Question 1

How many shares of SMMT does WELLINGTON MANAGEMENT GROUP LLP own?

Accepted Answer

As of 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP holds 441,934 shares of SMMT (SUMMIT THERAPEUTICS INC).

Question 2

What is WELLINGTON MANAGEMENT GROUP LLP's SMMT position worth?

Accepted Answer

As of 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP's SMMT position is worth $6.4M.

Question 3

Is WELLINGTON MANAGEMENT GROUP LLP buying or selling SMMT?

Accepted Answer

In 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP increased their SMMT position (+21.8% change in shares).

Question 4

When did WELLINGTON MANAGEMENT GROUP LLP first buy SMMT?

Accepted Answer

Based on available 13F filings, WELLINGTON MANAGEMENT GROUP LLP first reported a position in SMMT in 2024-Q3. They have held the position across 9 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	441,934	+21.8%	$6.4M	0.0%	$14.57	33
2026-Q1	New	362,858	—	$6.9M	0.0%	$15.11	38
2025-Q3	Exited	0	-100.0%	$0	0.0%	$21.16	0
2025-Q2	Decreased	39,694	-2.0%	$844,689	0.0%	$20.60	0
2025-Q1	Increased	40,492	+0.9%	$781,091	0.0%	$20.32	25
2024-Q4	Decreased	40,119	-9.2%	$715,924	0.0%	$17.89	0
2024-Q3	Decreased	44,188	-83.5%	$967,718	0.0%	$20.89	0