← Super investors
BL
Blackline Inc
2 super-investor ownerscombined $56Mlargest position 16.7%
1 ADD
Cohort owners over time
2024Q3 → 2026Q1How many of the cohort members held this stock each quarter.
Now: 1
Peak: 1
Owners (2) · click any column to sort
| #↑ | Manager | % Port. | History | Value | Shares |
|---|---|---|---|---|---|
| 1 | Glenn Welling | 16.7% | 4q | $51M | 1,367,619 |
| 2 | Joel Greenblatt | <0.1% | 36q | $6M | 159,199 |
Recent activity (1)
| Manager | Move | % Port. | Δ Shares | Value | Filed |
|---|---|---|---|---|---|
| Glenn Welling | ADD | 16.7% | +26% | $51M | May 15, 2026 |
Long US equity 13F-HR filings only. CUSIP 09239B109. Not investment advice.