Vault-13

WINMILL & CO. INC

WALPOLE, NH · CIK 52234 · 13F filing filed 2026-08-13

No investment adviser registration (Form ADV) found for this filer. It may be a parent company whose subsidiaries are the registered advisers, a bank or insurer, or a manager based outside the US.

$451.7m reported value +30.3% vs Q1 2026
56positions
59.7%in top 10
7 new 1 added 1 reduced 5 sold out vs Q1 2026

This report includes the holdings of 1 other manager that shares the investment decisions:

Shares in two reports are counted once in each security's totals.

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#SecurityTickerShares Value% of portfolioChangeShares change
1 LAM RESEARCH CORP COM NEW LRCX LRCX 109,000 $47.2m10.46% 10.46% UnchangedShares held: Q3 2025 109.0k, Q4 2025 109.0k, Q1 2026 109.0k, Q2 2026 109.0k
2 STEEL DYNAMICS INC COM STLD STLD 168,747 $38.7m8.57% 8.57% UnchangedShares held: Q3 2025 168.7k, Q4 2025 168.7k, Q1 2026 168.7k, Q2 2026 168.7k
3 ALPHABET INC CAP STK CL A GOOGL GOOGL 108,100 $38.6m8.55% 8.55% UnchangedShares held: Q3 2025 108.1k, Q4 2025 108.1k, Q1 2026 108.1k, Q2 2026 108.1k
4 INTERACTIVE BROKERS GROUP IN COM CL A IBKR IBKR 327,200 $28.5m6.31% 6.31% UnchangedShares held: Q3 2025 327.2k, Q4 2025 327.2k, Q1 2026 327.2k, Q2 2026 327.2k
5 WILLIAMS SONOMA INC COM WSM WSM 111,000 $25.9m5.73% 5.73% ReducedShares held: Q3 2025 112.0k, Q4 2025 112.0k, Q1 2026 112.0k, Q2 2026 111.0k -994 -994 -0.9%
6 MUELLER INDS INC COM MLI MLI 169,280 $20.8m4.61% 4.61% UnchangedShares held: Q3 2025 169.3k, Q4 2025 169.3k, Q1 2026 169.3k, Q2 2026 169.3k
7 IAMGOLD CORP COM IAG IAG 1,190,000 $18.8m4.17% 4.17% UnchangedShares held: Q3 2025 1.2m, Q4 2025 1.2m, Q1 2026 1.2m, Q2 2026 1.2m
8 UNITED RENTALS INC COM URI URI 15,409 $17.5m3.87% 3.87% UnchangedShares held: Q3 2025 15.4k, Q4 2025 15.4k, Q1 2026 15.4k, Q2 2026 15.4k
9 PROGRESSIVE CORP COM PGR PGR 79,765 $17.4m3.86% 3.86% AddedShares held: Q3 2025 55.3k, Q4 2025 64.0k, Q1 2026 64.0k, Q2 2026 79.8k +15.8k +15,765 24.6%
10 NMI HLDGS INC COM NMIH NMIH 396,095 $16.3m3.60% 3.60% UnchangedShares held: Q3 2025 396.1k, Q4 2025 396.1k, Q1 2026 396.1k, Q2 2026 396.1k
11 CLEAR SECURE INC COM CL A YOU YOU 289,135 $16.1m3.57% 3.57% UnchangedShares held: Q3 2025 289.1k, Q4 2025 289.1k, Q1 2026 289.1k, Q2 2026 289.1k
12 MICROSOFT CORP COM MSFT MSFT 39,775 $14.8m3.29% 3.29% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 39.8k
13 ESSENT GROUP LTD COM ESNT ESNT 214,500 $13.8m3.05% 3.05% UnchangedShares held: Q3 2025 224.5k, Q4 2025 224.5k, Q1 2026 214.5k, Q2 2026 214.5k
14 LPL FINL HLDGS INC COM LPLA LPLA 46,500 $13.1m2.90% 2.90% UnchangedShares held: Q3 2025 48.9k, Q4 2025 48.9k, Q1 2026 46.5k, Q2 2026 46.5k
15 QUALYS INC COM QLYS QLYS 88,641 $12.2m2.70% 2.70% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 88.6k, Q2 2026 88.6k
16 DILLARDS INC CL A DDS DDS 21,538 $11.4m2.52% 2.52% UnchangedShares held: Q3 2025 21.5k, Q4 2025 21.5k, Q1 2026 21.5k, Q2 2026 21.5k
17 NUTEX HEALTH INC COM NUTX NUTX 65,350 $11.2m2.47% 2.47% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 65.3k, Q2 2026 65.3k
18 AMERIPRISE FINL INC COM AMP AMP 21,990 $10.1m2.23% 2.23% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 22.0k
19 DUOLINGO INC CL A COM DUOL DUOL 86,552 $10.0m2.20% 2.20% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 86.6k
20 WHITE MTNS INS GROUP LTD COM WTM WTM 4,800 $10.0m2.20% 2.20% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 4.8k
21 NVR INC COM NVR NVR 1,062 $7.2m1.60% 1.60% UnchangedShares held: Q3 2025 1.2k, Q4 2025 1.1k, Q1 2026 1.1k, Q2 2026 1.1k
22 GODADDY INC CL A GDDY GDDY 82,200 $7.0m1.54% 1.54% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 82.2k
23 ALARM COM HLDGS INC COM ALRM ALRM 126,100 $5.9m1.30% 1.30% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 126.1k, Q2 2026 126.1k
24 UNITEDHEALTH GROUP INC COM UNH UNH 13,500 $5.6m1.24% 1.24% UnchangedShares held: Q3 2025 16.5k, Q4 2025 16.5k, Q1 2026 13.5k, Q2 2026 13.5k
25 MASTERCARD INCORPORATED CL A MA MA 10,000 $5.1m1.14% 1.14% UnchangedShares held: Q3 2025 10.0k, Q4 2025 10.0k, Q1 2026 10.0k, Q2 2026 10.0k
26 GLOBAL SELF STORAGE INC COM SELF SELF 586,500 $3.1m0.68% 0.68% UnchangedShares held: Q3 2025 514.6k, Q4 2025 586.5k, Q1 2026 586.5k, Q2 2026 586.5k
27 SSR MINING IN COM SSRM SSRM 95,000 $2.7m0.59% 0.59% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 95.0k, Q2 2026 95.0k
28 JPMORGAN CHASE & CO COM JPM JPM 6,800 $2.2m0.49% 0.49% UnchangedShares held: Q3 2025 6.8k, Q4 2025 6.8k, Q1 2026 6.8k, Q2 2026 6.8k
29 AURA MINERALS INC SHS NEW AUGO AUGO 35,000 $2.2m0.49% 0.49% UnchangedShares held: Q3 2025 0, Q4 2025 35.0k, Q1 2026 35.0k, Q2 2026 35.0k
30 WHEATON PRECIOUS METALS CORP COM WPM WPM 16,700 $1.9m0.42% 0.42% UnchangedShares held: Q3 2025 11.7k, Q4 2025 15.7k, Q1 2026 16.7k, Q2 2026 16.7k
31 B2GOLD CORP COM BTG BTG 475,000 $1.8m0.39% 0.39% UnchangedShares held: Q3 2025 0, Q4 2025 300.0k, Q1 2026 475.0k, Q2 2026 475.0k
32 MCEWEN INC. COM NEW MUX MUX 97,500 $1.8m0.39% 0.39% UnchangedShares held: Q3 2025 0, Q4 2025 47.5k, Q1 2026 97.5k, Q2 2026 97.5k
33 ROYAL GOLD INC COM RGLD RGLD 8,400 $1.7m0.37% 0.37% UnchangedShares held: Q3 2025 5.3k, Q4 2025 8.4k, Q1 2026 8.4k, Q2 2026 8.4k
34 KINROSS GOLD CORP COM KGC KGC 68,500 $1.6m0.36% 0.36% UnchangedShares held: Q3 2025 68.5k, Q4 2025 68.5k, Q1 2026 68.5k, Q2 2026 68.5k
35 EXTRA SPACE STORAGE INC COM EXR EXR 10,027 $1.5m0.32% 0.32% UnchangedShares held: Q3 2025 10.0k, Q4 2025 10.0k, Q1 2026 10.0k, Q2 2026 10.0k
36 BERKSHIRE HATHAWAY INC DEL CL B NEW BRK.B BRK.B 2,500 $1.3m0.28% 0.28% UnchangedShares held: Q3 2025 5.1k, Q4 2025 3.0k, Q1 2026 2.5k, Q2 2026 2.5k
37 SPDR GOLD TR GOLD SHS GLD GLD 3,290 $1.2m0.27% 0.27% UnchangedShares held: Q3 2025 3.5k, Q4 2025 3.3k, Q1 2026 3.3k, Q2 2026 3.3k
38 MEDIAALPHA INC CL A MAX MAX 65,102 $818.3k0.18% 0.18% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 65.1k
39 ISHARES SILVER TR ISHARES SLV SLV 15,070 $805.8k0.18% 0.18% UnchangedShares held: Q3 2025 22.3k, Q4 2025 21.1k, Q1 2026 15.1k, Q2 2026 15.1k
40 EVERQUOTE INC COM CL A EVER EVER 32,400 $770.8k0.17% 0.17% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 32.4k, Q2 2026 32.4k
41 META PLATFORMS INC CL A META META 1,150 $647.8k0.14% 0.14% UnchangedShares held: Q3 2025 1.1k, Q4 2025 1.1k, Q1 2026 1.1k, Q2 2026 1.1k
42 NERDWALLET INC COM CL A NRDS NRDS 70,000 $647.5k0.14% 0.14% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 70.0k
43 CUBESMART COM CUBE CUBE 14,000 $556.8k0.12% 0.12% UnchangedShares held: Q3 2025 14.0k, Q4 2025 14.0k, Q1 2026 14.0k, Q2 2026 14.0k
44 PUBLIC STORAGE COM PSA PSA 1,700 $541.1k0.12% 0.12% UnchangedShares held: Q3 2025 1.7k, Q4 2025 1.7k, Q1 2026 1.7k, Q2 2026 1.7k
45 BUILD-A-BEAR WORKSHOP INC COM BBW BBW 16,500 $505.1k0.11% 0.11% UnchangedShares held: Q3 2025 16.5k, Q4 2025 16.5k, Q1 2026 16.5k, Q2 2026 16.5k
46 ALPHABET INC CAP STK CL C GOOG GOOG 574 $205.1k0.05% 0.05% UnchangedShares held: Q3 2025 574, Q4 2025 574, Q1 2026 574, Q2 2026 574
47 MEXICO EQUITY & INCOME FD COM MXE MXE 6,000 $78.0k0.02% 0.02% UnchangedShares held: Q3 2025 6.0k, Q4 2025 6.0k, Q1 2026 6.0k, Q2 2026 6.0k
48 SPECIAL OPPORTUNITIES FD INC COM SPE SPE 2,093 $28.2k0.01% 0.01% UnchangedShares held: Q3 2025 2.0k, Q4 2025 2.0k, Q1 2026 2.1k, Q2 2026 2.1k
49 SABA CAPITAL INCOME & OPRNT SHS NEW BRW BRW 3,700 $24.3k0.01% 0.01% UnchangedShares held: Q3 2025 3.6k, Q4 2025 3.7k, Q1 2026 3.7k, Q2 2026 3.7k
50 TOTAL RETURN SECURITIES FUND COM SWZ SWZ 2,250 $13.4k0.00% 0.00% UnchangedShares held: Q3 2025 3.3k, Q4 2025 3.4k, Q1 2026 2.2k, Q2 2026 2.2k
51 SPECIAL OPPORTUNITIES FD INC 2.75% CNV PFD C SPE 2.75 01.27.27 C SPE 2.75 01.27.27 C 200 $5.0k0.00% 0.00% UnchangedShares held: Q3 2025 200, Q4 2025 200, Q1 2026 200, Q2 2026 200
52 HIGH INCOME SECS FD SHS BEN INT PCF PCF 662 $3.6k0.00% 0.00% UnchangedShares held: Q3 2025 662, Q4 2025 662, Q1 2026 662, Q2 2026 662
53 EXCHANGE LISTED FDS TR SABA INT RATE CEFS CEFS 100 $2.6k0.00% 0.00% UnchangedShares held: Q3 2025 100, Q4 2025 100, Q1 2026 100, Q2 2026 100
54 EAGLE CAP GROWTH FD INC COM XXGRFXX XXGRFXX 100 $1.0k0.00% 0.00% UnchangedShares held: Q3 2025 0, Q4 2025 100, Q1 2026 100, Q2 2026 100
55 SABA CAPITAL INCOME & OPPORT COM NEW SABA SABA 17 $1420.00% 0.00% UnchangedShares held: Q3 2025 17, Q4 2025 17, Q1 2026 17, Q2 2026 17
56 FIRSTHAND TECHNOLOGY VALUE F COM SVVC SVVC 100 $20.00% 0.00% UnchangedShares held: Q3 2025 100, Q4 2025 100, Q1 2026 100, Q2 2026 100

Sold out since Q1 2026

SecurityTickerShares held beforeValue then
HCA HEALTHCARE INC HCA HCA 26,450 $12.5m26.4k shares
AGNICO EAGLE MINES LTD AEM AEM 15,000 $3.0m15.0k shares
ELEVANCE HEALTH INC ELV ELV 9,600 $2.8m9.6k shares
NEWMONT CORP NEM NEM 20,250 $2.2m20.2k shares
TRIPLE FLAG PRECIOUS METAL TFPM TFPM 54,000 $1.9m54.0k shares

Trades reported as a company insider since 1 Apr 2026

Owning 10% or more of a company, or having someone on its board, makes this manager an insider there: it reports its trades in that company's shares on Form 4 within two business days. Open-market and private purchases and sales only.

DateCompanyTickerTradeShares ValueTheir holding
2026-08-26 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 7,761 $43.8k7.8k shares +4%
2026-08-25 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 7,547 $42.7k7.5k shares +4%
2026-08-24 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 8,022 $45.1k8.0k shares +4%
2026-08-21 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 7,117 $38.8k7.1k shares +4%
2026-08-20 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 6,901 $37.4k6.9k shares +4%
2026-08-19 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 6,877 $37.1k6.9k shares +4%
2026-08-18 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 2,500 $44.9k2.5k shares +1%
2026-08-18 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 5,736 $30.5k5.7k shares +3%
2026-08-17 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,200 $94.0k5.2k shares +2%
2026-08-17 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 7,117 $37.9k7.1k shares +4%
2026-08-14 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,200 $94.0k5.2k shares +2%
2026-08-14 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 6,029 $31.5k6.0k shares +4%
2026-08-13 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,250 $94.6k5.2k shares +2%
2026-08-13 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 5,629 $29.3k5.6k shares +4%
2026-08-12 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,250 $94.2k5.2k shares +2%
2026-08-12 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 6,248 $32.2k6.2k shares +4%
2026-08-11 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,000 $89.8k5.0k shares +2%
2026-08-11 GLOBAL SELF STORAGE INC "See ""Explanation of Responses""" SELF Bought 5,887 $30.4k5.9k shares +4%
2026-08-10 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,000 $88.9k5.0k shares +2%
2026-08-07 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,000 $88.9k5.0k shares +2%
2026-08-06 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 2,310 $40.5k2.3k shares +1%
2026-08-05 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,000 $89.0k5.0k shares +2%
2026-07-31 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,000 $85.9k5.0k shares +2%
2026-07-29 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 5,000 $85.2k5.0k shares +2%
2026-07-28 DIVIDEND & INCOME FUND "See ""Explanation of Responses""" BXSY Bought 2,029 $34.3k2.0k shares +1%