Fallon John A.

SEC Form 4 insider trading activity

Fallon John A. has filed 1 SEC Form 4 filing (3 transaction rows) across 1 company, with disclosures dating back to 2025. 1 of those filings fall inside the rolling window. Most recent filing: Nov 14, 2025.

On the most recent filing, Fallon John A. is listed as Director at COLLEGIUM PHARMACEUTICAL, INC. Inside the rolling window, Fallon John A. reported no open-market purchases and 1 open-market sale totaling $1.6M in COLL.

Companies traded

Other insiders at COLL

Insider Buying

$0

reported purchases (SEC code P)

Insider Selling

$1.6M

reported sales (SEC code S)

Companies

1

in the rolling window

Source
COLL
Fallon John A.
Sale$1.6MNov 14SEC ↗
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Frequently asked questions

How many SEC Form 4 filings has Fallon John A. made?

Fallon John A. has filed 1 SEC Form 4 filing (3 transaction rows) across 1 company since 2025.

Which companies does Fallon John A. trade?

Fallon John A. has filed SEC Form 4 disclosures for 1 company, including COLL.

When was Fallon John A.'s most recent SEC Form 4 filing?

Fallon John A.'s most recent SEC Form 4 filing on Tracefour is dated Nov 14, 2025.

What is Fallon John A.'s total buy and sell value in the current window?

Inside the rolling retention window, Fallon John A. bought $0 and sold $1.6M based on SEC Form 4 filings.

What was Fallon John A.'s largest disclosed transaction?

The largest disclosed transaction in the current window is a sale of 34,853 COLL shares on 2025-11-12, worth $1.6M, per SEC Form 4 filings.