Jane Street
BZAI

Jane Street’s Blaize Holdings BZAI Stock Holding History

Jane Street’s Portfolio BZAI Stock Details BZAI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$163K Sell
89,667
-257,406
-74% -$380K ﹤0.01% 10323
2025
Q4 		$677K Buy
347,073
+308,703
+805% +$998K ﹤0.01% 7039
2025
Q3 		$132K Buy
+38,370
New +$136K ﹤0.01% 9965
2023
Q1 		– Sell
-1,254,242
Closed -$12.7M – 10106
2022
Q4 		$12.7M Buy
+1,254,242
New +$12.7M 0.01% 1378

Other funds holding BZAI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Temasek Holdings
Temasek Holdings Singapore $30.5B AUM 13.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return
Lazard Asset Management
Lazard Asset Management New York $60.8B AUM 22.47% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Jane Street's BZAI Position: Q1 2026 in Review

Jane Street reduced its Blaize Holdings (BZAI) stake by 74% in Q1 2026, selling an estimated $380K and leaving 89,667 shares worth $163K. The position accounts for ﹤0.01% of the portfolio, ranked #10323.

Jane Street first reported a position in BZAI in Q4 2022 and has held it in 4 quarters since. The position peaked at $12.7M in Q4 2022. 110 funds tracked by Wall St. Rank hold BZAI as of Q1 2026.

  • Jane Street held 89,667 shares of Blaize Holdings worth $163K as of Q1 2026.
  • Jane Street sold 257,406 Blaize Holdings shares in Q1 2026, an estimated $380K.
  • Blaize Holdings made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #10323 holding.
  • Jane Street first reported a position in Blaize Holdings in Q4 2022 and has held it in 4 quarters since.
  • Jane Street's Blaize Holdings position peaked at $12.7M in Q4 2022.
  • 110 funds tracked by Wall St. Rank held Blaize Holdings as of Q1 2026.

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