Marshall Wace
INSW icon

Marshall Wace’s International Seaways INSW Stock Holding History

Marshall Wace’s Portfolio INSW Stock Details INSW Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$335K Sell
4,590
-2,242
-33% -$143K ﹤0.01% 2615
2025
Q4 		$332K Buy
+6,832
New +$338K ﹤0.01% 2413
2025
Q2 		– Sell
-188,320
Closed -$6.25M – 2920
2025
Q1 		$6.25M Buy
188,320
+173,288
+1,153% +$6.34M 0.01% 965
2024
Q4 		$540K Sell
15,032
-56,384
-79% -$2.4M ﹤0.01% 2001
2024
Q3 		$3.68M Buy
71,416
+30,455
+74% +$1.6M ﹤0.01% 1109
2024
Q2 		$2.42M Buy
40,961
+17,259
+73% +$1.01M ﹤0.01% 1275
2024
Q1 		$1.26M Buy
+23,702
New +$1.23M ﹤0.01% 1556
2023
Q4 		– Sell
-130,601
Closed -$5.88M – 2373
2023
Q3 		$5.88M Sell
130,601
-156,898
-55% -$6.58M 0.01% 813
2023
Q2 		$11M Buy
287,499
+115,375
+67% +$4.42M 0.02% 690
2023
Q1 		$7.17M Buy
172,124
+88,344
+105% +$3.74M 0.02% 836
2022
Q4 		$3.1M Buy
+83,780
New +$3.39M 0.01% 1482
2022
Q1 		– Sell
-5,158
Closed -$76K – 3649
2021
Q4 		$76K Buy
+5,158
New +$85.4K ﹤0.01% 3457
2020
Q4 		– Sell
-72,620
Closed -$1.06M – 2015
2020
Q3 		$1.06M Sell
72,620
-35,699
-33% -$596K 0.01% 1013
2020
Q2 		$1.77M Sell
108,319
-27,934
-21% -$607K 0.01% 832
2020
Q1 		$3.25M Buy
+136,253
New +$3.1M 0.03% 488
2019
Q3 		– Sell
-90,062
Closed -$1.71M – 1788
2019
Q2 		$1.71M Buy
90,062
+65,359
+265% +$1.21M 0.01% 810
2019
Q1 		$423K Buy
+24,703
New +$436K ﹤0.01% 1180

Other funds holding INSW

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
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
NAMI
Nomura Asset Management International Philadelphia, Pennsylvania $58.4B AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
HP
Hosking Partners London, United Kingdom $2.79B AUM 58.33% 1-Year Est. Return

Marshall Wace's INSW Position: Q1 2026 in Review

Marshall Wace reduced its International Seaways (INSW) stake by 33% in Q1 2026, selling an estimated $143K and leaving 4,590 shares worth $335K. The position accounts for ﹤0.01% of the portfolio, ranked #2615.

Marshall Wace first reported a position in INSW in Q1 2019 and has held it in 17 quarters since. The position peaked at $11M in Q2 2023. 333 funds tracked by Wall St. Rank hold INSW as of Q1 2026.

  • Marshall Wace held 4,590 shares of International Seaways worth $335K as of Q1 2026.
  • Marshall Wace sold 2,242 International Seaways shares in Q1 2026, an estimated $143K.
  • International Seaways made up ﹤0.01% of Marshall Wace's portfolio in Q1 2026, its #2615 holding.
  • Marshall Wace first reported a position in International Seaways in Q1 2019 and has held it in 17 quarters since.
  • Marshall Wace's International Seaways position peaked at $11M in Q2 2023.
  • 333 funds tracked by Wall St. Rank held International Seaways as of Q1 2026.

Based on Marshall Wace's 13F filing for Q1 2026, filed 15 May 2026.