Winmill & Co. Inc.

In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 13, 2026), Winmill & Co. Inc. reported 55 stock positions worth $451.6 million. Its top holding was Lam Research (LRCX) at 10.5% of the portfolio, followed by Steel Dynamics (STLD, 8.6%) and Alphabet Class A (GOOGL, 8.6%). Compared with Q1 2026, it opened 7 new positions, sold out of 5, added to 1 and reduced 1. The biggest buy was a new position in Microsoft (MSFT) and the biggest sale an exit from HCA Healthcare (HCA).

Most Recent 13F
Q2 2026
Location
WALPOLE, NH
CIK
0000052234
Portfolio Value
$451.6M (Q2 2026)
SEC Filing
0000892712-26-000347 ↗ filed Aug 13, 2026

Holdings Value

0$100.0M$200.0M$300.0M$400.0M$500.0M Q1 2024: $351.3M Q1 2024 Q2 2024: $293.2M Q2 2024 Q3 2024: $297.2M Q3 2024 Q4 2024: $309.0M Q4 2024 Q1 2025: $329.0M Q1 2025 Q2 2025: $359.6M Q2 2025 Q3 2025: $412.4M Q3 2025 Q4 2025: $374.9M Q4 2025 Q1 2026: $346.6M Q1 2026 Q2 2026: $451.6M $451.6M Q2 2026

Holdings 55 stocks · $451.6M
LRCX Lam Research Corp. 10.46% 109,000 $47.2M No change
STLD Steel Dynamics Inc. 8.57% 168,747 $38.7M No change
GOOGL Alphabet Inc. Class A 8.55% 108,100 $38.6M No change
IBKR Interactive Brokers Gro Class A 6.31% 327,200 $28.5M No change
WSM Williams-Sonoma Inc. 5.73% 111,000 $25.9M Reduce -0.9%
MLI Mueller Industries Inc. 4.61% 169,280 $20.8M No change
IAG Iamgold Corp. 4.17% 1,190,000 $18.8M No change
URI United Rentals Inc. 3.87% 15,409 $17.5M No change
PGR Progressive Corp. 3.86% 79,765 $17.4M Add +24.6%
NMIH Nmi Holdings Inc. filed as NMI HLDGS INC 3.60% 396,095 $16.3M No change
YOU Clear Secure Inc. Class A 3.57% 289,135 $16.1M No change
MSFT Microsoft Corp. 3.29% 39,775 $14.8M New
ESNT Essent Group Ltd. 3.05% 214,500 $13.8M No change
LPLA LPL Financial Holdings Inc. 2.90% 46,500 $13.1M No change
QLYS Qualys Inc. 2.70% 88,641 $12.2M No change
DDS Dillards Inc. Class A 2.52% 21,538 $11.4M No change
NUTX Nutex Health Inc. 2.47% 65,350 $11.2M No change
AMP Ameriprise Financial Inc. 2.23% 21,990 $10.1M New
DUOL Duolingo 2.20% 86,552 $10.0M New
WTM White Mountains Insurance GP 2.20% 4,800 $10.0M New
NVR NVR Inc. 1.60% 1,062 $7.2M No change
GDDY GoDaddy Inc. Class A 1.54% 82,200 $7.0M New
ALRM Alarm.com Holdings Inc. 1.30% 126,100 $5.9M No change
UNH Unitedhealth Group Inc. 1.24% 13,500 $5.6M No change
MA Mastercard Inc. Class A 1.14% 10,000 $5.1M No change
SELF Global Self Storage Inc. 0.68% 586,500 $3.1M No change
SSRM SSR Mining Inc. 0.59% 95,000 $2.7M No change
JPM JPMorgan Chase & Co. 0.49% 6,800 $2.2M No change
AUGO Aura Minerals Inc. 0.49% 35,000 $2.2M No change
WPM Wheaton Precious Metals Corp. 0.42% 16,700 $1.9M No change
BTG B2GOLD Corp. 0.39% 475,000 $1.8M No change
MUX McEwen Inc. 0.39% 97,500 $1.8M No change
RGLD Royal Gold Inc. 0.37% 8,400 $1.7M No change
KGC Kinross Gold Corp. 0.36% 68,500 $1.6M No change
EXR Extra Space Storage Inc. 0.32% 10,027 $1.5M No change
BRK.B Berkshire Hathaway Inc. Class B 0.28% 2,500 $1.3M No change
GLD SPDR Gold Shares 0.27% 3,290 $1.2M No change
MAX Mediaalpha Inc. Class A 0.18% 65,102 $818K New
SLV iShares Silver Trust 0.18% 15,070 $806K No change
EVER Everquote Inc. Class A 0.17% 32,400 $771K No change
META Meta Platforms Inc. Class A 0.14% 1,150 $648K No change
NRDS Nerdwallet Inc. Class A 0.14% 70,000 $648K New
CUBE Cubesmart 0.12% 14,000 $557K No change
PSA Public Storage 0.12% 1,700 $541K No change
BBW Build-A-Bear Workshop Inc. 0.11% 16,500 $505K No change
GOOG Alphabet Inc. Class C 0.05% 574 $205K No change
MXE Mexico Equity and Income FD 0.02% 6,000 $78K No change
SPE Special Opportunities Fund 0.01% 2,093 $28K No change
BRW Saba Capital Income & Opport 0.01% 3,700 $24K No change
SWZ Total Return Securities Fund 0.00% 2,250 $13K No change
PCF High Income Securities Fund 0.00% 662 $4K No change
CEFS Saba Opport Hedg Cef ETF-Usd 0.00% 100 $3K No change
GRF Eagle Capital Growth Fund 0.00% 100 $1K No change
SABA Saba Capital Income & Opp II 0.00% 17 $142 No change
SVVC Firsthand Technology Value 0.00% 100 $2 No change
Other holdings (1): bonds, preferreds, convertibles and warrants · $5K (not counted above)
SecurityClassShares / PrincipalValueChange
SPECIAL OPPORTUNITY FUND (SPE 2.75 01/27/27 C) 2.75% CNV PFD C 200$5KNo change

Total filed on the 13F, all lines: $451.7M.

Portfolio Sells Q1 2026 → Q2 2026
HCA HCA Healthcare Inc. Sold out 0.00% −3.61
AEM Agnico Eagle Mines Ltd. Sold out 0.00% −0.88
ELV Elevance Health Inc. Sold out 0.00% −0.81
NEM Newmont Corp. Sold out 0.00% −0.63
TFPM Triple Flag Precious Met Sold out 0.00% −0.54
WSM Williams-Sonoma Inc. Reduce -0.9% 5.73% −0.16

Portfolio Buys Q1 2026 → Q2 2026
MSFT Microsoft Corp. New 3.29% +3.29
AMP Ameriprise Financial Inc. New 2.23% +2.23
DUOL Duolingo New 2.20% +2.20
WTM White Mountains Insurance GP New 2.20% +2.20
GDDY GoDaddy Inc. Class A New 1.54% +1.54
PGR Progressive Corp. Add +24.6% 3.86% +0.20
MAX Mediaalpha Inc. Class A New 0.18% +0.18
NRDS Nerdwallet Inc. Class A New 0.14% +0.14

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 55$451.6MLRCX, STLD, GOOGL, IBKR, WSM
Q1 2026 53$346.6MGOOGL, STLD, LRCX, IAG, IBKR
Q4 2025 55$374.9MGOOGL, STLD, AZO, IBKR, WSM
Q3 2025 54$412.4MAZO, GOOGL, STLD, IBKR, WSM
Q2 2025 54$359.6MAZO, STLD, GOOGL, LPLA, WSM
Q1 2025 56$329.0MAZO, STLD, WSM, GOOGL, LPLA
Q4 2024 54$309.0MAZO, WSM, GOOGL, STLD, LPLA
Q3 2024Amended 53$297.2MAZO, STLD, WSM, NMIH, GOOGL
Q2 2024 57$293.2MSTLD, AZO, GOOGL, WSM, NMIH
Q1 2024 63$351.3MSTLD, AZO, WSM, CACC, GOOGL