California Public Employees Retirement System
MRSN

California Public Employees Retirement System’s Mersana Therapeutics MRSN Stock Holding History

California Public Employees Retirement System’s Portfolio MRSN Stock Details MRSN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2021
Q2 		– Sell
-4,328
Closed -$1.75M – 2390
2021
Q1 		$1.75M Sell
4,328
-517
-11% -$251K ﹤0.01% 2102
2020
Q4 		$3.22M Sell
4,845
-92
-2% -$51.2K ﹤0.01% 1694
2020
Q3 		$2.3M Buy
4,937
+829
+20% +$419K ﹤0.01% 1755
2020
Q2 		$2.4M Buy
4,108
+3,080
+300% +$1.05M ﹤0.01% 1685
2020
Q1 		$150K Hold
1,028
– – ﹤0.01% 2970
2019
Q4 		$147K Buy
+1,028
New +$75.2K ﹤0.01% 3201

Other funds holding MRSN

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
ACA
Avoro Capital Advisors New York $11.1B AUM 207.82% 1-Year Est. Return
SCM
Sarissa Capital Management Greenwich, Connecticut $178M AUM 118.43% 1-Year Est. Return
BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.75B AUM 68.58% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $2.05B AUM 161.37% 1-Year Est. Return
O
OrbiMed New York $5.4B AUM 163.13% 1-Year Est. Return

California Public Employees Retirement System's MRSN Position: Q2 2021 in Review

California Public Employees Retirement System sold out of Mersana Therapeutics (MRSN) in Q2 2021, closing a stake of 4,328 shares — an estimated $1.75M sold.

California Public Employees Retirement System first reported a position in MRSN in Q4 2019 and held it in 6 quarters. The position peaked at $3.22M in Q4 2020. 131 funds tracked by Wall St. Rank hold MRSN as of Q2 2021.

  • California Public Employees Retirement System reported no remaining Mersana Therapeutics position as of Q2 2021 after selling out during the quarter.
  • California Public Employees Retirement System sold 4,328 Mersana Therapeutics shares in Q2 2021, an estimated $1.75M.
  • California Public Employees Retirement System first reported a position in Mersana Therapeutics in Q4 2019 and held it in 6 quarters.
  • California Public Employees Retirement System's Mersana Therapeutics position peaked at $3.22M in Q4 2020.
  • 131 funds tracked by Wall St. Rank held Mersana Therapeutics as of Q2 2021.

Based on California Public Employees Retirement System's 13F filing for Q2 2021, filed 13 Aug 2021.