Blackline, Inc.

Exchange: Nasdaq
Industry: Services-Prepackaged Software
SEC CIK: 0001666134

SEC filings (opens in a new tab)

In the last 90 days, Blackline, Inc. insiders filed 0 open-market purchases and 2 sales; 247 institutions reported holding it in 13F filings for Q2 2026, worth $1.70B in total; no superinvestor holds it.

Q4 2025 vs. Q3 2025

How the institutions holding Blackline, Inc. changed between Q3 2025 and Q4 2025.

All holders in Q4 2025 All holders in Q3 2025

13F holders of BL: Q3 2025 compared with Q4 2025
Measure	Q3 2025	Of which not filed for Q4 2025	Q4 2025	Change
Holders	273	5	308	+40
Shares	61.9M	102.1K	64.2M	+2.41M (+3.9%)
Value	$3.29B	$5.42M	$3.55B	+$268.4M (+8.2%)

5 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so the changes leave them out.

New holders (69)

Institutions that held Blackline, Inc. at the end of Q4 2025 but not at the end of Q3 2025.

Institutions new to BL in Q4 2025
Institution	Shares	Value	% of portfolio
Norges Bank	1,461,152	$80.8M	0.01%
Fivespan Partners, LP	926,044	$51.2M	14.03%
Potrero Capital Research LLC	370,557	$20.5M	6.90%
PSquared Asset Management AG	304,576	$16.8M	7.88%
Woodline Partners LP	200,378	$11.1M	0.04%
Governors Lane LP	118,602	$6.56M	0.61%
Westerly Capital Management, LLC	90,000	$4.98M	1.50%
Soros Fund Management LLCSuperinvestorSoros Fund Management	75,000	$4.15M	0.06%
Tudor Investment Corp Et Al	73,273	$4.05M	0.02%
Readystate Asset Management LP	70,242	$3.88M	0.17%
Highland Capital Management Fund Advisors, L.P.	35,450	$1.96M	0.14%
Nomura Holdings Inc	26,920	$1.49M	0.00%
Glenmede Trust Co NA	22,543	$1.25M	0.01%
Harvest Management LLC	22,000	$1.22M	0.45%
Athos Capital Ltd	20,000	$1.11M	0.45%
Dark Forest Capital Management LP	19,408	$1.07M	0.05%
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	17,229	$952.0K	0.00%
Lavelle Capital LP	16,119	$891.2K	0.56%
Diametric Capital, LP	15,993	$884.3K	0.24%
Brevan Howard Capital Management LP	12,193	$674.2K	0.01%
Pinnacle Financial Partners, Inc.	10,578	$584.9K	0.00%
Unique Wealth Strategies, LLC	10,357	$572.6K	0.22%
Mirabella Financial Services LLP	10,000	$552.9K	0.05%
TD Waterhouse Canada Inc.	9,500	$525.0K	0.00%
Ewing Morris & Co. Investment Partners Ltd.	7,500	$419.8K	0.18%
Pacific Park Financial, Inc.	6,726	$371.9K	0.23%
Janney Montgomery Scott LLC	5,043	$279.0K	0.00%
Centiva Capital, LP	5,000	$276.4K	0.02%
Third View Private Wealth, LLC	4,766	$263.5K	0.04%
Atlas Capital Advisors LLC	4,655	$257.4K	0.03%
Hennion & Walsh Asset Management, Inc.	4,464	$246.8K	0.01%
Abel Hall, LLC	4,334	$239.6K	0.06%
Prelude Capital Management, LLC	3,979	$220.0K	0.02%
Mercer Global Advisors Inc	3,914	$216.4K	0.00%
Virtu Financial LLC	3,807	$210.0K	0.01%
Farringdon Capital, Ltd.	3,787	$209.4K	0.05%
Hardy Reed LLC	3,715	$205.4K	0.01%
Crossmark Global Holdings, Inc.	3,712	$205.2K	0.00%
Alamar Capital Management, LLC	3,700	$204.6K	0.11%
Stanley-Laman Group, Ltd.	3,680	$203.5K	0.03%
St Germain D J Co Inc	3,173	$175.4K	0.01%
Quent Capital, LLC	2,079	$114.9K	0.01%
Pinnacle Wealth Planning Services, Inc.	2,004	$110.8K	0.01%
Bayforest Capital Ltd	722	$39.9K	0.03%
Kestra Advisory Services, LLC	504	$27.9K	0.00%
EFG International AG	308	$17.0K	0.00%
SageView Advisory Group, LLC	273	$15.1K	0.00%
Los Angeles Capital Management LLC	240	$13.6K	0.00%
STRS Ohio	200	$11.1K	0.00%
Sound Income Strategies, LLC	162	$8.53K	0.00%
Elequin Capital LP	152	$8.40K	0.00%
Private Trust Co NA	143	$7.91K	0.00%
Kemnay Advisory Services Inc.	86	$4.75K	0.00%
CBIZ Investment Advisory Services, LLC	80	$4.42K	0.00%
SHP Wealth Management	70	$3.89K	0.00%
Rachor Investment Advisory Services, LLC	56	$3.10K	0.00%
MidFirst Bank	2,509	$2.21K	0.00%
Tucker Asset Management LLC	38	$2.10K	0.00%
Triumph Capital Management	35	$1.94K	0.00%
Advocate Investing Services LLC	25	$1.38K	0.00%
TD Private Client Wealth LLC	11	$608	0.00%
Ankerstar Wealth, LLC	11	$608	0.00%
Optima Capital LLC	11	$608	0.00%
Signature Equity Partners, LLC	11	$608	0.00%
Monetary Solutions, Ltd	10	$553	0.00%
Essential Investment Partners LLC	10	$553	0.00%
Gilpin Wealth Management, LLC	4	$222	0.00%
DV Trading LLC	2	$111	0.00%
Dunhill Financial, LLC	1	$60	0.00%

Sold out (29)

Institutions that held Blackline, Inc. at the end of Q3 2025 and filed for Q4 2025 without it.

Institutions that sold out of BL in Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
Balyasny Asset Management LLC	191,695	$10.2M
Andra AP-fonden	99,446	$5.28M
Hussman Strategic Advisors, Inc.	42,000	$2.23M
Advantage Alpha Capital Partners LP	31,293	$1.66M
BDF-Gestion	29,860	$1.59M
Integrated Quantitative Investments LLC	19,816	$1.05M
Ceera Investments, LLC	18,844	$1.00M
Schonfeld Strategic Advisors LLC	17,719	$940.9K
IMC-Chicago, LLC	17,540	$931.4K
Engineers Gate Manager LP	9,868	$524.0K
DC Investments Management, LLC	8,353	$443.5K
XTX Topco Ltd	6,912	$367.0K
ISAM Funds (UK) Ltd	6,503	$345.3K
Summit Wealth Group LLC	5,993	$332.4K
Trust Point Inc.	5,148	$273.4K
Virtus ETF Advisers LLC	3,761	$199.7K
Walleye Trading LLC	3,352	$178.0K
Group One Trading, L.P.	699	$37.1K
Rise Advisors, LLC	381	$20.2K
Park Place Capital Corp	319	$16.9K
Wealthspire Advisors, LLC	81	$4.30K
Stephens Consulting, LLC	81	$4.30K
Walleye Capital LLC	65	$3.45K
Principal Securities, Inc.	55	$2.92K
Cherry Tree Wealth Management, LLC	43	$2.28K
Osterweis Capital Management Inc	43	$2.28K
Proffitt & Goodson Inc	6	$319
Caitong International Asset Management Co., Ltd	6	$319
Atlantic Trust, LLC	5	$266

Not filed for Q4 2025 yet (5)

Institutions that held Blackline, Inc. at the end of Q3 2025 and haven't filed a 13F for Q4 2025. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding BL in Q3 2025 that haven't filed for Q4 2025
Institution	Shares, Q3 2025	Value, Q3 2025
AXA Investment Managers S.A.	52,520	$2.79M
Glenmede Investment Management, LP	23,879	$1.27M
Synovus Financial Corp	19,862	$1.05M
CIBC Bancorp USA Inc.	5,553	$294.9K
Shell Asset Management Co	297	$16.0K