Arrowstreet Capital’s Penumbra PEN Stock Holding History
Bought
Maintained
Sold
Other funds holding PEN
HI
ECM
Arrowstreet Capital's PEN Position: Q2 2026 in Review
Arrowstreet Capital increased its Penumbra (PEN) stake by 109% in Q2 2026, buying an estimated $141M and bringing the position to 834,903 shares worth $264M. The position accounts for 0.12% of the portfolio, ranked #154.
Arrowstreet Capital first reported a position in PEN in Q2 2018 and has held it in 6 quarters since. 451 funds tracked by Wall St. Rank hold PEN as of Q2 2026.
- Arrowstreet Capital held 834,903 shares of Penumbra worth $264M as of Q2 2026.
- Arrowstreet Capital bought 434,743 Penumbra shares in Q2 2026, an estimated $141M.
- Penumbra made up 0.12% of Arrowstreet Capital's portfolio in Q2 2026, its #154 holding.
- Arrowstreet Capital first reported a position in Penumbra in Q2 2018 and has held it in 6 quarters since.
- 451 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.
Based on Arrowstreet Capital's 13F filing for Q2 2026, filed 13 Aug 2026.