CLOUDFLARE INC
PUT · CUSIP 18915M957
0
institutional holders
-1 vs Q1 2026
—reported value*
0 new
0 added
0 reduced
1 sold out
net sold ≈ $3.5m (-17.1k shares)
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once. Holder counts are more reliable. Options: 0 managers hold calls (— notional), 8 hold puts ($561.5m).
Trends to Q2 2026
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q1 2026 | 1 |
| Q2 2026 | 0 |
Calls vs puts
Options held, notional value, last 4 quarters. P/C = puts ÷ calls
CallsPuts
Numbers
| Quarter | Calls | Puts | P/C |
|---|---|---|---|
| Q3 2025 | $0 | $0 | — |
| Q4 2025 | $0 | $0 | — |
| Q1 2026 | $0 | $255.7m | — |
| Q2 2026 | $0 | $561.5m | — |
Biggest buyers
| None |
Biggest sellers
| HRT FINANCIAL LP | Sold out | -17.1k |
Biggest calls
| None |
Biggest puts
| Optiver Holding B.V. | Added | $191.7m781.7k shares |
| IMC-Chicago, LLC | Added | $182.6m744.5k shares |
| SG Americas Securities, LLC | Reduced | $91.1m1.0m shares |
| GROUP ONE TRADING LLC | Added | $39.5m161.1k shares |
| SIMPLEX TRADING, LLC | Reduced | $35.1m142.9k shares |
| HIGHBRIDGE CAPITAL MANAGEMENT LLC | New | $11.7m48.2k shares |
| JPMORGAN CHASE & CO | Added | $8.5m35.0k shares |
| Capital Markets Trading UK LLP | Reduced | $1.3m5.1k shares |
Options at notional value: the value of the shares the contracts control, as filers report them, not what the options cost. Not included in the holders, shares or buying above.
Holders, Q2 2026
| Manager | Shares | Change |
|---|