BlacklineBL

13F holders, Q1 2026 (March 31)
279holders −29
47new positions
77sold out
4famous investors
$37.01avg. 13F price*

At the end of Q1 2026, 279 institutions reported holding Blackline Inc. (BL) in their 13F filings, down 29 from Q4 2025. 47 opened new positions and 77 sold out. The largest holders were BlackRock, Inc. ($284.2M), Clearlake Capital Group, L.P. ($211.4M) and Vanguard Portfolio Management LLC ($150.3M). 4 famous investors held it, including Israel Englander (0.0% of Millennium Management's portfolio), Ken Griffin (0.0% of Citadel Advisors's portfolio) and Cliff Asness (0.0% of AQR Capital Management's portfolio).

Company
Blackline Inc.
CUSIP
09239B109
Latest filing quarter
Q2 2026

History

Number of 13F holders

0100200300400 Q1 2024: 303Q1 2024Q2 2024: 313Q2 2024Q3 2024: 292Q3 2024Q4 2024: 306Q4 2024Q1 2025: 278Q1 2025Q2 2025: 296Q2 2025Q3 2025: 273Q3 2025Q4 2025: 308Q4 2025Q1 2026: 279Q1 2026Q2 2026: 246Q2 2026

Total Exit/New Position Q4 2025 → Q1 2026

InstitutionsTotal Value
New Positions47$78.9M
Exits77$182.1M

All 13F filers, Q4 2025 → Q1 2026: 9,842,801 shares bought and 8,439,188 shares sold, net +1,403,613 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.

Ownership 279 holders

BlackRock, Inc. 0.01% Add +0.4% 7,680,962 $284.2M
Clearlake Capital Group, L.P. 31.07% No change 5,712,300 $211.4M
Vanguard Portfolio Management LLC 0.01% — 4,062,856 $150.3M
UBS Group AG 0.02% Add +381.4% 3,203,298 $118.5M
Fivespan Partners, LP 29.55% Add +225.5% 3,013,943 $111.5M
First Manhattan Co. Llc. 0.27% Add +10.2% 2,676,987 $99.0M
Vanguard Capital Management LLC 0.00% — 2,349,160 $86.9M
ICONIQ Capital, LLC 1.73% No change 2,087,081 $77.2M
State Street Corp. 0.00% Add +2.1% 2,040,318 $75.5M
Neuberger Berman Group LLC 0.06% Reduce -6.1% 2,024,391 $74.9M
Hawk Ridge Capital Management LP 2.55% Add +26.3% 1,890,823 $70.0M
Conestoga Capital Advisors, LLC 1.25% Reduce -8.8% 1,685,484 $62.4M
Westwood Holdings Group Inc. 0.39% Reduce -4.2% 1,456,649 $53.9M
Engaged Capital LLC 16.68% Add +26.2% 1,367,619 $50.6M
Geode Capital Management, LLC 0.00% Reduce -0.9% 1,234,191 $45.7M
JPMorgan Chase & Co. 0.00% Reduce -3.7% 1,210,288 $44.2M
Morgan Stanley 0.00% Reduce -15.0% 1,083,687 $40.1M
Dimensional Fund Advisors LP 0.01% Add +20.6% 1,063,655 $39.4M
Bank of America Corp. 0.00% Add +9.3% 914,813 $33.8M
FMR LLC 0.00% Reduce -30.2% 885,381 $32.8M
Tensile Capital Management LP 3.98% Reduce -5.1% 750,786 $27.8M
First Trust Advisors LP 0.02% Add +34.9% 616,716 $22.8M
Northern Trust Corp. 0.00% Reduce -7.2% 591,514 $21.9M
Charles Schwab Investment Management Inc. 0.00% Add +7.9% 520,850 $19.3M
Goldman Sachs Group Inc. 0.00% Reduce -32.4% 508,929 $18.8M
Geneva Capital Management LLC 0.38% Reduce -42.1% 478,086 $17.7M
Arrowstreet Capital, Limited Partnership 0.01% New 468,519 $17.3M
Palisade Capital Management, LP 0.59% Add +6.2% 441,232 $16.3M
Potrero Capital Research LLC 9.56% Add +13.7% 421,149 $15.6M
Jupiter Asset Management Ltd. 0.08% Add +4373.3% 390,787 $14.5M
Bank of New York Mellon Corp 0.00% Reduce -3.0% 377,360 $14.0M
BNP Paribas Financial Markets 0.01% Reduce -0.3% 376,466 $13.9M
Principal Financial Group Inc. 0.01% Add +11.1% 361,796 $13.4M
Vanguard Fiduciary Trust Co. 0.00% — 349,982 $12.9M
Barclays PLC 0.00% Reduce -29.7% 331,995 $12.3M
Westerly Capital Management, LLC 3.53% Add +244.4% 310,000 $11.5M
Gagnon Securities LLC 2.53% Add +6.1% 296,424 $11.0M
T. Rowe Price Associates Inc. 0.00% Add +3.4% 271,844 $10.1M
Royal Bank of Canada 0.00% Reduce -6.8% 259,350 $9.6M
Invesco Ltd. 0.00% Add +11.3% 252,140 $9.3M
Ameriprise Financial Inc. 0.00% Reduce -20.3% 249,288 $9.2M
Invenomic Capital Management LP 0.40% New 235,012 $8.7M
Susquehanna International Group, LLP 0.01% Add +1029.4% 230,521 $8.5M
Federated Hermes, Inc. 0.01% Add +7.3% 215,207 $8.0M
Balyasny Asset Management L.P. 0.02% New 210,169 $7.8M
New York State Common Retirement Fund 0.01% Add +11.8% 187,603 $6.9M
Bank of Montreal 0.00% Reduce -11.0% 181,998 $6.7M
Public Sector Pension Investment Board 0.02% Add +3.4% 178,722 $6.6M
Schwartz Investment Counsel Inc. 0.23% Reduce -74.6% 175,000 $6.5M
Millennium Management 0.01% Reduce -17.3% 173,164 $6.4M
Fifth Third Bancorp 0.01% Add +9214.2% 172,964 $6.4M
Armistice Capital, LLC 0.21% New 168,000 $6.2M
Tejara Capital Ltd 1.98% New 162,300 $6.0M
Citadel Advisors 0.00% Add +122.3% 159,199 $5.9M
Portolan Capital Management, LLC 0.31% New 159,026 $5.9M
Barton Investment Management 0.74% Reduce -1.0% 158,644 $5.9M
Renaissance Group LLC 0.24% Add +23.0% 156,812 $5.8M
Scalar Gauge Management, LLC 5.47% Reduce -71.0% 153,143 $5.7M
XTX Topco Ltd 0.09% New 147,170 $5.4M
Nicholas Company, Inc. 0.10% Reduce -0.5% 141,155 $5.2M
Natixis 0.02% New 135,822 $5.0M
CANADA LIFE ASSURANCE Co 0.01% Add +23.1% 134,975 $5.0M
Rhumbline Advisers 0.00% Add +1.1% 131,600 $4.9M
Gagnon Advisors, LLC 3.54% No change 130,050 $4.8M
Mutual of America Capital Management LLC 0.05% Reduce -0.2% 124,085 $4.6M
Legal & General Group Plc 0.00% Reduce -9.4% 118,388 $4.4M
Nuveen, LLC 0.00% Add +0.5% 117,175 $4.3M
Public Employees Retirement System of Ohio 0.01% Add +7.8% 115,536 $4.3M
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC 0.00% Add +0.8% 113,885 $4.2M
Select Equity Group, L.P. 0.02% Reduce -59.1% 112,252 $4.2M
Sei Investments Co. 0.00% Reduce -51.1% 105,267 $3.9M
Alliancebernstein L.P. 0.00% Add +2.5% 67,077 $3.7M
Swiss National Bank 0.00% Reduce -3.6% 100,000 $3.7M
American Century Companies Inc. 0.00% Reduce -93.3% 85,741 $3.2M
Two Sigma Investments, LP 0.00% New 85,625 $3.2M
Granite Investment Partners, LLC 0.19% Add +3.3% 82,990 $3.1M
Raymond James Financial Inc. 0.00% Reduce -59.0% 82,037 $3.0M
Bullseye Asset Management LLC 1.48% No change 69,042 $2.6M
AQR Capital Management 0.00% Add +452.2% 68,526 $2.5M
Envestnet Asset Management Inc. 0.00% Reduce -12.0% 66,656 $2.5M
Jane Street Group, LLC 0.00% Reduce -72.9% 66,285 $2.5M
Readystate Asset Management LP 0.25% Reduce -5.9% 66,080 $2.4M
Fred Alger Management, LLC 0.01% Reduce -0.9% 62,835 $2.3M
California State Teachers Retirement System 0.00% Add +23.0% 62,541 $2.3M
Ewing Morris & Co. Investment Partners Ltd. 1.00% Add +700.0% 60,000 $2.2M
Bessemer Group Inc. 0.00% Reduce -0.5% 58,544 $2.2M
Prudential Financial Inc. 0.00% Add +9.9% 51,596 $1.9M
Harbor Capital Advisors, Inc. 0.15% New 50,330 $1.9M
Shay Capital LLC 0.26% New 49,820 $1.8M
VANGUARD ASSET MANAGEMENT, Ltd 0.00% — 48,302 $1.8M
Deutsche Bank AG 0.00% Add +11.5% 47,614 $1.8M
ExodusPoint Capital Management, LP 0.02% New 47,230 $1.7M
Redmond Asset Management, LLC 0.45% Reduce -5.7% 44,570 $1.6M
HRT Financial LP 0.00% Reduce -78.1% 42,978 $1.6M
Hussman Strategic Advisors, Inc. 0.34% New 42,000 $1.6M
Quantinno Capital Management LP 0.00% Add +196.2% 41,647 $1.5M
Wesbanco Bank Inc. 0.04% Add +25.4% 41,400 $1.5M
Amundi 0.00% Add +35.0% 37,191 $1.4M
Nexpoint Asset Management, L.P. 0.09% No change 35,450 $1.3M
Thrivent Financial for Lutherans 0.00% Reduce -69.0% 33,354 $1.2M
State of Wisconsin Investment Board 0.00% Reduce -47.9% 33,240 $1.2M
Holocene Advisors, LP 0.00% Add +114.6% 32,875 $1.2M
Bridge City Capital, LLC 0.32% Reduce -0.6% 30,799 $1.1M
Citigroup Inc. 0.00% Add +1.2% 29,189 $1.1M
Man Group plc 0.00% Add +0.6% 28,534 $1.1M
Chicago Capital, LLC 0.03% No change 27,537 $1.0M
Glenmede Trust Co. NA 0.00% Add +20.6% 27,199 $1.0M
MetLife Investment Management, LLC 0.01% Reduce -6.9% 27,116 $1.0M
Creative Planning 0.00% Add +80.5% 26,871 $994K
State Board of Administration of Florida Retirement System 0.00% No change 26,491 $980K
Nomura Holdings Inc. 0.01% Reduce -1.7% 26,466 $979K
Illinois Municipal Retirement Fund 0.01% Reduce -9.8% 24,727 $915K
State of Alaska, Department of Revenue 0.01% Reduce -3.1% 24,667 $912K
Zurcher Kantonalbank (Zurich Cantonalbank) 0.00% Add +54.4% 24,288 $899K
Wells Fargo & Company 0.00% Reduce -74.3% 23,658 $875K
Janus Henderson Group PLC 0.00% No change 23,569 $873K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% Reduce -3.8% 23,304 $862K
Manufacturers Life Insurance Company, The 0.00% Reduce -5.2% 22,490 $832K
Mackenzie Financial Corp. 0.00% New 22,421 $830K
Louisiana State Employees Retirement System 0.01% Reduce -3.1% 22,200 $821K
Verition Fund Management LLC 0.01% Reduce -68.4% 21,820 $807K
Handelsbanken Fonder AB 0.00% Add +58.8% 21,600 $799K
P Schoenfeld Asset Management LP 0.63% New 21,500 $796K
Vanguard Global Advisers, LLC 0.00% — 20,425 $756K
Victory Capital Management Inc. 0.00% Add +4.2% 19,712 $729K
Inceptionr LLC 0.17% New 19,290 $714K
IMC-Chicago, LLC 0.01% New 18,216 $674K
DRW Securities, LLC 0.03% New 16,894 $625K
Numerai GP LLC 0.06% New 16,580 $613K
D. E. Shaw & Co. 0.00% Add +22.9% 16,525 $611K
Lavelle Capital LP 0.37% No change 16,119 $596K
BNP PARIBAS ASSET MANAGEMENT Holding S.A. 0.00% Reduce -9.3% 15,628 $578K
Cresset Asset Management, LLC 0.00% Reduce -2.8% 15,589 $577K
SG Americas Securities, LLC 0.00% Add +0.4% 15,275 $565K
Oppenheimer & Co. Inc. 0.01% New 15,100 $559K
Amalgamated Bank 0.00% Reduce -0.9% 14,454 $535K
New York State Teachers Retirement System 0.00% Reduce -11.0% 13,885 $514K
Arizona State Retirement System 0.00% Reduce -5.3% 13,889 $514K
Police & Firemen's Retirement System of New Jersey 0.00% No change 13,802 $511K
Yousif Capital Management, LLC 0.01% Reduce -1.5% 13,322 $493K
Teachers Retirement System of the State of Kentucky 0.00% Reduce -3.9% 12,497 $463K
Commonwealth of Pennsylvania Public School Empls Retrmt SYS 0.00% Reduce -0.1% 12,357 $457K
Vanguard Investments Australia, Ltd. 0.00% — 12,191 $451K
LPL Financial LLC 0.00% Reduce -3.9% 12,076 $447K
TD Waterhouse Canada Inc. 0.00% Add +28.4% 12,200 $445K
Brooklyn Investment Group 0.01% New 11,936 $442K
Rockefeller Capital Management L.P. 0.00% Add +105.2% 11,755 $435K
Cim Investment Management Inc. 0.12% Add +89.9% 11,660 $431K
State of Tennessee, Department of Treasury 0.00% No change 11,561 $428K
Oregon Public Employees Retirement Fund 0.01% No change 11,475 $425K
KLP Kapitalforvaltning As 0.00% No change 11,200 $414K
Yorktown Management & Research Co Inc 0.34% Add +100.0% 11,000 $407K
State of Wyoming 0.05% Add +4.7% 10,912 $404K
Intech Investment Management LLC 0.00% Reduce -42.3% 10,898 $403K
Blair William & Co. 0.00% Reduce -87.6% 10,573 $391K
Marshall Wace, LLP 0.00% Add +19.3% 10,322 $382K
Cetera Investment Advisers 0.00% Reduce -31.5% 9,798 $363K
Acadian Asset Management LLC 0.00% New 9,793 $362K
Brevan Howard Capital Management LP 0.00% Reduce -20.9% 9,644 $357K
CenterBook Partners LP 0.02% New 8,829 $327K
Voya Investment Management LLC 0.00% Reduce -7.2% 8,806 $326K
Tidal Investments LLC 0.00% Add +0.9% 8,698 $322K
Keebeck Wealth Management 0.04% Add +13.5% 8,664 $321K
Pictet Asset Management Holding SA 0.00% Add +12.1% 8,651 $320K
Hantz Financial Services, Inc. 0.00% Add +486.2% 8,436 $312K
Vanguard Personalized Indexing Management, LLC 0.00% Add +42.7% 8,250 $305K
ProShare Advisors LLC 0.00% Reduce -22.6% 7,920 $293K
Mercer Global Advisors Inc. 0.00% Add +99.6% 7,813 $289K
Caption Management, LLC 0.01% New 7,761 $287K
Blue Trust, Inc. 0.00% Add +5.0% 7,516 $278K
Evanson Asset Management, LLC 0.01% No change 7,350 $272K
Maryland State Retirement & Pension System 0.01% No change 7,276 $269K
Two Sigma Securities, LLC 0.03% Reduce -4.0% 7,024 $260K
Pacific Park Financial, Inc. 0.16% No change 6,726 $249K
Universal- Beteiligungs- und Servicegesellschaft mbH 0.00% No change 6,601 $244K
Captrust Financial Advisors 0.00% Add +21.0% 6,120 $226K
McMorgan & Co. LLC 0.04% Reduce -33.2% 6,000 $222K
Mirabella Financial Services LLP 0.02% Reduce -41.2% 5,877 $217K
Public Employees Retirement Association of Colorado 0.00% No change 5,843 $216K
Empowered Funds, LLC 0.00% Reduce -2.4% 5,683 $210K
Russell Investments Group, Ltd. 0.00% Reduce -9.3% 5,476 $203K
FNY Investment Advisers, LLC 0.09% Reduce -5.1% 5,220 $193K
Centiva Capital, LP 0.01% Add +2.1% 5,104 $189K
Ensign Peak Advisors, Inc 0.00% Reduce -2.8% 4,725 $175K
Ameritas Investment Partners, Inc. 0.00% Reduce -6.5% 4,069 $151K
Tower Research Capital LLC (TRC) 0.00% Add +9.5% 3,938 $146K
Cwm, LLC 0.00% Add +204.4% 3,814 $141K
Atlas Capital Advisors Inc. 0.01% Reduce -24.4% 3,520 $130K
US Bancorp \de 0.00% Reduce -56.1% 2,552 $94K
Bayforest Capital Ltd 0.10% Add +248.2% 2,514 $93K
Pacer Advisors, Inc. 0.00% Add +11.3% 2,468 $91K
Parallel Advisors, LLC 0.00% Add +467.0% 2,030 $75K
Broadwater Capital Management LLC 0.05% No change 1,300 $72K
Freestone Grove Partners LP 0.00% New 1,765 $65K
PNC Financial Services Group, Inc. 0.00% Reduce -19.8% 1,713 $63K
GAMMA Investing LLC 0.00% Reduce -2.0% 1,669 $62K
KBC Group NV 0.00% No change 1,589 $59K
Pinnacle Wealth Planning Services, Inc. 0.01% Reduce -34.8% 1,307 $48K
Asset Management One Co., Ltd. 0.00% Reduce -18.4% 1,198 $44K
Quadrant Capital Group LLC 0.00% Reduce -53.5% 1,110 $41K
Leonteq Securities AG 0.00% Add +1019.6% 1,086 $40K
Huntington National Bank 0.00% Reduce -19.3% 981 $36K
Optiver Holding B.V. 0.00% Add +13828.6% 975 $36K
Salomon & Ludwin, LLC 0.00% Add +128.0% 960 $35K
Versant Capital Management, Inc 0.00% Add +41.3% 917 $34K
Osaic Holdings, Inc. 0.00% Reduce -4.2% 908 $34K
Farther Finance Advisors, LLC 0.00% Add +950.7% 788 $29K
MAI Capital Management 0.00% Add +7.6% 761 $28K
Allworth Financial LP 0.00% Add +398.4% 603 $22K
Atlantic Union Bankshares Corp 0.00% Reduce -9.2% 485 $18K
Nisa Investment Advisors, LLC 0.00% Reduce -28.7% 484 $18K
Summit Securities Group LLC 0.01% New 472 $17K
Parkside Financial Bank & Trust 0.00% Reduce -2.1% 424 $16K
MassMutual Private Wealth & Trust, FSB 0.00% Add +475.0% 414 $15K
Smartleaf Asset Management LLC 0.00% Reduce -75.1% 367 $13K
Whittier Trust Co. of Nevada Inc. 0.00% No change 353 $13K
SBI Securities Co., Ltd. 0.00% Reduce -28.1% 342 $13K
Jones Financial Companies LLLP 0.00% Add +21.5% 333 $12K
Kemnay Advisory Services Inc. 0.00% Add +276.7% 324 $12K
Sterling Capital Management LLC 0.00% Reduce -5.3% 323 $12K
Vanguard National Trust Co 0.00% — 284 $11K
Los Angeles Capital Management LLC 0.00% No change 240 $9K
Essential Partners LLC 0.00% Add +1126.3% 233 $9K
Signaturefd, LLC 0.00% Add +886.4% 217 $8K
Steward Partners Investment Advisory, LLC 0.00% No change 212 $8K
PlanVest Financial, Inc 0.01% — 200 $7K
Quarry LP 0.00% New 200 $7K
STRS Ohio 0.00% No change 200 $7K
Whittier Trust Co. 0.00% New 201 $7K
Bell Investment Advisors, Inc 0.00% Add +371.8% 184 $7K
Private Trust Co. NA 0.00% No change 143 $5K
Rothschild Investment LLC 0.00% Add +31.4% 138 $5K
IFP Advisors, Inc 0.00% New 134 $5K
EverSource Wealth Advisors, LLC 0.00% Add +44.3% 127 $5K
2UniFi Bank 0.00% New 120 $4K
DHJJ Financial Advisors, Ltd. 0.00% Reduce -19.9% 109 $4K
Mitsubishi UFJ Asset Management Co., Ltd. 0.00% No change 103 $4K
Birchbrook, Inc. 0.00% No change 100 $4K
Covestor Ltd 0.00% Reduce -44.5% 86 $3K
Marquette Asset Management, LLC 0.00% Add +4.0% 77 $3K
SHP Wealth Management 0.00% No change 70 $3K
Zions Bancorporation, National Association 0.00% New 62 $2K
Root Financial Partners, LLC 0.00% New 62 $2K
Rachor Investment Advisory Services, LLC 0.00% No change 56 $2K
Private Wealth Management Group, LLC 0.00% New 51 $2K
Elequin Capital, LP 0.00% Reduce -67.8% 49 $2K
UMB Bank, n.a. 0.00% Reduce -84.3% 49 $2K
Advisory Services Network, LLC 0.00% New 49 $2K
MidFirst Bank 0.00% Reduce -98.4% 40 $1K
Ancora Advisors LLC 0.00% No change 36 $1K
Kilter Group LLC 0.00% New 35 $1K
Triumph Capital Management 0.00% No change 35 $1K
Wolff Wiese Magana LLC 0.00% No change 32 $1K
Plato Investment Management Ltd 0.00% No change 29 $1K
Farmers & Merchants Investments Inc. 0.00% No change 28 $1K
Quent Capital, LLC 0.00% Reduce -98.7% 27 $999
Gill Capital Partners, LLC 0.00% New 26 $962
Advocate Investing Services LLC 0.00% No change 25 $925
WPG Advisers, LLC 0.00% Reduce -75.8% 23 $851
Twin Peaks Wealth Advisors, LLC 0.00% New 19 $703
Caitong International Asset Management Co., Ltd 0.00% New 19 $703
TopTier Wealth Management, LLC 0.00% New 18 $666
CENTRAL TRUST Co 0.00% New 15 $555
Harbour Investments, Inc. 0.00% No change 15 $555
Rossby Financial, LCC 0.00% New 15 $547
Bare Financial Services, Inc 0.00% Reduce -86.9% 14 $518
Federation des caisses Desjardins du Quebec 0.00% No change 13 $481
Monetary Solutions, Ltd 0.00% No change 10 $370
Essential Investment Partners LLC 0.00% No change 10 $370
Sunrise Financial Services, LLC 0.00% New 9 $333
Physician Wealth Advisors, Inc. 0.00% New 8 $296
Signature Equity Partners, LLC 0.00% Reduce -36.4% 7 $259
SJS Investment Consulting Inc. 0.00% New 6 $222
Raffa Wealth Management, LLC 0.00% No change 4 $148
Transamerica Financial Advisors, LLC 0.00% New 3 $111
Cedar Mountain Advisors, LLC 0.00% New 2 $74
Hughes Financial Services, LLC 0.00% New 2 $74
Dunhill Financial, LLC 0.00% No change 1 $40
Capital Advisors, Ltd. LLC 0.00% No change 5 $0

"% of holder's portfolio" is BL's weight in each manager's 13F, not the share of Blackline Inc. the manager owns.