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Livermore
Livermore
ZHEN

Renaissance Technologies LLC

SEC CIK
0001037389
Latest filing
Aug 13, 2026

MD holding history

Pediatrix Medical Group, Inc. in every 13F filed by Renaissance Technologies LLC, including the quarters it was sold out or no filing was made. Changes compare share counts with the previous calendar quarter.

MD overviewAll 13F holders of MDFull Q2 2026 holdings

Shares (Q2 2026)
1,287,300
Value
$32.6M
% of portfolio
<0.1%
Quarters held
19
Since Q2 2021
Holdings of MD by Renaissance Technologies LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 20261,287,300$32.6M<0.1%−245,000−16.0%ReducedHolders
Q1 20261,532,300$32.8M0.1%+174,600+12.9%AddedHolders
Q4 20251,357,700$29.0M<0.1%+51,700+4.0%AddedHolders
Q3 20251,306,000$21.9M<0.1%+102,100+8.5%AddedHolders
Q2 20251,203,900$17.3M<0.1%−17,100−1.4%ReducedHolders
Q1 20251,221,000$17.7M<0.1%+382,200+45.6%AddedHolders
Q4 2024838,800$11.0M<0.1%+453,000+117.4%AddedHolders
Q3 2024385,800$4.47M<0.1%−28,200−6.8%ReducedHolders
Q2 2024414,000$3.13M<0.1%−20,300−4.7%ReducedHolders
Q1 2024434,300$4.36M<0.1%+77,000+21.6%AddedHolders
Q4 2023357,300$3.32M<0.1%+309,100+641.3%AddedHolders
Q3 202348,200$613.0K<0.1%−5,100−9.6%ReducedHolders
Q2 202353,300$757.0K<0.1%−55,900−51.2%ReducedHolders
Q1 2023109,200$1.63M<0.1%+109,200NewHolders
Q3 20220$00.0%−140,200−100.0%Sold outHolders
Q2 2022140,200$2.95M<0.1%−185,600−57.0%ReducedHolders
Q1 2022325,800$7.65M<0.1%+205,600+171.0%AddedHolders
Q4 2021120,200$3.27M<0.1%−98,500−45.0%ReducedHolders
Q3 2021218,700$6.22M<0.1%−92,600−29.7%ReducedHolders
Q2 2021311,300$9.39M<0.1%+311,300NewHolders