California State Teachers Retirement System (CalSTRS)
MTSR

California State Teachers Retirement System (CalSTRS)’s Metsera Inc MTSR Stock Holding History

California State Teachers Retirement System (CalSTRS)’s Portfolio MTSR Stock Details MTSR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-21,877
Closed -$1.14M – 3098
2025
Q3 		$1.14M Sell
21,877
-2,128
-9% -$78.5K ﹤0.01% 1719
2025
Q2 		$683K Buy
24,005
+22,866
+2,008% +$568K ﹤0.01% 1916
2025
Q1 		$31K Buy
+1,139
New +$32.3K ﹤0.01% 2409

Other funds holding MTSR

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California State Teachers Retirement System (CalSTRS)'s MTSR Position: Q4 2025 in Review

California State Teachers Retirement System (CalSTRS) sold out of Metsera Inc (MTSR) in Q4 2025, closing a stake of 21,877 shares — an estimated $1.14M sold.

California State Teachers Retirement System (CalSTRS) first reported a position in MTSR in Q1 2025 and held it in 3 quarters. The position peaked at $1.14M in Q3 2025. 1 fund tracked by Wall St. Rank holds MTSR as of Q4 2025.

  • California State Teachers Retirement System (CalSTRS) reported no remaining Metsera Inc position as of Q4 2025 after selling out during the quarter.
  • California State Teachers Retirement System (CalSTRS) sold 21,877 Metsera Inc shares in Q4 2025, an estimated $1.14M.
  • California State Teachers Retirement System (CalSTRS) first reported a position in Metsera Inc in Q1 2025 and held it in 3 quarters.
  • California State Teachers Retirement System (CalSTRS)'s Metsera Inc position peaked at $1.14M in Q3 2025.
  • 1 fund tracked by Wall St. Rank held Metsera Inc as of Q4 2025.

Based on California State Teachers Retirement System (CalSTRS)'s 13F filing for Q4 2025, filed 17 Feb 2026.