State Street
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State Street’s Montauk Renewables MNTK Stock Holding History

State Street’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 		$1.57M Sell
1,365,473
-20,487
-1% -$30.9K ﹤0.01% 3368
2025
Q4 		$2.31M Sell
1,385,960
-7,343
-0.5% -$14.1K ﹤0.01% 3294
2025
Q3 		$2.8M Buy
1,393,303
+30,690
+2% +$65.7K ﹤0.01% 3229
2025
Q2 		$3.03M Sell
1,362,613
-89,747
-6% -$190K ﹤0.01% 3165
2025
Q1 		$3.04M Sell
1,452,360
-114,643
-7% -$419K ﹤0.01% 3076
2024
Q4 		$6.24M Sell
1,567,003
-46,348
-3% -$222K ﹤0.01% 2868
2024
Q3 		$8.41M Buy
1,613,351
+25,732
+2% +$129K ﹤0.01% 2704
2024
Q2 		$9.05M Buy
1,587,619
+63,828
+4% +$295K ﹤0.01% 2620
2024
Q1 		$6.34M Sell
1,523,791
-18,100
-1% -$114K ﹤0.01% 2830
2023
Q4 		$13.7M Sell
1,541,891
-92,171
-6% -$863K ﹤0.01% 2413
2023
Q3 		$14.9M Buy
1,634,062
+4,569
+0.3% +$41K ﹤0.01% 2352
2023
Q2 		$12.1M Sell
1,629,493
-833,540
-34% -$5.75M ﹤0.01% 2549
2023
Q1 		$19.4M Buy
2,463,033
+42,238
+2% +$429K ﹤0.01% 2250
2022
Q4 		$26.7M Buy
2,420,795
+606,663
+33% +$8.11M ﹤0.01% 2037
2022
Q3 		$31.6M Buy
1,814,132
+207,523
+13% +$3.1M ﹤0.01% 1909
2022
Q2 		$16.1M Buy
1,606,609
+1,043,323
+185% +$12.4M ﹤0.01% 2397
2022
Q1 		$6.31M Sell
563,286
-19,575
-3% -$205K ﹤0.01% 3066
2021
Q4 		$5.97M Buy
582,861
+388,961
+201% +$4.16M ﹤0.01% 3154
2021
Q3 		$2.18M Buy
+193,900
New +$1.65M ﹤0.01% 3589

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
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
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM

State Street's MNTK Position: Q1 2026 in Review

State Street reduced its Montauk Renewables (MNTK) stake by 1.5% in Q1 2026, selling an estimated $30.9K and leaving 1,365,473 shares worth $1.57M. The position accounts for ﹤0.01% of the portfolio, ranked #3368.

State Street first reported a position in MNTK in Q3 2021 and has held it in 19 quarters since. The position peaked at $31.6M in Q3 2022. 94 funds tracked by Wall St. Rank hold MNTK as of Q1 2026.

  • State Street held 1,365,473 shares of Montauk Renewables worth $1.57M as of Q1 2026.
  • State Street sold 20,487 Montauk Renewables shares in Q1 2026, an estimated $30.9K.
  • Montauk Renewables made up ﹤0.01% of State Street's portfolio in Q1 2026, its #3368 holding.
  • State Street first reported a position in Montauk Renewables in Q3 2021 and has held it in 19 quarters since.
  • State Street's Montauk Renewables position peaked at $31.6M in Q3 2022.
  • 94 funds tracked by Wall St. Rank held Montauk Renewables as of Q1 2026.

Based on State Street's 13F filing for Q1 2026, filed 15 May 2026.