Jane Street’s Schwab Mortgage-Backed Securities ETF SMBS Stock Holding History

Jane Street’s Portfolio SMBS Stock Details SMBS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$1.41M	Sell	55,592 -12,061	-18%	-$307K	﹤0.01%	5800
2026 Q1	$1.73M	Buy	67,653 +18,911	+39%	+$487K	﹤0.01%	5372
2025 Q4	$1.25M	Buy	48,742 +32,652	+203%	+$841K	﹤0.01%	5692
2025 Q3	$414K	Sell	16,090 -57,478	-78%	-$1.46M	﹤0.01%	8252
2025 Q2	$1.87M	Buy	73,568 +57,186	+349%	+$1.44M	﹤0.01%	4533
2025 Q1	$417K	Sell	16,382 -316,172	-95%	-$7.94M	﹤0.01%	7204
2024 Q4	$8.29M	Buy	+332,554	New	+$8.38M	﹤0.01%	2068

Other funds holding SMBS

Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return

CacheTech Inc Logan, Utah $618M AUM 37.94% 1-Year Est. Return

AWM

Adams Wealth Management Logan, Utah $522M AUM 38.58% 1-Year Est. Return

SWM

Schwallier Wealth Management Grand Rapids, Michigan $158M AUM 16.81% 1-Year Est. Return

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

Summit Financial Parsippany, New Jersey $9.12B AUM 27.44% 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

Susquehanna International Group Bala Cynwyd, Pennsylvania $1.28T AUM 58.89% 1-Year Est. Return

AFM

Aspetuck Financial Management Westport, Connecticut $170M AUM 37.51% 1-Year Est. Return

Jane Street's SMBS Position: Q2 2026 in Review

Jane Street reduced its Schwab Mortgage-Backed Securities ETF (SMBS) stake by 18% in Q2 2026, selling an estimated $307K and leaving 55,592 shares worth $1.41M. The position accounts for ﹤0.01% of the portfolio, ranked #5800.

Jane Street first reported a position in SMBS in Q4 2024 and has held it in 7 quarters since. The position peaked at $8.29M in Q4 2024. 81 funds tracked by Wall St. Rank hold SMBS as of Q2 2026.

Jane Street held 55,592 shares of Schwab Mortgage-Backed Securities ETF worth $1.41M as of Q2 2026.
Jane Street sold 12,061 Schwab Mortgage-Backed Securities ETF shares in Q2 2026, an estimated $307K.
Schwab Mortgage-Backed Securities ETF made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #5800 holding.
Jane Street first reported a position in Schwab Mortgage-Backed Securities ETF in Q4 2024 and has held it in 7 quarters since.
Jane Street's Schwab Mortgage-Backed Securities ETF position peaked at $8.29M in Q4 2024.
81 funds tracked by Wall St. Rank held Schwab Mortgage-Backed Securities ETF as of Q2 2026.

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