Cliff Asness's MD Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 560,569 shares of Pediatrix Medical Group, Inc. (MD) worth $11.99 M, representing 0.01% of the portfolio. First purchased in 2013-Q3, this long-term strategic position has been held for 47 quarters.
Based on 13F filings since 2013, Cliff Asness has maintained a long-term strategic position in MD, representing a significant commitment to this investment thesis. Largest addition occurred in Q2 2019, adding 812,425 shares. Largest reduction occurred in Q4 2019, reducing 1.56 M shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's Pediatrix Medical Group (MD) Holding Value Over Time
Track share changes against reported price movement
Quarterly Pediatrix Medical Group (MD) Trades by Cliff Asness
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q1 2026 | +8,746 | Add 1.58% | 560,569 | $21.39 |
| Q4 2025 | +24,633 | Add 4.67% | 551,823 | $21.39 |
| Q3 2025 | +132,263 | Add 33.49% | 527,190 | $16.42 |
| Q2 2025 | -63,953 | Reduce 13.94% | 394,927 | $14.15 |
| Q1 2025 | +14,799 | Add 3.33% | 458,880 | $14.09 |
| Q4 2024 | -364,257 | Reduce 45.06% | 444,081 | $13.12 |
| Q3 2024 | -134,089 | Reduce 14.23% | 808,338 | $11.35 |
| Q2 2024 | -98,708 | Reduce 9.48% | 942,427 | $7.26 |
| Q1 2024 | +509,981 | Add 96.01% | 1.04 M | $10.03 |
| Q4 2023 | -28,725 | Reduce 5.13% | 531,154 | $9.30 |
| Q3 2023 | +170,375 | Add 43.74% | 559,879 | $12.71 |
| Q2 2023 | +62,248 | Add 19.02% | 389,504 | $14.21 |
| Q1 2023 | +100,411 | Add 44.26% | 327,256 | $14.67 |
| Q4 2022 | +115,939 | Add 104.54% | 226,845 | $14.77 |
| Q3 2022 | +50,776 | Add 84.44% | 110,906 | $16.51 |
| Q2 2022 | +35,966 | Add 148.84% | 60,130 | $20.76 |
| Q1 2022 | +459 | Add 1.94% | 24,164 | $23.34 |
| Q4 2021 | +23,705 | New Buy | 23,705 | $27.17 |
| Q1 2021 | -27,777 | Sold Out | 0 | $0.00 |
| Q4 2020 | -156,775 | Reduce 84.95% | 27,777 | $23.69 |
| Q3 2020 | -336,506 | Reduce 64.58% | 184,552 | $16.28 |
| Q2 2020 | +259,785 | Add 99.43% | 521,058 | $16.16 |
| Q1 2020 | -304,005 | Reduce 53.78% | 261,273 | $11.64 |
| Q4 2019 | -1.56 M | Reduce 73.39% | 565,278 | $27.55 |
| Q3 2019 | +369,608 | Add 21.06% | 2.12 M | $22.41 |
| Q2 2019 | +812,425 | Add 86.21% | 1.75 M | $24.69 |
| Q1 2019 | +452,598 | Add 92.40% | 942,404 | $27.17 |
| Q4 2018 | +350,903 | Add 252.62% | 489,806 | $33.00 |
| Q3 2018 | +124,158 | Add 842.03% | 138,903 | $46.66 |
| Q2 2018 | +6,064 | Add 69.85% | 14,745 | $43.27 |
| Q1 2018 | -13,212 | Reduce 60.35% | 8,681 | $55.64 |
| Q4 2017 | -239,032 | Reduce 91.61% | 21,893 | $53.44 |
| Q3 2017 | +260,925 | New Buy | 260,925 | $43.12 |
| Q4 2016 | -42,698 | Sold Out | 0 | $0.00 |
| Q3 2016 | -30,407 | Reduce 41.59% | 42,698 | $66.26 |
| Q2 2016 | -23,007 | Reduce 23.94% | 73,105 | $72.43 |
| Q1 2016 | +20,751 | Add 27.54% | 96,112 | $64.62 |
| Q4 2015 | +59,124 | Add 364.13% | 75,361 | $71.66 |
| Q3 2015 | +12,707 | Add 359.97% | 16,237 | $76.80 |
| Q1 2015 | -4,500 | Reduce 56.04% | 3,530 | $72.52 |
| Q4 2014 | -88,570 | Reduce 91.69% | 8,030 | $66.13 |
| Q3 2014 | +28,600 | Add 42.06% | 96,600 | $54.82 |
| Q2 2014 | +55,656 | Add 450.87% | 68,000 | $58.15 |
| Q1 2014 | -38,900 | Reduce 75.91% | 12,344 | $61.97 |
| Q4 2013 | +40,700 | Add 386.00% | 51,244 | $53.37 |
| Q3 2013 | +10,544 | New Buy | 10,544 | $50.17 |
Cliff Asness's Pediatrix Medical Group Investment FAQs
Cliff Asness first purchased Pediatrix Medical Group, Inc. (MD) in Q3 2013, acquiring 10,544 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Cliff Asness has held Pediatrix Medical Group, Inc. (MD) for 47 quarters since Q3 2013.
Cliff Asness's largest addition to Pediatrix Medical Group, Inc. (MD) was in Q2 2019, adding 1,754,829 shares worth $43.33 M.
According to the latest 13F filing for Q1 2026, Cliff Asness's firm, Aqr Capital Management LLC, owns 560,569 shares of Pediatrix Medical Group, Inc. (MD), valued at approximately $11.99 M.
As of the Q1 2026 filing, Pediatrix Medical Group, Inc. (MD) represents approximately 0.01% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings.
Cliff Asness's peak holding in Pediatrix Medical Group, Inc. (MD) was 2,124,437 shares, as reported at the end of Q3 2019.