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$ Value

$0

Shares

270,000

Price

$0

Filed

Dec 2

Insider

Name

Katz Zachary

Title

GC and Head of Global Affairs

CIK

0002034458

Roles

Officer

Transaction Details

Transaction Date

2025-11-30

Code

A

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

760,520

Footnotes

Represents the number of shares of the Issuer's common stock ("Common Stock") underlying restricted stock units ("RSUs"). Each RSU represents the contingent right to receive one share of Common Stock upon settlement. 20% of RSUs will vest and settle into Common Stock on November 11, 2026, November 11, 2027, November 11, 2028, November 11, 2029, and November 11, 2030, in each case, subject to the Reporting Person's Continuous Service (as defined in the Issuer's Amended and Restated 2022 Equity Incentive Plan (the "2022 Plan")) through each such date. | Each performance-based restricted stock unit ("PSU") represents a contingent right to receive one share of Common Stock. The PSUs will vest 50% if the volume weighted average price ("VWAP") of Common Stock during any period of 20 consecutive trading days during a specified period equals or exceeds $16.64 and 50% of the PSUs will vest if the VWAP of Common Stock during any period of 20 consecutive trading days during a specified period equals or exceeds $20.81, in each case subject to the Reporting Person's Continuous Service (as defined in the 2022 Plan) through each such date. | Each PSU represents a contingent right to receive one share of Common Stock. The PSUs will vest on the first occasion on or prior to December 31, 2027 that (a) the VWAP of Common Stock over any period of 15 consecutive trading days equals or exceeds $26, or (b) specified market cap or financial performance conditions are met, in each case subject to the Reporting Person's Continuous Service (as defined in the 2022 Plan) through each such date. | Each PSU represents a contingent right to receive one share of Common Stock. The PSUs will vest on the first occasion on or prior to March 31, 2029 that (a) the average VWAP of Common Stock over any period of 15 consecutive trading days equals or exceeds $39, or (b) specified market cap or financial performance conditions are met, in each case subject to the Reporting Person's Continuous Service (as defined in the 2022 Plan) through each such date.

Filing Info

Accession No.

0002034458-25-000009

Form Type

4

Issuer CIK

0001820144

Katz Zachary's History

Date Ticker Type Value
2026-04-06 GRND F $122K
2025-11-30 GRND A $0
2025-11-30 GRND A $0
2025-11-30 GRND A $0
2025-11-30 GRND A $0
2025-11-25 GRND $368K
2025-11-13 GRND F $429K
2025-11-13 GRND $198K
2025-11-03 GRND $214K
2025-10-13 GRND $37K

Other Insiders at GRND (90d)

Insider Bought Sold Last
North John F
Chief Financial Officer
2026-04-06
Richardson Nathan $35K 2026-04-01
Arison George
CHIEF EXECUTIVE OFFICER
2026-04-15
Lu James Fu Bin $28.9M 2026-02-06
Balance Austin J
Chief Product Officer
2026-04-06
Katz Zachary
CLO and Head of Global Affairs
2026-04-06