Mariner
NESR

Mariner’s National Energy Services Reunited Corp NESR Stock Holding History

Mariner’s Portfolio NESR Stock Details NESR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$462K Sell
15,444
-5,612
-27% -$139K ﹤0.01% 2511
2026
Q1 		$452K Buy
21,056
+2,801
+15% +$58.3K ﹤0.01% 2567
2025
Q4 		$286K Buy
18,255
+2,213
+14% +$29K ﹤0.01% 2889
2025
Q3 		$165K Buy
+16,042
New +$128K ﹤0.01% 3242
2022
Q4 		– Sell
-16,903
Closed -$100K – 2856
2022
Q3 		$100K Buy
+16,903
New +$114K ﹤0.01% 2207

Other funds holding NESR

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $2.81B AUM 198.36% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
Holocene Advisors
Holocene Advisors New York $44.4B AUM 57.89% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

Mariner's NESR Position: Q2 2026 in Review

Mariner reduced its National Energy Services Reunited Corp (NESR) stake by 27% in Q2 2026, selling an estimated $139K and leaving 15,444 shares worth $462K. The position accounts for ﹤0.01% of the portfolio, ranked #2511.

Mariner first reported a position in NESR in Q3 2022 and has held it in 5 quarters since. 227 funds tracked by Wall St. Rank hold NESR as of Q2 2026.

  • Mariner held 15,444 shares of National Energy Services Reunited Corp worth $462K as of Q2 2026.
  • Mariner sold 5,612 National Energy Services Reunited Corp shares in Q2 2026, an estimated $139K.
  • National Energy Services Reunited Corp made up ﹤0.01% of Mariner's portfolio in Q2 2026, its #2511 holding.
  • Mariner first reported a position in National Energy Services Reunited Corp in Q3 2022 and has held it in 5 quarters since.
  • 227 funds tracked by Wall St. Rank held National Energy Services Reunited Corp as of Q2 2026.

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