SEIFERT THOMAS J Insider Trades

Insider Trading History

Track insider trading activity for SEIFERT THOMAS J. See latest buy and sell transactions across all companies.

Holdings

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price

Insider Trades History

Company
Holding Value
Last Transaction
Sale/Purchase
Amount
Price
Current Price
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $35.4M 125,833 shares
Last Trade
Jun 17, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$2.32M 10,000 shares
$232.39
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $2.51M 8,925 shares
Last Trade
Jun 17, 2026 Sale (Conversion)Shares acquired or disposed through conversion of a derivative or other security.
$2.36M 10,000 shares
$235.71
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $8.45M 30,000 shares
Last Trade
Jun 17, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.36M 10,000 shares
$235.71
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $35.7M 126,733 shares
Last Trade
Jun 17, 2026 Purchase (Conversion)Shares acquired or disposed through conversion of a derivative or other security.
$2.36M 10,000 shares
$235.71
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $5.33M 18,925 shares
Last Trade
Jun 17, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.36M 10,000 shares
$235.71
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $32.9M 116,733 shares
Last Trade
Jun 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$673k 2,944 shares
$228.48
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $59.8M 212,284 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$404k 2,000 shares
$202.17
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $61.4M 217,854 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$487k 2,432 shares
$200.20
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $59.7M 212,014 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$54.8k 270 shares
$203.02
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $62.3M 221,214 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$79.1k 400 shares
$197.81
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $2.51M 8,925 shares
Last Trade
May 18, 2026 Sale (Conversion)Shares acquired or disposed through conversion of a derivative or other security.
$2.02M 10,000 shares
$201.73
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $11.3M 40,000 shares
Last Trade
May 18, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.02M 10,000 shares
$201.73
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $62.4M 221,614 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$58.5k 300 shares
$195.14
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $60.4M 214,284 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$718k 3,570 shares
$201.21
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $62.1M 220,286 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$185k 928 shares
$199.05
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $5.33M 18,925 shares
Last Trade
May 18, 2026 Purchase (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.02M 10,000 shares
$201.73
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $62.5M 221,914 shares
Last Trade
May 18, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$19.3k 100 shares
$193.28
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $62.5M 222,014 shares
Last Trade
May 18, 2026 Purchase (Conversion)Shares acquired or disposed through conversion of a derivative or other security.
$2.02M 10,000 shares
$201.73
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $59.7M 212,014 shares
Last Trade
May 15, 2026 Sale (In-Kind)Shares used to pay exercise costs or tax withholding, or another in-kind transfer tied to compensation.
$1.93M 9,667 shares
$199.81
$281.69
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $14.1M 50,000 shares
Last Trade
Apr 17, 2026 Sale (Option Exercise)Shares acquired or sold by exercising stock options or converting another derivative security.
$2.01M 10,000 shares
$201.05
$281.69

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