Question 1

Does Mariner own AXSM stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Mariner holds 18,262 shares of AXSM (Axsome Therapeutics), worth $4.5M.

Question 2

How many shares of AXSM does Mariner own?

Accepted Answer

As of its Q2 2026 13F, Mariner holds 18,262 shares of AXSM (Axsome Therapeutics).

Question 3

What is Mariner's AXSM position worth?

Accepted Answer

As of its Q2 2026 13F, Mariner's AXSM position is worth $4.5M.

Question 4

Is Mariner buying or selling AXSM?

Accepted Answer

In Q2 2026, Mariner increased its AXSM position by 1,448 shares (+8.6%).

Question 5

When did Mariner first buy AXSM?

Accepted Answer

Mariner already held AXSM in its Q4 2018 13F, the earliest on record, and has listed it in 14 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	18,262	+8.6%	$4.5M	0.0%	$244.77	29
2026-Q1	Increased	16,814	+10.0%	$2.8M	0.0%	$169.02	29
2025-Q4	Decreased	15,288	-8.0%	$2.8M	0.0%	$182.64	0
2025-Q3	Increased	16,617	+6.6%	$2M	0.0%	$121.45	28
2025-Q2	Increased	15,594	+5.6%	$1.6M	0.0%	$104.39	27
2025-Q1	Decreased	14,771	-2.3%	$1.7M	0.0%	$116.63	0
2024-Q4	Increased	15,120	+13.8%	$1.3M	0.0%	$84.61	29
2024-Q3	Increased	13,286	+323.5%	$1.2M	0.0%	$89.87	41