Security Snapshot

BLACKLINE, INC. - Common Stock (BL) Institutional Ownership

CUSIP: 09239B109

13F Institutional Holders and Ownership History from Q1 2016 to Q2 2026

Latest Period

Q2 2026

Institutions Reporting

244

Shares (Excl. Options)

60,591,232

Price

$28.07

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Latest holder snapshot 5 signals
Portfolio coverage rank
0.01%
Share change
-3,281,648
Value change
-$126,919,030
Number of holders
244
Issuer context Names, identifiers, and filing context for this profile. 3 identity fields
Shares outstanding
59,681,308
SEC-reported price per share
$30.66
Insider filing price
$30.66
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors

Key facts

  • BL - BLACKLINE, INC. - Common Stock is tracked under CUSIP 09239B109.
  • 244 institutions reported positions in Q2 2026.
  • 4 significant owners is listed from Schedule 13D/13G reporting.

Change

  • Holder count moved from 278 to 244 between Q1 2026 and Q2 2026.
  • SEC-reported value moved from $2,367,967,376 to $1,701,349,527.

Research use

  • You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
  • 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.

Evidence

Source: SEC Form 13F

Latest holder context comes from 244 institutions filings for Q2 2026.

Open SEC evidence

Security key

09239B109

Latest holder period

Q2 2026

13F holders

244

13D/G owners

4

CIK / CUSIP context first

13D/G owners

Significant owners

Large-stake holder rows connected to Schedule 13D/G evidence.

Rows
4
Security
BL
Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 13% $444,455,053 7,849,789 BlackRock, Inc. 30 Jun 2025
VANGUARD PORTFOLIO MANAGEMENT LLC 6.9% $151,924,738 4,106,074 Vanguard Portfolio Management 31 Mar 2026
Fivespan Partners, LP 5.1% $132,161,401 3,013,943 Fivespan Partners, LP 11 Mar 2026
FMR LLC 4.3% -30% $144,240,856 -$64,474,263 2,688,553 -31% FMR LLC 30 Jun 2025

As of 30 Jun 2026, 244 institutional investors reported holding 60,591,232 shares of BLACKLINE, INC. - Common Stock (BL). This represents 102% of the company’s total 59,681,308 outstanding shares.

13F concentration

Top 25 institutional shareholders

Largest 13F positions for this security by reported shares and value.

Top holder share
79%
Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 14% 8,240,055 +7.3% 0% $231,298,330
CLEARLAKE CAPITAL GROUP, L.P. 9.6% 5,712,300 0% 30% $160,344,261
VANGUARD PORTFOLIO MANAGEMENT LLC 6.4% 3,801,905 -6.4% 0% $106,719,473
Fivespan Partners, LP 5.6% 3,363,943 +12% 22% $94,425,880
FIRST MANHATTAN CO. LLC. 4% 2,403,510 -10% 0.17% $67,466,526
VANGUARD CAPITAL MANAGEMENT LLC 3.9% 2,341,157 -0.34% 0% $65,716,277
STATE STREET CORP 3.6% 2,159,214 +5.8% 0% $60,606,501
ICONIQ Capital, LLC 3.5% 2,087,081 0% 1.7% $58,584,364
NEUBERGER BERMAN GROUP LLC 3% 1,805,786 -11% 0.03% $50,688,413
WESTWOOD HOLDINGS GROUP INC 2.2% 1,318,230 -9.5% 0.28% $37,002,716
GEODE CAPITAL MANAGEMENT, LLC 2.1% 1,282,083 +3.9% 0% $35,995,222
HAWK RIDGE CAPITAL MANAGEMENT LP 2% 1,197,966 -37% 1.1% $33,626,906
JPMORGAN CHASE & CO 2% 1,190,095 -1.7% 0% $33,380,326
MORGAN STANLEY 1.9% 1,135,245 +4.8% 0% $31,866,342
NORGES BANK 1.8% 1,090,376 0% $30,606,854
Lynrock Lake LP 1.8% 1,066,666 1.9% $29,941,315
GOLDMAN SACHS GROUP INC 1.7% 1,001,741 +97% 0% $28,118,869
BANK OF AMERICA CORP /DE/ 1.6% 980,822 +7.2% 0% $27,531,673
Engaged Capital LLC 1.4% 827,619 -39% 7.1% $23,231,265
PRICE T ROWE ASSOCIATES INC /MD/ 1.4% 825,688 +204% 0% $23,178,000
FIRST TRUST ADVISORS LP 1.3% 790,574 +28% 0.01% $22,191,412
Tensile Capital Management LP 1.2% 694,846 -7.5% 2.7% $19,504,327
Qube Research & Technologies Ltd 1.1% 659,449 0.02% $18,510,733
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1% 610,370 +17% 0% $17,133,086
NORTHERN TRUST CORP 1% 608,043 +2.8% 0% $17,067,767

Quarter history

Institutional holders across reporting periods

Holder count, reported shares/value, and median price by quarter.

Periods
41
Latest
Q2 2026
Rows shown
1-25 of 41
Period 13F Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2026 Q2 60,591,232 $1,701,349,527 -$126,919,030 $28.07 244
2026 Q1 63,982,025 $2,367,967,376 -$90,074,405 $37.00 278
2025 Q4 64,169,615 $3,548,119,327 +$77,795,952 $55.29 302
2025 Q3 61,879,283 $3,285,751,510 -$197,097,007 $53.10 269
2025 Q2 65,396,594 $3,702,799,134 +$41,023,113 $56.62 289
2025 Q1 64,747,306 $3,135,070,587 +$22,489,022 $48.42 274
2024 Q4 63,925,987 $3,885,395,724 +$125,225,163 $60.76 300
2024 Q3 60,428,214 $3,332,284,862 -$133,652,802 $55.14 289
2024 Q2 62,733,307 $3,039,431,581 +$5,310,712 $48.45 311
2024 Q1 62,305,769 $4,023,331,497 +$342,199,269 $64.58 300
2023 Q4 57,097,449 $3,565,115,054 -$61,943,905 $62.44 315
2023 Q3 58,214,471 $3,228,965,561 +$19,358,483 $55.47 296
2023 Q2 57,961,761 $3,119,590,082 -$174,475,398 $53.82 289
2023 Q1 60,217,011 $4,043,292,237 +$45,901,194 $67.15 311
2022 Q4 59,866,001 $4,027,696,666 -$30,053,822 $67.27 296
2022 Q3 60,185,402 $3,603,941,106 -$150,638,299 $59.90 287
2022 Q2 61,701,996 $4,110,761,434 +$121,952,785 $66.60 295
2022 Q1 59,772,902 $4,378,709,707 -$79,763,190 $73.22 313
2021 Q4 60,436,901 $6,255,827,623 +$246,172,643 $103.54 354
2021 Q3 57,849,818 $6,830,494,078 +$99,784,508 $118.06 328
2021 Q2 57,076,343 $6,351,992,792 +$232,643,370 $111.27 331
2021 Q1 55,009,179 $5,964,494,988 -$41,948,810 $108.40 340
2020 Q4 54,805,055 $7,309,094,231 -$5,168,274 $133.38 346
2020 Q3 54,501,809 $4,886,925,888 +$128,062,995 $89.63 293
2020 Q2 53,116,947 $4,404,345,280 +$135,248,429 $82.91 269
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