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WINMILL & CO. INC 13F portfolio summary

WINMILL & CO. INC of WINMILL & CO. INC has 56 current stock holdings with a reported portfolio value of $451.7M. The portfolio 1 year return is +45.10%. Top holdings include LRCX (10.46%), STLD (8.57%), GOOGL (8.55%), IBKR (6.31%), WSM (5.73%).

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WINMILL & CO. INC

WINMILL & CO. INC
Latest filing: 2026-06-30

WINMILL & CO. INC runs WINMILL & CO. INC and currently holds 56 stock positions, which is fewer than the average of 230 among the investors we track. The portfolio is valued at approximately $451.65M. Their top holdings are LRCX, STLD, GOOGL, IBKR, WSM. The top five represent 39.6% of reported portfolio weight. WINMILL & CO. INC ranks #254 out of 1000 investors tracked by Alpha Score. In the most recent quarter, WINMILL & CO. INC initiated 7 new positions. They added to 1 existing position. They trimmed 1 position. Their current best-performing preview position is LRCX with returns of +102.81%.

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Top 5 Holdings
LRCX10.5%
STLD8.6%
GOOGL8.6%
IBKR6.3%
WSM5.7%
Top 5: 39.6%
Portfolio Returns
1 Year
+45.10%
#194/1000
3 Year
+95.61%
#276/1000
5 Year
+104.83%
#247/1000

Portfolio Value

$451.65M

Alpha Score

81.7

#254 of 1000

Holdings

56

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56 stock holdings

HoldingWeightAvg BuyCurrentReturnQuarter Change
LRCX
Lam Research Corporation
10.46%$72.23$314.00+334.72%
Held
STLD
STEEL DYNAMICS INC
8.57%$46.43$228.68+392.53%
Held
GOOGL
Alphabet, Inc.
8.55%$102.86$344.82+235.23%
Held
IBKR
Interactive Brokers Group, Inc.
6.31%$20.73$93.87+352.82%
Held
WSM
Williams-Sonoma, Inc.
5.73%$34.58$237.52+586.87%
Trimmed
-0.89%
MLI
Mueller Industries, Inc.
4.61%$21.82$63.20+189.64%
Held
IAG
IAMGOLD Corporation
4.17%$7.25$21.14+191.52%
Held
URI
UNITED RENTALS INC
3.87%$573.42$1,098.51+91.57%
Held
PGR
PROGRESSIVE CORP
3.86%$239.23$219.32-8.32%
Added
+24.63%
NMIH
NMI Holdings, Inc.
3.60%$25.66$45.16+75.99%
Held

Showing 1-10 of 56