Question 1

Does Boston Trust Walden own IDCC stock?

Accepted Answer

Yes. As of its Q3 2026 13F, Boston Trust Walden holds 1,435 shares of IDCC (Interdigital), worth $467,910.

Question 2

How many shares of IDCC does Boston Trust Walden own?

Accepted Answer

As of its Q3 2026 13F, Boston Trust Walden holds 1,435 shares of IDCC (Interdigital).

Question 3

What is Boston Trust Walden's IDCC position worth?

Accepted Answer

As of its Q3 2026 13F, Boston Trust Walden's IDCC position is worth $467,910.

Question 4

Is Boston Trust Walden buying or selling IDCC?

Accepted Answer

In Q3 2026, Boston Trust Walden reduced its IDCC position by 33 shares (-2.3%).

Question 5

When did Boston Trust Walden first buy IDCC?

Accepted Answer

Boston Trust Walden already held IDCC in its Q1 2019 13F, the earliest on record, and has listed it in 31 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price
2026-Q3 Latest	Decreased	1,435	-2.3%	$467,910	0.0%	$325.34
2026-Q2	Decreased	1,468	-98.1%	$415,635	0.0%	$282.41
2026-Q1	Decreased	78,203	-43.8%	$23.6M	0.2%	$300.57
2025-Q4	Decreased	139,215	-35.3%	$44.3M	0.3%	$316.16
2025-Q3	Decreased	215,145	-19.5%	$74.3M	0.5%	$342.12
2025-Q2	Decreased	267,255	-2.1%	$59.9M	0.4%	$221.62
2025-Q1	Decreased	273,006	-1.6%	$56.4M	0.4%	$203.70
2024-Q4	Decreased	277,571	-44.5%	$53.8M	0.4%	$190.40
2024-Q3	Decreased	499,718	-21.2%	$70.8M	0.5%	$138.78