Cloudflare, Inc. (NET) insider trading.
In Q3 2026, insiders at Cloudflare, Inc. reported 333 non-derivative transactions on 37 Forms 3, 4 and 5: 0 open-market purchases and 290 sales worth $204.6M.
- Transactions
- 333
- Purchases (P)
- 0
- Sales (S)
- 290
- Net shares, P minus S
- -732,744
- Insiders
- 12
- Last filed
- 2026-09-23
Insiders
| Insider | Relationship | Transactions | Buys | Sales |
|---|---|---|---|---|
| Prince Matthew | Director, Officer, TenPercentOwner · CEO & Board Co-Chair | 148 | 0 | 135 |
| Zatlyn Michelle | Director, Officer · PRESIDENT & BOARD CO-CHAIR | 79 | 0 | 69 |
| Seifert Thomas J | Officer · Chief Financial Officer | 38 | 0 | 31 |
| Graham-Cumming John | Director | 26 | 0 | 23 |
| Riley Janel | Officer · Chief Accounting Officer | 14 | 0 | 12 |
| Ledbetter Carl | Director | 11 | 0 | 10 |
| Starzak Alissa Michelle | Officer · Chief Legal Officer | 10 | 0 | 8 |
| Hawkins Mark J | Director | 3 | 0 | 2 |
| Sandell Scott D | Director | 1 | 0 | 0 |
| Suder Katrin | Director | 1 | 0 | 0 |
| Cunningham Stacey | Director | 1 | 0 | 0 |
| Lakhani Karim | Director | 1 | 0 | 0 |
Transactions
| Date | Insider | Code | Shares | Price | Owned after | Filing |
|---|---|---|---|---|---|---|
| 2026-09-22 | Ledbetter Carl | S (D) | 5,000 | $353.15 | 873,073 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 600 | $335.32 | 108,002 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 100 | $336.51 | 107,902 | Form 4 |
| 2026-09-17 | Seifert Thomas J | C (A) | 10,000 | — | 117,902 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 100 | $318.9 | 117,802 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 100 | $320.89 | 117,702 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 100 | $326.56 | 117,602 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 1,868 | $334.59 | 108,602 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 700 | $329.37 | 116,602 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 700 | $330.23 | 115,902 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 1,196 | $331.59 | 114,706 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 1,604 | $332.5 | 113,102 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 2,632 | $333.62 | 110,470 | Form 4 |
| 2026-09-17 | Seifert Thomas J | S (D) | 300 | $328.04 | 117,302 | Form 4 |
| 2026-09-15 | Seifert Thomas J | F (D) | 2,944 | $327.23 | 107,902 | Form 4 |
| 2026-09-14 | Ledbetter Carl | S (D) | 960 | $309.51 | 882,113 | Form 4 |
| 2026-09-14 | Ledbetter Carl | S (D) | 2,400 | $312.86 | 879,273 | Form 4 |
| 2026-09-14 | Ledbetter Carl | S (D) | 1,200 | $313.71 | 878,073 | Form 4 |
| 2026-09-14 | Ledbetter Carl | S (D) | 440 | $310.54 | 881,673 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | C (A) | 33,003 | — | 102,778 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | S (D) | 1,713 | $272.41 | 101,065 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | S (D) | 2,428 | $273.09 | 98,637 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | S (D) | 2,202 | $274.39 | 96,435 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | S (D) | 1,387 | $276.58 | 95,048 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | S (D) | 4,823 | $277.53 | 90,225 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | S (D) | 14,961 | $278.48 | 75,264 | Form 4 |
| 2026-09-08 | Zatlyn Michelle | S (D) | 5,489 | $279.41 | 69,775 | Form 4 |
| 2026-09-04 | Zatlyn Michelle | C (A) | 33,003 | — | 102,778 | Form 4 |
| 2026-09-04 | Zatlyn Michelle | S (D) | 2,753 | $279.73 | 100,025 | Form 4 |
| 2026-09-04 | Zatlyn Michelle | S (D) | 7,843 | $281.02 | 92,182 | Form 4 |
| 2026-09-04 | Zatlyn Michelle | S (D) | 17,603 | $281.93 | 74,579 | Form 4 |
| 2026-09-04 | Zatlyn Michelle | S (D) | 4,804 | $282.87 | 69,775 | Form 4 |
| 2026-09-03 | Zatlyn Michelle | C (A) | 33,003 | — | 102,778 | Form 4 |
| 2026-09-03 | Zatlyn Michelle | S (D) | 7,203 | $276.79 | 95,575 | Form 4 |
| 2026-09-03 | Zatlyn Michelle | S (D) | 7,273 | $277.79 | 88,302 | Form 4 |
| 2026-09-03 | Zatlyn Michelle | S (D) | 5,396 | $278.92 | 82,906 | Form 4 |
| 2026-09-03 | Zatlyn Michelle | S (D) | 4,744 | $279.77 | 78,162 | Form 4 |
| 2026-09-03 | Zatlyn Michelle | S (D) | 6,177 | $281.07 | 71,985 | Form 4 |
| 2026-09-03 | Zatlyn Michelle | S (D) | 2,210 | $281.73 | 69,775 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 90 | $281.31 | 69,775 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | C (A) | 33,003 | — | 102,778 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 2,206 | $274.47 | 100,572 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 8,990 | $275.66 | 91,582 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 4,236 | $276.67 | 87,346 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 5,642 | $277.95 | 81,704 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 5,624 | $278.78 | 76,080 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 5,259 | $279.72 | 70,821 | Form 4 |
| 2026-08-21 | Zatlyn Michelle | S (D) | 956 | $280.42 | 69,865 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | C (A) | 33,003 | — | 102,778 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 7,007 | $283.21 | 95,771 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 8,646 | $284.05 | 87,125 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 8,467 | $285.16 | 78,658 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 3,109 | $286.1 | 75,549 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 2,335 | $287 | 73,214 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 2,544 | $288.01 | 70,670 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 136 | $289.3 | 70,534 | Form 4 |
| 2026-08-20 | Zatlyn Michelle | S (D) | 759 | $291.8 | 69,775 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | C (A) | 33,003 | — | 102,778 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 3,971 | $291.78 | 94,509 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 1,546 | $292.87 | 92,963 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 4,298 | $290.86 | 98,480 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 1,420 | $293.42 | 91,543 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 10,604 | $295.31 | 80,939 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 7,566 | $296.31 | 73,373 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 1,554 | $297.1 | 71,819 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 824 | $297.99 | 70,995 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 1,217 | $298.98 | 69,778 | Form 4 |
| 2026-08-19 | Zatlyn Michelle | S (D) | 3 | $300.84 | 69,775 | Form 4 |
| 2026-08-18 | Riley Janel | S (D) | 600 | $306.58 | 42,047 | Form 4 |
| 2026-08-18 | Riley Janel | S (D) | 500 | $308.92 | 41,547 | Form 4 |
| 2026-08-18 | Riley Janel | S (D) | 267 | $302.62 | 44,761 | Form 4 |
| 2026-08-18 | Riley Janel | S (D) | 898 | $303.81 | 43,863 | Form 4 |
| 2026-08-18 | Riley Janel | S (D) | 1,216 | $304.77 | 42,647 | Form 4 |
| 2026-08-18 | Starzak Alissa Michelle | S (D) | 2,538 | $304.68 | 112,082 | Form 4 |
| 2026-08-17 | Seifert Thomas J | S (D) | 900 | $305.25 | 119,946 | Form 4 |
| 2026-08-17 | Seifert Thomas J | S (D) | 2,944 | $306.24 | 117,002 | Form 4 |
| 2026-08-17 | Seifert Thomas J | S (D) | 2,456 | $307.29 | 114,546 | Form 4 |
| 2026-08-17 | Seifert Thomas J | S (D) | 3,100 | $308.23 | 111,446 | Form 4 |
| 2026-08-17 | Seifert Thomas J | S (D) | 300 | $309.07 | 111,146 | Form 4 |
| 2026-08-17 | Seifert Thomas J | S (D) | 200 | $312.32 | 110,946 | Form 4 |
| 2026-08-17 | Seifert Thomas J | S (D) | 100 | $314.61 | 110,846 | Form 4 |
| 2026-08-17 | Seifert Thomas J | C (A) | 10,000 | — | 120,846 | Form 4 |
| 2026-08-17 | Riley Janel | M (A) | 1,667 | $67.79 | 46,695 | Form 4 |
| 2026-08-17 | Riley Janel | S (D) | 395 | $307.38 | 46,300 | Form 4 |
| 2026-08-17 | Riley Janel | S (D) | 332 | $308.46 | 45,968 | Form 4 |
| 2026-08-17 | Riley Janel | S (D) | 140 | $309.64 | 45,828 | Form 4 |
| 2026-08-17 | Riley Janel | S (D) | 180 | $310.82 | 45,648 | Form 4 |
| 2026-08-17 | Riley Janel | S (D) | 190 | $311.64 | 45,458 | Form 4 |
| 2026-08-17 | Riley Janel | S (D) | 160 | $313.41 | 45,298 | Form 4 |
| 2026-08-17 | Riley Janel | S (D) | 270 | $314.42 | 45,028 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | M (A) | 3,333 | $77.7 | 117,953 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | S (D) | 965 | $307.55 | 116,988 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | S (D) | 585 | $308.66 | 116,403 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | S (D) | 460 | $311.72 | 115,319 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | S (D) | 300 | $313.6 | 115,019 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | S (D) | 350 | $309.51 | 116,053 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | S (D) | 274 | $310.62 | 115,779 | Form 4 |
| 2026-08-17 | Starzak Alissa Michelle | S (D) | 399 | $314.49 | 114,620 | Form 4 |
| 2026-08-15 | Seifert Thomas J | F (D) | 2,944 | $315.78 | 110,846 | Form 4 |
| 2026-08-15 | Prince Matthew | F (D) | 19,937 | $315.78 | 315,300 | Form 4 |
| 2026-08-15 | Zatlyn Michelle | F (D) | 23,157 | $315.78 | 315,300 | Form 4 |
| 2026-08-15 | Riley Janel | F (D) | 4,135 | $315.78 | 45,028 | Form 4 |
| 2026-08-15 | Starzak Alissa Michelle | F (D) | 3,775 | $315.78 | 114,620 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 25 | $311.9 | 494,909 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 146 | $311.34 | 494,934 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 173 | $309.83 | 495,080 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 186 | $309.02 | 495,253 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 85 | $307.59 | 495,439 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 108 | $306.16 | 495,524 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 365 | $305.14 | 495,632 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 199 | $303.96 | 495,997 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 309 | $302.05 | 496,600 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 404 | $303.12 | 496,196 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 97 | $300.97 | 496,909 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 96 | $299.8 | 497,006 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 81 | $298.64 | 497,102 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 68 | $297.7 | 497,183 | Form 4 |
| 2026-08-10 | Graham-Cumming John | M (A) | 2,520 | $44.72 | 497,429 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 64 | $292.76 | 497,365 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 78 | $294.98 | 497,287 | Form 4 |
| 2026-08-10 | Graham-Cumming John | S (D) | 36 | $295.64 | 497,251 | Form 4 |
| 2026-08-06 | Ledbetter Carl | S (D) | 300 | $280.13 | 887,773 | Form 4 |
| 2026-08-06 | Ledbetter Carl | S (D) | 1,000 | $283.8 | 883,073 | Form 4 |
| 2026-08-06 | Ledbetter Carl | S (D) | 636 | $282.6 | 884,073 | Form 4 |
| 2026-08-06 | Ledbetter Carl | S (D) | 3,064 | $281.44 | 884,709 | Form 4 |
| 2026-08-05 | Prince Matthew | C (A) | 33,631 | — | 33,631 | Form 4 |
| 2026-08-05 | Prince Matthew | C (A) | 18,752 | — | 18,752 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 1,156 | $291.64 | 17,596 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 422 | $292.74 | 17,174 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 575 | $293.65 | 16,599 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 4,334 | $295.05 | 12,265 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 5,602 | $295.75 | 6,663 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 2,841 | $296.83 | 3,822 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 1,540 | $297.81 | 2,282 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 782 | $298.87 | 1,500 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 623 | $299.94 | 877 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 232 | $301.15 | 645 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 338 | $302.2 | 307 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 307 | $302.86 | 0 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 9,998 | $295.76 | 11,974 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 645 | $302.2 | 586 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 432 | $301.14 | 1,231 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 2,352 | $291.57 | 31,279 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 720 | $292.74 | 30,559 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 1,009 | $293.64 | 29,550 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 7,578 | $295.05 | 21,972 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 586 | $302.86 | 0 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 4,798 | $296.83 | 7,176 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 2,865 | $297.81 | 4,311 | Form 4 |
| 2026-08-05 | Prince Matthew | S (D) | 1,474 | $298.87 | 2,837 | Form 4 |
Transaction codes in this quarter
Get NET insider transactions through the API
Request with your API key
curl "https://sec-api.dev/api/v1/insider-transactions?period=2026q3&cik=1477333&limit=100" \
-H "Authorization: Bearer $SEC_API_KEY"Insider trading API guide · NET company page · Cloudflare, Inc. on SEC.gov
Questions
Are insiders buying or selling Cloudflare, Inc. (NET)?
In Q3 2026, insiders at Cloudflare, Inc. reported 333 non-derivative transactions on 37 Forms 3, 4 and 5: 0 open-market purchases and 290 sales worth $204.6M. Grants, tax withholding and option exercises are counted as transactions but are not purchases or sales.
Where do these Cloudflare, Inc. insider trades come from?
From the SEC Insider Transactions Data Sets for Q3 2026, which republish the Forms 3, 4 and 5 filed on EDGAR. Each row links to its filing on SEC.gov.
Source: SEC Insider Transactions Data Sets, Q3 2026, retrieved 2026-10-27. Footnotes, derivative holdings and amendments are in the linked filings. Not investment advice.
Plain-text version for agents and LLMs: /insider-trading/net.md
Independent. Not affiliated with, endorsed by, or sponsored by the U.S. Securities and Exchange Commission. Data is reproduced from public SEC filings and datasets. Not investment advice.