ALK
Alaska Air Group Inc
3 of the 83 super-investors we track hold ALK, worth a combined $316M per their latest 13F filings. The largest position: Christopher Bloomstran at 10.6% of their portfolio. No cohort buying or selling was filed on the name this quarter. Conviction score: 35 of 100 (how strongly the cohort backs it) — ranked #192 of 742 stocks.
Why super-investors own ALK
ALK is held by 3 super-investors in our cohort, with a combined position value of $316M. The highest-conviction owner is Christopher Bloomstran at 10.6% of their portfolio. Cohort ownership has grown from 2 to 3 over the last four quarters — net interest is rising.
AI-synthesized from 13F filings. Not investment advice.
Cohort owners over time
2016Q3 → 2026Q2How many of the cohort members held this stock each quarter.
Owners (3) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Sarah Ketterer | 1.8% | 10q | $166M | 3,183,163 |
| 2 | Christopher Bloomstran | 10.6% | 26q | $94M | 1,793,627 |
| 3 | Joel Greenblatt | <0.1% | 39q | $57M | 1,084,977 |
Owners of ALK also hold
Congress is trading ALK
Congress tracker →- Julie Johnsonsold$1,001 - $15,000 · 2025-10-22
- Julie Johnsonbought$1,001 - $15,000 · 2025-10-21 · late
- Julie Johnsonsold$1,001 - $15,000 · 2025-10-21 · late
- Adam Smithsold$1,001 - $15,000 · 2025-08-08
- Lisa McClainsold$1,001 - $15,000 · 2025-06-17 · late
- Lisa McClainbought$1,001 - $15,000 · 2025-06-11 · late
STOCK Act periodic transaction reports; amounts are disclosed ranges. Who files late →
Long US equity 13F-HR filings only. CUSIP 011659109. Not investment advice.