California Public Employees Retirement System
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California Public Employees Retirement System’s Spero Therapeutics SPRO Stock Holding History

California Public Employees Retirement System’s Portfolio SPRO Stock Details SPRO Fund Activity
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Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2021
Q2 		– Sell
2021
Q1 		$450K Hold
2020
Q4 		$593K Sell
2020
Q3 		$372K Buy
2020
Q2 		$394K Buy
2018
Q2 		– Sell
2018
Q1 		$356K Hold
2017
Q4 		$294K Buy