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 $49.8M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $47.7M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $49.8M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $49.9M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $48.2M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $49.5M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $4.26M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $9M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $2.01M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $49.9M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $47.7M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $49M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $47.7M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $51M 226,881 shares
Last Trade
Apr 17, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$197k 1,000 shares
$196.97
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $50.9M 226,281 shares
Last Trade
Apr 17, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$119k 600 shares
$198.04
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $52.1M 231,681 shares
Last Trade
Apr 17, 2026 Purchase (Conversion)Shares acquired or disposed through conversion of a derivative or other security.
$2.01M 10,000 shares
$201.05
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $51.6M 229,605 shares
Last Trade
Apr 17, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$405k 2,076 shares
$195.09
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $11.2M 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
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $51.3M 227,881 shares
Last Trade
Apr 17, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$338k 1,724 shares
$196.04
$224.93
Cloudflare
Cloudflare NET
Chief Financial Officer
Holding Value $50.6M 224,806 shares
Last Trade
Apr 17, 2026 Sale (Open Market)Shares sold on the open market or in a private sale.
$294k 1,475 shares
$199.48
$224.93

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