Question 1

Does Dimensional Fund Advisors own IESC stock?

Accepted Answer

Yes. As of its Q3 2026 13F, Dimensional Fund Advisors holds 755,422 shares of IESC (IES Holdings), worth $242.6M.

Question 2

How many shares of IESC does Dimensional Fund Advisors own?

Accepted Answer

As of its Q3 2026 13F, Dimensional Fund Advisors holds 755,422 shares of IESC (IES Holdings).

Question 3

What is Dimensional Fund Advisors' IESC position worth?

Accepted Answer

As of its Q3 2026 13F, Dimensional Fund Advisors' IESC position is worth $242.6M.

Question 4

Is Dimensional Fund Advisors buying or selling IESC?

Accepted Answer

In Q3 2026, Dimensional Fund Advisors increased its IESC position by 334,999 shares (+79.7%).

Question 5

When did Dimensional Fund Advisors first buy IESC?

Accepted Answer

Dimensional Fund Advisors already held IESC in its Q3 2019 13F, the earliest on record, and has listed it in 29 quarterly 13F filings.

Quarter	Action	Shares	Change	Value	Weight	Price	Conviction
2026-Q3 Latest	Increased	755,422	+79.7%	$242.6M	0.0%	$321.08	47
2026-Q2	Decreased	420,423	-8.2%	$308.9M	0.1%	$734.66	0
2026-Q1	Increased	457,949	+0.2%	$218.1M	0.0%	$476.47	31
2025-Q4	Decreased	457,067	-9.1%	$177.8M	0.0%	$389.02	0
2025-Q3	Decreased	502,758	-10.7%	$199.9M	0.0%	$397.65	0
2025-Q2	Decreased	562,674	-12.5%	$166.7M	0.0%	$296.23	0
2025-Q1	Decreased	643,310	-3.1%	$106.2M	0.0%	$165.11	0
2024-Q4	Decreased	663,935	-2.2%	$133.4M	0.0%	$200.96	0
2024-Q3	Decreased	678,955	-5.8%	$135.5M	0.0%	$199.62	0