Ken Griffin’s BlackRock Taxable Municipal Bond Trust BBN Stock Holding History

Ken Griffin’s Portfolio BBN Stock Details BBN Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q3	–	Sell	-17,971	Closed	-$290K	–	12754
2025 Q2	$290K	Buy	+17,971	New	+$286K	﹤0.01%	9895
2023 Q1	–	Sell	-10,841	Closed	-$183K	–	14700
2022 Q4	$183K	Buy	+10,841	New	+$187K	﹤0.01%	10292
2022 Q1	–	Sell	-84,853	Closed	-$2.22M	–	13563
2021 Q4	$2.22M	Buy	+84,853	New	+$2.19M	﹤0.01%	5997
2017 Q4	–	Sell	-17,669	Closed	-$413K	–	7951
2017 Q3	$413K	Buy	+17,669	New	+$414K	﹤0.01%	5596

Other funds holding BBN

SIA

Sit Investment Associates Minneapolis, Minnesota $5.28B AUM 14.42% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

EBWM

Eagle Bluffs Wealth Management Columbia, Missouri $299M AUM 41.44% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

FWM

Focused Wealth Management Newburgh, New York $1.15B AUM 24.81% 1-Year Est. Return

Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return

Ken Griffin's BBN Position: Q3 2025 in Review

Ken Griffin sold out of BlackRock Taxable Municipal Bond Trust (BBN) in Q3 2025, closing a stake of 17,971 shares — an estimated $290K sold.

Ken Griffin first reported a position in BBN in Q3 2017 and held it in 4 quarters. The position peaked at $2.22M in Q4 2021. 117 funds tracked by Wall St. Rank hold BBN as of Q3 2025.

Ken Griffin reported no remaining BlackRock Taxable Municipal Bond Trust position as of Q3 2025 after selling out during the quarter.
Ken Griffin sold 17,971 BlackRock Taxable Municipal Bond Trust shares in Q3 2025, an estimated $290K.
Ken Griffin first reported a position in BlackRock Taxable Municipal Bond Trust in Q3 2017 and held it in 4 quarters.
Ken Griffin's BlackRock Taxable Municipal Bond Trust position peaked at $2.22M in Q4 2021.
117 funds tracked by Wall St. Rank held BlackRock Taxable Municipal Bond Trust as of Q3 2025.

Based on Citadel Advisors's 13F filing for Q3 2025, filed 14 Nov 2025.