Jane Street’s State Street SPDR Portfolio Mortgage Backed Bond ETF SPMB Stock Holding History

Jane Street’s Portfolio SPMB Stock Details SPMB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	–	Sell	-151,202	Closed	-$3.39M	–	12911
2025 Q4	$3.39M	Buy	+151,202	New	+$3.4M	﹤0.01%	3847
2024 Q4	–	Sell	-62,978	Closed	-$1.42M	–	10517
2024 Q3	$1.42M	Buy	62,978 +4,969	+9%	+$110K	﹤0.01%	5175
2024 Q2	$1.25M	Sell	58,009 -12,099	-17%	-$259K	﹤0.01%	5344
2024 Q1	$1.52M	Buy	+70,108	New	+$1.52M	﹤0.01%	4625
2023 Q4	–	Sell	-456,799	Closed	-$9.5M	–	9769
2023 Q3	$9.5M	Buy	456,799 +202,464	+80%	+$4.34M	﹤0.01%	1839
2023 Q2	$5.57M	Sell	254,335 -1,788,005	-88%	-$39.4M	﹤0.01%	2578
2023 Q1	$45.3M	Buy	+2,042,340	New	+$45.1M	0.02%	565
2022 Q4	–	Sell	-2,372,396	Closed	-$50.9M	–	10092
2022 Q3	$50.9M	Buy	2,372,396 +1,174,818	+98%	+$26.7M	0.02%	508
2022 Q2	$27.4M	Sell	1,197,578 -2,387,323	-67%	-$55M	0.01%	888
2022 Q1	$85.9M	Buy	3,584,901 +3,526,046	+5,991%	+$86.8M	0.03%	452
2021 Q4	$1.49M	Buy	+58,855	New	+$1.5M	﹤0.01%	5094
2021 Q3	–	Sell	-483,584	Closed	-$12.5M	–	10675
2021 Q2	$12.5M	Sell	483,584 -2,536,315	-84%	-$65.7M	﹤0.01%	1479
2021 Q1	$78.3M	Buy	3,019,899 +2,864,514	+1,843%	+$75.2M	0.04%	347
2020 Q4	$4.11M	Sell	155,385 -218,704	-58%	-$5.79M	﹤0.01%	2376
2020 Q3	$9.97M	Sell	374,089 -382,608	-51%	-$10.2M	0.01%	1216
2020 Q2	$20.3M	Sell	756,697 -2,693,632	-78%	-$72.2M	0.02%	748
2020 Q1	$92.1M	Buy	3,450,329 +3,382,270	+4,970%	+$88.9M	0.09%	146
2019 Q4	$1.78M	Buy	+68,059	New	+$1.78M	﹤0.01%	2077
2019 Q2	–	Sell	-18,557	Closed	-$479K	–	5690
2019 Q1	$479K	Buy	+18,557	New	+$474K	﹤0.01%	3731
2018 Q4	–	Sell	-12,699	Closed	-$320K	–	5657
2018 Q3	$320K	Sell	12,699 -162,770	-93%	-$4.12M	﹤0.01%	4142
2018 Q2	$4.45M	Buy	175,469 +121,017	+222%	+$3.07M	0.01%	1147
2018 Q1	$1.4M	Buy	54,452 +42,335	+349%	+$1.09M	﹤0.01%	2259
2017 Q4	$315K	Sell	12,117 -137,566	-92%	-$3.6M	﹤0.01%	3708
2017 Q3	$3.94M	Buy	149,683 +78,682	+111%	+$2.07M	0.01%	1052
2017 Q2	$1.87M	Buy	71,001 +22,633	+47%	+$597K	0.01%	1561
2017 Q1	$1.27M	Buy	48,368 +22,550	+87%	+$592K	0.01%	1806
2016 Q4	$678K	Sell	25,818 -57,724	-69%	-$1.54M	﹤0.01%	2516
2016 Q3	$2.27M	Buy	83,542 +2,605	+3%	+$70.7K	0.01%	1101
2016 Q2	$2.2M	Buy	80,937 +16,771	+26%	+$455K	0.01%	1192
2016 Q1	$1.75M	Buy	64,166 +29,853	+87%	+$807K	0.01%	1313
2015 Q4	$920K	Sell	34,313 -35,231	-51%	-$949K	0.01%	1826
2015 Q3	$1.88M	Sell	69,544 -57,662	-45%	-$1.56M	0.01%	1041
2015 Q2	$3.42M	Buy	+127,206	New	+$3.45M	0.02%	672
2015 Q1	–	Sell	-40,309	Closed	-$1.09M	–	3452
2014 Q4	$1.09M	Buy	40,309 +734	+2%	+$20.2K	0.01%	967
2014 Q3	$1.08M	Sell	39,575 -26,902	-40%	-$732K	0.01%	880
2014 Q2	$1.82M	Sell	66,477 -30,549	-31%	-$829K	0.02%	582
2014 Q1	$2.61M	Buy	97,026 +12,131	+14%	+$327K	0.03%	447
2013 Q4	$2.25M	Buy	84,895 +38,732	+84%	+$1.04M	0.03%	424
2013 Q3	$1.24M	Sell	46,163 -53,545	-54%	-$1.42M	0.01%	920
2013 Q2	$2.65M	Buy	+99,708	New	+$2.7M	0.05%	339

Other funds holding SPMB

Financial Engines Advisors Santa Clara, California $49.2B AUM 14.31% 1-Year Est. Return

LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return

Stifel Financial St. Louis, Missouri $109B AUM 21.36% 1-Year Est. Return

BEI

Benjamin Edwards Inc Clayton, Missouri $11B AUM 18.22% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

CIM

Confluence Investment Management St. Louis, Missouri $6.4B AUM 9.79% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

CX Institutional Auburn, Indiana $3.46B AUM 21.89% 1-Year Est. Return

Carson Wealth (CWM LLC) Omaha, Nebraska $38.1B AUM 19.66% 1-Year Est. Return

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

Jane Street's SPMB Position: Q1 2026 in Review

Jane Street sold out of State Street SPDR Portfolio Mortgage Backed Bond ETF (SPMB) in Q1 2026, closing a stake of 151,202 shares — an estimated $3.39M sold.

Jane Street first reported a position in SPMB in Q2 2013 and held it in 40 quarters. The position peaked at $92.1M in Q1 2020. 240 funds tracked by Wall St. Rank hold SPMB as of Q1 2026.

Jane Street reported no remaining State Street SPDR Portfolio Mortgage Backed Bond ETF position as of Q1 2026 after selling out during the quarter.
Jane Street sold 151,202 State Street SPDR Portfolio Mortgage Backed Bond ETF shares in Q1 2026, an estimated $3.39M.
Jane Street first reported a position in State Street SPDR Portfolio Mortgage Backed Bond ETF in Q2 2013 and held it in 40 quarters.
Jane Street's State Street SPDR Portfolio Mortgage Backed Bond ETF position peaked at $92.1M in Q1 2020.
240 funds tracked by Wall St. Rank held State Street SPDR Portfolio Mortgage Backed Bond ETF as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.