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Exhibit 107

Calculation of Filing Fee Tables

424(b)(5)

(Form Type)

Keros Therapeutics, Inc.

(Exact Name of Registrant as Specified in its Charter)

Table 1: Newly Registered and Carry Forward Securities

			Security Type			Security Class Title			Fee Calculation or Carry Forward Rule			Amount Registered			Proposed Maximum Offering Price Per Unit			Maximum Aggregate Offering Price			Fee Rate			Amount of Registration Fee			Carry Forward Form Type			Carry Forward File Number			Carry Forward Initial Effective Date			Filing Fee Previously Paid In Connection with Unsold Securities to be Carried Forward
Newly Registered Securities
Feeds to be Paid			Equity			Common stock, $0.0001 par value per share			Rule 457(r)			4,025,000(2)			$40.00			$161,000,000			$147.60 per $1,000,000			$23,764
Fees Previously Paid			—			—			—			—			—			—			—			—
Carry Forward Securities
Carry Forward Securities			—			—			—			—			—												—			—			—			—
			Total Offering Amounts																					$23,764 (1)
			Total Fees Previously Paid																					—
			Total Fee Offsets																					—
			Net Fee Due																					$23,764

(1)This “Calculation of Registration Fee” table shall be deemed to update the “Calculation of Registration Fee” table in the registrant’s Registration Statement on Form S-3ASR (File No. 333-255724), which was filed on May 3, 2021, in accordance with Rules 456(b) and 457(r) under the Securities Act of 1933, as amended. The prospectus supplement to which this exhibit is attached is a final prospectus for the related offering.

(2)Includes 525,000 shares of common stock issuable upon exercise of the underwriters’ option to purchase additional shares of common stock.