Simplex Trading
AM icon

Simplex Trading’s Antero Midstream AM Stock Holding History

Simplex Trading’s Portfolio AM Stock Details AM Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$663K Sell
29,100
-14,100
-33% -$291K ﹤0.01% 2940
2025
Q4 		$769K Buy
43,200
+18,500
+75% +$333K ﹤0.01% 2885
2025
Q3 		$480K Sell
24,700
-5,300
-18% -$95.8K ﹤0.01% 3882
2025
Q2 		$568K Buy
30,000
+300
+1% +$5.36K ﹤0.01% 3366
2025
Q1 		$534K Buy
29,700
+13,800
+87% +$228K ﹤0.01% 3333
2024
Q4 		$239K Buy
15,900
+4,600
+41% +$70K ﹤0.01% 4332
2024
Q3 		$170K Sell
11,300
-13,600
-55% -$198K ﹤0.01% 4681
2024
Q2 		$367K Sell
24,900
-29,100
-54% -$418K ﹤0.01% 3995
2024
Q1 		$759K Buy
54,000
+19,500
+57% +$249K ﹤0.01% 3415
2023
Q4 		$432K Buy
34,500
+3,800
+12% +$47.9K ﹤0.01% 3851
2023
Q3 		$367K Sell
30,700
-3,400
-10% -$40.3K ﹤0.01% 3719
2023
Q2 		$395K Sell
34,100
-8,900
-21% -$94.6K ﹤0.01% 3549
2023
Q1 		$451K Sell
43,000
-35,700
-45% -$380K ﹤0.01% 3382
2022
Q4 		$849K Buy
78,700
+4,400
+6% +$46.7K ﹤0.01% 2632
2022
Q3 		$682K Sell
74,300
-45,900
-38% -$452K ﹤0.01% 3104
2022
Q2 		$1.09M Buy
120,200
+49,200
+69% +$512K ﹤0.01% 2525
2022
Q1 		$771K Buy
71,000
+15,500
+28% +$157K ﹤0.01% 3253
2021
Q4 		$537K Sell
55,500
-19,100
-26% -$198K ﹤0.01% 3689
2021
Q3 		$789K Hold
74,600
– – ﹤0.01% 3435
2021
Q2 		$775K Buy
74,600
+74,083
+14,329% +$707K ﹤0.01% 3506
2021
Q1 		$466K Sell
517
-152
-23% -$1.31K ﹤0.01% 3474
2020
Q4 		$515K Sell
669
-19
-3% -$129 ﹤0.01% 3383
2020
Q3 		$369K Sell
688
-330
-32% -$2.01K ﹤0.01% 3362
2020
Q2 		$519K Buy
1,018
+457
+81% +$2.02K ﹤0.01% 2856
2020
Q1 		$117K Sell
561
-155
-22% -$740 ﹤0.01% 4197
2019
Q4 		$543K Buy
716
+686
+2,287% +$4.34K ﹤0.01% 2666
2019
Q3 		$22K Sell
30
-49
-62% -$423 ﹤0.01% 5735
2019
Q2 		$90K Sell
79
-336
-81% -$4.3K ﹤0.01% 4292
2019
Q1 		$571K Buy
+415
New +$5.42K ﹤0.01% 2522

Other funds holding AM

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
TCA
Tortoise Capital Advisors Overland Park, Kansas $9.6B AUM 19.53% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $544B AUM 28.31% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Simplex Trading's AM Position: Q1 2026 in Review

Simplex Trading opened a new position in Antero Midstream (AM) in Q1 2026: 12,653 shares worth $288K. The stake represents ﹤0.01% of the portfolio and ranks #3869 among its holdings. This is a return to the name: Simplex Trading previously reported a position in AM as recently as Q2 2025.

Simplex Trading first reported a position in AM in Q3 2018 and has held it in 18 quarters since. The position peaked at $564K in Q2 2022. 510 funds tracked by Wall St. Rank hold AM as of Q1 2026.

  • Simplex Trading held 12,653 shares of Antero Midstream worth $288K as of Q1 2026.
  • Antero Midstream was a new Simplex Trading position in Q1 2026.
  • Antero Midstream made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #3869 holding.
  • Simplex Trading first reported a position in Antero Midstream in Q3 2018 and has held it in 18 quarters since.
  • Simplex Trading's Antero Midstream position peaked at $564K in Q2 2022.
  • 510 funds tracked by Wall St. Rank held Antero Midstream as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.