13F Insight
DOSSIER · 13F-HR · Q1 2026

Acropolis Investment Management, LLC

$2.3B in tracked AUM across 384 positions as of Q1 2026.

AI
CIK 0001318601 · last filed Mar 31, 2026
Total AUM
$2.3B
as of Q1 2026
Holdings
384
—
positions
Whale Score
63
63
tracked
Activity
—
no data
changes this Q
AI Analysis · Q1 2026
Comprehensive Analysis of Acropolis Investment Management, LLC 13F Filing
Portfolio Overview

Acropolis Investment Management, LLC has reported a substantial expansion in its portfolio management operations for the quarter ending December 31, 2025. The total portfolio value surged by 294.6%, growing from $563.33 million to $2.22 billion. This dramatic increase in Assets Under Management (AUM) suggests significant capital inflows, likely from institutional clients, rather than pu...

The portfolio demonstrates a high degree of diversification, holding 297 positions. The structure is highly systematic, relying heavily on Exchange Traded Funds (ETFs) to achieve broad market exposure. The "Unknown" sector allocation of $117.74M likely represents asset classes or ETFs that were not categorized in the provided data breakdown, potentially including commodities, real estate, or alternative strategies. The portfolio appears to be constructed with a focus on core-satellite investing, using large "core" holdings to capture market beta and smaller positions to express specific factor tilts.

Key Holdings

The portfolio is dominated by large-cap, liquid ETFs that serve as the foundation for the firm's asset allocation strategy.

Quarter at a glance — Q1 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q1 2026.

#HoldingValueSharesWeight
01
VOO
VANGUARD INDEX FDS
$341M570K15.1%02
VEA
VANGUARD TAX-MANAGED FDS
$178M2.8M7.9%03
DFCF
DIMENSIONAL ETF TRUST
$147M3.5M6.5%04
VGIT
VANGUARD SCOTTSDALE FDS
$129M2.2M5.7%05
IJR
ISHARES TR
$124M1000K5.5%06
IJH
ISHARES TR
$116M1.7M5.1%07
IGIB
ISHARES TR
$112M2.1M4.9%08
JMTG
J P MORGAN EXCHANGE TRADED F
$88M1.7M3.9%09
SMLF
ISHARES TR
$74M979K3.3%10
BND
VANGUARD BD INDEX FDS
$58M790K2.6%

Filing history

2026Q1Mar 31
$2.3B▲ 1.8%
384 positionsView →2025Q4Dec 31
$2.2B▲ 12.9%
297 positionsView →2025Q3Sep 30
$2.0B▲ 8.1%
266 positionsView →2025Q2Jun 30
$1.8B▲ 8.0%
245 positionsLocked2025Q1Mar 31
$1.7B▼ 0.5%
298 positionsLocked2024Q4Dec 31
$1.7B▲ 0.6%
301 positionsLocked2024Q3Sep 30
$1.7B▲ 6.4%
299 positionsLocked2024Q2Jun 30
$1.6B▲ 3.6%
290 positionsLocked2024Q1Mar 31
$1.5B▲ 6.5%
287 positionsLocked2023Q4Dec 31
$1.4B▲ 11.1%
284 positionsLocked2023Q3Sep 30
$1.3B▲ 1.2%
275 positionsLocked2023Q2Jun 30
$1.3B▲ 4.8%
256 positionsLocked
Showing 12 of 67