Ken Griffin
MDYG icon

Ken Griffin’s State Street SPDR S&P 400 Mid Cap Growth ETF MDYG Stock Holding History

Ken Griffin’s Portfolio MDYG Stock Details MDYG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-26,609
Closed -$2.46M – 13722
2025
Q4 		$2.46M Buy
26,609
+20,001
+303% +$1.84M ﹤0.01% 5540
2025
Q3 		$605K Buy
6,608
+3,359
+103% +$302K ﹤0.01% 8660
2025
Q2 		$282K Sell
3,249
-30,314
-90% -$2.48M ﹤0.01% 9943
2025
Q1 		$2.67M Buy
33,563
+29,230
+675% +$2.51M ﹤0.01% 4975
2024
Q4 		$376K Sell
4,333
-2,346
-35% -$211K ﹤0.01% 9185
2024
Q3 		$586K Sell
6,679
-47,954
-88% -$4.09M ﹤0.01% 7927
2024
Q2 		$4.59M Buy
+54,633
New +$4.62M ﹤0.01% 3885
2024
Q1 		– Sell
-3,626
Closed -$274K – 15132
2023
Q4 		$274K Sell
3,626
-8,948
-71% -$628K ﹤0.01% 9335
2023
Q3 		$869K Sell
12,574
-419
-3% -$30.2K ﹤0.01% 6871
2023
Q2 		$931K Sell
12,993
-3,735
-22% -$255K ﹤0.01% 6613
2023
Q1 		$1.14M Buy
+16,728
New +$1.14M ﹤0.01% 6484
2022
Q4 		– Sell
-54,848
Closed -$3.31M – 15225
2022
Q3 		$3.31M Buy
54,848
+32,587
+146% +$2.15M ﹤0.01% 4607
2022
Q2 		$1.36M Buy
22,261
+16,549
+290% +$1.11M ﹤0.01% 6345
2022
Q1 		$424K Buy
+5,712
New +$423K ﹤0.01% 9775
2021
Q2 		– Sell
-25,982
Closed -$1.95M – 14093
2021
Q1 		$1.95M Buy
+25,982
New +$1.92M ﹤0.01% 6448
2020
Q4 		– Sell
-50,194
Closed -$2.88M – 11268
2020
Q3 		$2.88M Buy
50,194
+38,496
+329% +$2.2M ﹤0.01% 4045
2020
Q2 		$629K Buy
+11,698
New +$583K ﹤0.01% 6659
2019
Q4 		– Sell
-51,027
Closed -$2.74M – 9484
2019
Q3 		$2.74M Buy
51,027
+25,403
+99% +$1.37M ﹤0.01% 3993
2019
Q2 		$1.39M Buy
25,624
+10,087
+65% +$537K ﹤0.01% 5144
2019
Q1 		$816K Buy
+15,537
New +$787K ﹤0.01% 5961
2017
Q2 		– Sell
-45,186
Closed -$2.1M – 7832
2017
Q1 		$2.1M Sell
45,186
-131,544
-74% -$6.04M ﹤0.01% 3016
2016
Q4 		$7.84M Buy
+176,730
New +$7.57M 0.01% 1569
2015
Q4 		– Sell
-82,554
Closed -$3.19M – 8991
2015
Q3 		$3.19M Buy
+82,554
New +$3.4M ﹤0.01% 2394

Other funds holding MDYG

LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
Financial Engines Advisors
Financial Engines Advisors Santa Clara, California $49.2B AUM 14.31% 1-Year Est. Return
AWM
AE Wealth Management Topeka, Kansas $21.5B AUM 26.98% 1-Year Est. Return
NP
NorthRock Partners Minneapolis, Minnesota $6.89B AUM 19.83% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
CF
Convergence Financial Columbia, Missouri $1.26B AUM 24.35% 1-Year Est. Return
FWP
FAS Wealth Partners Leawood, Kansas $1.92B AUM 26.86% 1-Year Est. Return
Raymond James Financial
Raymond James Financial St Petersburg, Florida $324B AUM 22.36% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $424B AUM 22.96% 1-Year Est. Return
PAG
Private Advisor Group Morristown, New Jersey $21.8B AUM 28.57% 1-Year Est. Return

Ken Griffin's MDYG Position: Q1 2026 in Review

Ken Griffin sold out of State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) in Q1 2026, closing a stake of 26,609 shares — an estimated $2.46M sold.

Ken Griffin first reported a position in MDYG in Q3 2015 and held it in 23 quarters. The position peaked at $7.84M in Q4 2016. 397 funds tracked by Wall St. Rank hold MDYG as of Q1 2026.

  • Ken Griffin reported no remaining State Street SPDR S&P 400 Mid Cap Growth ETF position as of Q1 2026 after selling out during the quarter.
  • Ken Griffin sold 26,609 State Street SPDR S&P 400 Mid Cap Growth ETF shares in Q1 2026, an estimated $2.46M.
  • Ken Griffin first reported a position in State Street SPDR S&P 400 Mid Cap Growth ETF in Q3 2015 and held it in 23 quarters.
  • Ken Griffin's State Street SPDR S&P 400 Mid Cap Growth ETF position peaked at $7.84M in Q4 2016.
  • 397 funds tracked by Wall St. Rank held State Street SPDR S&P 400 Mid Cap Growth ETF as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.