Who owns BlackLine, Inc.?
Institutional ownership of BL from SEC Form 13F filings across 171 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
171
13F holders
$1.08B
value, 2026 filers
67.1%
of shares outstanding (39.4M sh)
32
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30· % of fund = share of the manager's own book · % of co. = share of BL's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 8.2M | $231.3M | 0.0% | 14% | +7.3% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 3.8M | $106.7M | 0.0% | 6.5% | -6.4% |
| 3 | FIRST MANHATTAN CO. LLC. | 2.4M | $67.5M | 0.2% | 4.1% | -10.2% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 2.3M | $65.7M | 0.0% | 4% | -50.2% |
| 5 | NEUBERGER BERMAN GROUP LLC | 1.8M | $50.7M | 0.0% | 3.1% | -10.8% |
| 6 | WESTWOOD HOLDINGS GROUP INC | 1.3M | $37.0M | 0.3% | 2.2% | -9.5% |
| 7 | GEODE CAPITAL MANAGEMENT, LLC | 1.3M | $36.0M | 0.0% | 2.2% | +3.9% |
| 8 | JPMORGAN CHASE & CO | 1.2M | $33.4M | 0.0% | 2% | -1.7% |
| 9 | MORGAN STANLEY | 1.1M | $31.9M | 0.0% | 1.9% | +4.8% |
| 10 | NORGES BANKNEW | 1.1M | $30.6M | 0.0% | 1.9% | new |
| 11 | GOLDMAN SACHS GROUP INC | 1.0M | $28.1M | 0.0% | 1.7% | +96.8% |
| 12 | BANK OF AMERICA CORP /DE/ | 980,822 | $27.5M | 0.0% | 1.7% | +7.2% |
| 13 | PRICE T ROWE ASSOCIATES INC /MD/ | 825,688 | $23,178 | 0.0% | 1.4% | +203.7% |
| 14 | FIRST TRUST ADVISORS LP | 790,574 | $22.2M | 0.0% | 1.3% | +28.2% |
| 15 | Qube Research & Technologies LtdNEW | 659,449 | $18.5M | 0.0% | 1.1% | new |
| 16 | Sixth Street Partners Management Company, L.P.NEW | 610,370 | $17.1M | 3.0% | 1% | new |
| 17 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 610,370 | $17.1M | 0.0% | 1% | +17.2% |
| 18 | NORTHERN TRUST CORP | 608,043 | $17.1M | 0.0% | 1% | +2.8% |
| 19 | SUSQUEHANNA INTERNATIONAL GROUP, LLP | 540,649 | $15.2M | 0.0% | 0.9% | +134.5% |
| 20 | FMR LLC | 528,117 | $14.8M | 0.0% | 0.9% | -40.4% |
| 21 | CITADEL ADVISORS LLC | 502,789 | $14.1M | 0.0% | 0.9% | +215.8% |
| 22 | UBS Group AG | 383,387 | $10.8M | 0.0% | 0.7% | -88.0% |
| 23 | Bank of New York Mellon Corp | 372,393 | $10.5M | 0.0% | 0.6% | -1.3% |
| 24 | JANE STREET GROUP, LLC | 369,512 | $10.4M | 0.0% | 0.6% | +457.5% |
| 25 | PRINCIPAL FINANCIAL GROUP INC | 368,654 | $10.3M | 0.0% | 0.6% | +1.9% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.