Jane Street’s Pediatrix Medical MD Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $4.68M | Buy |
218,655
+107,880
| +97% | +$2.25M | ﹤0.01% | 3628 |
|
|
2025
Q4 | $2.37M | Sell |
110,775
-110,823
| -50% | -$2.27M | ﹤0.01% | 4474 |
|
|
2025
Q3 | $3.71M | Buy |
221,598
+62,579
| +39% | +$938K | ﹤0.01% | 3876 |
|
|
2025
Q2 | $2.28M | Sell |
159,019
-55,118
| -26% | -$756K | ﹤0.01% | 4215 |
|
|
2025
Q1 | $3.1M | Sell |
214,137
-28,465
| -12% | -$404K | ﹤0.01% | 3666 |
|
|
2024
Q4 | $3.18M | Sell |
242,602
-60,681
| -20% | -$838K | ﹤0.01% | 3346 |
|
|
2024
Q3 | $3.52M | Buy |
303,283
+106,332
| +54% | +$1M | ﹤0.01% | 3446 |
|
|
2024
Q2 | $1.49M | Buy |
+196,951
| New | +$1.63M | ﹤0.01% | 5027 |
|
|
2024
Q1 | – | Sell |
-41,037
| Closed | -$382K | – | 9732 |
|
|
2023
Q4 | $382K | Buy |
+41,037
| New | +$424K | ﹤0.01% | 7244 |
|
|
2023
Q3 | – | Sell |
-52,083
| Closed | -$740K | – | 9080 |
|
|
2023
Q2 | $740K | Buy |
+52,083
| New | +$731K | ﹤0.01% | 5701 |
|
|
2023
Q1 | – | Sell |
-17,350
| Closed | -$258K | – | 9558 |
|
|
2022
Q4 | $258K | Sell |
17,350
-15,225
| -47% | -$248K | ﹤0.01% | 7276 |
|
|
2022
Q3 | $538K | Buy |
+32,575
| New | +$656K | ﹤0.01% | 6563 |
|
|
2022
Q2 | – | Sell |
-14,203
| Closed | -$334K | – | 10402 |
|
|
2022
Q1 | $334K | Buy |
+14,203
| New | +$348K | ﹤0.01% | 8229 |
|
|
2021
Q4 | – | Sell |
-65,738
| Closed | -$1.76M | – | 10528 |
|
|
2021
Q3 | $1.87M | Buy |
65,738
+37,839
| +136% | +$1.15M | ﹤0.01% | 4611 |
|
|
2021
Q2 | $841K | Buy |
27,899
+6,292
| +29% | +$186K | ﹤0.01% | 6210 |
|
|
2021
Q1 | $550K | Sell |
21,607
-23,027
| -52% | -$590K | ﹤0.01% | 6627 |
|
|
2020
Q4 | $1.09M | Buy |
+44,634
| New | +$838K | ﹤0.01% | 4503 |
|
|
2020
Q3 | – | Sell |
-20,031
| Closed | -$373K | – | 7603 |
|
|
2020
Q2 | $342K | Buy |
+20,031
| New | +$297K | ﹤0.01% | 5643 |
|
|
2020
Q1 | – | Sell |
-69,872
| Closed | -$1.94M | – | 5714 |
|
|
2019
Q4 | $1.94M | Buy |
+69,872
| New | +$1.75M | ﹤0.01% | 1974 |
|
|
2019
Q3 | – | Sell |
-11,182
| Closed | -$282K | – | 5496 |
|
|
2019
Q2 | $282K | Buy |
+11,182
| New | +$300K | ﹤0.01% | 4281 |
|
|
2019
Q1 | – | Sell |
-34,231
| Closed | -$1.13M | – | 5379 |
|
|
2018
Q4 | $1.13M | Buy |
+34,231
| New | +$1.38M | ﹤0.01% | 2390 |
|
|
2018
Q1 | – | Sell |
-38,168
| Closed | -$2.04M | – | 5167 |
|
|
2017
Q4 | $2.04M | Buy |
38,168
+30,189
| +378% | +$1.42M | 0.01% | 1581 |
|
|
2017
Q3 | $344K | Sell |
7,979
-30,893
| -79% | -$1.47M | ﹤0.01% | 3521 |
|
|
2017
Q2 | $2.35M | Buy |
38,872
+32,826
| +543% | +$1.95M | 0.01% | 1354 |
|
|
2017
Q1 | $419K | Buy |
+6,046
| New | +$420K | ﹤0.01% | 3053 |
|
|
2016
Q3 | – | Sell |
-4,446
| Closed | -$322K | – | 4319 |
|
|
2016
Q2 | $322K | Buy |
+4,446
| New | +$306K | ﹤0.01% | 3235 |
|
|
2015
Q4 | – | Sell |
-17,784
| Closed | -$1.37M | – | 4267 |
|
|
2015
Q3 | $1.37M | Buy |
17,784
+8,084
| +83% | +$652K | 0.01% | 1327 |
|
|
2015
Q2 | $719K | Buy |
9,700
+1,134
| +13% | +$81.6K | ﹤0.01% | 1916 |
|
|
2015
Q1 | $621K | Buy |
+8,566
| New | +$596K | ﹤0.01% | 1832 |
|
|
2014
Q2 | – | Sell |
-34,216
| Closed | -$2.12M | – | 2901 |
|
|
2014
Q1 | $2.12M | Buy |
+34,216
| New | +$1.99M | 0.02% | 541 |
|
|
2013
Q4 | – | Sell |
-48,072
| Closed | -$2.41M | – | 2680 |
|
|
2013
Q3 | $2.41M | Buy |
+48,072
| New | +$2.35M | 0.03% | 483 |
|
Other funds holding MD
VPM
VCM
WA
Jane Street's MD Position: Q1 2026 in Review
Jane Street increased its Pediatrix Medical (MD) stake by 97% in Q1 2026, buying an estimated $2.25M and bringing the position to 218,655 shares worth $4.68M. The position accounts for ﹤0.01% of the portfolio, ranked #3628.
Jane Street first reported a position in MD in Q3 2013 and has held it in 31 quarters since. 296 funds tracked by Wall St. Rank hold MD as of Q1 2026.
- Jane Street held 218,655 shares of Pediatrix Medical worth $4.68M as of Q1 2026.
- Jane Street bought 107,880 Pediatrix Medical shares in Q1 2026, an estimated $2.25M.
- Pediatrix Medical made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #3628 holding.
- Jane Street first reported a position in Pediatrix Medical in Q3 2013 and has held it in 31 quarters since.
- 296 funds tracked by Wall St. Rank held Pediatrix Medical as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.