Question 1

Does Morgan Stanley own RBRK stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Morgan Stanley holds 1,542,643 shares of RBRK (Rubrik), worth $123.8M.

Question 2

How many shares of RBRK does Morgan Stanley own?

Accepted Answer

As of its Q2 2026 13F, Morgan Stanley holds 1,542,643 shares of RBRK (Rubrik).

Question 3

What is Morgan Stanley's RBRK position worth?

Accepted Answer

As of its Q2 2026 13F, Morgan Stanley's RBRK position is worth $123.8M.

Question 4

Is Morgan Stanley buying or selling RBRK?

Accepted Answer

In Q2 2026, Morgan Stanley reduced its RBRK position by 179,538 shares (-10.4%).

Question 5

When did Morgan Stanley first buy RBRK?

Accepted Answer

Morgan Stanley already held RBRK in its Q2 2024 13F, the earliest on record, and has listed it in 9 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Decreased	1.5M	-10.4%	$123.8M	0.0%	$80.28	0
2026-Q1	Increased	1.7M	+38.6%	$84.3M	0.0%	$53.87	39
2025-Q4	Decreased	1.2M	-26.1%	$95M	0.0%	$77.87	0
2025-Q3	Increased	1.7M	+82.3%	$138.4M	0.0%	$83.34	47
2025-Q2	Decreased	922,663	-36.1%	$82.7M	0.0%	$87.38	0
2025-Q1	Increased	1.4M	+48.5%	$88.1M	0.0%	$63.66	41
2024-Q4	Increased	973,096	+630.7%	$63.6M	0.0%	$65.36	48
2024-Q3	Increased	133,175	+117.3%	$4.3M	0.0%	$32.15	43
2024-Q2	First report	61,287	-	$1.9M	0.0%	$30.66	0

RBRK9 quarters

RBRK
9 quarters