David A. Siegel Cerus Corp Transaction History

Two Sigma Advisers, LP

$47 Billion
Q3 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Cerus Corp stock. As of the latest transaction made, Two Sigma Advisers, LP holds 974,000 shares of CERS stock, worth $1.58 Million. This represents 0.0% of its overall portfolio holdings.

Number of Shares

974,000

Previous 710,000 37.18%

Holding current value

$1.58 Million

Previous $1 Million 54.65%

% of portfolio

0.0%

Previous 0.0%

28 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	BUY	$1.16 - $1.6 $306,240 - $422,400	264,000 Added 37.18%	974,000 $1.55 Million
Q2 2025 Aug 14, 2025	BUY	$1.22 - $1.51 $57,462 - $71,121	47,100 Added 7.11%	710,000 $1 Million
Q1 2025 May 15, 2025	BUY	$1.39 - $2.15 $568,232 - $878,920	408,800 Added 160.88%	662,900 $921,000
Q4 2024 Feb 14, 2025	BUY	$1.52 - $2.03 $275,728 - $368,241	181,400 Added 249.52%	254,100 $391,000
Q3 2024 Nov 14, 2024	SELL	$1.7 - $2.39 $3,570 - $5,019	-2,100 Reduced 2.81%	72,700 $126,000

Q2 2024 Aug 14, 2024	BUY	$1.62 - $2.04 $121,176 - $152,592	74,800 New	74,800 $131,000
Q4 2023 Feb 14, 2024	SELL	$1.25 - $2.35 $16,250 - $30,550	-13,000 Reduced 13.77%	81,400 $175,000
Q3 2023 Nov 14, 2023	BUY	$1.5 - $3.07 $141,600 - $289,808	94,400 New	94,400 $152,000
Q3 2022 Nov 14, 2022	SELL	$3.43 - $5.83 $1.45 Million - $2.46 Million	-422,400 Reduced 93.64%	28,700 $103,000
Q2 2022 Aug 15, 2022	BUY	$4.41 - $5.69 $43,659 - $56,331	9,900 Added 2.24%	451,100 $2.39 Million
Q1 2022 May 16, 2022	BUY	$4.81 - $6.99 $409,330 - $594,849	85,100 Added 23.9%	441,200 $2.42 Million
Q4 2021 Feb 14, 2022	SELL	$5.97 - $7.93 $281,784 - $374,296	-47,200 Reduced 11.7%	356,100 $2.43 Million
Q3 2021 Nov 15, 2021	BUY	$4.79 - $6.68 $404,755 - $564,460	84,500 Added 26.51%	403,300 $2.46 Million
Q2 2021 Aug 16, 2021	BUY	$5.35 - $6.35 $891,844 - $1.06 Million	166,700 Added 109.6%	318,800 $1.88 Million
Q1 2021 May 17, 2021	BUY	$5.68 - $7.87 $863,928 - $1.2 Million	152,100 New	152,100 $914,000
Q4 2020 Feb 16, 2021	SELL	$5.25 - $8.56 $514,500 - $838,880	-98,000 Closed	0 $0
Q3 2020 Nov 16, 2020	SELL	$5.78 - $7.47 $40,460 - $52,290	-7,000 Reduced 6.67%	98,000 $613,000
Q2 2020 Aug 14, 2020	BUY	$4.5 - $7.02 $280,350 - $437,346	62,300 Added 145.9%	105,000 $693,000
Q1 2020 May 15, 2020	SELL	$2.87 - $5.49 $39,319 - $75,213	-13,700 Reduced 24.29%	42,700 $199,000
Q4 2019 Feb 14, 2020	SELL	$3.84 - $4.86 $73,728 - $93,312	-19,200 Reduced 25.4%	56,400 $238,000
Q3 2019 Nov 14, 2019	SELL	$4.86 - $6.05 $821,826 - $1.02 Million	-169,100 Reduced 69.11%	75,600 $390,000
Q2 2019 Aug 14, 2019	SELL	$4.51 - $6.6 $408,155 - $597,300	-90,500 Reduced 27.0%	244,700 $1.38 Million
Q1 2019 May 15, 2019	SELL	$5.16 - $6.85 $43,860 - $58,225	-8,500 Reduced 2.47%	335,200 $2.09 Million
Q4 2018 Feb 14, 2019	SELL	$4.89 - $7.16 $447,923 - $655,856	-91,600 Reduced 21.04%	343,700 $1.74 Million
Q3 2018 Nov 14, 2018	BUY	$6.89 - $7.78 $1.21 Million - $1.37 Million	175,900 Added 67.81%	435,300 $3.14 Million
Q2 2018 Aug 14, 2018	BUY	$5.19 - $7.25 $690,270 - $964,250	133,000 Added 105.22%	259,400 $1.73 Million
Q1 2018 May 15, 2018	BUY	$3.56 - $5.74 $397,296 - $640,584	111,600 Added 754.05%	126,400 $693,000
Q4 2017 Feb 14, 2018	BUY	$2.76 - $3.95 $40,848 - $58,460	14,800	14,800 $50,000

Others Institutions Holding CERS

# of Institutions

166

Shares Held

135M

Call Options Held

126K

Put Options Held

30.1K

View Full List

About CERUS CORP

Ticker CERS
Exchange NASDAQ
Sector Healthcare
Industry Medical Devices
Shares Outstandng 177,090,000
Market Cap $287M
Description
Cerus Corporation operates as a biomedical products company. The company focuses on developing and commercializing the INTERCEPT Blood System to enhance blood safety. Its INTERCEPT Blood System, a proprietary technology for controlling biological replication that is designed to reduce blood-borne pathogens in donated blood components intended fo...

More about CERS

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