STOCK TITAN

INSP: BlackRock discloses 3.35M shares, 11.3% ownership on 13G/A

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
SCHEDULE 13G/A

Rhea-AI Filing Summary

BlackRock, Inc. filed an amended Schedule 13G reporting a passive ownership stake in Inspire Medical Systems (INSP). As of September 30, 2025, BlackRock beneficially owned 3,353,407 shares of INSP, representing 11.3% of the common stock. The filing lists sole voting power over 3,283,122 shares and sole dispositive power over 3,353,407 shares, with no shared voting or dispositive power.

BlackRock certifies the securities were acquired and are held in the ordinary course of business and not for the purpose of changing or influencing control. The filing notes that iShares Core S&P Small-Cap ETF has an interest in INSP common stock that is more than five percent of the total outstanding shares.

Positive

  • None.

Negative

  • None.





Check the appropriate box to designate the rule pursuant to which this Schedule is filed:
Rule 13d-1(b)
Rule 13d-1(c)
Rule 13d-1(d)






SCHEDULE 13G





SCHEDULE 13G



BlackRock, Inc.
Signature:Spencer Fleming
Name/Title:Managing Director
Date:10/17/2025
Exhibit Information

Exhibit 24: Power of Attorney Exhibit 99: Item 7

FAQ

What stake did BlackRock report in INSP on its Schedule 13G/A?

BlackRock reported beneficial ownership of 3,353,407 shares, or 11.3% of Inspire Medical Systems’ common stock as of September 30, 2025.

How much voting and dispositive power does BlackRock have over INSP shares?

BlackRock has sole voting power over 3,283,122 shares and sole dispositive power over 3,353,407 shares, with no shared powers.

Is BlackRock’s position in INSP passive or active?

The filing includes a certification indicating the shares were acquired and are held in the ordinary course and not to change or influence control, consistent with a passive stance.

What class of securities does the filing cover for INSP?

The filing covers Common Stock of Inspire Medical Systems, CUSIP 457730109.

What is the event date associated with BlackRock’s reported INSP holdings?

The date of the event requiring the filing is September 30, 2025.