Mariner
NPKI

Mariner’s NPK International NPKI Stock Holding History

Mariner’s Portfolio NPKI Stock Details NPKI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$261K Buy
18,015
+7,351
+69% +$102K ﹤0.01% 2996
2025
Q4 		$127K Buy
+10,664
New +$130K ﹤0.01% 3284
2025
Q1 		– Sell
-122,624
Closed -$941K – 3612
2024
Q4 		$941K Buy
122,624
+234
+0.2% +$1.72K ﹤0.01% 1705
2024
Q3 		$848K Sell
122,390
-63,366
-34% -$488K ﹤0.01% 1737
2024
Q2 		$1.54M Sell
185,756
-389
-0.2% -$3K ﹤0.01% 1248
2024
Q1 		$1.34M Sell
186,145
-2,082
-1% -$13.6K ﹤0.01% 1320
2023
Q4 		$1.25M Sell
188,227
-459
-0.2% -$3.2K ﹤0.01% 1290
2023
Q3 		$1.3M Buy
+188,686
New +$1.08M ﹤0.01% 1189
2023
Q2 		– Sell
-10,557
Closed -$41K – 2947
2023
Q1 		$41K Buy
+10,557
New +$46.2K ﹤0.01% 2670

Other funds holding NPKI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
RA
Royce & Associates New York $10.1B AUM 42.88% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Mariner's NPKI Position: Q1 2026 in Review

Mariner increased its NPK International (NPKI) stake by 69% in Q1 2026, buying an estimated $102K and bringing the position to 18,015 shares worth $261K. The position accounts for ﹤0.01% of the portfolio, ranked #2996.

Mariner first reported a position in NPKI in Q1 2023 and has held it in 9 quarters since. The position peaked at $1.54M in Q2 2024. 246 funds tracked by Wall St. Rank hold NPKI as of Q1 2026.

  • Mariner held 18,015 shares of NPK International worth $261K as of Q1 2026.
  • Mariner bought 7,351 NPK International shares in Q1 2026, an estimated $102K.
  • NPK International made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #2996 holding.
  • Mariner first reported a position in NPK International in Q1 2023 and has held it in 9 quarters since.
  • Mariner's NPK International position peaked at $1.54M in Q2 2024.
  • 246 funds tracked by Wall St. Rank held NPK International as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.