Live Markets
Wednesday, July 29, 2026·George Town, KY·29°·Partly Cloudy
Markets Open · NYSE·Newsletter·Masthead·
VOL. XII · NO. 117Established MMXIV · George Town, Grand CaymanAtlantic Edition · $4.50

The Cayman Journal

Finance · Business · Technology · Caribbean & Global Affairs

Institutional Manager · CIK 0002096700

William Mack & Associates, Inc.

TROY, MI · File #028-25873

Latest AUM
$212.5M
Positions
92
Top-10 Concentration
80.4%
Filings
5

Sector Allocation

Technology
7.3%$15.5M
Materials
1.2%$2.5M
Healthcare
0.8%$1.6M
Financials
0.7%$1.5M
Energy
0.6%$1.2M

Filing History

View all filings →

Top 20 Holdings — Dec 2025

#IssuerTickerSharesValue% of Portfolio
1VANGUARD SCOTTSDALE FDS92206C409544,662$43.4M21.55%
2VANGUARD TAX-MANAGED FDS921943858396,085$24.7M12.28%
3VANGUARD INDEX FDS92290862982,657$24.0M11.91%
4SPDR SERIES TRUST78464A359181,336$16.2M8.03%
5DIMENSIONAL ETF TRUST25434V781399,201$15.2M7.53%
6SCHWAB STRATEGIC TR808524300392,609$12.8M6.36%
7APPLE INCAAPL34,322$9.3M4.63%
8SCHWAB STRATEGIC TR808524755176,996$8.0M3.97%
9MICROSOFT CORPMSFT10,134$4.9M2.43%
10VANGUARD MUN BD FDS92290774669,081$3.5M1.72%
11VANGUARD INDEX FDS9229086379,721$3.1M1.52%
12AMAZON COM INCAMZN10,959$2.5M1.26%
13ALPHABET INCGOOG7,154$2.2M1.11%
14TESLA INCTSLA4,461$2.0M1.00%
15VANGUARD INDEX FDS9229083633,054$1.9M0.95%
16VANGUARD INDEX FDS9229087363,548$1.7M0.86%
17SCHWAB STRATEGIC TR80852440949,985$1.5M0.73%
18VANGUARD BD INDEX FDS92193783519,279$1.4M0.71%
19ISHARES TR46428750719,491$1.3M0.64%
20VANGUARD INTL EQUITY INDEX F9220427188,886$1.3M0.63%