Sei Investments CO Blackline, Inc. Transaction History

Sei Investments CO

$89.6 Billion
Q3 2025

A detailed history of Sei Investments CO transactions in Blackline, Inc. stock. As of the latest transaction made, Sei Investments CO holds 170,900 shares of BL stock, worth $9.34 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

170,900

Previous 169,204 1.0%

Holding current value

$9.34 Million

Previous $9.58 Million 5.28%

% of portfolio

0.01%

Previous 0.01%

31 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 13, 2025	BUY	$48.05 - $57.81 $81,492 - $98,045	1,696 Added 1.0%	170,900 $9.07 Million
Q2 2025 Aug 14, 2025	BUY	$42.27 - $58.22 $415,260 - $571,953	9,824 Added 6.16%	169,204 $9.58 Million
Q1 2025 May 14, 2025	BUY	$47.46 - $65.64 $566,007 - $782,822	11,926 Added 8.09%	159,380 $7.72 Million
Q1 2025 May 13, 2025	BUY	$47.46 - $65.64 $3,464 - $4,791	73 Added 0.05%	147,454 $7.14 Million
Q4 2024 Feb 11, 2025	BUY	$53.92 - $64.91 $461,447 - $555,499	8,558 Added 6.16%	147,381 $8.95 Million

Q3 2024 Nov 12, 2024	SELL	$43.75 - $55.15 $2.04 Million - $2.57 Million	-46,621 Reduced 25.14%	138,823 $7.66 Million
Q2 2024 Aug 13, 2024	BUY	$44.06 - $68.61 $603,269 - $939,408	13,692 Added 7.97%	185,444 $8.98 Million
Q1 2024 May 07, 2024	SELL	$55.71 - $68.65 $502,894 - $619,703	-9,027 Reduced 4.99%	171,752 $11.1 Million
Q4 2023 Feb 14, 2024	SELL	$48.07 - $64.78 $1.09 Million - $1.47 Million	-22,628 Reduced 11.12%	180,779 $11.3 Million
Q3 2023 Nov 14, 2023	SELL	$48.93 - $60.06 $749,999 - $920,599	-15,328 Reduced 7.01%	203,407 $11.3 Million
Q2 2023 Aug 11, 2023	BUY	$49.51 - $64.48 $2.93 Million - $3.81 Million	59,137 Added 37.05%	218,735 $11.8 Million
Q1 2023 May 12, 2023	BUY	$60.51 - $77.6 $215,052 - $275,790	3,554 Added 2.28%	159,598 $10.7 Million
Q4 2022 Feb 10, 2023	BUY	$49.02 - $71.13 $1.74 Million - $2.52 Million	35,495 Added 29.44%	156,044 $10.5 Million
Q3 2022 Nov 14, 2022	BUY	$55.83 - $75.89 $438,544 - $596,115	7,855 Added 6.97%	120,549 $7.22 Million
Q2 2022 Aug 15, 2022	BUY	$51.79 - $78.32 $689,014 - $1.04 Million	13,304 Added 13.39%	112,694 $7.53 Million
Q1 2022 May 13, 2022	SELL	$65.77 - $103.04 $1.26 Million - $1.97 Million	-19,097 Reduced 16.12%	99,390 $7.28 Million
Q4 2021 Feb 14, 2022	BUY	$99.35 - $131.39 $1.09 Million - $1.44 Million	10,991 Added 10.22%	118,487 $12.3 Million
Q3 2021 Nov 12, 2021	SELL	$105.62 - $126.23 $217,471 - $259,907	-2,059 Reduced 1.88%	107,496 $12.7 Million
Q2 2021 Aug 06, 2021	SELL	$100.14 - $121.14 $311,735 - $377,108	-3,113 Reduced 2.76%	109,555 $12.2 Million
Q1 2021 May 12, 2021	BUY	$103.68 - $150.37 $678,689 - $984,322	6,546 Added 6.17%	112,668 $12.6 Million
Q4 2020 Feb 08, 2021	BUY	$88.1 - $140.28 $911,306 - $1.45 Million	10,344 Added 10.8%	106,122 $14.2 Million
Q3 2020 Nov 06, 2020	SELL	$72.59 - $92.8 $1.1 Million - $1.41 Million	-15,194 Reduced 13.69%	95,778 $8.58 Million
Q2 2020 Aug 17, 2020	BUY	$49.5 - $84.22 $2.81 Million - $4.77 Million	56,667 Added 104.35%	110,972 $9.18 Million
Q2 2020 Aug 11, 2020	SELL	$49.5 - $84.22 $2.1 Million - $3.58 Million	-42,525 Reduced 43.92%	54,305 $3.2 Million
Q1 2020 May 14, 2020	BUY	$42.38 - $68.74 $2.18 Million - $3.53 Million	51,358 Added 112.94%	96,830 $5.11 Million
Q4 2019 Feb 06, 2020	BUY	$46.14 - $54.24 $360,814 - $424,156	7,820 Added 20.77%	45,472 $2.36 Million
Q3 2019 Nov 12, 2019	SELL	$42.54 - $56.01 $85,505 - $112,580	-2,010 Reduced 5.07%	37,652 $1.83 Million
Q2 2019 Aug 14, 2019	BUY	$45.24 - $55.06 $1.73 Million - $2.1 Million	38,199 Added 2611.0%	39,662 $2.14 Million
Q1 2019 May 15, 2019	SELL	$39.43 - $53.95 $15,180 - $20,770	-385 Reduced 20.83%	1,463 $52,000
Q4 2018 Feb 13, 2019	BUY	$35.61 - $55.49 $31,728 - $49,441	891 Added 93.1%	1,848 $53,000
Q3 2018 Nov 08, 2018	BUY	$42.7 - $57.09 $40,863 - $54,635	957 New	957 $52,000

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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Sei Investments CO Blackline, Inc. Transaction History