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Super Investors CASTLEKEEP INVESTMENT ADVISORS LLC
CI

CASTLEKEEP INVESTMENT ADVISORS LLC

Quarterly 13F snapshot: US-listed longs only, no performance figures — 13F data cannot support them.

Portfolio value
$200M
Positions
76
Quarter ended
June 30, 2026
Filed
August 14, 2026

Reported portfolio value by quarter (11 quarters reported)

$221M $130M
Q4 23 Q3 24 Q2 25 Q1 26 Q2 26

$141M in Q4 2023 → $200M now. Hover for any quarter.

Holdings

As reported for the quarter ended June 30, 2026. Activity is the change in share count since the prior quarter's filing.

Holding % of portfolio Activity Shares Value
VI Vanguard Intl Equity Index F 10.2% Added 23% 230,380 $20.4M
BH Berkshire Hathaway Inc Del 8.3% Added 13% 32,987 $16.5M
SS SPDR Series Trust 7.2% Added 1.2% 211,894 $14.5M
VS Vanguard Specialized Funds 6.1% Added 5.3% 51,673 $12.2M
IE Invesco Exchange Traded Fd T 4.9% Added 0.4% 45,823 $9.75M
IT Ishares Tr 4.6% Trimmed 0.6% 67,838 $9.27M
TC Tortoise Capital Series Trus 4.4% Added 1.3% 211,148 $8.85M
HO Harris Oakmark ETF Trust 3.2% Added 22% 225,564 $6.35M
BH Berkshire Hathaway Inc Del 3.0% Unchanged 8 $5.99M
SS SPDR Series Trust 2.9% Trimmed 53% 58,289 $5.79M
WT Wisdomtree Tr 2.5% Added 6.8% 102,226 $5.03M
Citigroup Inc 2.5% Added 0.4% 35,579 $4.98M
SA Ssga Active ETF Tr 2.4% Added 78% 123,744 $4.88M
Boeing Co 2.4% Added 1.2% 22,103 $4.78M
GC Golub Cap Bdc Inc 2.4% Added 5.6% 366,121 $4.72M
Microsoft Corp 2.3% Added 245% 12,454 $4.65M
Goldman Sachs Group Inc 2.1% Added 0.7% 4,137 $4.18M
MF Midcap Financial Invstmnt Co 2.1% Added 4.7% 414,657 $4.18M
Oaktree Specialty Lending 1.7% Trimmed 14% 289,711 $3.46M
VS Vanguard Scottsdale Fds 1.4% Added 4.7% 21,126 $2.7M
VE Vaneck ETF Trust 1.2% Added 1.6% 136,655 $2.44M
JP J P Morgan Exchange Traded F 1.2% Trimmed 6.4% 45,617 $2.33M
DW Disney Walt Co 1.1% Added 0.6% 21,806 $2.1M
IE Invesco Exch Traded Fd Tr Ii 1.0% Trimmed 10% 102,771 $2.09M
I Ishares Inc 1.0% Unchanged 21,822 $2.04M
IT Ishares Tr 0.7% Added 1.3% 18,886 $1.31M
IB International Business Machs 0.6% Trimmed 6.1% 4,472 $1.26M
Ellington Financial Inc 0.6% Unchanged 88,884 $1.21M
Jpmorgan Chase & Co 0.6% Trimmed 6.5% 3,676 $1.2M
Cardinal Health Inc 0.6% Trimmed 6.5% 4,954 $1.18M
UP Union Pac Corp 0.6% Trimmed 6.7% 4,283 $1.16M
UP United Parcel Svcs Inc 0.6% Trimmed 6.7% 10,493 $1.13M
Deere & Co 0.6% Trimmed 6.7% 1,765 $1.12M
I Ishares Inc 0.6% Unchanged 5,525 $1.12M
Johnson & Johnson 0.5% Trimmed 6.7% 4,313 $1.1M
Linde PLC 0.5% Trimmed 6.7% 2,102 $1.09M
Coca Cola Co 0.5% Trimmed 6.7% 13,292 $1.08M
Home Depot Inc 0.5% Trimmed 6.7% 3,036 $1.07M
Novartis Ag 0.5% Trimmed 6.9% 6,792 $1.06M
Colgate Palmolive Co 0.5% Trimmed 6.7% 11,496 $1.05M
Chubb Limited 0.5% Trimmed 6.7% 3,078 $1.05M
Procter & Gamble Co 0.5% Trimmed 6.7% 6,898 $1.01M
General Dynamics Corp 0.5% Trimmed 6.7% 2,851 $1.01M
DD Danaher Corp Del 0.5% Trimmed 6.8% 5,268 $1M
Costco Wholesale Corporation 0.5% Trimmed 6.7% 1,033 $966K
Rtx Corporation 0.5% Trimmed 6.6% 5,024 $953K
Walmart Inc 0.5% Trimmed 6.7% 8,327 $943K
WT Wisdomtree Tr 0.5% Unchanged 24,155 $939K
Medtronic PLC 0.5% Trimmed 6.7% 11,834 $926K
Pepsico Inc 0.4% Trimmed 6.7% 6,555 $888K
Exxonmobil Holdings Corp 0.4% New 6,443 $881K
M Mcdonalds Corp 0.4% Trimmed 6.7% 3,187 $861K
Lockheed Martin Corp 0.4% Trimmed 6.7% 1,586 $808K
Ellington Credit Company 0.4% Unchanged 179,856 $795K
FT First Tr Exch Trd Alphdx Fd 0.3% Unchanged 12,495 $672K
I Ishares Inc 0.3% Unchanged 5,669 $616K
IT Ishares Tr 0.3% Unchanged 4,704 $561K
I Ishares Inc 0.2% Unchanged 15,074 $424K
I Ishares Inc 0.2% Unchanged 12,566 $372K
QS Quanta Svcs Inc 0.2% Unchanged 486 $350K

Showing top 60 of 76 positions.

Timeline of changes

What changed each quarter, from the filings' own share counts. Largest moves first; most recent 8 quarters.

Q2 2026

quarter ended June 30, 2026 · filed August 14, 2026

Company Action Shares changed Value of change % of portfolio
SS SPDR Series Trust Trimmed −65,907 −$6.55M 2.9%
VI Vanguard Intl Equity Index F Added +43,098 +$3.82M 10.2%
Microsoft Corp Added +8,843 +$3.3M 2.3%
Alphabet Inc Trimmed −8,886 −$3.18M 0.1%
SA Ssga Active ETF Tr Added +54,099 +$2.14M 2.4%
BH Berkshire Hathaway Inc Del Added +3,794 +$1.9M 8.3%
Exxon Mobil Corp Exited −6,904 −$1.17M —
HO Harris Oakmark ETF Trust Added +40,481 +$1.14M 3.2%
Exxonmobil Holdings Corp New +6,443 +$881K 0.4%
VS Vanguard Specialized Funds Added +2,591 +$613K 6.1%

Showing the 10 largest of 60 changes.

Q1 2026

quarter ended March 31, 2026 · filed May 11, 2026

Company Action Shares changed Value of change % of portfolio
GL Great Lakes Dredge & Dock Co Exited −428,358 −$5.62M —
Supernus Pharmaceuticals Inc Exited −50,130 −$2.49M —
Bread Financial Holdings Inc Exited −30,834 −$2.28M —
Adeia Inc Exited −124,053 −$2.14M —
Lyft Inc Exited −109,957 −$2.13M —
Janus Henderson Group PLC Exited −44,374 −$2.11M —
Globe Life Inc Exited −13,604 −$1.9M —
HB Harmony Biosciences Hldgs In Exited −50,120 −$1.88M —
Hartford Insurance Group Inc Exited −13,137 −$1.81M —
HI Hanover Ins Group Inc Exited −9,811 −$1.79M —

Showing the 10 largest of 79 changes.

Q4 2025

quarter ended December 31, 2025 · filed February 10, 2026

Company Action Shares changed Value of change % of portfolio
SA Ssga Active ETF Tr New +33,630 +$1.35M 0.6%
TS Tortoise Sustainable & Socia Exited −96,371 −$1.13M —
HO Harris Oakmark ETF Trust Added +31,712 +$899K 2.1%
CW Costco Whsl Corp New New +1,016 +$876K 0.4%
WT Wisdomtree Tr Added +21,710 +$847K 1.6%
PE Putnam ETF Trust New +27,393 +$838K 0.4%
Target Corp Exited −8,944 −$802K —
GC Golub Cap Bdc Inc Trimmed −42,228 −$573K 2.1%
IE Invesco Exch Traded Fd Tr Ii Added +19,077 +$401K 1.2%
GL Great Lakes Dredge & Dock Co Trimmed −26,171 −$343K 2.5%

Showing the 10 largest of 62 changes.

Q3 2025

quarter ended September 30, 2025 · filed November 05, 2025

Company Action Shares changed Value of change % of portfolio
Penguin Solutions Inc New +80,635 +$2.12M 1.0%
Microsoft Corp Trimmed −1,416 −$733K 0.7%
SS SPDR Series Trust Trimmed −7,081 −$705K 5.6%
Jpmorgan Chase & Co. Trimmed −2,219 −$700K 0.5%
Rtx Corporation Trimmed −3,667 −$614K 0.5%
General Dynamics Corp Trimmed −1,616 −$551K 0.5%
BH Berkshire Hathaway Inc Del Added +1,014 +$510K 6.2%
GC Golub Cap Bdc Inc Added +37,037 +$507K 2.4%
Lyft Inc Added +22,091 +$486K 1.1%
Supernus Pharmaceuticals Inc Added +10,065 +$481K 1.1%

Showing the 10 largest of 71 changes.

Q2 2025

quarter ended June 30, 2025 · filed August 05, 2025

Company Action Shares changed Value of change % of portfolio
SB SPDR Bloomberg 3 12 Mth T Bll ETF Exited −137,815 −$13.7M —
SS SPDR Series Trust New +127,671 +$12.7M 6.2%
SS SPDR Series Trust New +202,108 +$11.3M 5.5%
SS SPDR S&P Bank ETF Exited −180,611 −$9.57M —
IE Invesco Exchange Traded Fd T New +45,722 +$8.31M 4.1%
MP Managed Portfolio Series Exited −186,746 −$6.79M —
TC Tortoise Capital Series Trus New +187,317 +$6.69M 3.3%
Golub Capital Bdc Inc Exited −342,447 −$5.18M —
GC Golub Cap Bdc Inc New +340,352 +$4.99M 2.4%
IS Invsc S P 500 Equal Weight ETF Exited −28,722 −$4.98M —

Showing the 10 largest of 108 changes.

Q1 2025

quarter ended March 31, 2025 · filed May 02, 2025

Company Action Shares changed Value of change % of portfolio
SS SPDR S&P Bank ETF New +180,611 +$9.57M 4.9%
VI Vanguard Intl Equity Index F Added +106,967 +$7.51M 6.7%
BH Berkshire Hathaway Inc Del New +8 +$6.39M 3.3%
SS SPDR Ser Tr Exited −92,849 −$5.15M —
IS Invsc S P 500 Equal Weight ETF New +28,722 +$4.98M 2.6%
Oaktree Specialty Lending Co Added +276,782 +$4.25M 2.5%
Golub Capital Bdc Inc Added +260,982 +$3.95M 2.7%
MF Midcap Financial Invstmnt Co Added +298,782 +$3.84M 2.6%
BH Berkshire Hathaway Inc Del Added +6,399 +$3.41M 7.0%
MP Managed Portfolio Series Added +72,542 +$2.64M 3.5%

Showing the 10 largest of 86 changes.

Q4 2024

quarter ended December 31, 2024 · filed February 20, 2025

Company Action Shares changed Value of change % of portfolio
SB SPDR Bloomberg 3 12 Mth T Bll ETF New +164,098 +$16.3M 11.4%
SS SPDR Ser Tr Exited −161,446 −$16.1M —
JP J P Morgan Exchange Traded F Exited −110,186 −$5.61M —
JU Jpmorgan Ultra Shrt Muncipl Incm ETF New +109,162 +$5.54M 3.9%
Catalyst Pharmaceuticals Inc New +85,059 +$1.78M 1.2%
Adeia Inc New +126,935 +$1.77M 1.2%
Perdoceo Education Corp New +66,464 +$1.76M 1.2%
Cencora Inc New +7,820 +$1.76M 1.2%
VI Vanguard Intl Equity Index F Added +27,653 +$1.76M 3.5%
Janus Henderson Group PLC New +40,965 +$1.74M 1.2%

Showing the 10 largest of 115 changes.

Q3 2024

quarter ended September 30, 2024 · filed February 21, 2025

Company Action Shares changed Value of change % of portfolio
SB SPDR Bloomberg 3 12 Mth T Bll ETF Exited −170,726 −$17M —
SS SPDR Ser Tr New +161,446 +$16.1M 11.0%
JU Jpmorgan Ultra Shrt Muncipl Incm ETF Exited −111,086 −$5.64M —
JP J P Morgan Exchange Traded F New +110,186 +$5.61M 3.8%
SS SPDR Ser Tr New +103,762 +$5.49M 3.7%
VS Vanguard Specialized Funds Added +21,990 +$4.36M 4.3%
SS SPDR S&P Bank ETF Exited −93,577 −$4.34M —
CG Capital Group Dividend Value ETF Exited −116,766 −$3.85M —
GC Golub Cap Bdc Inc New +104,152 +$1.57M 1.1%
M/i Homes Inc New +7,372 +$1.26M 0.9%

Showing the 10 largest of 115 changes.

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