Grantham, Mayo, Van Otterloo & Co (GMO)
PEN icon

Grantham, Mayo, Van Otterloo & Co (GMO)’s Penumbra PEN Stock Holding History

Grantham, Mayo, Van Otterloo & Co (GMO)’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
2026
Q2 		– Sell
-1,150
Closed -$378K – 709
2026
Q1 		$378K Buy
+1,150
New +$389K ﹤0.01% 570

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Vanguard Capital Management
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Vanguard Portfolio Management
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State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ECM
ExodusPoint Capital Management New York $15.5B AUM 38.81% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Grantham, Mayo, Van Otterloo & Co (GMO)'s PEN Position: Q2 2026 in Review

Grantham, Mayo, Van Otterloo & Co (GMO) sold out of Penumbra (PEN) in Q2 2026, closing a stake of 1,150 shares — an estimated $378K sold.

Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in PEN in Q1 2026 and held it in 1 quarter. The position peaked at $378K in Q1 2026. 451 funds tracked by Wall St. Rank hold PEN as of Q2 2026.

  • Grantham, Mayo, Van Otterloo & Co (GMO) reported no remaining Penumbra position as of Q2 2026 after selling out during the quarter.
  • Grantham, Mayo, Van Otterloo & Co (GMO) sold 1,150 Penumbra shares in Q2 2026, an estimated $378K.
  • Grantham, Mayo, Van Otterloo & Co (GMO) first reported a position in Penumbra in Q1 2026 and held it in 1 quarter.
  • Grantham, Mayo, Van Otterloo & Co (GMO)'s Penumbra position peaked at $378K in Q1 2026.
  • 451 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.

Based on Grantham, Mayo, Van Otterloo & Co (GMO)'s 13F filing for Q2 2026, filed 13 Aug 2026.