Ardsley Advisory Partners’s Cerus CERS Stock Holding History

Ardsley Advisory Partners’s Portfolio CERS Stock Details CERS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q4	–	Sell	-70,000	Closed	-$438K	–	146
2020 Q3	$438K	Hold	70,000	–	–	0.08%	105
2020 Q2	$462K	Hold	70,000	–	–	0.1%	88
2020 Q1	$326K	Hold	70,000	–	–	0.13%	71
2019 Q4	$295K	Sell	70,000 -10,000	-13%	-$43.1K	0.05%	119
2019 Q3	$412K	Hold	80,000	–	–	0.09%	98
2019 Q2	$449K	Hold	80,000	–	–	0.07%	98
2019 Q1	$498K	Hold	80,000	–	–	0.1%	82
2018 Q4	$406K	Hold	80,000	–	–	0.1%	74
2018 Q3	$577K	Hold	80,000	–	–	0.08%	95
2018 Q2	$534K	Hold	80,000	–	–	0.08%	107
2018 Q1	$438K	Hold	80,000	–	–	0.07%	106
2017 Q4	$270K	Hold	80,000	–	–	0.03%	119
2017 Q3	$218K	Hold	80,000	–	–	0.03%	121
2017 Q2	$200K	Buy	+80,000	New	+$256K	0.03%	128
2016 Q1	–	Sell	-35,000	Closed	-$221K	–	151
2015 Q4	$221K	Hold	35,000	–	–	0.03%	128
2015 Q3	$159K	Buy	+35,000	New	+$181K	0.04%	136

Other funds holding CERS

AIM

ARK Investment Management St. Petersburg, Florida $12.9B AUM 64.92% 1-Year Est. Return

BBA

Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

NAMA

Nikko Asset Management Americas New York $7.07B AUM 50.91% 1-Year Est. Return

Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $154B AUM 29.96% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Ardsley Advisory Partners's CERS Position: Q4 2020 in Review

Ardsley Advisory Partners sold out of Cerus (CERS) in Q4 2020, closing a stake of 70,000 shares — an estimated $438K sold.

Ardsley Advisory Partners first reported a position in CERS in Q3 2015 and held it in 16 quarters. The position peaked at $577K in Q3 2018. 160 funds tracked by Wall St. Rank hold CERS as of Q4 2020.

Ardsley Advisory Partners reported no remaining Cerus position as of Q4 2020 after selling out during the quarter.
Ardsley Advisory Partners sold 70,000 Cerus shares in Q4 2020, an estimated $438K.
Ardsley Advisory Partners first reported a position in Cerus in Q3 2015 and held it in 16 quarters.
Ardsley Advisory Partners's Cerus position peaked at $577K in Q3 2018.
160 funds tracked by Wall St. Rank held Cerus as of Q4 2020.

Based on Ardsley Advisory Partners's 13F filing for Q4 2020, filed 16 Feb 2021.