David A. Siegel Dynavax Technologies Corp Transaction History

Two Sigma Advisers, LP

$47 Billion
Q3 2025

A detailed history of David A. Siegel (Two Sigma Advisers, LP) transactions in Dynavax Technologies Corp stock. As of the latest transaction made, Two Sigma Advisers, LP holds 1,582,118 shares of DVAX stock, worth $17.5 Million. This represents 0.03% of its overall portfolio holdings.

Number of Shares

1,582,118

Previous 1,940,618 18.47%

Holding current value

$17.5 Million

Previous $19.3 Million 18.39%

% of portfolio

0.03%

Previous 0.04%

25 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 14, 2025	SELL	$9.36 - $11.36 $3.36 Million - $4.07 Million	-358,500 Reduced 18.47%	1,582,118 $15.7 Million
Q2 2025 Aug 14, 2025	BUY	$9.4 - $12.87 $9.59 Million - $13.1 Million	1,019,800 Added 110.75%	1,940,618 $19.3 Million
Q1 2025 May 15, 2025	BUY	$12.39 - $14.4 $9.74 Million - $11.3 Million	786,300 Added 584.53%	920,818 $11.9 Million
Q4 2024 Feb 14, 2025	SELL	$10.28 - $13.66 $314,568 - $417,996	-30,600 Reduced 18.53%	134,518 $1.72 Million
Q3 2024 Nov 14, 2024	BUY	$10.05 - $11.61 $1.15 Million - $1.33 Million	114,300 Added 224.92%	165,118 $1.84 Million

Q2 2024 Aug 14, 2024	BUY	$10.73 - $12.58 $373,404 - $437,784	34,800 Added 217.26%	50,818 $570,000
Q1 2024 May 15, 2024	SELL	$11.7 - $14.98 $1.7 Million - $2.17 Million	-144,900 Reduced 90.05%	16,018 $198,000
Q4 2023 Feb 14, 2024	SELL	$13.09 - $14.98 $6.05 Million - $6.92 Million	-462,170 Reduced 74.17%	160,918 $2.25 Million
Q3 2023 Nov 14, 2023	SELL	$12.64 - $14.99 $4.59 Million - $5.45 Million	-363,400 Reduced 36.84%	623,088 $9.2 Million
Q2 2023 Aug 14, 2023	SELL	$9.85 - $13.17 $485,605 - $649,281	-49,300 Reduced 4.76%	986,488 $12.7 Million
Q1 2023 May 15, 2023	SELL	$9.44 - $11.88 $545,632 - $686,664	-57,800 Reduced 5.29%	1,035,788 $10.2 Million
Q4 2022 Feb 14, 2023	SELL	$10.27 - $13.29 $2.07 Million - $2.68 Million	-201,900 Reduced 15.58%	1,093,588 $11.6 Million
Q3 2022 Nov 14, 2022	SELL	$9.93 - $17.44 $3.84 Million - $6.75 Million	-386,800 Reduced 22.99%	1,295,488 $13.5 Million
Q2 2022 Aug 15, 2022	SELL	$7.45 - $12.83 $286,080 - $492,672	-38,400 Reduced 2.23%	1,682,288 $21.2 Million
Q1 2022 May 16, 2022	BUY	$9.75 - $14.44 $94,575 - $140,068	9,700 Added 0.57%	1,720,688 $18.7 Million
Q4 2021 Feb 14, 2022	SELL	$13.17 - $20.94 $4.26 Million - $6.77 Million	-323,200 Reduced 15.89%	1,710,988 $24.1 Million
Q3 2021 Nov 15, 2021	BUY	$9.16 - $19.83 $14 Million - $30.2 Million	1,524,000 Added 298.71%	2,034,188 $39.1 Million
Q2 2021 Aug 16, 2021	BUY	$7.25 - $10.99 $3.59 Million - $5.44 Million	495,100 Added 3281.42%	510,188 $5.03 Million
Q1 2021 May 17, 2021	SELL	$4.57 - $11.18 $1.61 Million - $3.95 Million	-353,370 Reduced 95.91%	15,088 $148,000
Q4 2020 Feb 16, 2021	SELL	$3.73 - $5.6 $1.65 Million - $2.47 Million	-441,400 Reduced 54.5%	368,458 $1.64 Million
Q3 2020 Nov 16, 2020	BUY	$4.32 - $11.7 $3.5 Million - $9.48 Million	809,858 New	809,858 $3.5 Million
Q3 2018 Nov 14, 2018	SELL	$11.85 - $16.0 $146,726 - $198,112	-12,382 Closed	0 $0
Q2 2018 Aug 14, 2018	BUY	$15.15 - $20.75 $187,587 - $256,926	12,382 New	12,382 $189,000
Q4 2017 Feb 14, 2018	SELL	$17.3 - $24.08 $189,988 - $264,446	-10,982 Closed	0 $0
Q3 2017 Nov 14, 2017	BUY	$15.2 - $21.5 $166,926 - $236,113	10,982	10,982 $236,000

Others Institutions Holding DVAX

# of Institutions

303

Shares Held

120M

Call Options Held

293K

Put Options Held

311K

View Full List

About DYNAVAX TECHNOLOGIES CORP

Ticker DVAX
Exchange NASDAQ
Sector Healthcare
Industry Drug Manufacturers—Specialty & Generic
Shares Outstandng 126,474,000
Market Cap $1.4B
Description
Dynavax Technologies Corporation, a biopharmaceutical company, focuses on developing and commercializing novel vaccines in the United States. The company markets HEPLISAV-B, a hepatitis B vaccine for prevention of infection caused by all known subtypes of hepatitis B virus in age 18 years and older in the United States and Europe. It also manufa...

More about DVAX

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