Simplex Trading’s Antero Midstream AM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$1.09M Sell
47,600
-185,700
-80% -$3.84M ﹤0.01% 2421
2025
Q4
$4.15M Buy
233,300
+64,500
+38% +$1.16M ﹤0.01% 1430
2025
Q3
$3.28M Buy
168,800
+84,000
+99% +$1.52M ﹤0.01% 1841
2025
Q2
$1.61M Sell
84,800
-26,900
-24% -$481K ﹤0.01% 2305
2025
Q1
$2.01M Sell
111,700
-11,800
-10% -$195K ﹤0.01% 2024
2024
Q4
$1.86M Buy
123,500
+64,800
+110% +$987K ﹤0.01% 2254
2024
Q3
$883K Buy
58,700
+17,700
+43% +$258K ﹤0.01% 3032
2024
Q2
$604K Buy
41,000
+4,800
+13% +$68.9K ﹤0.01% 3453
2024
Q1
$508K Buy
36,200
+1,300
+4% +$16.6K ﹤0.01% 3848
2023
Q4
$437K Sell
34,900
-44,300
-56% -$559K ﹤0.01% 3838
2023
Q3
$948K Sell
79,200
-83,800
-51% -$993K ﹤0.01% 2717
2023
Q2
$1.89M Sell
163,000
-46,800
-22% -$497K ﹤0.01% 2013
2023
Q1
$2.2M Sell
209,800
-47,100
-18% -$501K ﹤0.01% 1861
2022
Q4
$2.77M Buy
256,900
+27,800
+12% +$295K ﹤0.01% 1618
2022
Q3
$2.1M Buy
229,100
+88,500
+63% +$872K ﹤0.01% 1914
2022
Q2
$1.27M Buy
140,600
+53,200
+61% +$554K ﹤0.01% 2363
2022
Q1
$950K Buy
87,400
+37,800
+76% +$384K ﹤0.01% 2989
2021
Q4
$480K Buy
49,600
+11,500
+30% +$119K ﹤0.01% 3862
2021
Q3
$403K Hold
38,100
﹤0.01% 4430
2021
Q2
$395K Buy
38,100
+37,881
+17,297% +$362K ﹤0.01% 4526
2021
Q1
$197K Sell
219
-689
-76% -$5.94K ﹤0.01% 4755
2020
Q4
$700K Sell
908
-425
-32% -$2.88K ﹤0.01% 3002
2020
Q3
$715K Buy
1,333
+341
+34% +$2.08K ﹤0.01% 2609
2020
Q2
$505K Buy
992
+202
+26% +$894 ﹤0.01% 2894
2020
Q1
$165K Sell
790
-10
-1% -$48 ﹤0.01% 3810
2019
Q4
$607K Buy
800
+348
+77% +$2.2K ﹤0.01% 2556
2019
Q3
$334K Buy
452
+373
+472% +$3.22K ﹤0.01% 3061
2019
Q2
$90K Buy
79
+58
+276% +$743 ﹤0.01% 4291
2019
Q1
$28K Buy
21
+13
+163% +$170 ﹤0.01% 5453
2018
Q4
$8K Buy
8
+7
+700% +$107 ﹤0.01% 5950
2018
Q3
$1K Buy
+1
New +$18 ﹤0.01% 7162

Other funds holding AM

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.