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CORNERSTONE ADVISORS ASSET MANAGEMENT, LLC — 13F Holdings & Portfolio

CIK 2044324 · latest 13F-HR filed 2026-05-07

Backtest portfolio

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM

$648.0M

Long-equity book

Holdings

134

Distinct positions

Period

2026-03-31

Filed 2026-05-07

Q/Q Activity

+5 / −4 / ↑38 / ↓26

vs 2025-12-31

Firm Profile & Key People
Name Title / Status Ownership Type

Top Adds (vs prior quarter)

  • Berkshire Hathaway Inc Class A$3.6M +470.9%
  • iShares 0-3 Month Treasury Bond ETF$3.1M +16.3%
  • SPDR Portfolio Aggregate Bond ETF$2.4M +5.8%
  • Schwab 1000 ETF$1.7M +26.9%
  • BondBloxx IRM Tax-Awr Shrt Dur ETF$1.5M +59.5%
Show all 38 →

Top Trims

  • iShares Aaa - A Rated Corporate Bond ETF-$2.5M -11.7%
  • iShares Core S&P 500 ETF-$2.5M -7.9%
  • BNY Mellon US Large Cap Core Equity ETF-$934.2K -49.9%
  • iShares Russell 1000 Growth ETF-$733.5K -9.9%
  • Vanguard Total Stock Market ETF-$505.9K -12.3%
Show all 26 →

New Positions

  • ISHARES MSCI USA QUALITY GAR$14.4M
  • State Street SPDR S&P 600 Small Cap Growth ETF$2.7M
  • iShares Gold Trust$415.2K
  • iMGP DBi Managed Futures Strategy ETF$247.1K
  • Linde PLC$215.7K
Show all 5 →

Exited Positions

  • MID PENN BANCORP INC$221.4K
  • HOME DEPOT INC$220.9K
  • ALPHABET INC$205.5K
  • VANGUARD WORLD FD$201.6K
Show all 4 →
All Holdings

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 Schwab US Large-Cap ETF SCHX 808524201 $76.8M 11.85% 2,994,436 SH
2 Vanguard FTSE All-Wld ex-US ETF VEU 922042775 $45.3M 6.99% 602,821 SH
3 SPDR Portfolio Aggregate Bond ETF SPAB 78464A649 $43.1M 6.65% 1,680,916 SH
4 Hartford Total Return Bond ETF HTRB 41653L305 $33.9M 5.23% 1,004,995 SH
5 iShares Core S&P 500 ETF IVV 464287200 $29.1M 4.50% 44,620 SH
6 Janus Henderson AAA CLO ETF JAAA 47103U845 $28.9M 4.46% 574,143 SH
7 SPDR Portfolio S&P 500 ETF SPYM 78464A854 $24.9M 3.84% 325,418 SH
8 iShares 0-3 Month Treasury Bond ETF SGOV 46436E718 $22.1M 3.41% 219,403 SH
9 iShares Aaa - A Rated Corporate Bond ETF QLTA 46429B291 $19.0M 2.93% 399,425 SH
10 SPDR Portfolio S&P 600 Sm Cap ETF SPSM 78468R853 $17.7M 2.73% 366,407 SH
11 NYLI MacKay Muni Insured ETF MMIN 45409F843 $16.6M 2.56% 700,318 SH
12 Goldman Sachs Equal Wght US Lg Cp Eq ETF GSEW 381430438 $16.1M 2.49% 190,285 SH
13 ISHARES MSCI USA QUALITY GAR GARP 46436E403 $14.4M 2.22% 224,439 SH
14 NYLI MacKay Muni Intermediate ETF MMIT 45409F827 $13.4M 2.07% 557,697 SH
15 Principal Spectrum Pref Secs Actv ETF PREF 74255Y888 $12.2M 1.88% 648,514 SH
16 Vanguard Large-Cap ETF VV 922908637 $11.5M 1.78% 38,602 SH
17 Vanguard Information Technology ETF VGT 92204A702 $9.3M 1.43% 13,306 SH
18 Schwab International Equity ETF SCHF 808524805 $8.5M 1.31% 342,720 SH
19 Schwab 1000 ETF SCHK 808524722 $8.1M 1.25% 258,167 SH
20 SPDR S&P 500 ETF SPY 78462F103 $7.4M 1.15% 11,447 SH
21 Vanguard Intl Div Apprec ETF VIGI 921946810 $6.8M 1.05% 76,783 SH
22 iShares Russell 1000 Growth ETF IWF 464287614 $6.7M 1.03% 15,620 SH
23 iShares Select Dividend ETF DVY 464287168 $6.5M 1.01% 43,077 SH
24 SPDR S&P 600 Small Cap Value ETF SLYV 78464A300 $6.0M 0.92% 63,149 SH
25 PGIM Ultra Short Bond ETF PULS 69344A107 $5.9M 0.90% 118,472 SH
26 SPDR Portfolio Developed Wld ex-US ETF SPDW 78463X889 $5.8M 0.90% 128,034 SH
27 iShares MSCI EAFE ETF EFA 464287465 $5.7M 0.88% 58,843 SH
28 iShares MSCI USA Quality Factor ETF QUAL 46432F339 $5.1M 0.79% 26,589 SH
29 Capital Group Municipal Income ETF CGMU 14020Y201 $4.9M 0.76% 180,439 SH
30 Vanguard Dividend Appreciation ETF VIG 921908844 $4.6M 0.71% 21,343 SH
31 Berkshire Hathaway Inc Class A BRK.A 084670108 $4.3M 0.66% 6 SH
32 Vanguard High Dividend Yield ETF VYM 921946406 $4.3M 0.66% 29,009 SH
33 Schwab US Small-Cap ETF SCHA 808524607 $4.0M 0.62% 137,921 SH
34 Vanguard Core-Plus Bond ETF VPLS 922020755 $4.0M 0.62% 51,600 SH
35 BondBloxx IRM Tax-Awr Shrt Dur ETF TAXX 09789C721 $4.0M 0.61% 78,788 SH
36 iShares Select U.S. REIT ETF ICF 464287564 $3.9M 0.61% 63,720 SH
37 Capital Group Core Plus Income ETF CGCP 14020Y102 $3.7M 0.58% 167,533 SH
38 iShares Core US Aggregate Bond ETF AGG 464287226 $3.7M 0.56% 36,865 SH
39 Schwab Municipal Bond ETF SCMB 808524649 $3.6M 0.56% 141,725 SH
40 Vanguard Total Stock Market ETF VTI 922908769 $3.6M 0.56% 11,250 SH
41 iShares International Dividend Gr ETF IGRO 46435G524 $3.4M 0.53% 41,041 SH
42 iShares Core S&P Mid-Cap ETF IJH 464287507 $3.4M 0.53% 50,453 SH
43 Vanguard Tax-Exempt Bond ETF VTEB 922907746 $3.2M 0.50% 64,949 SH
44 ProShares S&P 500 Dividend Aristocrats NOBL 74348A467 $3.2M 0.49% 29,875 SH
45 iShares Russell 2000 ETF IWM 464287655 $3.1M 0.48% 12,437 SH
46 iShares Core Total USD Bond Market ETF IUSB 46434V613 $2.8M 0.44% 61,680 SH
47 Vanguard Russell 2000 ETF VTWO 92206C664 $2.8M 0.44% 28,411 SH
48 Goldman Sachs Access Treasury 0-1 Yr ETF GBIL 381430529 $2.8M 0.44% 28,205 SH
49 iShares Core MSCI EAFE ETF IEFA 46432F842 $2.8M 0.43% 30,566 SH
50 iShares Core S&P Small-Cap ETF IJR 464287804 $2.7M 0.42% 22,052 SH
Filing History
Period Filed AUM Holdings Accession
2026-03-31 2026-05-07 $648.0M 134 0002044324-26-000004
2025-12-31 2026-02-11 $616.2M 133 0002044324-26-000001