SEC 13F Intelligence

BLACKLINE INC

CUSIP 09239BAD1

Blackline Inc has 1 institutional holders in Filings Flow’s 13F database, together reporting 3.00M shares worth $3M as of Q1 2026. The largest reported holders are Tenor Capital Management Co., L.P., Aequim Alternative Investments LP, and D. E. Shaw & Co., Inc..

Institutional Holders
1
Q1 2026
Reported Value
$3M
Ticker
unmapped
private placement or foreign
Quarters Tracked
3

Ownership Trend

Institutional holders
Q4 ’22: 57Q4 ’22Q4 ’25: 28Q4 ’25Q1 ’26: 1Q1 ’26filingsflow.com
Total reported value
Q4 ’22: $792MQ4 ’22Q4 ’25: $223MQ4 ’25Q1 ’26: $3MQ1 ’26filingsflow.com

Holders

Mixed quarters
Manager% of PortfolioValueSharesQuarter
Chicago Capital Management, LLC$121M AUM3.09%$5M4.6KQ4 2025OLDER
TENOR CAPITAL MANAGEMENT Co., L.P.$6.5B AUM1.10%$78M79.00MQ4 2025OLDER
Aequim Alternative Investments LP$5.2B AUM0.75%$38M38.50MQ4 2025OLDER
Radcliffe Capital Management, L.P.$1.3B AUM0.58%$11M10.69MQ4 2025OLDER
K2 PRINCIPAL FUND, L.P.$1.4B AUM0.48%$6M6.0KQ4 2025OLDER
READYSTATE ASSET MANAGEMENT LP$2.2B AUM0.40%$10M10.00MQ4 2025OLDER
WATER ISLAND CAPITAL LLC$896M AUM0.33%$3M3.07MQ4 2025OLDER
Bellecapital International Ltd.$554M AUM0.20%$1M1.15MQ4 2025OLDER
Pinnacle Holdings, LLC$309M AUM0.17%$494,000500.0KQ4 2025OLDER
PALISADE CAPITAL MANAGEMENT, LP$3.0B AUM0.16%$5M5.38MQ4 2025OLDER
AQR Arbitrage LLC$6.1B AUM0.09%$4M4.45MQ4 2025OLDER
OAKTREE CAPITAL MANAGEMENT LP$6.6B AUM0.03%$2M1.82MQ4 2025OLDER
ADVENT CAPITAL MANAGEMENT /DE/$3.6B AUM0.02%$1M1.16MQ4 2025OLDER
CSS LLC/IL$2.1B AUM0.02%$370,811375.0KQ4 2025OLDER
TORONTO DOMINION BANK$69.7B AUM0.01%$8M8.00MQ4 2025OLDER
D. E. Shaw & Co., Inc.$166.3B AUM0.01%$21M20.86MQ4 2025OLDER
CI INVESTMENTS INC.$20.6B AUM0.01%$2M2.06MQ4 2025OLDER
MILLENNIUM MANAGEMENT LLC$240.3B AUM0.01%$17M16.78MQ4 2025OLDER
AVIVA PLC$59.6B AUM0.00%$2M2.25MQ4 2025OLDER
LAZARD ASSET MANAGEMENT LLC$60.8B AUM0.00%$2,3252.41MQ2 2025OLDER
TRUIST FINANCIAL CORP$74.2B AUM0.00%$2M1.63MQ4 2025OLDER
DZ BANK AG Deutsche Zentral Genossenschafts Bank, Frankfurt am Main$112.7B AUM0.00%$1M1.45MQ4 2025OLDER
Jefferies Financial Group Inc.$14.6B AUM0.00%$163,303166.0KQ4 2025OLDER
Russell Investments Group, Ltd.$93.1B AUM0.00%$755,060763.0KQ4 2025OLDER
SUSQUEHANNA ADVISORS GROUP, INC.$3.0B AUM0.00%$49,3445.00MQ4 2025OLDER
COMMONWEALTH OF PENNSYLVANIA PUBLIC SCHOOL EMPLS RETRMT SYS$19.6B AUM0.00%$155,840160.0KQ3 2025OLDER
BNP PARIBAS FINANCIAL MARKETS$205.8B AUM0.00%$543,400550.0KQ4 2025OLDER
BANK OF AMERICA CORP /DE/$1.37T AUM0.00%$3M2.75MQ3 2025OLDER
MORGAN STANLEY$1.67T AUM0.00%$3M3.00MQ1 2026
JPMORGAN CHASE & CO$1.56T AUM0.00%$1M1.08MQ4 2025OLDER
PRICE T ROWE ASSOCIATES INC /MD/$865M AUM0.00%$390400.0KQ3 2025OLDER
GOLDMAN SACHS GROUP INC$870.9B AUM0.00%$87,93289.0KQ4 2025OLDER

Holdings are reported up to 45 days after quarter end. Share counts are as filed and not adjusted for stock splits.