Promethium Advisors’s Winmark WINA Stock Holding History

Promethium Advisors’s Portfolio WINA Stock Details WINA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$457K	Buy	1,523 +38	+3%	+$13K	0.22%	73
2026 Q2	$628K	Sell	1,485 -1,579	-52%	-$617K	0.3%	68
2026 Q1	$1.31M	Sell	3,064 -2,855	-48%	-$1.26M	0.68%	43
2025 Q4	$2.4M	Buy	5,919 +99	+2%	+$42.4K	1.29%	22
2025 Q3	$2.9M	Buy	5,820 +96	+2%	+$41.2K	1.66%	17
2025 Q2	$2.16M	Buy	5,724 +316	+6%	+$122K	1.31%	26
2025 Q1	$1.72M	Buy	5,408 +1,085	+25%	+$386K	1.1%	33
2024 Q4	$1.7M	Buy	+4,323	New	+$1.7M	1.16%	28

Other funds holding WINA

BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return

Neuberger Berman Group New York $148B AUM 31.56% 1-Year Est. Return

Renaissance Technologies New York $73.4B AUM 32.8% 1-Year Est. Return

AltraVue Capital Bellevue, Washington $1.16B AUM 21.47% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM

State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return

Copeland Capital Management Conshohocken, Pennsylvania $4.34B AUM 17.52% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

Fisher Asset Management Camas, Washington $348B AUM 26.9% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return

Promethium Advisors's WINA Position: Q3 2026 in Review

Promethium Advisors increased its Winmark (WINA) stake by 2.6% in Q3 2026, buying an estimated $13K and bringing the position to 1,523 shares worth $457K. The position accounts for 0.22% of the portfolio, ranked #73.

Promethium Advisors first reported a position in WINA in Q4 2024 and has held it in 8 quarters since. The position peaked at $2.9M in Q3 2025. 162 funds tracked by Wall St. Rank hold WINA as of Q3 2026.

Promethium Advisors held 1,523 shares of Winmark worth $457K as of Q3 2026.
Promethium Advisors bought 38 Winmark shares in Q3 2026, an estimated $13K.
Winmark made up 0.22% of Promethium Advisors's portfolio in Q3 2026, its #73 holding.
Promethium Advisors first reported a position in Winmark in Q4 2024 and has held it in 8 quarters since.
Promethium Advisors's Winmark position peaked at $2.9M in Q3 2025.
162 funds tracked by Wall St. Rank held Winmark as of Q3 2026.

Based on Promethium Advisors's 13F filing for Q3 2026, filed 19 Oct 2026.