Keutzer Timothy

Chief Operating Officer

Keutzer Timothy has filed 3 SEC Form 4 filings (6 transaction rows) across 1 company, with disclosures dating back to 2025. 2 of those filings fall inside the rolling window. Most recent filing: Feb 9, 2026.

On the most recent filing, Keutzer Timothy is listed as Chief Operating Officer at Spero Therapeutics, Inc. Inside the rolling window, Keutzer Timothy reported no open-market purchases and 4 open-market sales totaling $145K in SPRO. The largest disclosed transaction in the window is a sale of 24,224 SPRO shares on Feb 3, 2026, worth $52K.

Companies traded

Other insiders at SPRO

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$145K

reported sales (SEC code S)

Companies

1

in the rolling window

Source
SPROSale$44KFeb 9SEC ↗
SPROSale$42KFeb 5SEC ↗
SPROSale$52KFeb 5SEC ↗
SPROSale$8KFeb 5SEC ↗
Showing 1–4 of 4
1 / 1

Earlier trades

Open-market purchases and sales filed before the rolling 365-day window, kept from the original Form 4 filings.

DateTickerTypeValue
Aug 28, 2025SPROSale$3K
Showing 1–1 of 1
1 / 1

Frequently asked questions

How many SEC Form 4 filings has Keutzer Timothy made?

Keutzer Timothy has filed 3 SEC Form 4 filings (6 transaction rows) across 1 company since 2025.

Which companies does Keutzer Timothy trade?

Keutzer Timothy has filed SEC Form 4 disclosures for 1 company, including SPRO.

When was Keutzer Timothy's most recent SEC Form 4 filing?

Keutzer Timothy's most recent SEC Form 4 filing on Tracefour is dated Feb 9, 2026.

What is Keutzer Timothy's job title?

On the most recent SEC Form 4 filings tracked by Tracefour, Keutzer Timothy is listed as Chief Operating Officer.

What is Keutzer Timothy's total buy and sell value in the current window?

Inside the rolling retention window, Keutzer Timothy bought $0 and sold $145K based on SEC Form 4 filings.

What was Keutzer Timothy's largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 24,224 SPRO shares on 2026-02-03, worth $52K, per SEC Form 4 filings.