Question 1

Does Cubist Systematic Strategies own MRNA stock?

Accepted Answer

As of its last 13F, for Q3 2025, Cubist Systematic Strategies held 48,641 shares of MRNA (Moderna), worth $1.3M.

Question 2

How many shares of MRNA does Cubist Systematic Strategies own?

Accepted Answer

As of its last 13F, for Q3 2025, Cubist Systematic Strategies held 48,641 shares of MRNA (Moderna).

Question 3

What is Cubist Systematic Strategies' MRNA position worth?

Accepted Answer

As of its last 13F, for Q3 2025, Cubist Systematic Strategies' MRNA position was worth $1.3M.

Question 4

Is Cubist Systematic Strategies buying or selling MRNA?

Accepted Answer

In Q3 2025, Cubist Systematic Strategies reduced its MRNA position by 203,368 shares (-80.7%).

Question 5

When did Cubist Systematic Strategies first buy MRNA?

Accepted Answer

Cubist Systematic Strategies first reported MRNA in its Q2 2019 13F and listed it in 17 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2025-Q3 Latest	Decreased	48,641	-80.7%	$1.3M	0.0%	$25.83	0
2025-Q2	New	252,009	—	$7M	0.0%	$27.59	38
2025-Q1	Exited	0	-100.0%	$0	0.0%	$28.35	0
2024-Q4	New	55,802	—	$2.3M	0.0%	$41.58	36