Joel Greenblatt's INSP Position Overview
Joel Greenblatt (via Gotham Asset Management, LLC) currently holds 48,547 shares of Inspire Medical Systems, Inc. (INSP) worth $4.48 M, representing 0.02% of the portfolio. First purchased in 2020-Q4, this medium-term investment has been held for 12 quarters.
Based on 13F filings, Joel Greenblatt has maintained a strategic position in INSP, demonstrating sustained confidence in this investment. Largest addition occurred in Q3 2025, adding 29,090 shares. Largest reduction occurred in Q3 2023, reducing 6,951 shares.
Analysis based on 13F filings available since 2013 Q2
Joel Greenblatt's Inspire Medical Systems (INSP) Holding Value Over Time
Track share changes against reported price movement
Quarterly Inspire Medical Systems (INSP) Trades by Joel Greenblatt
| Report Date | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q4 2025 | +19,457 | Add 66.89% | 48,547 | $92.23 |
| Q3 2025 | +29,090 | New Buy | 29,090 | $74.20 |
| Q3 2023 | -6,951 | Sold Out | 0 | $0.00 |
| Q2 2023 | +567 | Add 8.88% | 6,951 | $324.64 |
| Q1 2023 | -5,210 | Reduce 44.94% | 6,384 | $234.07 |
| Q4 2022 | +11,594 | New Buy | 11,594 | $251.88 |
| Q2 2022 | -1,309 | Sold Out | 0 | $0.00 |
| Q1 2022 | +1,309 | New Buy | 1,309 | $256.68 |
| Q4 2021 | -3,683 | Sold Out | 0 | $0.00 |
| Q3 2021 | +3,683 | New Buy | 3,683 | $232.96 |
| Q1 2021 | -1,071 | Sold Out | 0 | $0.00 |
| Q4 2020 | +1,071 | New Buy | 1,071 | $187.68 |
Joel Greenblatt's Inspire Medical Systems Investment FAQs
Joel Greenblatt first purchased Inspire Medical Systems, Inc. (INSP) in Q4 2020, acquiring 1,071 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Joel Greenblatt has held Inspire Medical Systems, Inc. (INSP) for 12 quarters since Q4 2020.
Joel Greenblatt's largest addition to Inspire Medical Systems, Inc. (INSP) was in Q3 2025, adding 29,090 shares worth $2.16 M.
According to the latest 13F filing for Q4 2025, Joel Greenblatt's firm, Gotham Asset Management, LLC, owns 48,547 shares of Inspire Medical Systems, Inc. (INSP), valued at approximately $4.48 M.
As of the Q4 2025 filing, Inspire Medical Systems, Inc. (INSP) represents approximately 0.02% of Joel Greenblatt's publicly disclosed stock portfolio, making it one of their key holdings.
Joel Greenblatt's peak holding in Inspire Medical Systems, Inc. (INSP) was 48,547 shares, as reported at the end of Q4 2025.