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BL Institutional Ownership & 13F Holders | SmartMoneyDB

BLBLACKLINE INC

COM · CUSIP 09239B109

Smart Money Ownership

Of the 9 tracked institutions holding BL, 3 have a 3-year clone track record — 3 of them beat the S&P. Average holder's clone alpha: +3.7pt. It's a gauge of who owns the name, not just how many.

Ken Griffin

$14.1M

+6.0pt

PRICE T ROWE ASSOCIATES INC /MD/

$23.2M

+3.5pt

ARMISTICE CAPITAL, LLC

$7.8M · 0.2% of book

+1.6pt

Alpha = the manager's 3-year clone return minus the S&P 500. A skilled roster is a stronger tell than a crowded one — though even skilled managers' edge doesn't reliably survive the 13F disclosure lag. Why →

BL (BLACKLINE INC) Institutional Ownership Summary

Among the 9 tracked institutional investors we monitor, BL (BLACKLINE INC) is held with a combined value of $730.33M across 19,424,286 shares. The largest holder is VANGUARD GROUP INC with a position worth $375.72M. 6 funds increased their holdings. 3 funds reduced their position.

Total Institutional Value

$730.33M

Total Shares Held

19,424,286

Institutional Holders

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

BlackRock, Inc.+7% shares~$15.7M PRICE T ROWE ASSOCIATES INC /MD/+204% shares~$15.5M CITADEL ADVISORS LLC+216% shares~$9.6M STATE STREET CORP+6% shares~$3.3M ARMISTICE CAPITAL, LLC+66% shares~$3.1M

13F Institutional Holders

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PRICE T ROWE ASSOCIATES INC /MD/

ARMISTICE CAPITAL, LLC

0.22% of book+65.5%

$7.80M

AQR CAPITAL MANAGEMENT LLC

0.00% of book+32.2%

$2.54M

TWO SIGMA ADVISERS, LP

0.00% of book-24.6%

$237.75K

#	Fund	Value↓	Shares	Portfolio %	Change
1	VANGUARD GROUP INC	$375.72M	6,795,523	0.01%	-3.7%
2	BlackRock, Inc.	$231.30M	8,240,055	0.00%	+7.3%
3	STATE STREET CORP	$60.61M	2,159,214	0.00%	+5.8%
4	PRICE T ROWE ASSOCIATES INC /MD/	$23.18M	825,688	0.00%	+203.7%
5	FMR LLC	$14.82M	528,117	0.00%	-40.4%
6	CITADEL ADVISORS LLC	$14.11M	502,789	0.01%	+215.8%
7	ARMISTICE CAPITAL, LLC	$7.80M	278,000	0.22%	+65.5%
8	AQR CAPITAL MANAGEMENT LLC	$2.54M	90,600	0.00%	+32.2%
9	TWO SIGMA ADVISERS, LP	$237.75K	4,300	0.00%	-24.6%

Congress Trading

1 member · 4 disclosed trades in BL

Member	Type	Amount	Date
Lisa McClain	Sell	$1,001 - $15,000	Oct 31, 2025
Lisa McClain	Sell	$1,001 - $15,000	Oct 30, 2025
Lisa McClain	Buy	$1,001 - $15,000	Oct 30, 2025
Lisa McClain	Buy	$1,001 - $15,000

Frequently Asked Questions

Which institutional investors own the most BL stock?

As of the latest SEC 13F filings, VANGUARD GROUP INC is the largest institutional holder of BL with a position worth $375.72M, representing 0.01% of their portfolio. In total, 9 institutional investors hold BL with a combined value of $730.33M.

What percentage of BL is owned by institutional investors?

Institutional investors hold $730.33M worth of BL stock across 9 positions. The largest institutional holder is VANGUARD GROUP INC with $375.72M in holdings.

What is a 13F filing and why does it matter for BL?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For BL, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track BL institutional moves

Get notified when hedge funds change their BL positions.