American Century Companies
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American Century Companies’s Rapid Micro Biosystems RPID Stock Holding History

American Century Companies’s Portfolio RPID Stock Details RPID Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$38.4K Hold
16,922
– – ﹤0.01% 2817
2025
Q4 		$49.1K Hold
16,922
– – ﹤0.01% 2796
2025
Q3 		$56.5K Hold
16,922
– – ﹤0.01% 2766
2025
Q2 		$58.4K Buy
16,922
+5,341
+46% +$15.5K ﹤0.01% 2822
2025
Q1 		$30.6K Buy
+11,581
New +$26.4K ﹤0.01% 2878

Other funds holding RPID

BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.11B AUM 171.34% 1-Year Est. Return
AWGLSCP
ABG-WTT Global Life Science Capital Partners Central, Hong Kong, Hong Kong $12.3M AUM 3.13% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
EIM
Essex Investment Management Boston, Massachusetts $632M AUM 95.36% 1-Year Est. Return
AI
Advent International Boston, Massachusetts $4.24B AUM 4.24% 1-Year Est. Return
EFA
Evernest Financial Advisors Carmel, Indiana $481M AUM 19.97% 1-Year Est. Return
SEI Investments
SEI Investments Oaks, Pennsylvania $108B AUM 26.14% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
LCM
Legato Capital Management San Francisco, California $1.1B AUM 61.65% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

American Century Companies's RPID Position: Q1 2026 in Review

American Century Companies held its Rapid Micro Biosystems (RPID) position steady in Q1 2026 at 16,922 shares worth $38.4K. The position accounts for ﹤0.01% of the portfolio, ranked #2817.

American Century Companies first reported a position in RPID in Q1 2025 and has held it in 5 quarters since. The position peaked at $58.4K in Q2 2025. 46 funds tracked by Wall St. Rank hold RPID as of Q1 2026.

  • American Century Companies held 16,922 shares of Rapid Micro Biosystems worth $38.4K as of Q1 2026.
  • American Century Companies left its Rapid Micro Biosystems share count unchanged in Q1 2026.
  • Rapid Micro Biosystems made up ﹤0.01% of American Century Companies's portfolio in Q1 2026, its #2817 holding.
  • American Century Companies first reported a position in Rapid Micro Biosystems in Q1 2025 and has held it in 5 quarters since.
  • American Century Companies's Rapid Micro Biosystems position peaked at $58.4K in Q2 2025.
  • 46 funds tracked by Wall St. Rank held Rapid Micro Biosystems as of Q1 2026.

Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.