Jane Street’s MFS Active Intermediate Muni Bond ETF MFSM Stock Holding History

Jane Street’s Portfolio MFSM Stock Details MFSM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$217K	Sell	8,604 -22,085	-72%	-$554K	﹤0.01%	9949
2026 Q1	$763K	Buy	+30,689	New	+$773K	﹤0.01%	7088
2025 Q4	–	Sell	-17,175	Closed	-$426K	–	12753
2025 Q3	$426K	Sell	17,175 -476	-3%	-$11.7K	﹤0.01%	8195
2025 Q2	$431K	Sell	17,651 -714	-4%	-$17.4K	﹤0.01%	7210
2025 Q1	$452K	Sell	18,365 -4,995	-21%	-$124K	﹤0.01%	7063
2024 Q4	$576K	Buy	+23,360	New	+$579K	﹤0.01%	6494

Other funds holding MFSM

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

Jones Financial Companies Des Peres, Missouri $250B AUM 21.32% 1-Year Est. Return

Raymond James Financial St Petersburg, Florida $369B AUM 28.27% 1-Year Est. Return

Natixis Advisors Boston, Massachusetts $88.9B AUM 38.03% 1-Year Est. Return

FWP

FAS Wealth Partners Leawood, Kansas $1.92B AUM 26.86% 1-Year Est. Return

BCA

Bay Colony Advisors Concord, Massachusetts $903M AUM 33.67% 1-Year Est. Return

KPWS

Kestra Private Wealth Services Austin, Texas $9.1B AUM 32.09% 1-Year Est. Return

LOWM

Laurel Oak Wealth Management Marlton, New Jersey $687M AUM

PWM

Platt Wealth Management San Diego, California $124M AUM

LWMNY

Landmark Wealth Management (New York) Melville, New York $418M AUM 18.65% 1-Year Est. Return

Jane Street's MFSM Position: Q2 2026 in Review

Jane Street reduced its MFS Active Intermediate Muni Bond ETF (MFSM) stake by 72% in Q2 2026, selling an estimated $554K and leaving 8,604 shares worth $217K. The position accounts for ﹤0.01% of the portfolio, ranked #9949.

Jane Street first reported a position in MFSM in Q4 2024 and has held it in 6 quarters since. The position peaked at $763K in Q1 2026. 18 funds tracked by Wall St. Rank hold MFSM as of Q2 2026.

Jane Street held 8,604 shares of MFS Active Intermediate Muni Bond ETF worth $217K as of Q2 2026.
Jane Street sold 22,085 MFS Active Intermediate Muni Bond ETF shares in Q2 2026, an estimated $554K.
MFS Active Intermediate Muni Bond ETF made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #9949 holding.
Jane Street first reported a position in MFS Active Intermediate Muni Bond ETF in Q4 2024 and has held it in 6 quarters since.
Jane Street's MFS Active Intermediate Muni Bond ETF position peaked at $763K in Q1 2026.
18 funds tracked by Wall St. Rank held MFS Active Intermediate Muni Bond ETF as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.