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R Squared’s Cerus CERS Stock Holding History

R Squared’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
2026
Q2 		$37.1K Sell
12,700
-5,795
-31% -$14.1K 0.02% 462
2026
Q1 		$33.7K Sell
18,495
-20,481
-53% -$44.6K 0.02% 440
2025
Q4 		$80.3K Sell
38,976
-38,846
-50% -$67.3K 0.04% 429
2025
Q3 		$124K Buy
77,822
+22,062
+40% +$29.8K 0.05% 430
2025
Q2 		$78.6K Buy
55,760
+17,105
+44% +$22.8K 0.04% 367
2025
Q1 		$53.7K Buy
38,655
+19,955
+107% +$33.4K 0.06% 250
2024
Q4 		$28.8K Buy
+18,700
New +$32.2K 0.03% 728

Other funds holding CERS

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
SM
Senvest Management New York $3.41B AUM 66.27% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return

R Squared's CERS Position: Q2 2026 in Review

R Squared reduced its Cerus (CERS) stake by 31% in Q2 2026, selling an estimated $14.1K and leaving 12,700 shares worth $37.1K. The position accounts for 0.02% of the portfolio, ranked #462.

R Squared first reported a position in CERS in Q4 2024 and has held it in 7 quarters since. The position peaked at $124K in Q3 2025. 186 funds tracked by Wall St. Rank hold CERS as of Q2 2026.

  • R Squared held 12,700 shares of Cerus worth $37.1K as of Q2 2026.
  • R Squared sold 5,795 Cerus shares in Q2 2026, an estimated $14.1K.
  • Cerus made up 0.02% of R Squared's portfolio in Q2 2026, its #462 holding.
  • R Squared first reported a position in Cerus in Q4 2024 and has held it in 7 quarters since.
  • R Squared's Cerus position peaked at $124K in Q3 2025.
  • 186 funds tracked by Wall St. Rank held Cerus as of Q2 2026.

Based on R Squared's 13F filing for Q2 2026, filed 5 Aug 2026.