InsiderTrades

Form 4 for ANAB ANAPTYSBIO, INC

Accepted 2026-01-08 00:00:00 ET · period of report 2026-01-06 · accession 0001239648-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
DM 2026-01-08 2026-01-07 ANAB LOUMEAU ERIC J CLO S - Sale+OE $45.56 -9,639 9,657 -50% -$439.2K
D 2026-01-08 2026-01-06 ANAB LOUMEAU ERIC J CLO M - OptEx — +5,545 18.8K +42% —
DM 2026-01-08 2026-01-06 ANAB LOUMEAU ERIC J CLO A - Grant $0.00 +40.3K 23.2K New $0
D 2026-01-08 2026-01-06 ANAB LOUMEAU ERIC J CLO M - OptEx $0.00 -5,545 5,545 -50% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-01-07 S D 2,017 $45.11 16,779 D — —
2 Common Common Stock 2026-01-07 S D 5,281 $45.38 11,498 D — — (F4) The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $44.87 to $45.835 per share, 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.
3 Common Common Stock 2026-01-06 M A 5,545 — 18,796 D — — (F1) Each restricted stock unit ("RSU") represents a contingent right to receive 1 share of the Issuer's Common Stock upon settlement for no consideration.
4 Common Common Stock 2026-01-07 S D 500 $47.23 9,157 D — —
5 Common Common Stock 2026-01-07 S D 1,841 $46.13 9,657 D — — (F5) The reported price in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $45.96 to $46.83 per share, 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.
6 Derivative Restricted Stock Unit 2026-01-06 A A 17,100 $0.00 17,100 D — · — to — 17,100 Common Stock (F1) Each restricted stock unit ("RSU") represents a contingent right to receive 1 share of the Issuer's Common Stock upon settlement for no consideration. (F7) The RSUs vests as to 25% of the total RSUs annually commencing on January 6, 2027 until fully vested, subject to the Reporting Person's provision of service to the Issuer on each vesting date.
7 Derivative Restricted Stock Unit 2026-01-06 M D 5,545 $0.00 5,545 D — · — to — 5,545 Common Stock (F1) Each restricted stock unit ("RSU") represents a contingent right to receive 1 share of the Issuer's Common Stock upon settlement for no consideration. (F6) The RSUs vests as to 25% of the total RSUs annually commencing on January 6, 2024 until fully vested, subject to the Reporting Person's provision of service to the Issuer on each vesting date.
8 Derivative Stock Option (right to buy) 2026-01-06 A A 23,200 $0.00 23,200 D $43.91 · — to 2036-01-05 23,200 Common Stock (F8) The stock option vests as to 25% of the total shares on January 6, 2027, and thereafter vests as to 1/48 of the total shares monthly until fully vested, subject to the Reporting Person's provision of service to the Issuer on each vesting date.