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SGP · SpyGlass Pharma, Inc.

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$26.51 +0.28 (+1.07%) At close · Aug 21
Market Cap
$886.71M
Shares
33.45M

Institutional ownership from SEC Form 13F filings. Investment managers with more than $100 million in U.S. equities must disclose their positions every quarter, within 45 days of quarter-end, so the holdings shown can lag the market by up to a quarter.

Holders: 51
Total Value: $581,492,121
Total Shares: 26,122,738

Institutional Ownership Trend

2 quarters

Holder Concentration

Across 51 13F filers · Δ vs Mar 31, 2026
Top Holder
30.7%
Mar 2026 → Jun 2026 · range 30.7% – 31.6%
−0.9 pts
Top 5
79.4%
Mar 2026 → Jun 2026 · range 79.4% – 81.8%
−2.4 pts
Top 10
91.0%
Mar 2026 → Jun 2026 · range 91.0% – 92.4%
−1.4 pts
HHI
1,944
Mar 2026 → Jun 2026 · range 1,944 – 2,055
Moderately concentrated−110

Quarterly Activity

vs Mar 31, 2026
New
21
Increased
17
Decreased
6
Sold Out
5
Unchanged
7
Holder count: +16
Institutional value: -11.5%
Shares held: +3.0%

Top Buyers

vs Mar 31, 2026
Institution Added Now Holds Open

Top Sellers

vs Mar 31, 2026
Institution Sold Now Holds Open

Top New Positions

vs Mar 31, 2026
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Mar 31, 2026
Institution Previously Held Last Value (USD) Open
Showing 51 of 51
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1778922 CUSIP 85220G109 13F (30d) 51 filings 51 filers Visit website Investor relations