Mariner
IWF icon

Mariner’s iShares Russell 1000 Growth ETF IWF Stock Holding History

Mariner’s Portfolio IWF Stock Details IWF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$242M Sell
2,271,536
-66,980
-3% -$7.6M 0.28% 61
2025
Q4 		$277M Buy
2,338,516
+23,444
+1% +$2.78M 0.33% 51
2025
Q3 		$271M Sell
2,315,072
-2,692
-0.1% -$300K 0.35% 49
2025
Q2 		$246M Buy
2,317,764
+64,008
+3% +$6.12M 0.36% 48
2025
Q1 		$203M Buy
2,253,756
+68,952
+3% +$6.8M 0.34% 59
2024
Q4 		$219M Sell
2,184,804
-51,840
-2% -$5.1M 0.37% 48
2024
Q3 		$210M Sell
2,236,644
-4,748
-0.2% -$430K 0.37% 53
2024
Q2 		$204M Sell
2,241,392
-60,936
-3% -$5.2M 0.4% 49
2024
Q1 		$194M Buy
2,302,328
+71,332
+3% +$5.75M 0.4% 50
2023
Q4 		$169M Buy
2,230,996
+64,988
+3% +$4.6M 0.4% 55
2023
Q3 		$144M Buy
2,166,008
+50,788
+2% +$3.51M 0.39% 60
2023
Q2 		$146M Buy
2,115,220
+97,792
+5% +$6.22M 0.39% 55
2023
Q1 		$123M Buy
2,017,428
+42,732
+2% +$2.46M 0.36% 66
2022
Q4 		$106M Buy
1,974,696
+309,476
+19% +$17M 0.34% 72
2022
Q3 		$87.6M Sell
1,665,220
-72,560
-4% -$4.27M 0.35% 67
2022
Q2 		$95M Sell
1,737,780
-77,940
-4% -$4.68M 0.39% 66
2022
Q1 		$126M Buy
1,815,720
+146,404
+9% +$9.99M 0.48% 44
2021
Q4 		$128M Buy
1,669,316
+108,116
+7% +$8.01M 0.54% 34
2021
Q3 		$107M Buy
1,561,200
+238,116
+18% +$16.8M 0.56% 35
2021
Q2 		$89.8M Sell
1,323,084
-16,412
-1% -$1.06M 0.56% 34
2021
Q1 		$81.4M Buy
1,339,496
+39,536
+3% +$2.41M 0.57% 33
2020
Q4 		$78.4M Sell
1,299,960
-34,192
-3% -$1.95M 0.6% 34
2020
Q3 		$72.3M Sell
1,334,152
-5,220
-0.4% -$275K 0.68% 29
2020
Q2 		$64.3M Buy
1,339,372
+306,812
+30% +$13.5M 0.64% 31
2020
Q1 		$38.9M Sell
1,032,560
-26,696
-3% -$1.15M 0.49% 48
2019
Q4 		$46.6M Buy
1,059,256
+89,588
+9% +$3.74M 0.48% 53
2019
Q3 		$38.7M Buy
969,668
+16,936
+2% +$679K 0.46% 62
2019
Q2 		$37.5M Buy
952,732
+133,332
+16% +$5.16M 0.45% 62
2019
Q1 		$29.6M Sell
819,400
-14,220
-2% -$511K 0.42% 63
2018
Q4 		$27.3M Buy
833,620
+375,064
+82% +$13.2M 0.49% 57
2018
Q3 		$17.9M Sell
458,556
-25,816
-5% -$978K 0.46% 52
2018
Q2 		$17.4M Buy
484,372
+139,476
+40% +$4.92M 0.49% 46
2018
Q1 		$11.7M Buy
344,896
+476
+0.1% +$16.7K 0.42% 56
2017
Q4 		$11.6M Buy
344,420
+11,076
+3% +$363K 0.45% 50
2017
Q3 		$10.4M Buy
333,344
+20,900
+7% +$640K 0.47% 45
2017
Q2 		$9.3M Sell
312,444
-25,028
-7% -$735K 0.44% 48
2017
Q1 		$9.6M Sell
337,472
-72,564
-18% -$2.01M 0.42% 51
2016
Q4 		$10.8M Sell
410,036
-6,616
-2% -$172K 0.5% 41
2016
Q3 		$10.9M Sell
416,652
-5,940
-1% -$154K 0.52% 38
2016
Q2 		$10.6M Sell
422,592
-38,604
-8% -$964K 0.57% 33
2016
Q1 		$11.5M Sell
461,196
-87,580
-16% -$2.07M 0.68% 29
2015
Q4 		$13.6M Sell
548,776
-703,984
-56% -$17.6M 0.88% 25
2015
Q3 		$29.1M Buy
1,252,760
+891,956
+247% +$21.9M 1.29% 9
2015
Q2 		$8.93M Buy
360,804
+147,032
+69% +$3.7M 0.41% 72
2015
Q1 		$5.29M Buy
213,772
+17,044
+9% +$416K 0.45% 42
2014
Q4 		$4.7M Sell
196,728
-8,036
-4% -$188K 0.42% 42
2014
Q3 		$4.69M Buy
204,764
+32,528
+19% +$745K 0.53% 35
2014
Q2 		$3.92M Sell
172,236
-206,284
-54% -$4.53M 0.43% 44
2014
Q1 		$8.19M Buy
378,520
+46,308
+14% +$994K 1.05% 21
2013
Q4 		$7.14M Buy
332,212
+1,848
+0.6% +$37.9K 0.89% 27
2013
Q3 		$6.46M Buy
330,364
+259,576
+367% +$4.97M 1.19% 15
2013
Q2 		$1.29M Buy
+70,788
New +$1.3M 0.27% 95

Other funds holding IWF

Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $374B AUM 17.66% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
Wells Fargo
Wells Fargo San Francisco, California $530B AUM 22.01% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $377B AUM 19.32% 1-Year Est. Return

Mariner's IWF Position: Q1 2026 in Review

Mariner reduced its iShares Russell 1000 Growth ETF (IWF) stake by 2.9% in Q1 2026, selling an estimated $7.6M and leaving 2,271,536 shares worth $242M. The position accounts for 0.28% of the portfolio, ranked #61.

Mariner first reported a position in IWF in Q2 2013 and has held it in 52 quarters since. The position peaked at $277M in Q4 2025. 2,432 funds tracked by Wall St. Rank hold IWF as of Q1 2026.

  • Mariner held 2,271,536 shares of iShares Russell 1000 Growth ETF worth $242M as of Q1 2026.
  • Mariner sold 66,980 iShares Russell 1000 Growth ETF shares in Q1 2026, an estimated $7.6M.
  • iShares Russell 1000 Growth ETF made up 0.28% of Mariner's portfolio in Q1 2026, its #61 holding.
  • Mariner first reported a position in iShares Russell 1000 Growth ETF in Q2 2013 and has held it in 52 quarters since.
  • Mariner's iShares Russell 1000 Growth ETF position peaked at $277M in Q4 2025.
  • 2,432 funds tracked by Wall St. Rank held iShares Russell 1000 Growth ETF as of Q1 2026.

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