Jane Street’s State Street SPDR S&P 400 Mid Cap Growth ETF MDYG Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2025
Q3 | – | Sell |
-4,611
| Closed | -$401K | – | 11380 |
|
|
2025
Q2 | $401K | Sell |
4,611
-56
| -1% | -$4.58K | ﹤0.01% | 7337 |
|
|
2025
Q1 | $371K | Buy |
+4,667
| New | +$401K | ﹤0.01% | 7444 |
|
|
2024
Q4 | – | Sell |
-12,063
| Closed | -$1.06M | – | 10101 |
|
|
2024
Q3 | $1.06M | Buy |
12,063
+7,231
| +150% | +$617K | ﹤0.01% | 5773 |
|
|
2024
Q2 | $406K | Buy |
+4,832
| New | +$408K | ﹤0.01% | 7346 |
|
|
2022
Q4 | – | Sell |
-12,753
| Closed | -$770K | – | 9728 |
|
|
2022
Q3 | $770K | Sell |
12,753
-22,005
| -63% | -$1.45M | ﹤0.01% | 5903 |
|
|
2022
Q2 | $2.12M | Buy |
+34,758
| New | +$2.34M | ﹤0.01% | 4058 |
|
|
2021
Q3 | – | Sell |
-4,419
| Closed | -$343K | – | 10408 |
|
|
2021
Q2 | $343K | Buy |
+4,419
| New | +$340K | ﹤0.01% | 7922 |
|
|
2020
Q4 | – | Sell |
-7,098
| Closed | -$407K | – | 7852 |
|
|
2020
Q3 | $407K | Sell |
7,098
-17,673
| -71% | -$1.01M | ﹤0.01% | 5463 |
|
|
2020
Q2 | $1.33M | Buy |
24,771
+6,305
| +34% | +$314K | ﹤0.01% | 3656 |
|
|
2020
Q1 | $791K | Sell |
18,466
-23,252
| -56% | -$1.23M | ﹤0.01% | 3069 |
|
|
2019
Q4 | $2.38M | Buy |
41,718
+29,277
| +235% | +$1.61M | ﹤0.01% | 1739 |
|
|
2019
Q3 | $668K | Sell |
12,441
-14,546
| -54% | -$785K | ﹤0.01% | 3152 |
|
|
2019
Q2 | $1.47M | Sell |
26,987
-4,251
| -14% | -$226K | ﹤0.01% | 2213 |
|
|
2019
Q1 | $1.64M | Sell |
31,238
-18,002
| -37% | -$912K | ﹤0.01% | 2238 |
|
|
2018
Q4 | $2.26M | Sell |
49,240
-79,066
| -62% | -$3.98M | ﹤0.01% | 1591 |
|
|
2018
Q3 | $7.18M | Buy |
128,306
+83,560
| +187% | +$4.66M | 0.01% | 804 |
|
|
2018
Q2 | $2.42M | Buy |
+44,746
| New | +$2.4M | 0.01% | 1723 |
|
|
2018
Q1 | – | Sell |
-30,126
| Closed | -$1.56M | – | 5169 |
|
|
2017
Q4 | $1.56M | Buy |
30,126
+20,736
| +221% | +$1.06M | ﹤0.01% | 1830 |
|
|
2017
Q3 | $462K | Sell |
9,390
-99,792
| -91% | -$4.78M | ﹤0.01% | 3190 |
|
|
2017
Q2 | $5.21M | Buy |
109,182
+23,910
| +28% | +$1.13M | 0.02% | 749 |
|
|
2017
Q1 | $3.95M | Sell |
85,272
-23,847
| -22% | -$1.09M | 0.02% | 852 |
|
|
2016
Q4 | $4.84M | Buy |
109,119
+47,949
| +78% | +$2.05M | 0.02% | 694 |
|
|
2016
Q3 | $2.6M | Buy |
61,170
+13,566
| +28% | +$579K | 0.01% | 984 |
|
|
2016
Q2 | $1.95M | Buy |
+47,604
| New | +$1.92M | 0.01% | 1294 |
|
|
2015
Q4 | – | Sell |
-62,823
| Closed | -$2.43M | – | 4268 |
|
|
2015
Q3 | $2.43M | Sell |
62,823
-33,822
| -35% | -$1.39M | 0.02% | 825 |
|
|
2015
Q2 | $4.04M | Buy |
96,645
+17,829
| +23% | +$752K | 0.03% | 572 |
|
|
2015
Q1 | $3.32M | Buy |
78,816
+58,347
| +285% | +$2.38M | 0.03% | 579 |
|
|
2014
Q4 | $809K | Buy |
+20,469
| New | +$787K | 0.01% | 1169 |
|
Other funds holding MDYG
NP
AWM
BEI
FWP
Jane Street's MDYG Position: Q3 2025 in Review
Jane Street sold out of State Street SPDR S&P 400 Mid Cap Growth ETF (MDYG) in Q3 2025, closing a stake of 4,611 shares — an estimated $401K sold.
Jane Street first reported a position in MDYG in Q4 2014 and held it in 28 quarters. The position peaked at $7.18M in Q3 2018. 385 funds tracked by Wall St. Rank hold MDYG as of Q3 2025.
- Jane Street reported no remaining State Street SPDR S&P 400 Mid Cap Growth ETF position as of Q3 2025 after selling out during the quarter.
- Jane Street sold 4,611 State Street SPDR S&P 400 Mid Cap Growth ETF shares in Q3 2025, an estimated $401K.
- Jane Street first reported a position in State Street SPDR S&P 400 Mid Cap Growth ETF in Q4 2014 and held it in 28 quarters.
- Jane Street's State Street SPDR S&P 400 Mid Cap Growth ETF position peaked at $7.18M in Q3 2018.
- 385 funds tracked by Wall St. Rank held State Street SPDR S&P 400 Mid Cap Growth ETF as of Q3 2025.
Based on Jane Street's 13F filing for Q3 2025, filed 14 Nov 2025.