Hudson Bay Capital Management
RPID icon

Hudson Bay Capital Management’s Rapid Micro Biosystems RPID Stock Holding History

Hudson Bay Capital Management’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
Q2 		– Sell
-12,524
Closed -$28.4K – 1640
2026
Q1 		$28.4K Buy
+12,524
New +$45.8K ﹤0.01% 1311
2025
Q4 		– Sell
-11,461
Closed -$38.3K – 1479
2025
Q3 		$38.3K Buy
+11,461
New +$36.3K ﹤0.01% 1150

Other funds holding RPID

BCLSI
Bain Capital Life Sciences Investors Boston, Massachusetts $1.68B AUM 126.09% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
AWGLSCP
ABG-WTT Global Life Science Capital Partners Central, Hong Kong, Hong Kong $8.55M AUM 12.76% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
EFA
Evernest Financial Advisors Carmel, Indiana $478M AUM 24% 1-Year Est. Return
AI
Advent International Boston, Massachusetts $17.7B AUM 5.23% 1-Year Est. Return
EIM
Essex Investment Management Boston, Massachusetts $763M AUM 108.51% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return

Hudson Bay Capital Management's RPID Position: Q2 2026 in Review

Hudson Bay Capital Management sold out of Rapid Micro Biosystems (RPID) in Q2 2026, closing a stake of 12,524 shares — an estimated $28.4K sold.

Hudson Bay Capital Management first reported a position in RPID in Q3 2025 and held it in 2 quarters. The position peaked at $38.3K in Q3 2025. 34 funds tracked by Wall St. Rank hold RPID as of Q2 2026.

  • Hudson Bay Capital Management reported no remaining Rapid Micro Biosystems position as of Q2 2026 after selling out during the quarter.
  • Hudson Bay Capital Management sold 12,524 Rapid Micro Biosystems shares in Q2 2026, an estimated $28.4K.
  • Hudson Bay Capital Management first reported a position in Rapid Micro Biosystems in Q3 2025 and held it in 2 quarters.
  • Hudson Bay Capital Management's Rapid Micro Biosystems position peaked at $38.3K in Q3 2025.
  • 34 funds tracked by Wall St. Rank held Rapid Micro Biosystems as of Q2 2026.

Based on Hudson Bay Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.