Question 1

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

Accepted Answer

As of 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP holds 655,298 shares of ERAS (Erasca, Inc.).

Question 2

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

Accepted Answer

As of 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP's ERAS position is worth $12M.

Question 3

Is WELLINGTON MANAGEMENT GROUP LLP buying or selling ERAS?

Accepted Answer

In 2026-Q2, WELLINGTON MANAGEMENT GROUP LLP increased their ERAS position (+10.1% change in shares).

Question 4

When did WELLINGTON MANAGEMENT GROUP LLP first buy ERAS?

Accepted Answer

Based on available 13F filings, WELLINGTON MANAGEMENT GROUP LLP first reported a position in ERAS in 2024-Q4. They have held the position across 7 quarters.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	655,298	+10.1%	$12M	0.0%	$18.32	31
2026-Q1	Increased	595,379	+9.6%	$9.6M	0.0%	$14.10	30
2025-Q4	Decreased	543,196	-9.6%	$2M	0.0%	$3.54	0
2025-Q3	Decreased	600,580	-32.2%	$1.3M	0.0%	$2.11	0
2025-Q2	Increased	885,651	+4.2%	$1.1M	0.0%	$1.31	26
2025-Q1	Increased	850,147	+82.6%	$1.2M	0.0%	$1.52	39
2024-Q4	New	465,672	—	$1.2M	0.0%	$2.55	35