Twilio Inc (TWLO) Ownership
TWLO ownership summary
as of October 17, 2026- Institutions
- 93.5% of shares outstanding
- Insiders
- 0.14% of shares outstanding
- Shares outstanding
- 153.6M
- Float
- 152.9M shares available to trade
- Short interest
- 5.34% 6.3M shares short
- Days to cover
- 2.58 short interest up 41.3% vs prior month
- Institutions 93.47%
- Insiders 0.14%
- Other investors 6.39%
TWLO top institutional holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | BlackRock Inc | 10.83% | 16.6M | $4.06B | +23,869 (+0.1%) | June 30, 2026 |
| 2 | JPMorgan Chase & Co | 7.96% | 12.2M | $2.99B | +2.9M (+30.4%) | June 30, 2026 |
| 3 | FMR Inc | 7.34% | 11.3M | $2.75B | −267,760 (−2.3%) | June 30, 2026 |
| 4 | Vanguard Portfolio Management, LLC | 4.98% | 7.6M | $1.87B | −438,335 (−5.4%) | June 30, 2026 |
| 5 | Vanguard Capital Management, LLC | 4.46% | 6.8M | $1.67B | +60,569 (+0.9%) | June 30, 2026 |
| 6 | State Street Corp | 3.91% | 6.0M | $1.47B | +143,149 (+2.4%) | June 30, 2026 |
| 7 | Geode Capital Management, LLC | 1.87% | 2.9M | $702.7M | +43,515 (+1.5%) | June 30, 2026 |
| 8 | Alkeon Capital Management, LLC | 1.52% | 2.3M | $570.8M | +495,700 (+26.9%) | June 30, 2026 |
| 9 | Royal Bank of Canada | 1.47% | 2.3M | $549.9M | −1.0M (−31.0%) | June 30, 2026 |
| 10 | Pictet Asset Manangement SA | 1.46% | 2.2M | $549.3M | −83,842 (−3.6%) | June 30, 2026 |
| 11 | Jericho Capital Asset Management LP | 1.43% | 2.2M | $535.8M | +1.5M (+214.3%) | June 30, 2026 |
| 12 | NORGES BANK | 1.26% | 1.9M | $473.0M | +10,185 (+0.5%) | June 30, 2026 |
| 13 | Durable Capital Partners LP | 1.20% | 1.8M | $451.1M | +1.8M (0.0%) | June 30, 2026 |
| 14 | Capital World Investors | 1.16% | 1.8M | $436.7M | +1.8M (0.0%) | June 30, 2026 |
| 15 | Morgan Stanley - Brokerage Accounts | 1.13% | 1.7M | $423.3M | −132,967 (−7.1%) | June 30, 2026 |
| 16 | Northern Trust Corp | 1.11% | 1.7M | $415.2M | −100,941 (−5.6%) | June 30, 2026 |
| 17 | UBS Asset Mgmt Americas Inc | 1.03% | 1.6M | $385.0M | +101,699 (+6.9%) | June 30, 2026 |
| 18 | Dimensional Fund Advisors, Inc. | 0.93% | 1.4M | $350.7M | −58,899 (−3.9%) | June 30, 2026 |
| 19 | Nordea Investment Mgmt Bank Demark A/s | 0.83% | 1.3M | $310.6M | +84,261 (+7.1%) | June 30, 2026 |
| 20 | Polar Capital Holdings PLC | 0.78% | 1.2M | $294.5M | +1.0M (+550.5%) | June 30, 2026 |
Value at the latest close. Change = shares bought or sold in the latest quarterly filing (13F). In the top 20, 13 holders added 10.0M shares and 7 cut 2.1M.
TWLO top mutual fund and ETF holders
20 largest| # | Holder | % of shares | Shares | Value | Change | Reported |
|---|---|---|---|---|---|---|
| 1 | iShares Core S&P Mid-Cap ETF | 3.56% | 5.5M | $1.34B | −1,956 (−0.0%) | September 30, 2026 |
| 2 | Vanguard MStar Total Stk Mkt Idx Invest | 3.14% | 4.8M | $1.18B | −8,780 (−0.2%) | August 31, 2026 |
| 3 | JPMorgan Large Cap Growth I | 2.53% | 3.9M | $948.8M | — | August 31, 2026 |
| 4 | Vanguard Small Cap Index | 2.27% | 3.5M | $853.4M | +3,592 (+0.1%) | August 31, 2026 |
| 5 | Fidelity Blue Chip Growth | 1.41% | 2.2M | $530.3M | — | August 31, 2026 |
| 6 | Vanguard MStar Small Cap Growth Indx Inv | 1.30% | 2.0M | $489.8M | −14,242 (−0.7%) | August 31, 2026 |
| 7 | Pictet - Robotics I dy EUR | 1.27% | 2.0M | $478.0M | +14,518 (+0.7%) | June 30, 2026 |
| 8 | American Funds Growth Fd of Amer A | 0.87% | 1.3M | $327.8M | +1.3M (0.0%) | June 30, 2026 |
| 9 | Vanguard Information Technology ETF | 0.82% | 1.3M | $308.7M | −75,895 (−5.7%) | August 31, 2026 |
| 10 | State Street® SPDR® S&P MIDCAP 400® ETF | 0.72% | 1.1M | $271.2M | −12,498 (−1.1%) | August 31, 2026 |
| 11 | Fidelity Select Software & IT Svcs Port | 0.70% | 1.1M | $264.4M | −24,000 (−2.2%) | August 31, 2026 |
| 12 | JPM US Technology A dist USD | 0.68% | 1.0M | $256.0M | +61,457 (+6.2%) | August 31, 2026 |
| 13 | ACAP Strategic A | 0.68% | 1.0M | $254.2M | +237,552 (+29.6%) | June 30, 2026 |
| 14 | iShares S&P Mid-Cap 400 Growth ETF | 0.58% | 886K | $216.6M | −946 (−0.1%) | September 30, 2026 |
| 15 | State Street SPDR Port S&P 400 Md CpETF | 0.53% | 812K | $198.4M | −1,144 (−0.1%) | September 30, 2026 |
| 16 | JPMorgan Growth Advantage A | 0.52% | 798K | $195.0M | +207,000 (+35.0%) | August 31, 2026 |
| 17 | Strategic Advisers Fidelity US TtlStk | 0.50% | 765K | $187.0M | −22,798 (−2.9%) | August 31, 2026 |
| 18 | Fidelity Extended Market Index | 0.48% | 739K | $180.6M | −7,564 (−1.0%) | August 31, 2026 |
| 19 | Polar Capital Global Tech Inc | 0.47% | 725K | $177.3M | +65,830 (+10.0%) | August 31, 2026 |
| 20 | Fidelity Mid-Cap Stock | 0.46% | 709K | $173.2M | −47,600 (−6.3%) | August 31, 2026 |
Funds report holdings monthly or quarterly; dates differ by fund.
TWLO insider transactions
latest 20| Date | Name | Transaction | Price | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-21 | Erika Rottenberg | Sell | $149.02 | 1,800 | $268,236 |
| 2026-04-06 | Khozema Shipchandler | Sell | $133.39 | 15,715 | $2.1M |
| 2026-04-02 | Aidan Viggiano | Sell | $127.51 | 9,389 | $1.2M |
| 2026-03-31 | Aidan Viggiano | Sell | $122.79 | 8,231 | $1.0M |
| 2026-03-31 | Khozema Shipchandler | Sell | $122.81 | 12,624 | $1.6M |
| 2026-03-02 | Aidan Viggiano | Sell | $125.00 | 806 | $100,750 |
| 2026-02-17 | Aidan Viggiano | Sell | $110.66 | 1,023 | $113,205 |
| 2026-01-06 | Khozema Shipchandler | Sell | $134.28 | 13,336 | $1.8M |
| 2026-01-05 | Aidan Viggiano | Sell | $135.97 | 7,213 | $980,752 |
| 2025-12-31 | Aidan Viggiano | Sell | $143.38 | 8,109 | $1.2M |
| 2025-12-31 | Khozema Shipchandler | Sell | $143.37 | 13,266 | $1.9M |
| 2025-12-02 | Andrew Stafman | Sell | $129.00 | 1,000,000 | $129.0M |
| 2025-11-17 | Aidan Viggiano | Sell | $123.28 | 1,514 | $186,646 |
| 2025-10-09 | Aidan Viggiano | Sell | $115.00 | 8,035 | $924,025 |
| 2025-10-03 | Khozema Shipchandler | Sell | $104.09 | 12,922 | $1.3M |
| 2025-09-30 | Aidan Viggiano | Sell | $100.59 | 8,363 | $841,234 |
| 2025-09-30 | Khozema Shipchandler | Sell | $100.59 | 13,681 | $1.4M |
| 2025-08-15 | Aidan Viggiano | Sell | $105.94 | 1,807 | $191,434 |
| 2025-07-03 | Aidan Viggiano | Sell | $117.05 | 8,297 | $971,164 |
| 2025-07-03 | Khozema Shipchandler | Sell | $117.06 | 13,595 | $1.6M |
Reported trades by company officers, directors and other filers (including disclosures by members of Congress where EODHD lists them). "—" where the filing gives no share count.
TWLO shares outstanding
Year-end shares outstanding, adjusted for splits.
Who owns TWLO
Institutional investors own 93.5% of Twilio's shares and insiders 0.14%. The largest holder is BlackRock Inc with 10.83% of the shares (16.6M), as of June 30, 2026. Among the top 20 institutions, 13 added shares and 7 reduced their stake in the latest filings. Short interest is 5.34% of the float, or 2.58 days of average trading volume. The share count rose 792.8% since 2014.
Related: TWLO analyst forecast, TWLO key metrics. See the TWLO stock overview for the latest quote and news.
TWLO ownership FAQ
Who owns the most Twilio stock?
The largest shareholders of Twilio are BlackRock Inc (10.83%), JPMorgan Chase & Co (7.96%), FMR Inc (7.34%), Vanguard Portfolio Management, LLC (4.98%), Vanguard Capital Management, LLC (4.46%).
What percentage of Twilio is owned by institutions?
Institutions hold 93.5% of Twilio's shares outstanding; insiders hold 0.14%.
Which funds own Twilio?
The largest fund holders of Twilio are iShares Core S&P Mid-Cap ETF (3.56%), Vanguard MStar Total Stk Mkt Idx Invest (3.14%), JPMorgan Large Cap Growth I (2.53%), Vanguard Small Cap Index (2.27%), Fidelity Blue Chip Growth (1.41%).
What is Twilio's short interest?
6.3M shares of Twilio were sold short, 5.34% of the float; at the average daily volume it would take 2.58 days to cover.
Are insiders buying or selling Twilio?
Of the latest 20 reported insider transactions in Twilio (since July 3, 2025), 0 were purchases and 20 were sales.
How many shares of Twilio are outstanding?
Twilio has 153.6M shares outstanding, of which 152.9M are in the public float.