Mountaineer Partners Management’s Hudbay HBM Stock Holding History

Mountaineer Partners Management’s Portfolio HBM Stock Details HBM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$14.8M	Sell	706,040 -81,207	-10%	-$1.9M	7.33%	4
2025 Q4	$15.6M	Sell	787,247 -168,172	-18%	-$2.84M	8.74%	2
2025 Q3	$14.5M	Sell	955,419 -169,013	-15%	-$1.94M	8.42%	3
2025 Q2	$11.9M	Sell	1,124,432 -36,623	-3%	-$305K	7.89%	3
2025 Q1	$8.81M	Buy	1,161,055 +56,492	+5%	+$460K	8.43%	5
2024 Q4	$8.95M	Sell	1,104,563 -18,789	-2%	-$168K	6.55%	9
2024 Q3	$10.3M	Sell	1,123,352 -33,301	-3%	-$268K	6.44%	7
2024 Q2	$10.5M	Sell	1,156,653 -133,473	-10%	-$1.16M	5.45%	6
2024 Q1	$9.03M	Buy	1,290,126 +572,434	+80%	+$3.33M	4.17%	12
2023 Q4	$3.96M	Hold	717,692	–	–	2.01%	13
2023 Q3	$3.5M	Buy	717,692 +17,692	+3%	+$89.7K	2.24%	12
2023 Q2	$3.36M	Hold	700,000	–	–	1.85%	13
2023 Q1	$3.68M	Buy	+700,000	New	+$3.68M	2.67%	12

Other funds holding HBM

Fidelity International Hamilton, Bermuda $129B AUM 30.83% 1-Year Est. Return

GMT Capital Atlanta, Georgia $2.19B AUM 72.3% 1-Year Est. Return

Mirae Asset Global ETFs Holdings Causeway Bay, Hong Kong $73.7B AUM 53.56% 1-Year Est. Return

Hancock Prospecting West Perth, Australia $3.33B AUM 65.96% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Mackenzie Financial Toronto Ontario, Ontario, Canada $83.3B AUM 31.19% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

CIBC Asset Management Toronto, Ontario, Canada $40.9B AUM 35.96% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return

Mountaineer Partners Management's HBM Position: Q1 2026 in Review

Mountaineer Partners Management reduced its Hudbay (HBM) stake by 10% in Q1 2026, selling an estimated $1.9M and leaving 706,040 shares worth $14.8M. The position accounts for 7.33% of the portfolio, ranked #4.

Mountaineer Partners Management first reported a position in HBM in Q1 2023 and has held it in 13 quarters since. The position peaked at $15.6M in Q4 2025. 295 funds tracked by Wall St. Rank hold HBM as of Q1 2026.

Mountaineer Partners Management held 706,040 shares of Hudbay worth $14.8M as of Q1 2026.
Mountaineer Partners Management sold 81,207 Hudbay shares in Q1 2026, an estimated $1.9M.
Hudbay made up 7.33% of Mountaineer Partners Management's portfolio in Q1 2026, its #4 holding.
Mountaineer Partners Management first reported a position in Hudbay in Q1 2023 and has held it in 13 quarters since.
Mountaineer Partners Management's Hudbay position peaked at $15.6M in Q4 2025.
295 funds tracked by Wall St. Rank held Hudbay as of Q1 2026.

Based on Mountaineer Partners Management's 13F filing for Q1 2026, filed 15 May 2026.