Seifert Thomas J (CIK 0001473289)

Latest company ownership

Shares held
288,300
Last filed at
Nov 21, 2025
Confidence Score
0.0
2025Q4
Confidence Score History
2020Q1 2025Q4
Shares held
242,941
Last filed at
Jun 14, 2016
Confidence Score
50.0
2025Q4
Confidence Score History
2015Q2 2025Q4
Role: Director
Shares held
8,946
Last filed at
May 25, 2022
Confidence Score
50.0
2025Q4
Confidence Score History
2016Q4 2025Q4

Recent buy/sell transactions

Exec date Filing date Company Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Nov 20, 2025 Nov 21, 2025 Cloudflare, Inc. CFO Sell 8.8 -41,555 -23.21% $8.1M
Nov 15, 2025 Nov 17, 2025 Cloudflare, Inc. CFO Sell 17.5 -20,476 -10.80% $4.3M
Oct 20, 2025 Oct 20, 2025 Cloudflare, Inc. CFO Sell 27.5 -10,000 -5.01% $2.1M
Sep 22, 2025 Sep 22, 2025 Cloudflare, Inc. CFO Sell 27.5 -10,000 -5.01% $2.3M
Aug 20, 2025 Aug 21, 2025 Cloudflare, Inc. CFO Sell 13.8 -41,555 -17.98% $7.9M
Aug 15, 2025 Aug 19, 2025 Cloudflare, Inc. CFO Sell 17.5 -20,478 -8.48% $4M
Jul 25, 2025 Jul 29, 2025 Cloudflare, Inc. CFO Sell 12.5 -60,730 -19.78% $12.2M
Jul 21, 2025 Jul 22, 2025 Cloudflare, Inc. CFO Sell 13.8 -44,270 -15.49% $8.8M
Jun 20, 2025 Jun 23, 2025 Cloudflare, Inc. CFO Sell 32.5 -10,000 -3.98% $1.8M
May 20, 2025 May 22, 2025 Cloudflare, Inc. CFO Sell 18.8 -41,556 -14.68% $6.5M
May 15, 2025 May 16, 2025 Cloudflare, Inc. CFO Sell 17.5 -20,476 -6.97% $3.2M
Apr 25, 2025 Apr 28, 2025 Cloudflare, Inc. CFO Sell 32.5 -10,000 -3.29% $1.2M
Mar 20, 2025 Mar 21, 2025 Cloudflare, Inc. CFO Sell 32.5 -10,000 -3.29% $1.2M
Mar 5, 2025 Mar 6, 2025 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.86% $2.1M
Feb 15, 2025 Feb 19, 2025 Cloudflare, Inc. CFO Sell 38.8 -43,533 -1.77% $7.2M
Feb 3, 2025 Feb 5, 2025 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.60% $2M
Jan 17, 2025 Jan 21, 2025 Cloudflare, Inc. CFO Sell 31.3 -65,000 -4.64% $7.8M
Jan 3, 2025 Jan 6, 2025 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.60% $1.7M
Dec 18, 2024 Dec 19, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.60% $1.7M
Dec 4, 2024 Dec 5, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.60% $1.6M
Nov 15, 2024 Nov 19, 2024 Cloudflare, Inc. CFO Sell 36.3 -43,534 -2.63% $4.1M
Nov 4, 2024 Nov 4, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.06% $1.3M
Oct 18, 2024 Oct 21, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.06% $1.4M
Oct 3, 2024 Oct 4, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.06% $1.2M
Sep 18, 2024 Sep 19, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.06% $1.2M
Sep 4, 2024 Sep 5, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.06% $1.2M
Aug 20, 2024 Aug 22, 2024 Cloudflare, Inc. CFO Sell 23.8 -28,636 -9.24% $2.4M
Aug 15, 2024 Aug 16, 2024 Cloudflare, Inc. CFO Sell 17.5 -14,898 -4.81% $1.2M
Aug 2, 2024 Aug 5, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.62% $1.2M
Jul 18, 2024 Jul 19, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.62% $1.2M
Jul 3, 2024 Jul 3, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.62% $1.3M
Jun 20, 2024 Jun 24, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.62% $1.2M
Jun 5, 2024 Jun 6, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.62% $1M
May 20, 2024 May 21, 2024 Cloudflare, Inc. CFO Sell 23.8 -28,634 -8.46% $2.2M
May 15, 2024 May 17, 2024 Cloudflare, Inc. CFO Sell 17.5 -14,898 -4.40% $1.1M
May 3, 2024 May 6, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.24% $1.1M
Apr 18, 2024 Apr 19, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.24% $1.3M
Apr 3, 2024 Apr 4, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.24% $1.4M
Mar 15, 2024 Mar 19, 2024 Cloudflare, Inc. CFO Sell 7.5 -110,000 -22.27% $10.1M
Mar 4, 2024 Mar 5, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -4.24% $1.5M
Feb 20, 2024 Feb 21, 2024 Cloudflare, Inc. CFO Sell 23.8 -27,901 -7.62% $2.7M
Feb 15, 2024 Feb 20, 2024 Cloudflare, Inc. CFO Sell 17.5 -15,095 -4.12% $1.5M
Feb 9, 2024 Feb 12, 2024 Cloudflare, Inc. CFO Sell 18.8 -50,000 -12.01% $5.5M
Feb 2, 2024 Feb 5, 2024 Cloudflare, Inc. CFO Sell 32.5 -15,000 -3.93% $1.2M
Jan 18, 2024 Jan 19, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.80% $1.2M
Jan 3, 2024 Jan 3, 2024 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.80% $1.2M
Dec 18, 2023 Dec 19, 2023 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.80% $1.3M
Dec 13, 2023 Dec 14, 2023 Cloudflare, Inc. CFO Sell 20.0 -34,329 -12.36% $2.8M
Dec 6, 2023 Dec 8, 2023 Cloudflare, Inc. CFO Sell 53.8 -400 -0.16% $32K
Dec 4, 2023 Dec 5, 2023 Cloudflare, Inc. CFO Sell 20.0 -30,271 -11.06% $2.4M
Nov 17, 2023 Nov 20, 2023 Cloudflare, Inc. CFO Sell 27.5 -16,901 -6.49% $1.2M
Nov 15, 2023 Nov 17, 2023 Cloudflare, Inc. CFO Sell 20.0 -7,956 -3.14% $563.4K
Nov 3, 2023 Nov 6, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.59% $947.6K
Oct 18, 2023 Oct 19, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.59% $945.4K
Oct 3, 2023 Oct 4, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.59% $888.4K
Sep 18, 2023 Sep 19, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.59% $926.2K
Sep 5, 2023 Sep 6, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.59% $967.9K
Aug 18, 2023 Aug 21, 2023 Cloudflare, Inc. CFO Sell 30.0 -16,901 -6.25% $985.8K
Aug 15, 2023 Aug 16, 2023 Cloudflare, Inc. CFO Sell 20.0 -7,956 -3.02% $494.1K
Aug 3, 2023 Aug 7, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.39% $972.9K
Jul 18, 2023 Jul 19, 2023 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.39% $1.1M
Jul 3, 2023 Jul 5, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.39% $983.9K
Jun 20, 2023 Jun 21, 2023 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.39% $1M
Jun 5, 2023 Jun 6, 2023 Cloudflare, Inc. CFO Sell 27.5 -15,000 -5.39% $1M
May 18, 2023 May 22, 2023 Cloudflare, Inc. CFO Sell 30.0 -16,900 -6.03% $969.2K
May 15, 2023 May 17, 2023 Cloudflare, Inc. CFO Sell 40.0 -1,234 -0.46% $63.2K
May 3, 2023 May 4, 2023 Cloudflare, Inc. CFO Sell 30.0 -15,000 -5.33% $634.9K
Apr 18, 2023 Apr 19, 2023 Cloudflare, Inc. CFO Sell 17.5 -15,000 -19.65% $967.3K
Mar 30, 2023 Apr 3, 2023 Cloudflare, Inc. CFO Sell 10.0 -65,000 -20.34% $3.9M
Mar 20, 2023 Mar 21, 2023 Cloudflare, Inc. CFO Sell 17.5 -15,000 -19.65% $803.5K
Feb 27, 2023 Feb 28, 2023 Cloudflare, Inc. CFO Sell 10.0 -20,000 -24.58% $1.2M
Feb 15, 2023 Feb 17, 2023 Cloudflare, Inc. CFO Sell 5.0 -25,078 -29.01% $1.7M
Feb 13, 2023 Feb 14, 2023 Cloudflare, Inc. CFO Sell 15.0 -20,000 -18.79% $1.3M
Jan 30, 2023 Jan 31, 2023 Cloudflare, Inc. CFO Sell 15.0 -20,000 -18.79% $1M
Jan 17, 2023 Jan 18, 2023 Cloudflare, Inc. CFO Sell 17.5 -20,000 -18.79% $901.4K
Dec 19, 2022 Jan 4, 2023 Cloudflare, Inc. CFO Sell 27.5 -40,000 -5.32% $1.8M
Dec 5, 2022 Dec 6, 2022 Cloudflare, Inc. CFO Sell 17.5 -20,000 -18.79% $890.5K
Nov 21, 2022 Nov 22, 2022 Cloudflare, Inc. CFO Sell 17.5 -20,000 -18.79% $912.3K
Nov 11, 2022 Nov 15, 2022 Cloudflare, Inc. CFO Sell 5.0 -50,000 -36.65% $2.5M
Nov 11, 2002 Nov 14, 2022 Cloudflare, Inc. CFO Sell 5.0 -50,000 -36.12% $2.5M
Nov 7, 2022 Nov 8, 2022 Cloudflare, Inc. CFO Sell 17.5 -20,000 -18.79% $815.6K
Apr 12, 2022 Apr 14, 2022 Cloudflare, Inc. CFO Sell 20.0 -10,000 -10.37% $1.2M
Mar 29, 2022 Mar 30, 2022 Cloudflare, Inc. CFO Sell 20.0 -10,000 -10.37% $1.3M
Mar 17, 2022 Mar 17, 2022 Cloudflare, Inc. CFO Sell 20.0 -10,000 -10.37% $1M
Feb 17, 2022 Feb 22, 2022 Cloudflare, Inc. CFO Sell 20.0 -10,000 -10.37% $1.1M
Jan 18, 2022 Jan 20, 2022 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $1.9M
Jan 4, 2022 Jan 5, 2022 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.3M
Dec 21, 2021 Dec 22, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.8M
Dec 7, 2021 Dec 8, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $3.1M
Nov 23, 2021 Nov 24, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $3.7M
Nov 9, 2021 Nov 10, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $4.1M
Oct 26, 2021 Oct 28, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $3.7M
Oct 12, 2021 Oct 13, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $3M
Sep 28, 2021 Sep 29, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.3M
Sep 14, 2021 Sep 15, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.5M
Aug 30, 2021 Aug 31, 2021 Cloudflare, Inc. CFO Sell 15.0 -45,000 -17.75% $2.4M
Aug 17, 2021 Aug 18, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.4M
Aug 3, 2021 Aug 5, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.4M
Jul 20, 2021 Jul 22, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.1M
Jul 6, 2021 Jul 7, 2021 Cloudflare, Inc. CFO Sell 5.0 -20,000 -28.51% $2.2M