Robeco Institutional Asset Management
PEN icon

Robeco Institutional Asset Management’s Penumbra PEN Stock Holding History

Robeco Institutional Asset Management’s Portfolio PEN Stock Details PEN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q3 		– Sell
-5,193
Closed -$1.33M – 890
2025
Q2 		$1.33M Buy
+5,193
New +$1.41M ﹤0.01% 732
2024
Q1 		– Sell
-545
Closed -$137K – 1044
2023
Q4 		$137K Sell
545
-402
-42% -$88.9K ﹤0.01% 930
2023
Q3 		$229K Sell
947
-995
-51% -$276K ﹤0.01% 909
2023
Q2 		$668K Buy
+1,942
New +$596K ﹤0.01% 828

Other funds holding PEN

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.91% 1-Year Est. Return
Baillie Gifford & Co
Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
ClearBridge Investments
ClearBridge Investments New York $121B AUM 27.52% 1-Year Est. Return

Robeco Institutional Asset Management's PEN Position: Q3 2025 in Review

Robeco Institutional Asset Management sold out of Penumbra (PEN) in Q3 2025, closing a stake of 5,193 shares — an estimated $1.33M sold.

Robeco Institutional Asset Management first reported a position in PEN in Q2 2023 and held it in 4 quarters. The position peaked at $1.33M in Q2 2025. 421 funds tracked by Wall St. Rank hold PEN as of Q3 2025.

  • Robeco Institutional Asset Management reported no remaining Penumbra position as of Q3 2025 after selling out during the quarter.
  • Robeco Institutional Asset Management sold 5,193 Penumbra shares in Q3 2025, an estimated $1.33M.
  • Robeco Institutional Asset Management first reported a position in Penumbra in Q2 2023 and held it in 4 quarters.
  • Robeco Institutional Asset Management's Penumbra position peaked at $1.33M in Q2 2025.
  • 421 funds tracked by Wall St. Rank held Penumbra as of Q3 2025.

Based on Robeco Institutional Asset Management's 13F filing for Q3 2025, filed 22 Oct 2025.