Cathie Wood Quantum Si Inc Transaction History

Ark Investment Management LLC

$9.28 Billion
Q1 2025

A detailed history of Cathie Wood (Ark Investment Management LLC) transactions in Quantum Si Inc stock. As of the latest transaction made, Ark Investment Management LLC holds 8,713,501 shares of QSI stock, worth $13.5 Million. This represents 0.11% of its overall portfolio holdings.

Number of Shares

8,713,501

Previous 8,848,650 1.53%

Holding current value

$13.5 Million

Previous $23.9 Million 56.23%

% of portfolio

0.11%

Previous 0.21%

16 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q1 2025 May 07, 2025	SELL	$1.14 - $4.29 $154,069 - $579,789	-135,149 Reduced 1.53%	8,713,501 $10.5 Million
Q4 2024 Feb 04, 2025	SELL	$0.63 - $3.6 $1.89 Million - $10.8 Million	-2,993,959 Reduced 25.28%	8,848,650 $23.9 Million
Q3 2024 Oct 31, 2024	SELL	$0.82 - $1.22 $465,202 - $692,130	-567,320 Reduced 4.57%	11,842,609 $10.4 Million
Q2 2024 Jul 26, 2024	SELL	$0.84 - $1.89 $301,515 - $678,409	-358,947 Reduced 2.81%	12,409,929 $13 Million
Q1 2024 Apr 18, 2024	SELL	$1.43 - $2.23 $3.93 Million - $6.13 Million	-2,750,446 Reduced 17.72%	12,768,876 $25.2 Million
Q4 2023 Jan 17, 2024	BUY	$1.15 - $2.27 $1.23 Million - $2.43 Million	1,071,105 Added 7.41%	15,519,322 $31.2 Million
Q3 2023 Oct 18, 2023	BUY	$1.6 - $3.89 $2.71 Million - $6.59 Million	1,693,686 Added 13.28%	14,448,217 $24 Million
Q2 2023 Jul 10, 2023	BUY	$1.38 - $1.83 $1.46 Million - $1.93 Million	1,055,740 Added 9.02%	12,754,531 $22.8 Million
Q1 2023 Apr 17, 2023	SELL	$1.59 - $2.58 $250,254 - $406,073	-157,393 Reduced 1.33%	11,698,791 $20.6 Million
Q4 2022 Jan 24, 2023	SELL	$1.82 - $3.27 $2.51 Million - $4.52 Million	-1,381,606 Reduced 10.44%	11,856,184 $0
Q3 2022 Oct 17, 2022	SELL	$0.74 - $4.35 $467,157 - $2.75 Million	-631,294 Reduced 4.55%	13,237,790 $36.4 Million
Q2 2022 Jul 11, 2022	BUY	$2.32 - $4.9 $1.15 Million - $2.43 Million	495,527 Added 3.71%	13,869,084 $58.9 Million
Q1 2022 Apr 19, 2022	BUY	$3.86 - $8.22 $1.18 Million - $2.52 Million	306,407 Added 2.34%	13,373,557 $62.6 Million
Q4 2021 Jan 28, 2022	BUY	$5.65 - $8.75 $2.08 Million - $3.23 Million	368,769 Added 2.9%	13,067,150 $103 Million
Q3 2021 Nov 12, 2021	BUY	$7.97 - $13.56 $68.9 Million - $117 Million	8,650,078 Added 213.67%	12,698,381 $106 Million
Q2 2021 Aug 05, 2021	BUY	$8.1 - $12.65 $32.8 Million - $51.2 Million	4,048,303 New	4,048,303 $49.6 Million

Others Institutions Holding QSI

# of Institutions

151

Shares Held

55.8M

Call Options Held

597K

Put Options Held

1.07M

View Full List

About Quantum-Si Inc

Ticker QSI
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 119,433,000
Market Cap $185M
Description
Quantum-Si incorporated, a life sciences company, develops a single molecule detection platform for sample preparation and sequencing. It offers a proprietary single molecule detection platform for use in semiconductor industry to field proteomics to enable next generation protein sequencing. The company was incorporated in 2013 is based in Guil...

More about QSI

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