RhumbLine Advisers
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RhumbLine Advisers’s Amplify Energy AMPY Stock Holding History

RhumbLine Advisers’s Portfolio AMPY Stock Details AMPY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$507K Buy
127,321
+125,545
+7,069% +$644K ﹤0.01% 2761
2026
Q1 		$11.1K Hold
1,776
– – ﹤0.01% 3797
2025
Q4 		$8.12K Hold
1,776
– – ﹤0.01% 3879
2025
Q3 		$9.32K Hold
1,776
– – ﹤0.01% 3860
2025
Q2 		$5.68K Sell
1,776
-112,385
-98% -$334K ﹤0.01% 3914
2025
Q1 		$427K Buy
114,161
+12,131
+12% +$60.5K ﹤0.01% 2671
2024
Q4 		$612K Buy
102,030
+3,580
+4% +$23.4K ﹤0.01% 2537
2024
Q3 		$643K Sell
98,450
-786
-0.8% -$5.45K ﹤0.01% 2536
2024
Q2 		$673K Buy
99,236
+4,050
+4% +$26.7K ﹤0.01% 2463
2024
Q1 		$629K Sell
95,186
-37,426
-28% -$228K ﹤0.01% 2520
2023
Q4 		$786K Buy
132,612
+31,083
+31% +$201K ﹤0.01% 2391
2023
Q3 		$746K Sell
101,529
-1,713
-2% -$11.8K ﹤0.01% 2369
2023
Q2 		$699K Buy
103,242
+29,323
+40% +$204K ﹤0.01% 2488
2023
Q1 		$508K Buy
73,919
+4,862
+7% +$39.9K ﹤0.01% 2427
2022
Q4 		$607K Buy
69,057
+1,575
+2% +$13.4K ﹤0.01% 2373
2022
Q3 		$443K Buy
67,482
+2,944
+5% +$20K ﹤0.01% 2547
2022
Q2 		$422K Buy
+64,538
New +$476K ﹤0.01% 2582
2020
Q2 		– Sell
-22,339
Closed -$13K – 3062
2020
Q1 		$13K Hold
22,339
– – ﹤0.01% 2915
2019
Q4 		$148K Sell
22,339
-68
-0.3% -$438 ﹤0.01% 2817
2019
Q3 		$138K Buy
22,407
+1,701
+8% +$9.61K ﹤0.01% 2832
2019
Q2 		$122K Sell
20,706
-1,044
-5% -$9.23K ﹤0.01% 2897
2019
Q1 		$212K Sell
21,750
-183
-0.8% -$1.7K ﹤0.01% 2726
2018
Q4 		$165K Buy
21,933
+6,553
+43% +$52.3K ﹤0.01% 2791
2018
Q3 		$137K Buy
15,380
+293
+2% +$3.46K ﹤0.01% 2819
2018
Q2 		$205K Buy
15,087
+4,777
+46% +$64.7K ﹤0.01% 2728
2018
Q1 		$137K Sell
10,310
-50
-0.5% -$763 ﹤0.01% 2685
2017
Q4 		$172K Sell
10,360
-2,000
-16% -$32.1K ﹤0.01% 2671
2017
Q3 		$192K Buy
12,360
+100
+0.8% +$1.43K ﹤0.01% 2749
2017
Q2 		$155K Buy
+12,260
New +$207K ﹤0.01% 2829

Other funds holding AMPY

CF
CDC Financial Chicago, Illinois $239M AUM
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
CA
CSM Advisors Warrendale, Pennsylvania $4.68B AUM 43.65% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
CM
Caption Management Oklahoma City, Oklahoma $21.5B AUM 81.81% 1-Year Est. Return

RhumbLine Advisers's AMPY Position: Q2 2026 in Review

RhumbLine Advisers increased its Amplify Energy (AMPY) stake by 7,069% in Q2 2026, buying an estimated $644K and bringing the position to 127,321 shares worth $507K. The position accounts for ﹤0.01% of the portfolio, ranked #2761.

RhumbLine Advisers first reported a position in AMPY in Q2 2017 and has held it in 29 quarters since. The position peaked at $786K in Q4 2023. 129 funds tracked by Wall St. Rank hold AMPY as of Q2 2026.

  • RhumbLine Advisers held 127,321 shares of Amplify Energy worth $507K as of Q2 2026.
  • RhumbLine Advisers bought 125,545 Amplify Energy shares in Q2 2026, an estimated $644K.
  • Amplify Energy made up ﹤0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #2761 holding.
  • RhumbLine Advisers first reported a position in Amplify Energy in Q2 2017 and has held it in 29 quarters since.
  • RhumbLine Advisers's Amplify Energy position peaked at $786K in Q4 2023.
  • 129 funds tracked by Wall St. Rank held Amplify Energy as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.