Amy Elazzouzi - 18 Aug 2025 Form 4 Insider Report for Aura Biosciences, Inc. (AURA)

Signature
/s/ Amy Elazzouzi
Issuer symbol
AURA
Transactions as of
18 Aug 2025
Net transactions value
-$635
Form type
4
Filing time
18 Aug 2025, 16:34:22 UTC
Previous filing
16 Apr 2025
Next filing
29 Oct 2025

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
Elazzouzi Amy Senior Vice President, Finance C/O AURA BIOSCIENCES, INC., 80 GUEST STREET, BOSTON /s/ Amy Elazzouzi 18 Aug 2025 0002042910

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction AURA Common Stock Options Exercise $12,949 +2,554 +3.1% $5.07 83,935 18 Aug 2025 Direct F1
transaction AURA Common Stock Options Exercise $5,995 +1,094 +1.3% $5.48 85,029 18 Aug 2025 Direct F1
transaction AURA Common Stock Options Exercise $2,998 +547 +0.64% $5.48 85,576 18 Aug 2025 Direct F1
transaction AURA Common Stock Options Exercise $2,850 +547 +0.64% $5.21 86,123 18 Aug 2025 Direct F1
transaction AURA Common Stock Options Exercise $12,999 +4,744 +5.5% $2.74 90,867 18 Aug 2025 Direct F1
transaction AURA Common Stock Options Exercise $3,457 +1,094 +1.2% $3.16 91,961 18 Aug 2025 Direct F1
transaction AURA Common Stock Options Exercise $9,856 +2,319 +2.5% $4.25 94,280 18 Aug 2025 Direct F1
transaction AURA Common Stock Sale $51,737 -7,722 -8.2% $6.70 86,558 18 Aug 2025 Direct F1, F2

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction AURA Stock Option (Right to Buy) Options Exercise $0 -2,554 -100% $0.000000 0 18 Aug 2025 Common Stock 2,554 $5.07 Direct F3
transaction AURA Stock Option (Right to Buy) Options Exercise $0 -1,094 -100% $0.000000 0 18 Aug 2025 Common Stock 1,094 $5.48 Direct F3
transaction AURA Stock Option (Right to Buy) Options Exercise $0 -547 -100% $0.000000 0 18 Aug 2025 Common Stock 547 $5.48 Direct F3
transaction AURA Stock Option (Right to Buy) Options Exercise $0 -547 -100% $0.000000 0 18 Aug 2025 Common Stock 547 $5.21 Direct F3
transaction AURA Stock Option (Right to Buy) Options Exercise $0 -4,744 -100% $0.000000 0 18 Aug 2025 Common Stock 4,744 $2.74 Direct F3
transaction AURA Stock Option (Right to Buy) Options Exercise $0 -1,094 -100% $0.000000 0 18 Aug 2025 Common Stock 1,094 $3.16 Direct F3
transaction AURA Stock Option (Right to Buy) Options Exercise $0 -2,319 -100% $0.000000 0 18 Aug 2025 Common Stock 2,319 $4.25 Direct F3
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 On August 18, 2025, the Reporting Person exercised long held stock options to purchase 12,899 shares of the Issuer's common stock, 7,722 of which were sold to cover the exercise price of such options.
F2 The price reported in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $6.57 to $6.80, inclusive. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.
F3 This option is fully vested.