Subsequent Events	3 Months Ended
Mar. 31, 2024
Subsequent Events [Abstract]
Subsequent Events	13. Subsequent Events Akoya Milestone Achievement In April 2024, the Company incurred three additional development milestones under the Akoya Agreement for a total of $1.8 million. PIPE Securities Purchase Agreement On April 8, 2024, the Company entered into the PIPE Purchase Agreement for a private placement with certain institutional and accredited investors. Pursuant to the PIPE Purchase Agreement, the Company agreed to issue and sell to the PIPE investors an aggregate of (i) 8,235,000 shares of the Company’s common stock at a purchase price of $8.50 per share, and (ii) pre-funded warrants (“Pre-Funded Warrants”) to purchase up to an aggregate of 7,060,000 shares of common stock at a purchase price of $8.499 per Pre-Funded Warrant, which represents the per share purchase price of the common stock less the $0.001 per share exercise price for each Pre-Funded Warrant. The Pre-Funded Warrants will be exercisable at any time after the date of issuance and will not expire. The holders of Pre-Funded Warrants may not exercise a Pre-Funded Warrant if the holder, together with its affiliates, would beneficially own more than 4.99% of the number of shares of common stock outstanding immediately after giving effect to such exercise. The holders of Pre-Funded Warrants may increase or decrease such percentage by providing at least 61 days’ prior notice to the Company, but not in excess of 19.99% in the case of an increase. The aggregate gross proceeds from the PIPE, which closed on April 11, 2024, were $130.0 million, before deducting the placement agent fee and other offering expenses and excluding any proceeds the Company may receive upon exercise of the Pre-Funded Warrants.

Subsequent Events

3 Months Ended

Mar. 31, 2024

13. Subsequent Events

Akoya Milestone Achievement

In April 2024, the Company incurred three additional development milestones under the Akoya Agreement for a total of $1.8 million.

PIPE Securities Purchase Agreement

On April 8, 2024, the Company entered into the PIPE Purchase Agreement for a private placement with certain institutional and accredited investors. Pursuant to the PIPE Purchase Agreement, the Company agreed to issue and sell to the PIPE investors an aggregate of (i) 8,235,000 shares of the Company’s common stock at a purchase price of $8.50 per share, and (ii) pre-funded warrants (“Pre-Funded Warrants”) to purchase up to an aggregate of 7,060,000 shares of common stock at a purchase price of $8.499 per Pre-Funded Warrant, which represents the per share purchase price of the common stock less the $0.001 per share exercise price for each Pre-Funded Warrant. The Pre-Funded Warrants will be exercisable at any time after the date of issuance and will not expire.

The holders of Pre-Funded Warrants may not exercise a Pre-Funded Warrant if the holder, together with its affiliates, would beneficially own more than 4.99% of the number of shares of common stock outstanding immediately after giving effect to such exercise. The holders of Pre-Funded Warrants may increase or decrease such percentage by providing at least 61 days’ prior notice to the Company, but not in excess of 19.99% in the case of an increase.

The aggregate gross proceeds from the PIPE, which closed on April 11, 2024, were $130.0 million, before deducting the placement agent fee and other offering expenses and excluding any proceeds the Company may receive upon exercise of the Pre-Funded Warrants.