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Equity · Technology

RBRK

Rubrik, Inc. · NYSE

$100 +2.51% 1D Finazon · prior-day close · Aug 21, 2026

Reddit mentioned RBRK 18 times in the 30 days to 22 August 2026, across 3 of the communities we track. All of them were scored for sentiment: 72% read bullish, 0% bearish and 28% neither. Reddit data updated 22 August 2026.

Price · Chart
Our own end-of-day closes 62 sessions
$120 $60 26 May 21 Aug

The line runs $68.35 on 26 May through $100 on 21 August, on a scale from $60 to $120. Days the market did not trade hold the previous close, flat.

Track this symbol on TradingView

The chart above plots the price of RBRK over the range selected — one day to the full history — drawn by TradingView from their own data. Our own licensed end-of-day series holds 62 sessions over that window: $68.35 on 26 May 2026 through $100 on 21 August 2026.

Market cap $20.4B
52-week range $44 – $105.09
Avg volume 385.7K
Mentions · 30d 18
Net sentiment +0.14

Finazon · prior-day close · valuation computed from SEC EDGAR filings · as of Aug 22, 2026

RBRK · crowd attention × price

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18 mentions

Day22 Aug 2026

MENTIONS10–6 / day
PRICE$100 · closedMARKET CLOSED · heldSource: Finazon
RBRK over the last 30 days, plotting daily Reddit mentions as bars, left-hand scale; the daily closing price as a line on its own right-hand scale, solid across consecutive trading days, held flat and diagonally hatched over days the market was closed.per day0246usd$70$80$90$100$11024 Jul31 Jul8 Aug15 Aug22 Aug
RBRK over the last 30 days, plotting daily Reddit mentions as bars, left-hand scale; the daily closing price as a line on its own right-hand scale, solid across consecutive trading days, held flat and diagonally hatched over days the market was closed.24 Jul8 Aug22 Aug
The Distributed Sentinel 22 Aug 2026

RBRK's busiest day for Reddit mentions was also its highest close of the window — 4 mentions and $105.09 on 13 August

This chart in words

The chart plots daily Reddit mentions of RBRK over the 30 days to 22 August 2026: 18 in total, busiest on 13 August with 4, and 1 on the last day counted. Across this window the close ran between $71 on 28 July and $105.09 on 13 August. The line is the daily close over the same window: $73.20 on 24 July, $100 on 22 August. Of those days, 21 were trading sessions and the other 9 are hatched on the chart. On 9 of them no session took place, and the last close before it is carried forward rather than plotted.

Finazon · prior-day close, some closes dollar-rounded at the source

Crowd sentiment on RBRK · 30d

n = 18 scored · Method
RBRK

72% bullish

Overall market sentiment

57% bullish

RBRK reads 15 points more bullish than overall market sentiment. Same measure; same 30-day window.

Where RBRK is discussed

(30d)
r/wallstreetbets 82% 14 +0.14
r/stocks 12% 2 +0.21
r/investing 6% 1 +0.07

Moves with RBRK

co-mention r · 31 obs

Tickers whose daily Reddit volume rose and fell with RBRK's. Co-discussion, not price.

LUNR +0.66 RIO.AX +0.65 PPI +0.63 LAC +0.62 AMAT +0.60 SGOV +0.58

How closely daily Reddit mention counts rose and fell together over the last 30 days (31 daily observations) · Method

RBRK insider trades

SEC Form 4 · last 90 days · newest reported trade 5 Aug 2026
Open-market buys 0
Open-market sells 20
Net sold $31.85M
Non-trade filings 25
Date Insider Type Shares Value
05 Aug 2026 Nithrakashyap Arvind Chief Technology Officer Sell 12,820 $1.07M
04 Aug 2026 Nithrakashyap Arvind Chief Technology Officer Sell 12,820 $1.02M
03 Aug 2026 THOMPSON JOHN WENDELL Director Sell 13,500 $1.00M
03 Aug 2026 Wassenaar Yvonne Director Sell 721 $54K
03 Aug 2026 Nithrakashyap Arvind Chief Technology Officer Sell 12,820 $949K
15 Jul 2026 Choudary Kiran Kumar Chief Financial Officer Sell 28,000 $2.29M
13 Jul 2026 Mhatre Ravi Director Sell 3,979 $331K
08 Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 12,820 $1.08M
07 Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 12,820 $1.12M
06 Jul 2026 Nithrakashyap Arvind Chief Technology Officer Sell 12,820 $1.13M
01 Jul 2026 THOMPSON JOHN WENDELL Director Sell 13,500 $1.12M
01 Jul 2026 Wassenaar Yvonne Director Sell 721 $59K

Showing the 12 most recent of 20 open-market trades in this window. The figures above count all of them.

Compensation mechanics Share grants, option exercises, tax withholding and transfers. They reach the same Form 4 as a trade, but they are not the insider buying or selling on the open market, so no purchase or sale value applies to them.

Date Insider Type Shares Value
05 Aug 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820
04 Aug 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820
03 Aug 2026 THOMPSON JOHN WENDELL Director Other 11,000
03 Aug 2026 Nithrakashyap Arvind Chief Technology Officer Other 2,502
15 Jul 2026 Choudary Kiran Kumar Chief Financial Officer Other 12,000
10 Jul 2026 Mhatre Ravi Director Other 2,855,013
08 Jul 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820
07 Jul 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820
06 Jul 2026 Nithrakashyap Arvind Chief Technology Officer Other 12,820
01 Jul 2026 THOMPSON JOHN WENDELL Director Other 11,000
24 Jun 2026 Mhatre Ravi Director Other 2,855,013
16 Jun 2026 Choudary Kiran Kumar Chief Financial Officer Tax withheld 13,995 $977K

Showing the 12 most recent of 25 compensation filings in this window. The figures above count all of them.

RBRK reported financials

SEC EDGAR XBRL

RBRK reported revenue of $1.3B for the fiscal year ended 31 Jan 2026. Net income over the same period was −$348.8M.

Figure Reported Period
Revenue $1.3B 31 Jan 2026 fiscal year
Net income −$348.8M 31 Jan 2026 fiscal year
Diluted EPS −$1.78 31 Jan 2026 fiscal year
Total assets $2.8B 30 Apr 2026 at period end
Total equity −$481.3M 30 Apr 2026 at period end

Source: SEC EDGAR XBRL company facts · latest period ended 30 Apr 2026

RBRK earnings

SEC EDGAR
Date Period EPS Revenue
30 Apr 2026 Q1 2027 $-0.21 $387M
31 Jan 2026 FY 2026 $-1.78 $1.32B
31 Oct 2025 Q3 2026 $-0.32 $350M
31 Jul 2025 Q2 2026 $-0.49 $310M
30 Apr 2025 Q1 2026 $-0.53 $278M
31 Jan 2025 FY 2025 $-7.48 $887M
31 Oct 2024 Q3 2025 $-0.71 $236M
31 Jul 2024 Q2 2025 $-0.98 $205M

Next report no date announced in SEC filings yet

Reported figures & scheduled dates · SEC EDGAR filings

RBRK institutional holders

SEC Form 13F

9 of the 45 institutional funds we track reported a RBRK position for the quarter ended 30 Jun 2026 — a combined $916.7M; the latest of those filings landed 14 Aug 2026.

Fund Action Shares Value
AQR Capital Management Added +348.7% shares 9,947,988 $780.1M
Two Sigma Investments Trimmed −75.7% shares 561,015 $45.0M
Renaissance Technologies Added +34.9% shares 509,189 $40.9M
ARK Investment Management Held (±25%) −7.5% shares 365,426 $29.3M
Millennium Management Trimmed −67.2% shares 131,091 $10.5M
Point72 Asset Management Added +156.1% shares 52,944 $4.3M
Marshall Wace Trimmed −88.4% shares 42,031 $3.4M
D. E. Shaw & Co. Held (±25%) −0.8% shares 33,464 $2.7M
Man Group Held (±25%) −14.6% shares 6,168 $495K
Bridgewater Associates Exited

Source: SEC EDGAR 13F filings

RBRK fails-to-deliver

SEC CNS data

On 23 Jul 2026, 50 shares of RBRK failed to deliver (about $4K).

Settlement date Shares failed Notional % of shares out
23 Jul 2026 50 $4K <0.001%
20 Jul 2026 1,676 $132K 0.001%
16 Jul 2026 12,860 $1.0M 0.006%
09 Jul 2026 800 $68K <0.001%
08 Jul 2026 1,066 $93K 0.001%

Source: SEC fails-to-deliver (CNS) data

RBRK — frequently asked questions

From live data

How often is RBRK mentioned on Reddit?

RBRK was mentioned 4 times in the last 7 days across the finance subreddits we track, and 18 times over the trailing 30 days.

Is Reddit bullish or bearish on RBRK?

Across 18 classified RBRK mentions in the last 30 days, 72% read bullish, 0% bearish and 28% neutral. Crowd sentiment is a social signal, not investment advice.

When did RBRK last report earnings?

nan (RBRK) last reported earnings on 30 Apr 2026 for Q1 2027, per SEC filings.

Are RBRK insiders buying or selling?

SEC Form 4 filings over the last 90 days show 0 buys and 20 sells by RBRK insiders on the open market. A further 25 filings were grants, awards, gifts or exercises rather than open-market trades.

What exchange is RBRK listed on?

nan trades on NYSE under the ticker RBRK.

Answers are generated from the live figures on this page — Reddit crowd data, SEC filings and open company records — and update as the data does.