State Street Corporation (STT) Insider Trading
Over the last 3 months, STT insiders made 1 open-market buy and 6 sales, a net sale of -$7.4M (SEC Form 4). Over the last 6 months, 840 institutions increased and 744 reduced their position (13F).
Insider Activity
Sentiment
3/100
Buys (3m)
1
Sells (3m)
6
Net (3m)
-$7.4M
Insiders buyingFirst buy in 5 quarters
Insider trades by month Buys Sells
Oct
Dec
Feb
Mar
Apr
May
Context3-month price +24.8%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 28, 2026 | O HANLEY RONALD Pdirector, officer: Chairman, CEO and President | Sell | 14,553 | $155.35 |
| May 28, 2026 | Hu W. Bradfordofficer: EVP and Chief Risk Officer | Sell | 9,212 | $155.35 |
| May 22, 2026 | Halliday Patriciadirector | Grant | 1,526 | — |
| May 22, 2026 | Portalatin Julio Adirector | Grant | 1,526 | — |
| May 22, 2026 | O'Sullivan Seandirector | Grant | 1,526 | — |
| May 22, 2026 | Meaney William Ldirector | Grant | 1,526 | — |
| May 22, 2026 | Porter Brian J.director | Grant | 1,526 | — |
| May 22, 2026 | Gordon Susan M.director | Grant | 1,526 | — |
| May 22, 2026 | MATHEW SARAdirector | Grant | 1,526 | — |
| May 22, 2026 | Fawcett Amelia C.director | Grant | 1,526 | — |
| May 22, 2026 | Chandoha Marie Adirector | Grant | 1,526 | — |
| May 22, 2026 | DeMaio Donnadirector | Grant | 1,526 | — |
| May 22, 2026 | Freda William Cdirector | Grant | 1,526 | — |
| May 22, 2026 | Rhea John Bdirector | Grant | 2,533 | — |
| May 19, 2026 | Schaefer Elizabethofficer: SVP, Chief Accounting Officer | Tax | 191 | $152.85 |
| May 19, 2026 | RICHARDS MICHAEL Lofficer: EVP and Chief Admin Officer | Tax | 195 | $152.85 |
| May 19, 2026 | O HANLEY RONALD Pdirector, officer: Chairman, CEO and President | Option | 2,204 | — |
| May 19, 2026 | TAHIRI MOSTAPHAofficer: EVP and COO | Tax | 91 | $152.85 |
| May 15, 2026 | Schaefer Elizabethofficer: SVP, Chief Accounting Officer | Sell | 500 | $150.87 |
| Apr 24, 2026 | RICHARDS MICHAEL Lofficer: EVP and Chief Admin Officer | Sell | 3,000 | $153.89 |
| Apr 24, 2026 | TAHIRI MOSTAPHAofficer: EVP and COO | Sell | 9,611 | $152.93 |
| Mar 23, 2026 | Gordon Susan M.director | Grant | 324 | — |
| Mar 12, 2026 | PLANSKY JOHNofficer: Executive Vice President | Sell | 16,100 | $124.32 |
| Mar 9, 2026 | Porter Brian J.director | Buy | 2,500 | $124.99 |
| Mar 4, 2026 | O HANLEY RONALD Pdirector, officer: Chairman, CEO and President | Sell | 29,107 | $125.70 |
| Mar 2, 2026 | Hu W. Bradfordofficer: EVP and Chief Risk Officer | Grant | 12,310 | — |
| Mar 2, 2026 | Schaefer Elizabethofficer: SVP, Chief Accounting Officer | Grant | 4,216 | — |
| Mar 2, 2026 | RICHARDS MICHAEL Lofficer: EVP and Senior Advisor | Grant | 5,967 | — |
| Mar 2, 2026 | PLANSKY JOHNofficer: Executive Vice President | Grant | 12,769 | — |
| Mar 2, 2026 | Hung Yie-Hsinofficer: EVP; President and CEO of SSIM | Grant | 20,202 | — |
Source: STT SEC Form 4 filings, latest May 28, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their STT positions over the last 6 months (SEC Form 13F).
Increased
840
New positions
276
Reduced
744
Sold out
161
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| VANGUARD GROUP INC | Reduced | 36.6M | Jan 29, 2026 |
| BLACKROCK, INC. | Increased | 24.6M | Feb 12, 2026 |
| BLACKROCK, INC. | Reduced | 24.0M | May 13, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 17.7M | May 15, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 16.1M | May 8, 2026 |
| STATE STREET CORP | Increased | 13.4M | May 15, 2026 |
| STATE STREET CORP | Reduced | 13.3M | Feb 13, 2026 |
| FMR LLC | Increased | 13.3M | Feb 17, 2026 |
| FMR LLC | Reduced | 11.5M | May 15, 2026 |
| REGENTS OF THE UNIVERSITY OF CALIFORNIA | Increased | 10.1M | May 28, 2026 |
| REGENTS OF THE UNIVERSITY OF CALIFORNIA | Increased | 8.7M | Feb 11, 2026 |
| INVESCO LTD. | Reduced | 8.0M | Feb 19, 2026 |
| INVESCO LTD. | Reduced | 7.8M | May 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 7.7M | May 15, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 7.4M | Feb 9, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.