Question 1

Does Dimensional Fund Advisors own CALX stock?

Accepted Answer

Yes. As of its Q2 2026 13F, Dimensional Fund Advisors holds 1,309,436 shares of CALX (Calix), worth $48.9M.

Question 2

How many shares of CALX does Dimensional Fund Advisors own?

Accepted Answer

As of its Q2 2026 13F, Dimensional Fund Advisors holds 1,309,436 shares of CALX (Calix).

Question 3

What is Dimensional Fund Advisors' CALX position worth?

Accepted Answer

As of its Q2 2026 13F, Dimensional Fund Advisors' CALX position is worth $48.9M.

Question 4

Is Dimensional Fund Advisors buying or selling CALX?

Accepted Answer

In Q2 2026, Dimensional Fund Advisors increased its CALX position by 90,941 shares (+7.5%).

Question 5

When did Dimensional Fund Advisors first buy CALX?

Accepted Answer

Dimensional Fund Advisors already held CALX in its Q3 2019 13F, the earliest on record, and has listed it in 28 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q2 Latest	Increased	1.3M	+7.5%	$48.9M	0.0%	$37.32	32
2026-Q1	Increased	1.2M	+28.4%	$59.7M	0.0%	$48.99	37
2025-Q4	Increased	948,619	+0.3%	$50.2M	0.0%	$52.93	29
2025-Q3	Decreased	945,865	-13.1%	$58M	0.0%	$61.37	0
2025-Q2	Decreased	1.1M	-36.9%	$57.9M	0.0%	$53.19	0
2025-Q1	Decreased	1.7M	-5.8%	$61.1M	0.0%	$35.44	0
2024-Q4	Increased	1.8M	+4.3%	$63.9M	0.0%	$34.87	31
2024-Q3	Decreased	1.8M	-2.0%	$68.2M	0.0%	$38.79	0