AllianceBernstein
MNTK icon

AllianceBernstein’s Montauk Renewables MNTK Stock Holding History

AllianceBernstein’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 		$163K Buy
142,138
+44,618
+46% +$66K ﹤0.01% 3191
2026
Q1 		$163K Hold
97,520
– – ﹤0.01% 3094
2025
Q4 		$163K Hold
97,520
– – ﹤0.01% 3104
2025
Q3 		$196K Buy
97,520
+6,300
+7% +$13.5K ﹤0.01% 3078
2025
Q2 		$203K Buy
91,220
+5,500
+6% +$11.6K ﹤0.01% 3050
2025
Q1 		$179K Buy
85,720
+1,900
+2% +$6.94K ﹤0.01% 2950
2024
Q4 		$334K Hold
83,820
– – ﹤0.01% 2815
2024
Q3 		$437K Sell
83,820
-2,150
-3% -$10.7K ﹤0.01% 2731
2024
Q2 		$490K Buy
85,970
+8,210
+11% +$38K ﹤0.01% 2681
2024
Q1 		$323K Sell
77,760
-4,840
-6% -$30.4K ﹤0.01% 2774
2023
Q4 		$736K Buy
82,600
+10,030
+14% +$93.9K ﹤0.01% 2416
2023
Q3 		$661K Sell
72,570
-2,620
-3% -$23.5K ﹤0.01% 2433
2023
Q2 		$559K Buy
75,190
+15,090
+25% +$104K ﹤0.01% 2574
2023
Q1 		$473K Sell
60,100
-5,700
-9% -$57.8K ﹤0.01% 2601
2022
Q4 		$726K Hold
65,800
– – ﹤0.01% 2439
2022
Q3 		$1.15M Hold
65,800
– – ﹤0.01% 2203
2022
Q2 		$661K Buy
+65,800
New +$784K ﹤0.01% 2550

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

AllianceBernstein's MNTK Position: Q2 2026 in Review

AllianceBernstein increased its Montauk Renewables (MNTK) stake by 46% in Q2 2026, buying an estimated $66K and bringing the position to 142,138 shares worth $163K. The position accounts for ﹤0.01% of the portfolio, ranked #3191.

AllianceBernstein first reported a position in MNTK in Q2 2022 and has held it in 17 quarters since. The position peaked at $1.15M in Q3 2022. 91 funds tracked by Wall St. Rank hold MNTK as of Q2 2026.

  • AllianceBernstein held 142,138 shares of Montauk Renewables worth $163K as of Q2 2026.
  • AllianceBernstein bought 44,618 Montauk Renewables shares in Q2 2026, an estimated $66K.
  • Montauk Renewables made up ﹤0.01% of AllianceBernstein's portfolio in Q2 2026, its #3191 holding.
  • AllianceBernstein first reported a position in Montauk Renewables in Q2 2022 and has held it in 17 quarters since.
  • AllianceBernstein's Montauk Renewables position peaked at $1.15M in Q3 2022.
  • 91 funds tracked by Wall St. Rank held Montauk Renewables as of Q2 2026.

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