Jane Street’s AB Core Bond ETF CORB Stock Holding History

Jane Street’s Portfolio CORB Stock Details CORB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$263K	Sell	8,856 -89,726	-91%	-$2.68M	﹤0.01%	9525
2025 Q4	$2.94M	Buy	+98,582	New	+$2.96M	﹤0.01%	4075

Other funds holding CORB

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

CAM

Cresset Asset Management Chicago, Illinois $23.1B AUM 27.04% 1-Year Est. Return

KAS

Kestra Advisory Services Austin, Texas $26.4B AUM 21.05% 1-Year Est. Return

Jane Street's CORB Position: Q1 2026 in Review

Jane Street reduced its AB Core Bond ETF (CORB) stake by 91% in Q1 2026, selling an estimated $2.68M and leaving 8,856 shares worth $263K. The position accounts for ﹤0.01% of the portfolio, ranked #9525.

Jane Street first reported a position in CORB in Q4 2025 and has held it in 2 quarters since. The position peaked at $2.94M in Q4 2025. 4 funds tracked by Wall St. Rank hold CORB as of Q1 2026.

Jane Street held 8,856 shares of AB Core Bond ETF worth $263K as of Q1 2026.
Jane Street sold 89,726 AB Core Bond ETF shares in Q1 2026, an estimated $2.68M.
AB Core Bond ETF made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #9525 holding.
Jane Street first reported a position in AB Core Bond ETF in Q4 2025 and has held it in 2 quarters since.
Jane Street's AB Core Bond ETF position peaked at $2.94M in Q4 2025.
4 funds tracked by Wall St. Rank held AB Core Bond ETF as of Q1 2026.

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