Platinum Investment Management’s Atreca, Inc. Class A Common Stock BCEL Stock Holding History

Platinum Investment Management’s Portfolio BCEL Stock Details BCEL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2022 Q1	–	Sell	-398,541	Closed	-$1.21M	–	148
2021 Q4	$1.21M	Hold	398,541	–	–	0.03%	108
2021 Q3	$2.48M	Buy	398,541 +81,524	+26%	+$543K	0.07%	90
2021 Q2	$2.7M	Buy	317,017 +173,743	+121%	+$1.78M	0.06%	84
2021 Q1	$2.2M	Buy	143,274 +23,523	+20%	+$382K	0.05%	84
2020 Q4	$1.93M	Hold	119,751	–	–	0.04%	93
2020 Q3	$1.67M	Buy	+119,751	New	+$1.79M	0.04%	86

Other funds holding BCEL

BBA

Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Boxer Capital San Diego, California $2.04B AUM 108.39% 1-Year Est. Return

Gates Foundation Seattle, Washington $43.5M AUM 14.19% 1-Year Est. Return

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

Redmile Group San Francisco, California $1.49B AUM 208.7% 1-Year Est. Return

CAM

Cormorant Asset Management Boston, Massachusetts $1.95B AUM 773.9% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

RSCM

Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return

Platinum Investment Management's BCEL Position: Q1 2022 in Review

Platinum Investment Management sold out of Atreca, Inc. Class A Common Stock (BCEL) in Q1 2022, closing a stake of 398,541 shares — an estimated $1.21M sold.

Platinum Investment Management first reported a position in BCEL in Q3 2020 and held it in 6 quarters. The position peaked at $2.7M in Q2 2021. 94 funds tracked by Wall St. Rank hold BCEL as of Q1 2022.

Platinum Investment Management reported no remaining Atreca, Inc. Class A Common Stock position as of Q1 2022 after selling out during the quarter.
Platinum Investment Management sold 398,541 Atreca, Inc. Class A Common Stock shares in Q1 2022, an estimated $1.21M.
Platinum Investment Management first reported a position in Atreca, Inc. Class A Common Stock in Q3 2020 and held it in 6 quarters.
Platinum Investment Management's Atreca, Inc. Class A Common Stock position peaked at $2.7M in Q2 2021.
94 funds tracked by Wall St. Rank held Atreca, Inc. Class A Common Stock as of Q1 2022.

Based on Platinum Investment Management's 13F filing for Q1 2022, filed 13 May 2022.