Cliff Asness's MASS Position Overview
Cliff Asness (via Aqr Capital Management LLC) currently holds 104,806 shares of 908 Devices Inc. (MASS) worth $550,231, representing 0.00% of the portfolio. First purchased in 2023-Q3, this medium-term investment has been held for 9 quarters.
Based on 13F filings, Cliff Asness has maintained a strategic position in MASS, demonstrating sustained confidence in this investment. Largest addition occurred in Q2 2024, adding 113,594 shares. Largest reduction occurred in Q4 2024, reducing 152,053 shares.
Analysis based on 13F filings available since 2013 Q2
Cliff Asness's 908 Devices (MASS) Holding Value Over Time
Track share changes against reported price movement
Quarterly 908 Devices (MASS) Trades by Cliff Asness
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | -373 | Reduce 0.35% | 104,806 | $5.25 |
| Q3 2025 | +10,187 | Add 10.72% | 105,179 | $8.76 |
| Q2 2025 | +13,434 | Add 16.47% | 94,992 | $7.13 |
| Q1 2025 | +81,558 | New Buy | 81,558 | $4.48 |
| Q4 2024 | -152,053 | Sold Out | 0 | $0.00 |
| Q3 2024 | +38,459 | Add 33.86% | 152,053 | $3.47 |
| Q2 2024 | +113,594 | New Buy | 113,594 | $5.15 |
| Q4 2023 | -17,424 | Sold Out | 0 | $0.00 |
| Q3 2023 | +17,424 | New Buy | 17,424 | $6.66 |
Cliff Asness's 908 Devices Investment FAQs
Cliff Asness first purchased 908 Devices Inc. (MASS) in Q3 2023, acquiring 17,424 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 908 Devices Inc. (MASS) for 9 quarters since Q3 2023.
Cliff Asness's largest addition to 908 Devices Inc. (MASS) was in Q2 2024, adding 113,594 shares worth $585,009.
According to the latest 13F filing for Q4 2025, Cliff Asness's firm, Aqr Capital Management LLC, owns 104,806 shares of 908 Devices Inc. (MASS), valued at approximately $550,231.
As of the Q4 2025 filing, 908 Devices Inc. (MASS) represents approximately 0.00% of Cliff Asness's publicly disclosed stock portfolio, making it one of their key holdings.
Cliff Asness's peak holding in 908 Devices Inc. (MASS) was 152,053 shares, as reported at the end of Q3 2024.