Institutional Fund
Advisor Os, LLC
Chicago, ILCIK 17675805 filings on record
Portfolio Value
$1.38B
Q1 2026
Holdings
570
Reported positions
New Buys
146
Opened this quarter
QoQ Change
+11.3%
from $1.24B
Portfolio Value Trend
Reported 13F value by quarter
Portfolio value trend — upgrade to see history
UpgradeTop Allocations
Largest positions by weight
- Vanguard Index Fds7.0%
- Vanguard Specialized Funds4.3%
- Janus Detroit Str Tr4.3%
- Pimco ETF Tr4.1%
- T Rowe Price ETF Inc3.5%
- Blackrock ETF Trust II3.4%
- Other73.4%
Portfolio Holdings
570 positions · Q1 2026
| # | Security | Shares | Value | % Port. | Δ Shares | Activity |
|---|---|---|---|---|---|---|
| 1 | Vanguard Index Fds | 162.4K | $97.06M | 7.0% | −11.2K | Reduced |
| 2 | Vanguard Specialized Funds | 276.3K | $59.43M | 4.3% | −27.0K | Reduced |
| 3 | Janus Detroit Str Tr | 1.18M | $59.35M | 4.3% | +56.2K | Added |
| 4 | Pimco ETF Tr | 569.5K | $57.27M | 4.1% | −257.4K | Reduced |
| 5 | T Rowe Price ETF Inc | 1.09M | $48.17M | 3.5% | +900.6K | Added |
| 6 | Blackrock ETF Trust II | 898.3K | $46.65M | 3.4% | +898.3K | New |
| 7 | Apple Inc | 168.8K | $42.85M | 3.1% | −1.0K | Reduced |
| 8 | Dimensional ETF Trust | 946.8K | $33.64M | 2.4% | +946.8K | New |
| 9 | Bny Mellon ETF Trust II | 1.12M | $33.20M | 2.4% | +280.6K | Added |
| 10 | Northrop Grumman Corp | 48.6K | $33.13M | 2.4% | −44 | Reduced |
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