Gagnon Securities LLC Blackline, Inc. Transaction History

Gagnon Securities LLC

$467 Million
Q3 2025

A detailed history of Gagnon Securities LLC transactions in Blackline, Inc. stock. As of the latest transaction made, Gagnon Securities LLC holds 278,919 shares of BL stock, worth $15.2 Million. This represents 3.17% of its overall portfolio holdings.

Number of Shares

278,919

Previous 252,241 10.58%

Holding current value

$15.2 Million

Previous $14.3 Million 3.7%

% of portfolio

3.17%

Previous 3.07%

29 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 03, 2025	BUY	$48.05 - $57.81 $1.28 Million - $1.54 Million	26,678 Added 10.58%	278,919 $14.8 Million
Q2 2025 Jul 23, 2025	BUY	$42.27 - $58.22 $63,531 - $87,504	1,503 Added 0.6%	252,241 $14.3 Million
Q1 2025 May 09, 2025	BUY	$47.46 - $65.64 $2.54 Million - $3.51 Million	53,460 Added 27.1%	250,738 $12.1 Million
Q4 2024 Jan 23, 2025	BUY	$53.92 - $64.91 $662,784 - $797,873	12,292 Added 6.64%	197,278 $12 Million
Q3 2024 Nov 12, 2024	SELL	$43.75 - $55.15 $26,293 - $33,145	-601 Reduced 0.32%	184,986 $10.2 Million

Q2 2024 Aug 14, 2024	BUY	$44.06 - $68.61 $861,020 - $1.34 Million	19,542 Added 11.77%	185,587 $8.99 Million
Q1 2024 May 13, 2024	SELL	$55.71 - $68.65 $844,563 - $1.04 Million	-15,160 Reduced 8.37%	166,045 $10.7 Million
Q4 2023 Feb 14, 2024	SELL	$48.07 - $64.78 $479,690 - $646,439	-9,979 Reduced 5.22%	181,205 $11.3 Million
Q3 2023 Nov 14, 2023	SELL	$48.93 - $60.06 $79,560 - $97,657	-1,626 Reduced 0.84%	191,184 $10.6 Million
Q2 2023 Aug 08, 2023	SELL	$49.51 - $64.48 $2,871 - $3,739	-58 Reduced 0.03%	192,810 $10.4 Million
Q1 2023 Apr 10, 2023	SELL	$60.51 - $77.6 $71,341 - $91,490	-1,179 Reduced 0.61%	192,868 $13 Million
Q4 2022 Feb 07, 2023	SELL	$49.02 - $71.13 $32,255 - $46,803	-658 Reduced 0.34%	194,047 $13.1 Million
Q3 2022 Nov 14, 2022	SELL	$55.83 - $75.89 $96,865 - $131,669	-1,735 Reduced 0.88%	194,705 $11.7 Million
Q2 2022 Aug 01, 2022	BUY	$51.79 - $78.32 $407,846 - $616,770	7,875 Added 4.18%	196,440 $13.1 Million
Q1 2022 May 09, 2022	SELL	$65.77 - $103.04 $3,880 - $6,079	-59 Reduced 0.03%	188,565 $13.8 Million
Q4 2021 Feb 08, 2022	SELL	$99.35 - $131.39 $410,911 - $543,429	-4,136 Reduced 2.15%	188,624 $19.5 Million
Q3 2021 Nov 12, 2021	SELL	$105.62 - $126.23 $517,538 - $618,527	-4,900 Reduced 2.48%	192,760 $22.8 Million
Q2 2021 Jul 28, 2021	BUY	$100.14 - $121.14 $1.64 Million - $1.99 Million	16,424 Added 9.06%	197,660 $22 Million
Q1 2021 May 14, 2021	BUY	$103.68 - $150.37 $13,789 - $19,999	133 Added 0.07%	181,236 $19.6 Million
Q4 2020 Feb 12, 2021	SELL	$88.1 - $140.28 $59,643 - $94,969	-677 Reduced 0.37%	181,103 $24.2 Million
Q3 2020 Nov 12, 2020	SELL	$72.59 - $92.8 $240,127 - $306,982	-3,308 Reduced 1.79%	181,780 $16.3 Million
Q2 2020 Aug 13, 2020	SELL	$49.5 - $84.22 $1.37 Million - $2.33 Million	-27,647 Reduced 13.0%	185,088 $15.3 Million
Q1 2020 May 11, 2020	SELL	$42.38 - $68.74 $1.13 Million - $1.84 Million	-26,727 Reduced 11.16%	212,735 $11.2 Million
Q4 2019 Feb 14, 2020	SELL	$46.14 - $54.24 $12,457 - $14,644	-270 Reduced 0.11%	239,462 $12.3 Million
Q3 2019 Nov 08, 2019	BUY	$42.54 - $56.01 $944,430 - $1.24 Million	22,201 Added 10.21%	239,732 $11.5 Million
Q2 2019 Aug 12, 2019	BUY	$45.24 - $55.06 $105,952 - $128,950	2,342 Added 1.09%	217,531 $11.6 Million
Q1 2019 May 13, 2019	SELL	$39.43 - $53.95 $10,251 - $14,027	-260 Reduced 0.12%	215,189 $9.97 Million
Q4 2018 Jan 18, 2019	BUY	$35.61 - $55.49 $3.5 Million - $5.46 Million	98,396 Added 84.06%	215,449 $8.82 Million
Q3 2018 Nov 13, 2018	BUY	$42.7 - $57.09 $5 Million - $6.68 Million	117,053 New	117,053 $6.61 Million

Others Institutions Holding BL

# of Institutions

319

Shares Held

60.4M

Call Options Held

2.56M

Put Options Held

487K

View Full List

About BLACKLINE, INC.

Ticker BL
Exchange NASDAQ
Sector Technology
Industry Software—Application
Shares Outstandng 59,630,400
Market Cap $3.26B
Description
BlackLine, Inc. provides cloud-based solutions to automate and streamline accounting and finance operations worldwide. It offers financial close management solutions, such as account reconciliations that provides a centralized workspace for users to collaborate on account reconciliations; transaction matching that analyzes and reconciles high vo...

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Gagnon Securities LLC Blackline, Inc. Transaction History