Jane Street’s CBIZ CBZ Stock Holding History

Jane Street’s Portfolio CBZ Stock Details CBZ Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$309K	Buy	+11,500	New	+$406K	﹤0.01%	9176

Other funds holding CBZ

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Bank of Montreal Toronto, Ontario, Canada $269B AUM 31.4% 1-Year Est. Return

22C Capital Boca Raton, Florida $86M AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

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

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

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

Jane Street's CBZ Position: Q1 2026 in Review

Jane Street increased its CBIZ (CBZ) stake by 1,248% in Q1 2026, buying an estimated $13.1M and bringing the position to 399,920 shares worth $10.7M. The position accounts for ﹤0.01% of the portfolio, ranked #2450.

Jane Street first reported a position in CBZ in Q4 2013 and has held it in 22 quarters since. The position peaked at $11.8M in Q3 2025. 263 funds tracked by Wall St. Rank hold CBZ as of Q1 2026.

Jane Street held 399,920 shares of CBIZ worth $10.7M as of Q1 2026.
Jane Street bought 370,243 CBIZ shares in Q1 2026, an estimated $13.1M.
CBIZ made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2450 holding.
Jane Street first reported a position in CBIZ in Q4 2013 and has held it in 22 quarters since.
Jane Street's CBIZ position peaked at $11.8M in Q3 2025.
263 funds tracked by Wall St. Rank held CBIZ as of Q1 2026.

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