Institutional Manager · CIK 0001318601

Acropolis Investment Management, LLC

St. Louis, MO · File #028-11847

Latest AUM

$2.22B

Positions

297

Top-10 Concentration

65.3%

Filings

Portfolio Value Over Time

2024-03

2024-06

2024-09

2024-12

2025-03

2025-06

2025-09

2025-12

Biggest QoQ Changes

Ranked by conviction flow (share change × current price) so mark-to-market moves don't dominate. Price effect column shows how much of the $ change was just the stock moving.

Action	Issuer	Ticker / CUSIP	Δ Shares	Flow ($)	Price Effect
ADD	DIMENSIONAL ETF TRUST	25434V872	+2,683,370	+$114.2M	+$59,959
REDUCE	VANGUARD BD INDEX FDS	921937835	-1,193,560	-$88.4M	+$982,721
ADD	VANGUARD SCOTTSDALE FDS	92206C706	+1,434,397	+$86.0M	+$8,803
NEW	J P MORGAN EXCHANGE TRADED F	46654Q575	+1,364,694	+$69.7M	$0
REDUCE	VANGUARD SCOTTSDALE FDS	92206C102	-1,070,122	-$62.8M	-$97,060
REDUCE	VANGUARD SCOTTSDALE FDS	92206C771	-995,776	-$46.9M	+$1.3M
NEW	VANGUARD MALVERN FDS	922020748	+222,166	+$17.3M	$0
ADD	ISHARES TR	46434V282	+80,543	+$5.6M	+$1.2M
ADD	ISHARES TR	464288638	+92,227	+$5.0M	+$1.2M
ADD	ISHARES TR	46434V290	+53,379	+$4.0M	+$6.3M

Sector Allocation

3.0%$65.8M

1.1%$23.8M

0.9%$19.6M

0.8%$17.8M

0.8%$17.4M

Consumer Discretionary

0.7%$16.5M

Energy

0.4%$8.1M

Communication Services

0.3%$5.9M

Materials

0.1%$3.2M

Utilities

0.1%$3.2M

Filing History

Jan 14, 202613F HOLDINGS REPORTQ/E Dec 2025297 pos · $2.22B
Oct 7, 202513F HOLDINGS REPORTQ/E Sep 2025266 pos · $1.97B
Jul 14, 202513F HOLDINGS REPORTQ/E Jun 2025245 pos · $1.82B
Apr 17, 202513F HOLDINGS REPORTQ/E Mar 2025298 pos · $1.69B
Jan 14, 202513F HOLDINGS REPORTQ/E Dec 2024301 pos · $1.69B
Nov 14, 202413F HOLDINGS REPORT (Amended)Q/E Sep 2024299 pos · $1.68B
Oct 31, 202413F HOLDINGS REPORTQ/E Sep 2024290 pos · $1.58B
Jul 16, 202413F HOLDINGS REPORTQ/E Jun 2024290 pos · $1.58B
Apr 17, 202413F HOLDINGS REPORTQ/E Mar 2024287 pos · $1.53B
Oct 11, 202313F HOLDINGS REPORTQ/E Dec 2023275 pos · $1.29B

Top 20 Holdings — Dec 2025

#	Issuer	Ticker	Shares	Value	% of Portfolio
1	VANGUARD INDEX FDS	922908363	568,515	$356.5M	17.78%
2	VANGUARD TAX-MANAGED FDS	921943858	2,812,424	$175.7M	8.76%
3	DIMENSIONAL ETF TRUST	25434V872	2,883,234	$122.7M	6.12%
4	ISHARES TR	464287804	999,769	$120.2M	5.99%
5	ISHARES TR	464287507	1,725,917	$113.9M	5.68%
6	ISHARES TR	464288638	2,059,152	$110.9M	5.53%
7	VANGUARD SCOTTSDALE FDS	92206C706	1,507,605	$90.4M	4.51%
8	VANGUARD BD INDEX FDS	921937835	1,039,888	$77.0M	3.84%
9	ISHARES TR	46434V290	968,630	$72.5M	3.62%
10	J P MORGAN EXCHANGE TRADED F	46654Q575	1,364,694	$69.7M	3.48%
11	VANGUARD INTL EQUITY INDEX F	922042858	1,015,418	$54.6M	2.72%
12	VANGUARD INDEX FDS	922908637	167,164	$52.6M	2.62%
13	VANGUARD SCOTTSDALE FDS	92206C102	870,938	$51.2M	2.55%
14	ISHARES TR	46432F842	463,721	$41.5M	2.07%
15	ISHARES TR	46432F396	139,337	$34.9M	1.74%
16	VANGUARD SCOTTSDALE FDS	92206C771	736,411	$34.7M	1.73%
17	ISHARES TR	46434V449	641,150	$30.8M	1.53%
18	DIMENSIONAL ETF TRUST	25434V666	897,676	$30.7M	1.53%
19	DIMENSIONAL ETF TRUST	25434V807	520,176	$26.0M	1.29%
20	APPLE INC	AAPL	90,598	$24.6M	1.23%