339 institutions reported holding $2.41B of BLACKLINE INC (BL) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($243.8M), VANGUARD GROUP INC ($185.1M), CLEARLAKE CAPITAL GROUP, L.P. ($160.3M), Fivespan Partners, LP ($94.4M), SOROS FUND MANAGEMENT LLC ($93.3M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|---|---|---|---|
| 1 | BlackRock, Inc. | $243.8M | 8.2M | Added |
| 2 | VANGUARD GROUP INC | $185.1M | 6.6M | Trimmed |
| 3 | CLEARLAKE CAPITAL GROUP, L.P. | $160.3M | 5.7M | Hold |
| 4 | Fivespan Partners, LP | $94.4M | 3.4M | Added |
| 5 | SOROS FUND MANAGEMENT LLC | $93.3M | 0 | Hold |
| 6 | Opti Capital Management, LP | $83.6M | 0 | Hold |
| 7 | STATE STREET CORP | $76.7M | 2.2M | Added |
| 8 | FIRST MANHATTAN CO. LLC. | $67.5M | 2.4M | Trimmed |
| 9 | ICONIQ Capital, LLC | $58.6M | 2.1M | Hold |
| 10 | D. E. Shaw & Co., Inc. | $51.0M | 58,863 | Added |
| 11 | NEUBERGER BERMAN GROUP LLC | $50.7M | 1.8M | Trimmed |
| 12 | TENOR CAPITAL MANAGEMENT Co., L.P. | $41.7M | 0 | Hold |
| 13 | MORGAN STANLEY | $40.8M | 1.1M | Added |
| 14 | Wellesley Asset Management | $39.8M | 0 | Added |
| 15 | UBS Group AG | $38.4M | 1.4M | Trimmed |
| 16 | WESTWOOD HOLDINGS GROUP INC | $37.0M | 1.3M | Trimmed |
| 17 | Calamos Advisors LLC | $36.9M | 0 | Hold |
| 18 | GEODE CAPITAL MANAGEMENT, LLC | $36.0M | 1.3M | Added |
| 19 | JPMORGAN CHASE & CO | $35.2M | 1.2M | Trimmed |
| 20 | HAWK RIDGE CAPITAL MANAGEMENT LP | $33.6M | 1.2M | Trimmed |
| 21 | NORGES BANK | $30.6M | 1.1M | Trimmed |
| 22 | Lynrock Lake LP | $29.9M | 1.1M | New |
| 23 | GOLDMAN SACHS GROUP INC | $28.1M | 1.0M | Added |
| 24 | FMR LLC | $27.8M | 528,117 | Trimmed |
| 25 | BANK OF AMERICA CORP /DE/ | $27.5M | 980,822 | Added |
Source: SEC Form 13F filings · as of 2026-06-30