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SYRE · Spyre Therapeutics, Inc. · Holdings

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$90.60 +1.89 (+2.13%) At close · Sep 11
Market Cap
$7.99B
Shares
88.17M

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: 268
Total Value: $8,566,364,267
Total Shares: 96,489,813
Showing 1–100 of 276 holdings by value · page 1 of 3

Institutional Ownership Trend

12 quarters

Holder Concentration

Across 268 13F filers · Δ vs Mar 31, 2026
Top Holder
13.5%
Sep 2023 → Jun 2026 · range 13.5% – 24.6%
−0.7 pts
Top 5
33.1%
Sep 2023 → Jun 2026 · range 33.1% – 62.0%
−2.2 pts
Top 10
48.9%
Sep 2023 → Jun 2026 · range 48.9% – 87.4%
−3.3 pts
HHI
397
Sep 2023 → Jun 2026 · range 397 – 1,122
Broadly held−41

Quarterly Activity

vs Mar 31, 2026
New
90
Increased
106
Decreased
57
Sold Out
22
Unchanged
15
Holder count: +68
Institutional value: +104.5%
Shares held: +16.2%

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 100 of 276
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1636282 CUSIP 00773J202 13F (30d) 118 filings 117 filers Visit website Investor relations