BAIN CAPITAL VENTURE INVESTORS, LLC RBRK — RUBRIK INC.

Ownership history in BAIN CAPITAL VENTURE INVESTORS, LLC  ·  8 quarters on record

AI Ownership Summary

BAIN CAPITAL VENTURE INVESTORS, LLC reported RUBRIK INC. (RBRK) in 8 quarterly 13F filings from 2024 Q2 through 2026 Q1. Peak portfolio weight reached 98.31% in 2025 Q2. The latest visible filing shows RBRK at 18.46% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this RBRK ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was BAIN CAPITAL VENTURE INVESTORS, LLC's position in RUBRIK INC., and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q1

RBRK was reported at 18.46% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
98.31% in 2025 Q2

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q2 to 2026 Q1

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

RBRK stock page BAIN CAPITAL VENTURE INVESTORS, LLC fund profile BAIN CAPITAL VENTURE INVESTORS, LLC full holdings
How BAIN CAPITAL VENTURE INVESTORS, LLC held RBRK — position size vs. price
% of Fund (quarterly)    RBRK price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 8 quarters  ▾
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 UNCHANGED — — — 659,640 — 0% 18.46% $32.3M 2026-05-15 $63.77
2025 Q4 REDUCED 51.5% -36.0% ✅ 659,640 -700,000 -51.5% 19.80% $50.4M 2026-02-17 $53.50
2025 Q3 UNCHANGED — — — 1,359,640 — 0% 98.23% $111.8M 2025-11-14 $71.55
2025 Q2 REDUCED 50.7% -7.0% ✅ 1,359,640 -1,400,000 -50.7% 98.31% $121.8M 2025-08-14 $84.45
2025 Q1 UNCHANGED — — — 2,759,640 — 0% 84.34% $168.3M 2025-05-15 $85.52
2024 Q4 UNCHANGED — — — 2,759,640 — 0% 82.09% $180.4M 2025-02-14 $77.54
2024 Q3 UNCHANGED — — — 2,759,640 — 0% 73.44% $88.7M 2024-11-14 $44.50
2024 Q2 INITIATED — — — 2,759,640 — — 40.37% $84.6M 2024-08-12 $31.29

🏢 Other funds also holding RBRK

As of 2026 Q2 — sorted by position size

Robocap Asset Management Ltd 5.1% Z3 Capital Partners, LLC 2.11% Pekao Towarzystwo Funduszy Inwestycyjnych S.A. 1.54% Altrafin AG 1.04% Penn Mutual Asset Management 3Y 7Y 1.02% WASHINGTON UNIVERSITY 3Y 0.69% Stephens Investment Management Group LLC 3Y 7Y 0.66% Slow Capital, Inc. 3Y 7Y 0.61% IQ EQ FUND MANAGEMENT (IRELAND) Ltd 3Y 7Y 0.57% Stablepoint Partners, LLC 0.3%

FAQ About BAIN CAPITAL VENTURE INVESTORS, LLC and RBRK

These are the practical questions this page is built to answer before you even open the full history table.

How long has BAIN CAPITAL VENTURE INVESTORS, LLC reported owning RBRK?

BAIN CAPITAL VENTURE INVESTORS, LLC reported RBRK across 8 quarterly 13F filings, from 2024 Q2 through 2026 Q1.

What was the largest reported RBRK position in BAIN CAPITAL VENTURE INVESTORS, LLC's portfolio?

The largest reported portfolio weight for RBRK was 98.31% in 2025 Q2.

What is the latest reported RBRK position on this page?

The most recent filing on this page is 2026 Q1, when BAIN CAPITAL VENTURE INVESTORS, LLC reported 659,640 shares, equal to 18.46% of portfolio, with an estimated market value of $32.3M.

What does the chart on this RBRK ownership page compare?

The chart compares BAIN CAPITAL VENTURE INVESTORS, LLC's quarterly RBRK portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

How well did BAIN CAPITAL VENTURE INVESTORS, LLC time their RBRK position?

Based on 13F filing dates vs. subsequent RBRK price moves, BAIN CAPITAL VENTURE INVESTORS, LLC correctly timed 2 out of 3 reported position changes (67%). The annualised alpha on RBRK relative to SPY over the holding period was +23.1%.

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