Form 4 for PUBM PubMatic, Inc.
Accepted 2026-09-04 17:03:44 ET · period of report 2026-09-03 · accession 0001833508-26-000012 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DT | 2026-09-04 17:03 | 2026-09-03 | PUBM | Goel Amar K. | COB, CHIEF INNOVATION OFF, Dir, 10% | C - Cnv Deriv | — | +6,250 | 41.8K | +18% | — |
| DT | 2026-09-04 17:03 | 2026-09-03 | PUBM | Goel Amar K. | COB, CHIEF INNOVATION OFF, Dir, 10% | S - Sale | $17.04 | -6,250 | 35.6K | -15% | -$106.5K |
| DMT | 2026-09-04 17:03 | 2026-09-03 | PUBM | Goel Amar K. | COB, CHIEF INNOVATION OFF, Dir, 10% | M - OptEx | $1.07 | 0 | 6,250 | New | $0 |
| DT | 2026-09-04 17:03 | 2026-09-03 | PUBM | Goel Amar K. | COB, CHIEF INNOVATION OFF, Dir, 10% | C - Cnv Deriv | $0.00 | -6,250 | 0 | -100% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Class A Common Stock | 2026-09-03 | C | A | 6,250 | — | 41,830 | D | — | — | (F1) Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. |
| 2 | Common | Class A Common Stock | 2026-09-03 | S | D | 6,250 | $17.04 | 35,580 | D | — | — | (F2) The sales reported in this line item were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on June 4, 2026. (F3) Represents the weighted average sale price. The lowest price at which shares were sold was $16.795 and the highest price at which shares were sold was $17.73. The Reporting Person undertakes to provide upon request to the staff of the Securities and Exchange Commission, the Issuer or its stockholders, full information regarding the total number of shares sold at each separate price within the range set forth herein. |
| 3 | Derivative | Stock Option (Right to buy Class B Common Stock) | 2026-09-03 | M | D | 6,250 | $0.00 | 0 | D | $2.15 · — to 2027-05-21 | 6,250 Class A Common Stock | (F4) The options are fully vested. |
| 4 | Derivative | Class B Common Stock | 2026-09-03 | M | A | 6,250 | $2.15 | 6,250 | D | — · — to — | 6,250 Class A Common Stock | (F1) Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. (F1) Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. (F1) Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. |
| 5 | Derivative | Class B Common Stock | 2026-09-03 | C | D | 6,250 | $0.00 | 0 | D | — · — to — | 6,250 Class A Common Stock | (F1) Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. (F1) Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. (F1) Each share of Class B common stock held by the Issuer's executive officers, directors and their respective affiliates will convert automatically into one share of Class A common stock upon any transfer, except for certain permitted transfers. |