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STT

State Street Corp

Company with tickers: STT, STT-PG

CIK
93751
CUSIP
857477103
Shares Outstanding
276,767,033
13F Activity (30d)
54 filings 36 filers

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: 1,127
Total Value: $35,442,004,682
Total Shares: 280,041,130
Showing 1–100 of 1,159 holdings by value · page 1 of 12

Institutional Ownership Trend

25 quarters

Holder Concentration

Across 1,126 13F filers · Δ vs Dec 31, 2025
Top Holder
9.9%
Jun 2023 → Mar 2026 · range 9.9% – 14.4%
−3.9 pts
Top 5
31.5%
Jun 2023 → Mar 2026 · range 31.5% – 39.7%
−4.9 pts
Top 10
45.1%
Jun 2023 → Mar 2026 · range 45.1% – 52.5%
−3.9 pts
HHI
294
Jun 2023 → Mar 2026 · range 294 – 442
Broadly held−111

Quarterly Activity

vs Dec 31, 2025
New
138
Increased
427
Decreased
334
Sold Out
112
Unchanged
228
Holder count: +26
Institutional value: +3.7%
Shares held: +5.7%

Top Buyers

vs Dec 31, 2025
Institution Added Now Holds Open

Top Sellers

vs Dec 31, 2025
Institution Sold Now Holds Open

Top New Positions

vs Dec 31, 2025
Institution Acquired Value (USD) Open

Top Sold-Out Positions

vs Dec 31, 2025
Institution Previously Held Last Value (USD) Open
Showing 100 of 1,159
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Holder Value (USD) % of 13F Shares Open