Weibo Corporation (WB) Insider Trading
Over the last 6 months, 90 institutions increased and 112 reduced their position (13F).
Insider Activity
Sentiment
50/100
Buys (3m)
0
Sells (3m)
0
Net (3m)
$0
Insider trades by month Buys Sells
Mar
Apr
Jul
Sep
Nov
Dec
Context3-month price -7%Institutions reducing (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| May 19, 2026 | CHEN PEHONGdirector | Option | 6,250 | — |
| May 19, 2026 | Lu Pochin Christopherdirector | Option | 6,250 | — |
| Jan 5, 2009 | JENKINS BENJAMIN P IIIofficer: Vice Chairman, Pres. Gen. Bank | Tax | 39,762 | $5.54 |
| Jan 5, 2009 | CARROLL DAVID Mofficer: SEVP & Head of Cap. MGMT | Tax | 23,855 | $5.54 |
| Jan 5, 2009 | Carlson Peter Mofficer: Principal Acct Off | Tax | 3,377 | $5.54 |
| Jan 5, 2009 | Sherburne Jane Cecileofficer: SEVP, General Counsel, Sec. | Tax | 63,515 | $5.54 |
| Jan 5, 2009 | Phelan Kennethofficer: Chief Risk Officer | Tax | 26,323 | $5.54 |
| Jan 5, 2009 | Enos Gerald Adams JRofficer: SEVP Ops., Tech & eComm | Tax | 8,426 | $5.54 |
| Jan 5, 2009 | KELLY STANHOPE Aofficer: SEVP, Pres of Wealth Mgmt. | Tax | 13,052 | $5.54 |
| Jan 5, 2009 | LEHMAN ALICE Lofficer: SVP | Tax | 5,356 | $5.54 |
| Jan 5, 2009 | CUMMINGS STEPHEN Eofficer: SEVP & Head CIB | Tax | 30,521 | $5.54 |
| Jan 5, 2009 | Clark Ranjana Bofficer: SEVP & Chief Marketing Officer | Tax | 3,314 | $5.54 |
| Jan 5, 2009 | MCFAYDEN SHANNON Wofficer: SEVP, HR & Corp Relations Dir. | Tax | 7,110 | $5.54 |
| Dec 16, 2008 | SMITH LANTY Ldirector, officer: Chairman | Grant | 7,972 | — |
| Dec 16, 2008 | SHAW RUTH Gdirector | Grant | 626 | — |
| Dec 16, 2008 | BROWNING PETER Cdirector | Grant | 459 | — |
| Dec 16, 2008 | Gitt Jerome Alandirector | Grant | 203 | — |
| Dec 16, 2008 | BAKER JOHN D IIdirector | Grant | 557 | — |
| Dec 16, 2008 | JAMES DONALD Mdirector | Grant | 395 | — |
| Dec 16, 2008 | GOODWIN WILLIAM H JRdirector | Grant | 894 | — |
| Dec 16, 2008 | CASTEEN JOHN T IIIdirector | Grant | 452 | — |
| Dec 16, 2008 | HERRINGER MARYELLEN Cdirector | Grant | 203 | — |
| Dec 16, 2008 | Proctor Timothy Ddirector | Grant | 323 | — |
| Dec 16, 2008 | RADY ERNEST S TRUSTdirector | Grant | 191 | — |
| Dec 16, 2008 | NEUBAUER JOSEPHdirector | Grant | 797 | — |
| Dec 16, 2008 | MCDONALD MACKEY Jdirector | Grant | 754 | — |
| Dec 16, 2008 | RICHEY VAN Ldirector | Grant | 412 | — |
| Dec 16, 2008 | INGRAM ROBERT ALEXANDERdirector | Grant | 722 | — |
| Dec 16, 2008 | SMITH LANTY Ldirector, officer: Chairman | Grant | 1,417 | — |
| Dec 16, 2008 | YOUNG DONA Ddirector | Grant | 616 | — |
Source: WB SEC Form 4 filings, latest May 19, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their WB positions over the last 6 months (SEC Form 13F).
Increased
90
New positions
40
Reduced
112
Sold out
54
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| ALIBABA GROUP HOLDING LTD | Unchanged | 9.0M | May 15, 2026 |
| ALIBABA GROUP HOLDING LTD | Unchanged | 9.0M | Feb 12, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | Reduced | 5.9M | Feb 10, 2026 |
| ACADIAN ASSET MANAGEMENT LLC | Reduced | 5.6M | May 13, 2026 |
| KRANE FUNDS ADVISORS LLC | Reduced | 4.3M | Feb 11, 2026 |
| KRANE FUNDS ADVISORS LLC | Reduced | 3.8M | May 11, 2026 |
| CAUSEWAY CAPITAL MANAGEMENT LLC | Increased | 3.0M | Feb 13, 2026 |
| CAUSEWAY CAPITAL MANAGEMENT LLC | Reduced | 2.7M | May 14, 2026 |
| SABA CAPITAL MANAGEMENT, L.P. | Increased | 2.4M | May 15, 2026 |
| SABA CAPITAL MANAGEMENT, L.P. | Unchanged | 2.0M | Feb 17, 2026 |
| FIL LTD | Increased | 1.8M | May 15, 2026 |
| GOLDMAN SACHS GROUP INC | Reduced | 1.7M | May 15, 2026 |
| WELLINGTON MANAGEMENT GROUP LLP | Increased | 1.7M | May 15, 2026 |
| FIL LTD | New Position | 1.6M | Feb 17, 2026 |
| UBS GROUP AG | Increased | 1.6M | Jan 29, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.