Jane Street’s NYLIM MacKay Securitized Income ETF SECR Stock Holding History

Jane Street’s Portfolio SECR Stock Details SECR Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2025 Q4	–	Sell	-9,627	Closed	-$252K	–	12657
2025 Q3	$252K	Buy	+9,627	New	+$250K	﹤0.01%	9247
2025 Q2	–	Sell	-10,015	Closed	-$262K	–	11172
2025 Q1	$262K	Buy	+10,015	New	+$259K	﹤0.01%	8030
2024 Q4	–	Sell	-8,687	Closed	-$231K	–	10820
2024 Q3	$231K	Buy	+8,687	New	+$228K	﹤0.01%	8429

Other funds holding SECR

New York Life Investment Management New York $14.5B AUM 27.92% 1-Year Est. Return

New York Life Insurance Company New York $608M AUM 12.48% 1-Year Est. Return

Envestnet Asset Management Chicago, Illinois $424B AUM 22.9% 1-Year Est. Return

Prosperity Financial Group San Ramon, California $341M AUM 26% 1-Year Est. Return

Cetera Investment Advisers Schaumburg, Illinois $110B AUM 26.29% 1-Year Est. Return

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

Mackay Shields LLC New York $2.76B AUM 2.8% 1-Year Est. Return

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

Jane Street's SECR Position: Q4 2025 in Review

Jane Street sold out of NYLIM MacKay Securitized Income ETF (SECR) in Q4 2025, closing a stake of 9,627 shares — an estimated $252K sold.

Jane Street first reported a position in SECR in Q3 2024 and held it in 3 quarters. The position peaked at $262K in Q1 2025. 8 funds tracked by Wall St. Rank hold SECR as of Q4 2025.

Jane Street reported no remaining NYLIM MacKay Securitized Income ETF position as of Q4 2025 after selling out during the quarter.
Jane Street sold 9,627 NYLIM MacKay Securitized Income ETF shares in Q4 2025, an estimated $252K.
Jane Street first reported a position in NYLIM MacKay Securitized Income ETF in Q3 2024 and held it in 3 quarters.
Jane Street's NYLIM MacKay Securitized Income ETF position peaked at $262K in Q1 2025.
8 funds tracked by Wall St. Rank held NYLIM MacKay Securitized Income ETF as of Q4 2025.

Based on Jane Street's 13F filing for Q4 2025, filed 12 Feb 2026.