Stock Ownership/BL

BLACKLINE INC (BL): Ownership & Insider Activity

Hedge funds and institutional managers reporting a position in BL · Information Technology. Based on the most recent 13F filing from each holder, sourced from SEC EDGAR.

Reported Holders
16
13F filers
Aggregate Value
$153.1M
Across holders
Last Price
$29.25
2026-10-08
Sector
Information Technology
GICS
Quarterly fund activity11 increased4 reduced7 exited
Full exits: Verition Fund Management LLC, BALYASNY ASSET MANAGEMENT LLC, MILLENNIUM MANAGEMENT LLC, TWO SIGMA INVESTMENTS, LP, FRED ALGER MANAGEMENT, LLC, Select Equity Group, L.P., Man Group plc
Institutional Holders of BL
↗
16 holders
Manager⇅Type⇅Shares⇅Market Value▼% of Total⇅% of Portfolio⇅Action⇅QoQ Change⇅Quarter⇅
ICONIQ Capital, LLC
CIK 0001569709
Family Office2.09M$58.6M38.3%1.7%Unchanged+$0Q2 2026
Engaged Capital LLC
CIK 0001559771
Hedge Fund828K$23.2M15.2%7.1%Reduced$-15.2MQ2 2026
Qube Research & Technologies Ltd
CIK 0001729829
Hedge Fund659K$18.5M12.1%0.0%Added—Q2 2026
CITADEL ADVISORS LLC
CIK 0001423053
Hedge Fund503K$14.1M9.2%0.0%Added+$11.6MQ2 2026
JUPITER ASSET MANAGEMENT LTD
CIK 0001215838
Hedge Fund389K$10.9M7.1%0.1%Reduced$-39KQ2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
CIK 0001164508
Hedge Fund320K$9.0M5.9%0.0%Reduced$-4.2MQ2 2026
ExodusPoint Capital Management, LP
CIK 0001736225
Hedge Fund175K$4.9M3.2%0.0%Added—Q2 2026
TUDOR INVESTMENT CORP ET AL
CIK 0000923093
Hedge Fund108K$3.0M2.0%0.0%Added—Q2 2026
Holocene Advisors, LP
CIK 0001700574
Hedge Fund96K$2.7M1.8%0.0%Added+$1.8MQ2 2026
AQR CAPITAL MANAGEMENT LLC
CIK 0001167557
Hedge Fund91K$2.5M1.7%0.0%Added+$2.5MQ2 2026
ICONIQ Capital, LLCUnchanged
Family Office
$58.6M· 38.3% of total· 1.7% port· 2.09M sh· +$0 QoQ· Q2 2026
Engaged Capital LLCReduced
Hedge Fund
$23.2M· 15.2% of total· 7.1% port· 828K sh· $-15.2M QoQ· Q2 2026
Qube Research & Technologies LtdAdded
Hedge Fund
$18.5M· 12.1% of total· 0.0% port· 659K sh· — QoQ· Q2 2026
CITADEL ADVISORS LLCAdded
Hedge Fund
$14.1M· 9.2% of total· 0.0% port· 503K sh· +$11.6M QoQ· Q2 2026
JUPITER ASSET MANAGEMENT LTDReduced
Hedge Fund
$10.9M· 7.1% of total· 0.1% port· 389K sh· $-39K QoQ· Q2 2026
ARROWSTREET CAPITAL, LIMITED PARTNERSHIPReduced
Hedge Fund
$9.0M· 5.9% of total· 0.0% port· 320K sh· $-4.2M QoQ· Q2 2026
ExodusPoint Capital Management, LPAdded
Hedge Fund
$4.9M· 3.2% of total· 0.0% port· 175K sh· — QoQ· Q2 2026
TUDOR INVESTMENT CORP ET ALAdded
Hedge Fund
$3.0M· 2.0% of total· 0.0% port· 108K sh· — QoQ· Q2 2026
Holocene Advisors, LPAdded
Hedge Fund
$2.7M· 1.8% of total· 0.0% port· 96K sh· +$1.8M QoQ· Q2 2026
AQR CAPITAL MANAGEMENT LLCAdded
Hedge Fund
$2.5M· 1.7% of total· 0.0% port· 91K sh· +$2.5M QoQ· Q2 2026
SHAW D E & CO INCAdded
Hedge Fund
$1.7M· 1.1% of total· 0.0% port· 59K sh· +$1.2M QoQ· Q2 2026
Squarepoint Ops LLCAdded
Hedge Fund
$1.5M· 1.0% of total· 0.0% port· 55K sh· — QoQ· Q2 2026
MARSHALL WACE, LLPAdded
Hedge Fund
$1.1M· 0.7% of total· 0.0% port· 41K sh· +$564K QoQ· Q2 2026
Brevan Howard Capital Management LPAdded
Hedge Fund
$949K· 0.6% of total· 0.0% port· 34K sh· +$678K QoQ· Q2 2026
Rockefeller Capital Management L.P.Reduced
Hedge Fund
$329K· 0.2% of total· 0.0% port· 12K sh· $-654K QoQ· Q2 2026
Fulcrum Asset Management LLPAdded
Hedge Fund
$1K· 0.0% of total· 0.0% port· 50 sh· — QoQ· Q2 2026
1–10 of 16
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