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AGIO · Agios Pharmaceuticals, Inc. · Holdings

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$33.60 -0.04 (-0.12%) At close · Sep 11
Market Cap
$2.01B
Shares
59.70M

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: 239
Total Value: $2,591,660,091
Total Shares: 69,837,247
Showing 1–100 of 251 holdings by value · page 1 of 3

Institutional Ownership Trend

26 quarters

Holder Concentration

Across 239 13F filers · Δ vs Mar 31, 2026
Top Holder
9.2%
Sep 2023 → Jun 2026 · range 8.6% – 9.6%
+0.4 pts
Top 5
35.1%
Sep 2023 → Jun 2026 · range 33.4% – 38.7%
+0.2 pts
Top 10
53.7%
Sep 2023 → Jun 2026 · range 51.1% – 59.2%
+0.7 pts
HHI
382
Sep 2023 → Jun 2026 · range 362 – 453
Broadly held−2

Quarterly Activity

vs Mar 31, 2026
New
36
Increased
98
Decreased
67
Sold Out
34
Unchanged
38
Holder count: +2
Institutional value: +14.1%
Shares held: +4.0%

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 100 of 251
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Holder Value (USD) % of 13F Shares Open
Key facts CIK 1439222 CUSIP 00847X104 13F (30d) 122 filings 121 filers Visit website Investor relations