Great Lakes Advisors’s Penumbra PEN Stock Holding History

Great Lakes Advisors’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	$430K	Sell	1,363 -19	-1%	-$6.16K	﹤0.01%	641
2026 Q1	$454K	Buy	1,382 +10	+0.7%	+$3.39K	﹤0.01%	616
2025 Q4	$427K	Sell	1,372 -9	-0.7%	-$2.49K	﹤0.01%	643
2025 Q3	$350K	Buy	+1,381	New	+$348K	﹤0.01%	673

Other funds holding PEN

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

HBK Investments Dallas, Texas $10.3B AUM 67.69% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

ECM

ExodusPoint Capital Management New York $15.5B AUM 38.81% 1-Year Est. Return

Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Arrowstreet Capital Boston, Massachusetts $225B AUM 49.49% 1-Year Est. Return

Great Lakes Advisors's PEN Position: Q2 2026 in Review

Great Lakes Advisors reduced its Penumbra (PEN) stake by 1.4% in Q2 2026, selling an estimated $6.16K and leaving 1,363 shares worth $430K. The position accounts for ﹤0.01% of the portfolio, ranked #641.

Great Lakes Advisors first reported a position in PEN in Q3 2025 and has held it in 4 quarters since. The position peaked at $454K in Q1 2026. 451 funds tracked by Wall St. Rank hold PEN as of Q2 2026.

Great Lakes Advisors held 1,363 shares of Penumbra worth $430K as of Q2 2026.
Great Lakes Advisors sold 19 Penumbra shares in Q2 2026, an estimated $6.16K.
Penumbra made up ﹤0.01% of Great Lakes Advisors's portfolio in Q2 2026, its #641 holding.
Great Lakes Advisors first reported a position in Penumbra in Q3 2025 and has held it in 4 quarters since.
Great Lakes Advisors's Penumbra position peaked at $454K in Q1 2026.
451 funds tracked by Wall St. Rank held Penumbra as of Q2 2026.

Based on Great Lakes Advisors's 13F filing for Q2 2026, filed 10 Aug 2026.