Catalyst4, Inc. bought MLPT

August 14, 2026 · Form 4 insider transaction

Catalyst4, Inc. bought 2,928,686 shares of MapLight Therapeutics, Inc. at $11.38 per share, a transaction worth $33.33M. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 4 days after the transaction.

Direction
Acquired (buy-side)
Shares
2,928,686
Price
$11.38
Total value
$33.33M
Role10% owner
SecurityWarrants (right to buy)
Transaction codeP: Open-market purchase
Transaction dateAugust 14, 2026
Filing dateAugust 18, 2026
Shares owned after2,928,686
OwnershipIndirect
10b5-1 planNo
AmendedNo

Footnotes

The warrant is immediately exercisable, however, the warrant may not be exercised if the aggregate number of shares of voting common stock beneficially owned by the reporting person immediately following such exercise would exceed 49.99%.; The warrants will not expire until exercised in full.; The shares are held of record by Catalyst4, Inc. ("Catalyst4"). As the members of the board of directors of Catalyst4, Robert Brown, Ekemini Riley and Mark Vorsatz share voting and dispositive power with respect to the shares held by Catalyst4. Each of Mr. Brown, Ms. Riley and Mr. Vorsatz disclaims beneficial ownership of the shares reported herein.

View the original Form 4 on SEC EDGAR