Seifert Thomas Jinsider trades
In SEC Form 4 filings, Seifert Thomas J is listed as Chief Financial Officer of Cloudflare, Inc. (NET). In the last 90 days, Seifert Thomas J sold $7.07M of Cloudflare, Inc. (NET) on the open market and bought none. All 19 sales were reported under a 10b5-1 trading plan.
Companies and roles
| Company | Role | Transactions | Last filed |
|---|---|---|---|
| NETCloudflare, Inc. | Chief Financial Officer | 27 | Oct 19 |
Cluster buys
No cluster buy in the last 90 days included a purchase by this insider (two or more insiders buying within 14 days).
Form 4 historysince 2026-09-15
| Company | Traded | Filed | Type | Shares | Price | Value | Owned after | 10b5-1 plan | Filing |
|---|---|---|---|---|---|---|---|---|---|
| NETCloudflare, Inc. | Oct 19 | Oct 19 | M | 12,500 | $44.72 | $559,000 | 117,458 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | S | 1,100 | $297.29 | Sale −$327,021 | 116,358 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | S | 3,401 | $298.32 | Sale −$1,014,590 | 112,957 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | S | 3,756 | $299.36 | Sale −$1,124,379 | 109,201 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | S | 2,643 | $300.39 | Sale −$793,934 | 106,558 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | S | 598 | $301.99 | Sale −$180,593 | 105,960 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | S | 502 | $303.26 | Sale −$152,234 | 105,458 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | S | 500 | $304.15 | Sale −$152,075 | 104,958 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 19 | Oct 19 | M · derivative | 12,500 | $44.72 | $559,000 | 487,500 | Yes | Form 4 |
| NETCloudflare, Inc. | Oct 15 | Oct 19 | F | 2,944 | $316.32 | $931,246 | 104,958 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | C | 10,000 | not reported | not reported | 117,902 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 100 | $318.90 | Sale −$31,890 | 117,802 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 100 | $320.89 | Sale −$32,089 | 117,702 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 100 | $326.56 | Sale −$32,656 | 117,602 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 300 | $328.04 | Sale −$98,412 | 117,302 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 700 | $329.37 | Sale −$230,561 | 116,602 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 700 | $330.23 | Sale −$231,159 | 115,902 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 1,196 | $331.59 | Sale −$396,581 | 114,706 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 1,604 | $332.50 | Sale −$533,330 | 113,102 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 2,632 | $333.62 | Sale −$878,080 | 110,470 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 1,868 | $334.59 | Sale −$625,015 | 108,602 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 600 | $335.32 | Sale −$201,192 | 108,002 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | S | 100 | $336.51 | Sale −$33,651 | 107,902 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | M · derivative | 10,000 | $2.04 | $20,400 | not reported | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | M · derivative | 10,000 | $0.00 | $0 | 18,925 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 17 | Sep 21 | C · derivative | 10,000 | $0.00 | $0 | 8,925 | Yes | Form 4 |
| NETCloudflare, Inc. | Sep 15 | Sep 15 | F | 2,944 | $327.23 | $963,365 | 107,902 | No | Form 4 |
Published from this insider's public Form 4 filings on SEC EDGAR; the name is shown as filed. Named in a filing and want this page removed? See the privacy policy.