Geode Capital Management
MNTK icon

Geode Capital Management’s Montauk Renewables MNTK Stock Holding History

Geode Capital Management’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
Q3 		$4.63M Sell
1,694,458
-184,834
-10% -$365K ﹤0.01% 2897
2026
Q2 		$2.93M Buy
1,879,292
+120,014
+7% +$178K ﹤0.01% 3106
2026
Q1 		$2.02M Buy
1,759,278
+34,345
+2% +$51.8K ﹤0.01% 3114
2025
Q4 		$2.88M Buy
1,724,933
+37,315
+2% +$71.7K ﹤0.01% 3031
2025
Q3 		$3.39M Buy
1,687,618
+9,831
+0.6% +$21.1K ﹤0.01% 2967
2025
Q2 		$3.73M Sell
1,677,787
-98
-0% -$208 ﹤0.01% 2881
2025
Q1 		$3.51M Buy
1,677,885
+31,961
+2% +$117K ﹤0.01% 2832
2024
Q4 		$6.55M Buy
1,645,924
+9,556
+0.6% +$45.7K ﹤0.01% 2612
2024
Q3 		$8.53M Buy
1,636,368
+9,203
+0.6% +$46K ﹤0.01% 2469
2024
Q2 		$9.28M Buy
1,627,165
+81,560
+5% +$377K ﹤0.01% 2363
2024
Q1 		$6.43M Buy
1,545,605
+23,936
+2% +$150K ﹤0.01% 2563
2023
Q4 		$13.6M Buy
1,521,669
+55,701
+4% +$521K ﹤0.01% 2153
2023
Q3 		$13.4M Buy
1,465,968
+76,963
+6% +$691K ﹤0.01% 2080
2023
Q2 		$10.3M Buy
1,389,005
+108,126
+8% +$745K ﹤0.01% 2269
2023
Q1 		$10.1M Buy
1,280,879
+52,232
+4% +$530K ﹤0.01% 2245
2022
Q4 		$13.6M Buy
1,228,647
+45,431
+4% +$608K ﹤0.01% 2046
2022
Q3 		$20.6M Buy
1,183,216
+14,854
+1% +$222K ﹤0.01% 1714
2022
Q2 		$11.7M Buy
1,168,362
+563,721
+93% +$6.71M ﹤0.01% 2138
2022
Q1 		$6.77M Buy
604,641
+18,544
+3% +$194K ﹤0.01% 2613
2021
Q4 		$6.01M Buy
586,097
+94,515
+19% +$1.01M ﹤0.01% 2789
2021
Q3 		$5.52M Buy
491,582
+408,936
+495% +$3.49M ﹤0.01% 2851
2021
Q2 		$633K Buy
82,646
+4,968
+6% +$47.6K ﹤0.01% 3826
2021
Q1 		$938K Buy
+77,678
New +$933K ﹤0.01% 3586

Other funds holding MNTK

BlackRock
BlackRock New York $6.79T AUM 37.06% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.76T AUM
State Street
State Street Boston, Massachusetts $3.44T AUM 36.12% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $229B AUM 33.35% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $500B AUM 36.84% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.21T AUM
Vanguard Fiduciary Trust
Vanguard Fiduciary Trust Malvern, Pennsylvania $463B AUM
Russell Investments Group
Russell Investments Group London, United Kingdom $114B AUM 33.83% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $551B AUM 33.95% 1-Year Est. Return
Hosking Partners
Hosking Partners London, United Kingdom $2.81B AUM 67.07% 1-Year Est. Return

Geode Capital Management's MNTK Position: Q3 2026 in Review

Geode Capital Management reduced its Montauk Renewables (MNTK) stake by 9.8% in Q3 2026, selling an estimated $365K and leaving 1,694,458 shares worth $4.63M. The position accounts for ﹤0.01% of the portfolio, ranked #2897.

Geode Capital Management first reported a position in MNTK in Q1 2021 and has held it in 23 quarters since. The position peaked at $20.6M in Q3 2022. 67 funds tracked by Wall St. Rank hold MNTK as of Q3 2026.

  • Geode Capital Management held 1,694,458 shares of Montauk Renewables worth $4.63M as of Q3 2026.
  • Geode Capital Management sold 184,834 Montauk Renewables shares in Q3 2026, an estimated $365K.
  • Montauk Renewables made up ﹤0.01% of Geode Capital Management's portfolio in Q3 2026, its #2897 holding.
  • Geode Capital Management first reported a position in Montauk Renewables in Q1 2021 and has held it in 23 quarters since.
  • Geode Capital Management's Montauk Renewables position peaked at $20.6M in Q3 2022.
  • 67 funds tracked by Wall St. Rank held Montauk Renewables as of Q3 2026.

Based on Geode Capital Management's 13F filing for Q3 2026, filed 6 Nov 2026.