Question 1

Does Dimensional Fund Advisors own CLDX stock?

Accepted Answer

Yes. As of its Q3 2026 13F, Dimensional Fund Advisors holds 1,148,479 shares of CLDX (Celldex Therapeutics), worth $37.2M.

Question 2

How many shares of CLDX does Dimensional Fund Advisors own?

Accepted Answer

As of its Q3 2026 13F, Dimensional Fund Advisors holds 1,148,479 shares of CLDX (Celldex Therapeutics).

Question 3

What is Dimensional Fund Advisors' CLDX position worth?

Accepted Answer

As of its Q3 2026 13F, Dimensional Fund Advisors' CLDX position is worth $37.2M.

Question 4

Is Dimensional Fund Advisors buying or selling CLDX?

Accepted Answer

In Q3 2026, Dimensional Fund Advisors increased its CLDX position by 74,494 shares (+6.9%).

Question 5

When did Dimensional Fund Advisors first buy CLDX?

Accepted Answer

Dimensional Fund Advisors already held CLDX in its Q3 2019 13F, the earliest on record, and has listed it in 25 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q3 Latest	Increased	1.1M	+6.9%	$37.2M	0.0%	$32.41	31
2026-Q2	Increased	1.1M	+1.4%	$40M	0.0%	$37.21	29
2026-Q1	Increased	1.1M	+62.6%	$33.6M	0.0%	$31.72	42
2025-Q4	Increased	651,716	+153.5%	$17.7M	0.0%	$27.16	46
2025-Q3	Increased	257,083	+78.7%	$6.7M	0.0%	$25.87	42
2025-Q2	New	143,886	—	$2.9M	0.0%	$20.35	36