XT
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XTX Topco’s Montauk Renewables MNTK Stock Holding History

XTX Topco’s Portfolio MNTK Stock Details MNTK Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$15.8K Sell
10,105
-4,068
-29% -$6.02K ﹤0.01% 3950
2026
Q1 		$16.3K Buy
+14,173
New +$21.4K ﹤0.01% 3601
2025
Q4 		– Sell
-25,178
Closed -$50.6K – 3613
2025
Q3 		$50.6K Buy
+25,178
New +$53.9K ﹤0.01% 2167
2024
Q3 		– Sell
-52,255
Closed -$298K – 2401
2024
Q2 		$298K Buy
52,255
+6,226
+14% +$28.8K 0.03% 970
2024
Q1 		$191K Buy
+46,029
New +$289K 0.03% 1196
2023
Q2 		– Sell
-22,924
Closed -$180K – 1662
2023
Q1 		$180K Buy
+22,924
New +$233K 0.04% 986
2022
Q4 		– Sell
-12,316
Closed -$215K – 1357
2022
Q3 		$215K Buy
+12,316
New +$184K 0.05% 738

Other funds holding MNTK

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
BBA
Baader Bank Aktiengesellschaft Unterschleissheim, Germany $1.33B AUM 47.35% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $521B AUM 51.41% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $751B AUM 38.74% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

XTX Topco's MNTK Position: Q2 2026 in Review

XTX Topco reduced its Montauk Renewables (MNTK) stake by 29% in Q2 2026, selling an estimated $6.02K and leaving 10,105 shares worth $15.8K. The position accounts for ﹤0.01% of the portfolio, ranked #3950.

XTX Topco first reported a position in MNTK in Q3 2022 and has held it in 7 quarters since. The position peaked at $298K in Q2 2024. 91 funds tracked by Wall St. Rank hold MNTK as of Q2 2026.

  • XTX Topco held 10,105 shares of Montauk Renewables worth $15.8K as of Q2 2026.
  • XTX Topco sold 4,068 Montauk Renewables shares in Q2 2026, an estimated $6.02K.
  • Montauk Renewables made up ﹤0.01% of XTX Topco's portfolio in Q2 2026, its #3950 holding.
  • XTX Topco first reported a position in Montauk Renewables in Q3 2022 and has held it in 7 quarters since.
  • XTX Topco's Montauk Renewables position peaked at $298K in Q2 2024.
  • 91 funds tracked by Wall St. Rank held Montauk Renewables as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.