Citigroup
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Citigroup’s Montauk Renewables MNTK Stock Holding History

Citigroup’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
Q1 		$18.1K Buy
15,781
+8,518
+117% +$12.8K ﹤0.01% 4859
2025
Q4 		$12.1K Sell
7,263
-6,427
-47% -$12.3K ﹤0.01% 5001
2025
Q3 		$27.5K Sell
13,690
-16,095
-54% -$34.5K ﹤0.01% 4706
2025
Q2 		$66.1K Sell
29,785
-28,973
-49% -$61.3K ﹤0.01% 4624
2025
Q1 		$123K Sell
58,758
-6,140
-9% -$22.4K ﹤0.01% 4482
2024
Q4 		$258K Buy
64,898
+11,445
+21% +$54.8K ﹤0.01% 4249
2024
Q3 		$278K Buy
53,453
+33,848
+173% +$169K ﹤0.01% 4118
2024
Q2 		$112K Buy
19,605
+653
+3% +$3.02K ﹤0.01% 4155
2024
Q1 		$78.8K Sell
18,952
-15,175
-44% -$95.2K ﹤0.01% 4401
2023
Q4 		$304K Buy
34,127
+19,979
+141% +$187K ﹤0.01% 3719
2023
Q3 		$129K Sell
14,148
-8,556
-38% -$76.8K ﹤0.01% 3848
2023
Q2 		$169K Buy
22,704
+11,280
+99% +$77.8K ﹤0.01% 3969
2023
Q1 		$89.9K Buy
11,424
+8,317
+268% +$84.4K ﹤0.01% 4066
2022
Q4 		$34.3K Buy
3,107
+536
+21% +$7.17K ﹤0.01% 4388
2022
Q3 		$45K Sell
2,571
-2,853
-53% -$42.6K ﹤0.01% 4432
2022
Q2 		$55K Sell
5,424
-39,979
-88% -$476K ﹤0.01% 4497
2022
Q1 		$508K Buy
45,403
+9,275
+26% +$97K ﹤0.01% 3489
2021
Q4 		$371K Buy
36,128
+32,127
+803% +$343K ﹤0.01% 3987
2021
Q3 		$45K Buy
+4,001
New +$34.1K ﹤0.01% 4789

Other funds holding MNTK

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
BBA
Baader Bank Aktiengesellschaft Unterschleissheim, Germany $1.28B AUM 38.1% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Barclays
Barclays London, United Kingdom $416B AUM 33.63% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Charles Schwab
Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Citigroup's MNTK Position: Q1 2026 in Review

Citigroup increased its Montauk Renewables (MNTK) stake by 117% in Q1 2026, buying an estimated $12.8K and bringing the position to 15,781 shares worth $18.1K. The position accounts for ﹤0.01% of the portfolio, ranked #4859.

Citigroup first reported a position in MNTK in Q3 2021 and has held it in 19 quarters since. The position peaked at $508K in Q1 2022. 94 funds tracked by Wall St. Rank hold MNTK as of Q1 2026.

  • Citigroup held 15,781 shares of Montauk Renewables worth $18.1K as of Q1 2026.
  • Citigroup bought 8,518 Montauk Renewables shares in Q1 2026, an estimated $12.8K.
  • Montauk Renewables made up ﹤0.01% of Citigroup's portfolio in Q1 2026, its #4859 holding.
  • Citigroup first reported a position in Montauk Renewables in Q3 2021 and has held it in 19 quarters since.
  • Citigroup's Montauk Renewables position peaked at $508K in Q1 2022.
  • 94 funds tracked by Wall St. Rank held Montauk Renewables as of Q1 2026.

Based on Citigroup's 13F filing for Q1 2026, filed 11 May 2026.