David Dieter

COLL

David Dieter serves as officer: EVP & General Counsel at Collegium Pharmaceutical, Inc. (COLL). This page tracks their complete SEC Form 4 insider trading history including stock purchases and sales.

Total Buys

0 trades

$0.00

Total Sells

1 trades

$488.1K

Net Position

Net Seller

$488.1K

Companies Traded

COLL

Active Period

Mar 2026

1 total trades

Most Recent

Sell COLL

Mar 20, 2026 · $488.1K

David Dieter's Insider Trading at Collegium Pharmaceutical, Inc. (COLL)

Buys

0 · $0.00

Sells

1 · $488.1K

Total Shares Bought

Total Shares Sold

13,976

COLL Price Chart

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Date	Type	Shares	Avg Price	Value	Shares After
Mar 20, 2026	Sell	13,976	$34.92	$488.1K	77,071

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