Question 1

Does Simplex Trading own ALT stock?

Accepted Answer

Yes. As of its Q3 2026 13F, Simplex Trading holds 146,416 shares of ALT (Altimmune), worth $418,749.

Question 2

How many shares of ALT does Simplex Trading own?

Accepted Answer

As of its Q3 2026 13F, Simplex Trading holds 146,416 shares of ALT (Altimmune).

Question 3

What is Simplex Trading's ALT position worth?

Accepted Answer

As of its Q3 2026 13F, Simplex Trading's ALT position is worth $418,749.

Question 4

Is Simplex Trading buying or selling ALT?

Accepted Answer

In Q3 2026, Simplex Trading opened a new ALT position of 146,416 shares.

Question 5

When did Simplex Trading first buy ALT?

Accepted Answer

Simplex Trading first reported ALT in its Q1 2020 13F and has listed it in 17 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q3 Latest	New	146,416	—	$418,749	0.0%	$2.86	33
2026-Q2	Exited	0	-100.0%	$0	0.0%	$3.04	0
2026-Q1	New	22,841	—	$70,350	0.0%	$3.08	32
2025-Q4	Exited	0	-100.0%	$0	0.0%	$3.61	0
2025-Q3	Increased	213,709	+113.8%	$805,000	0.0%	$3.77	40
2025-Q2	Increased	99,967	+380.1%	$386,000	0.0%	$3.87	38
2025-Q1	Decreased	20,821	-88.5%	$104,000	0.0%	$5.00	0
2024-Q4	Increased	181,172	+36.0%	$1.3M	0.0%	$7.21	33
2024-Q3	Decreased	133,165	-19.8%	$817,000	0.0%	$6.14	0