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ATTO / REVIEW

Attovia Therapeutics, Inc.

GOLDMAN SACHS & CO. LLC; GOLDMAN SACHS GROUP INC; GOLDMAN SACHS ASSET MANAGEMENT, L.P.; Broad Street Principal Investments, L.L.C.; West Street Life Sciences I, L.P.; WSLS EMP OFFSHORE INVESTMENTS, L.P.; WSLS OFFSHORE INVESTMENTS, SLP; WSLS EMP ONSHORE INVESTMENTS, L.P.
Other; Other; Other; Other; Other; Other; Other; Other

Common Stock · Transaction 2026-08-06 · Filed 2026-08-28

Original SEC filing · Accession 0000886982-26-000522 · Row 9058060

Reported transaction details

Shares transacted
500,000.0
Security / share class
Common Stock
Reported ownership
Indirect — see ownership footnotes
Reported price per share
17.0
Transaction value (shares × reported price)
8,500,000

Uses reconciled original-filing precision. Value is derived and may be approximate when the filing reports rounded or averaged prices. Currency has not been independently verified. These are reported transaction amounts, not adjusted market prices used for returns.

Historical purchase-size comparison is not yet available. The pilot does not establish this insider’s usual purchase size.

Assessment

amendment review · no executive or director · joint owner review · beneficial owner attribution review · historical security identity unverified

Original filing: reconciled. Security: review.

Reported bulk amounts: 500000.0 shares × 17.0 per share.

From the first eligible open after disclosure

HorizonEntry → exitStockSPYExcess (pp)Status
1 day— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
1 week— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
1 month— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
2 months— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
3 months— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
6 months— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
1 year— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified

Stock and excess returns: green = above SPY; red = below SPY. Equal at displayed precision or unavailable comparisons are neutral. Excess is measured in percentage points (pp).

From the purchase-date close

HorizonEntry → exitStockSPYExcess (pp)Status
1 day— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
1 week— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
1 month— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
2 months— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
3 months— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
6 months— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified
1 year— → ————not applicableamendment_review; no_executive_or_director; joint_owner_review; beneficial_owner_attribution_review; historical_security_identity_unverified

Stock and excess returns: green = above SPY; red = below SPY. Equal at displayed precision or unavailable comparisons are neutral. Excess is measured in percentage points (pp).

Referenced filing footnotes

These transactions in or with respect to the common stock of the Issuer were effected by Goldman Sachs & Co. LLC ("GS&Co") acting as a market maker in the ordinary course of business. Without conceding market making trades in the ordinary course of business can result in liability under Section 16(b) of the Exchange Act, the amount of profit potentially recoverable by the Issuer from the reported transactions in the event that they were subject to Section 16(b) will be remitted to the Issuer.

Each of the Reporting Persons disclaims beneficial ownership of the securities reported herein except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that any such Reporting Person is the beneficial owner of, or has any pecuniary interest in, such securities for purposes of Section 16 of the Exchange Act, or for any other purpose.

The previous report on Form 3 reflected an administrative error with respect to the number of shares of common stock issuable upon conversion of the Preferred Stock, which is corrected in this Form 4.

Method and limitations

Daily-close v1: split-adjusted SIP daily bars supply purchase-date closes and all exit closes for both stock and SPY. Disclosure entries use each symbol's first regular-session minute open strictly after SEC acceptance + five minutes; acceptance is a publication proxy. Entry is session zero; exits occur at i+h. Daily bars are used only after the New York calendar day has ended, with a 15-minute data delay. Prices are vendor aggregates, not guaranteed fills or universally identical to official auction prices. Excludes dividends, fees and slippage. Related transaction rows are not independent signals.

Run cutoff: 2026-11-04T12:55:26.004Z. SEC acceptance: 2026-08-28T21:38:09.000Z.

Discretionary intent remains uncertain unless supported by the filing. Unresolved amendments and security identities are not silently treated as eligible trades.