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CITADEL ADVISORS LLC

Position in RBRK — Rubrik, Inc.

CIK 1423053 MIAMI, FL

Position in RBRK

as of Mar 31, 2026 · filed May 15, 2026
Position Value
$35,807,695
-$8,235,071 QoQ
Shares Held
731,217
+27.0% QoQ
Ownership
0.355%
of shares outstanding
% of Portfolio
0.03%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Jun 2024
8 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in RBRK Over Time

Shares Held

Position Value (USD)

Derivatives in RBRK

reported options exposure · as of Mar 31, 2026
CallValue
$24,979,597
CallShares
510,100
PutValue
$7,747,054
PutShares
158,200

Notional value of option positions as reported on Form 13F. Calls and puts are disclosed separately and do not net against the common-share stake above.

Position in Software - Infrastructure

Technology · as of Mar 31, 2026

CITADEL ADVISORS LLC holds $5,522,800,258 across 118 Software - Infrastructure names. RBRK ranks #30 (0.6% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in RBRK

Export CSV
24 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $35,807,695 731,217
2026-03-31 $7,747,054 158,200
2026-03-31 $24,979,597 510,100
2025-12-31 $17,032,096 222,700
2025-12-31 $146,550,976 1,916,200
2025-12-31 $44,042,766 575,873
2025-09-30 $220,365,762 2,679,219
2025-09-30 $49,794,150 605,400
2025-09-30 $48,223,175 586,300
2025-06-30 $34,545,904 385,600
2025-06-30 $40,745,532 454,800
2025-06-30 $150,054,917 1,674,907
2025-03-31 $10,104,386 165,700
2025-03-31 $13,702,206 224,700
2025-03-31 $63,005,694 1,033,219
2024-12-31 $46,247,036 707,574
2024-12-31 $9,882,432 151,200
2024-12-31 $8,568,696 131,100
2024-09-30 $1,012,725 31,500
2024-09-30 $12,848,521 399,643
2024-09-30 $10,561,275 328,500
2024-06-30 $23,575,945 768,948
2024-06-30 $1,149,750 37,500
2024-06-30 $1,949,976 63,600