Anderman Jonathan bought CMPX

January 2, 2026 · Form 4 insider transaction

Anderman Jonathan bought 150,000 shares of Compass Therapeutics, Inc. at $5.17 per share, a transaction worth $775.5K. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 3 days after the transaction.

Direction
Acquired (buy-side)
Shares
150,000
Price
$5.17
Total value
$775.5K
Role—
SecurityCommon Stock
Transaction codeA: Grant or award
Transaction dateJanuary 2, 2026
Filing dateJanuary 5, 2026
Shares owned after171,000
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

Represents restricted stock units ("RSU") granted on January 2, 2026. Each RSU represents a contingent right to receive one share of common stock. The award is subject to service-based vesting conditions and vests in four equal annual installments, with the first vesting on January 2, 2027.; 150,000 of the shares represents unvested restricted stock units ("RSU") granted on January 2, 2026. Each RSU represents a contingent right to receive one share of common stock. The award is subject to service-based vesting conditions and vests in four equal annual installments, with the first installment vested on January 2, 2027.

View the original Form 4 on SEC EDGAR
Anderman Jonathan bought CMPX: January 2, 2026 | Insider Trading Screener