Jane Street’s CeriBell Inc CBLL Stock Holding History

Jane Street’s Portfolio CBLL Stock Details CBLL Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$788K	Buy	42,971 +8,190	+24%	+$165K	﹤0.01%	7016
2025 Q4	$763K	Buy	34,781 +17,887	+106%	+$278K	﹤0.01%	6740
2025 Q3	$194K	Buy	+16,894	New	+$228K	﹤0.01%	9708

Other funds holding CBLL

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

TGA

TPG GP A Fort Worth, Texas $3.68B AUM 14.99% 1-Year Est. Return

RTM

Red Tree Management Redwood City, California $147M AUM 202.18% 1-Year Est. Return

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

KCM Capital Shawnee, Kansas $622M AUM

Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return

Jane Street's CBLL Position: Q1 2026 in Review

Jane Street increased its CeriBell Inc (CBLL) stake by 24% in Q1 2026, buying an estimated $165K and bringing the position to 42,971 shares worth $788K. The position accounts for ﹤0.01% of the portfolio, ranked #7016.

Jane Street first reported a position in CBLL in Q3 2025 and has held it in 3 quarters since. 122 funds tracked by Wall St. Rank hold CBLL as of Q1 2026.

Jane Street held 42,971 shares of CeriBell Inc worth $788K as of Q1 2026.
Jane Street bought 8,190 CeriBell Inc shares in Q1 2026, an estimated $165K.
CeriBell Inc made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #7016 holding.
Jane Street first reported a position in CeriBell Inc in Q3 2025 and has held it in 3 quarters since.
122 funds tracked by Wall St. Rank held CeriBell Inc as of Q1 2026.

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