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Renaissance Technologies LLC

SEC CIK
0001037389
Latest filing
Aug 13, 2026

MASS holding history

908 Devices 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.

MASS overviewAll 13F holders of MASSFull Q2 2026 holdings

Shares (Q2 2026)
191,900
Value
$1.67M
% of portfolio
<0.1%
Quarters held
18
Since Q1 2022
Holdings of MASS by Renaissance Technologies LLC, by quarter
QuarterSharesValue% of portfolioShare changeActionAll holders
Q2 2026191,900$1.67M<0.1%−38,300−16.6%ReducedHolders
Q1 2026230,200$1.41M<0.1%+8,100+3.6%AddedHolders
Q4 2025222,100$1.17M<0.1%+12,800+6.1%AddedHolders
Q3 2025209,300$1.83M<0.1%+35,200+20.2%AddedHolders
Q2 2025174,100$1.24M<0.1%+29,500+20.4%AddedHolders
Q1 2025144,600$647.8K<0.1%−150,356−51.0%ReducedHolders
Q4 2024294,956$648.9K<0.1%−27,444−8.5%ReducedHolders
Q3 2024322,400$1.12M<0.1%+126,900+64.9%AddedHolders
Q2 2024195,500$1.01M<0.1%+86,500+79.4%AddedHolders
Q1 2024109,000$823.0K<0.1%+12,100+12.5%AddedHolders
Q4 202396,900$1.09M<0.1%+12,200+14.4%AddedHolders
Q3 202384,700$564.0K<0.1%−30,000−26.2%ReducedHolders
Q2 2023114,700$787.0K<0.1%−37,400−24.6%ReducedHolders
Q1 2023152,100$1.31M<0.1%−80,300−34.6%ReducedHolders
Q4 2022232,400$1.77M<0.1%+65,700+39.4%AddedHolders
Q3 2022166,700$2.74M<0.1%+29,000+21.1%AddedHolders
Q2 2022137,700$2.83M<0.1%+98,700+253.1%AddedHolders
Q1 202239,000$741.0K<0.1%+39,000NewHolders