGUSTUS INVESTMENTS GROUP LLC | 1.8M | $93.6M | +5.8% | 1.610% | 10.58% |
| 19 | UBS Group AG | 1.8M | $93.1M | +7.1% | 1.600% | 0.01% |
| 20 | PAR CAPITAL MANAGEMENT INC | 1.6M | $82.5M | -0.1% | 1.418% | 2.04% |
| 21 | Wolf Hill Capital Management, LP | 1.5M | $76.5M | +332.3% | 1.316% | 6.40% |
| 22 | MILLENNIUM MANAGEMENT LLC | 1.3M | $66.2M | +6.7% | 1.138% | 0.02% |
| 23 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 1.2M | $65.0M | -1.5% | 1.117% | 0.01% |
| 24 | MARSHALL WACE, LLP | 1.2M | $62.9M | -38.8% | 1.081% | 0.05% |
| 25 | GOLDMAN SACHS GROUP INC | 1.1M | $55.3M | +18.3% | 0.950% | 0.00% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in ALK — a direct measure of their conviction.
Filings activity in ALK during Q2 2026, grouped by how each filer changed its position.
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 497 | +9.2% | 98.19% | +1.35 pp | $5.60B | +44% |
| Q1 2026 | 455 | 2.6% | 96.84% | +2.24 pp | $3.90B | 28% |
| Q4 2025 | 467 | 1.1% | 94.60% | 1.70 pp | $5.38B | 1.5% |
| Q3 2025 | 472 | +0.2% | 96.30% | +4.36 pp | $5.46B | +4.9% |
| Q2 2025 | 471 | 9.6% | 91.94% | +0.41 pp | $5.21B | 2.7% |
| Q1 2025 | 521 | +5.3% | 91.53% | +4.65 pp | $5.35B | 26% |
| Q4 2024 | 495 | +15% | 86.88% | +4.76 pp | $7.25B | +50% |
| Q3 2024 | 431 | — | 82.12% | — | $4.83B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying ALK stock.
Based on Q2 2026 13F filings, institutional ownership of Alaska Air Group, Inc. stands at 98.2%, held across 497 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of ALK, with approximately 11,615,069 shares worth $0.61B as of Q2 2026.
Yes — 4 widely-followed marquee investors appear among the top 25 institutional holders of ALK, including SUSQUEHANNA INTERNATIONAL GROUP, LLP, JANE STREET GROUP, LLC, CITADEL ADVISORS LLC, MILLENNIUM MANAGEMENT LLC.
Our composite Smart Money Score for ALK is 78 out of 100 (Bullish). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
101 institutions opened new positions in ALK during Q2 2026, while 66 fully exited. 333 added to existing positions and 49 trimmed.
ALK institutional ownership rose by 1.35 percentage points quarter-over-quarter, with a net change of +42 holders.
The top 10 institutions account for 46.8% of all reported 13F value in ALK, and the top 25 account for 73.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
Alaska Air Group, Inc. (ALK) Institutional Ownership