Bayesian Capital Management’s Penumbra PEN Stock Holding History

Bayesian Capital 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 Q4	–	Sell	-3,903	Closed	-$989K	–	423
2025 Q3	$989K	Buy	+3,903	New	+$984K	0.2%	166
2025 Q2	–	Sell	-3,049	Closed	-$815K	–	794
2025 Q1	$815K	Buy	+3,049	New	+$825K	0.13%	209
2024 Q3	–	Sell	-3,150	Closed	-$567K	–	962
2024 Q2	$567K	Buy	+3,150	New	+$629K	0.07%	335
2023 Q2	–	Sell	-9,642	Closed	-$2.69M	–	998
2023 Q1	$2.69M	Buy	9,642 +6,100	+172%	+$1.56M	0.33%	79
2022 Q4	$788K	Buy	+3,542	New	+$692K	0.12%	234
2022 Q1	–	Sell	-767	Closed	-$220K	–	886
2021 Q4	$220K	Sell	767 -411	-35%	-$109K	0.07%	305
2021 Q3	$314K	Sell	1,178 -1,722	-59%	-$463K	0.09%	258
2021 Q2	$795K	Buy	2,900 +1,459	+101%	+$398K	0.21%	122
2021 Q1	$390K	Buy	+1,441	New	+$372K	0.09%	287
2018 Q4	–	Sell	-3,786	Closed	-$567K	–	745
2018 Q3	$567K	Sell	3,786 -900	-19%	-$126K	0.09%	301
2018 Q2	$647K	Buy	4,686 +784	+20%	+$112K	0.15%	204
2018 Q1	$451K	Sell	3,902 -1,410	-27%	-$146K	0.11%	290
2017 Q4	$500K	Buy	+5,312	New	+$527K	0.1%	310

Other funds holding PEN

Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return

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

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Baillie Gifford & Co Edinburgh, United Kingdom $110B AUM 4.8% 1-Year Est. Return

RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Bayesian Capital Management's PEN Position: Q4 2025 in Review

Bayesian Capital Management sold out of Penumbra (PEN) in Q4 2025, closing a stake of 3,903 shares — an estimated $989K sold.

Bayesian Capital Management first reported a position in PEN in Q4 2017 and held it in 13 quarters. The position peaked at $2.69M in Q1 2023. 439 funds tracked by Wall St. Rank hold PEN as of Q4 2025.

Bayesian Capital Management reported no remaining Penumbra position as of Q4 2025 after selling out during the quarter.
Bayesian Capital Management sold 3,903 Penumbra shares in Q4 2025, an estimated $989K.
Bayesian Capital Management first reported a position in Penumbra in Q4 2017 and held it in 13 quarters.
Bayesian Capital Management's Penumbra position peaked at $2.69M in Q1 2023.
439 funds tracked by Wall St. Rank held Penumbra as of Q4 2025.

Based on Bayesian Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.