InsiderTrades

SEIFERT THOMAS J

SEC CIK 1473289 · EDGAR

Buying vs selling by month open-market trades, last 60 months, all 3 companies
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
NETCloudflare, Inc.CFO 117.9K — $251.83M 2332002-11-112026-09-17
WOLFWOLFSPEED, INC.Dir 20.5K — — 22024-12-052025-02-03
IPGPIPG PHOTONICS CORPDir 8,946 — — 12022-05-242022-05-24

Most active insiders at NET, 12 months

#InsiderTitleBoughtSold
1 Prince MatthewCEO, Board Co-COB, Dir, 10% —$373.66M
2 Zatlyn MichellePres, Board Co-COB, Dir —$228.67M
3 SEIFERT THOMAS JCFO —$55.87M
4 Ledbetter CarlDir —$32.43M
5 Riley JanelCAO —$8.78M
6 Graham-Cumming JohnDir —$6.36M
7 Kramer Douglas JamesCLO —$5.59M
8 Starzak Alissa MichelleCLO —$5.32M
9 Suder KatrinDir —$879.2K
10 Hawkins Mark JDir —$725.0K

Transactions 236

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
D 2022-03-17 2022-03-17 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +10.0K 96.4K +12% —
D 2022-03-17 2022-03-17 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $100.00 -10.0K 86.4K -10% -$1.00M
DM 2022-02-22 2022-02-17 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $106.23 -10.0K 92.9K -10% -$1.06M
D 2022-02-22 2022-02-17 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +10.0K 96.4K +12% —
2022-02-04 2022-02-02 NET Cloudflare, Inc. SEIFERT THOMAS J CFO A - Grant $0.00 +36.3K 86.4K +72% $0
DM 2022-01-20 2022-01-18 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $95.51 -20.0K 52.6K -28% -$1.91M
D 2022-01-20 2022-01-18 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2022-01-05 2022-01-04 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $114.38 -20.0K 55.4K -27% -$2.29M
D 2022-01-05 2022-01-04 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-12-22 2021-12-21 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $139.54 -20.0K 55.1K -27% -$2.79M
D 2021-12-22 2021-12-21 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
D 2021-12-08 2021-12-07 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-12-08 2021-12-07 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $157.04 -20.0K 50.2K -29% -$3.14M
DM 2021-11-24 2021-11-23 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $183.68 -20.0K 53.7K -27% -$3.67M
D 2021-11-24 2021-11-23 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-11-10 2021-11-09 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $204.31 -20.0K 50.2K -29% -$4.09M
D 2021-11-10 2021-11-09 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
D 2021-10-28 2021-10-26 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-10-28 2021-10-26 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $186.36 -20.0K 50.2K -29% -$3.73M
DM 2021-10-13 2021-10-12 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $148.42 -20.0K 50.2K -29% -$2.97M
D 2021-10-13 2021-10-12 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-09-29 2021-09-28 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $114.43 -20.0K 54.8K -27% -$2.29M
D 2021-09-29 2021-09-28 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-09-15 2021-09-14 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $127.30 -20.0K 69.9K -22% -$2.55M
D 2021-09-15 2021-09-14 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-08-31 2021-08-30+ NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +45.0K 70.2K +179% —
DM 2021-08-31 2021-08-31 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $121.48 -20.0K 57.9K -26% -$2.43M
D 2021-08-31 2021-08-30 NET Cloudflare, Inc. SEIFERT THOMAS J CFO G - Gift $0.00 -25.0K 50.2K -33% $0
D 2021-08-18 2021-08-17 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-08-18 2021-08-17 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $119.37 -20.0K 63.7K -24% -$2.39M
DM 2021-08-05 2021-08-03 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $118.76 -20.0K 50.9K -28% -$2.38M
D 2021-08-05 2021-08-03 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-07-22 2021-07-20 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $106.78 -20.0K 63.7K -24% -$2.14M
D 2021-07-22 2021-07-20 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
D 2021-07-07 2021-07-06 NET Cloudflare, Inc. SEIFERT THOMAS J CFO C - Cnv Deriv — +20.0K 70.2K +40% —
DM 2021-07-07 2021-07-06 NET Cloudflare, Inc. SEIFERT THOMAS J CFO S - Sale $108.06 -20.0K 67.4K -23% -$2.16M

Purchase Sale Sale after option exercise All abbreviations