Jane Street’s Rubrik RBRK Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$77.9M Buy
1,591,700
+277,900
+21% +$15.9M 0.01% 774
2025
Q4
$100M Sell
1,313,800
-120,500
-8% -$9.24M 0.02% 588
2025
Q3
$118M Buy
1,434,300
+1,213,100
+548% +$104M 0.02% 518
2025
Q2
$19.8M Sell
221,200
-32,500
-13% -$2.57M ﹤0.01% 1463
2025
Q1
$15.5M Sell
253,700
-48,000
-16% -$3.28M ﹤0.01% 1524
2024
Q4
$19.7M Buy
301,700
+262,600
+672% +$13M ﹤0.01% 1265
2024
Q3
$1.26M Buy
39,100
+11,500
+42% +$381K ﹤0.01% 5418
2024
Q2
$846K Buy
+27,600
New +$908K ﹤0.01% 6085

Other funds holding RBRK

Jane Street's RBRK Position: Q1 2026 in Review

Jane Street reduced its Rubrik (RBRK) stake by 9.3% in Q1 2026, selling an estimated $26.4K and leaving 4,491 shares worth $220K. The position accounts for ﹤0.01% of the portfolio, ranked #9922.

Jane Street first reported a position in RBRK in Q2 2024 and has held it in 8 quarters since. The position peaked at $14M in Q1 2025. 462 funds tracked by Wall St. Rank hold RBRK as of Q1 2026.

  • Jane Street held 4,491 shares of Rubrik worth $220K as of Q1 2026.
  • Jane Street sold 460 Rubrik shares in Q1 2026, an estimated $26.4K.
  • Rubrik made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #9922 holding.
  • Jane Street first reported a position in Rubrik in Q2 2024 and has held it in 8 quarters since.
  • Jane Street's Rubrik position peaked at $14M in Q1 2025.
  • 462 funds tracked by Wall St. Rank held Rubrik as of Q1 2026.

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