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SEC Insider//CIK 0001735409

Tzuo Tien

CIK 00017354093 companiesSAN FRANCISCO, CA
SEC Profile

Transactions

50

Companies

3

Filings

8

CIK

0001735409

Recent Transactions

50 trades
  • Award
    Amplitude, Inc.$AMPL

    Class A Common Stock

    2026-01-05+999→ 98,542 total
  • Award
    Amplitude, Inc.$AMPL

    Class A Common Stock

    2025-10-05+977→ 97,543 total
  • Award
    Amplitude, Inc.$AMPL

    Class A Common Stock

    2025-07-05+894→ 96,566 total
  • Award
    Amplitude, Inc.$AMPL

    Common Stock

    2025-04-05+398→ 95,672 total
  • Award
    Amplitude, Inc.$AMPL

    Class A Common Stock

    2025-02-22+44,462→ 95,274 total
  • Disposition to Issuer
    ZUORA INC

    Stock Option (right to buy)

    2025-02-14−350,000→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Class A Common Stock

    2025-02-14$10.00/sh−110,104→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Stock Option (right to buy)

    2025-02-14−500,000→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Restricted Stock Units (RSU) (Class A)

    2025-02-14$10.00/sh−225,000→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Performance Stock Units (PSU) (Class A)

    2025-02-14−300,000→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Class B Common Stock

    2025-02-14$10.00/sh−7,698,605→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Stock Option (right to buy)

    2025-02-14−362,406→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Restricted Stock Units (RSU) (Class A)

    2025-02-14$10.00/sh−600,000→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Restricted Stock Units (RSU) (Class A)

    2025-02-14$10.00/sh−291,669→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Stock Option (right to buy)

    2025-02-14−350,000→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Restricted Stock Units (RSU) (Class A)

    2025-02-14$10.00/sh−12,500→ 0 total
  • Disposition to Issuer
    ZUORA INC

    Class B Common Stock

    2025-02-14$10.00/sh−640,542→ 0 total
  • Award
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2025-02-03+600,000→ 600,000 total
  • Sale
    ZUORA INC

    Class A Common Stock

    2025-01-10$9.95/sh−49,041→ 110,104 total
  • Sale
    ZUORA INC

    Class A Common Stock

    2025-01-02$9.93/sh−48,569→ 110,576 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-12-31−12,500→ 12,500 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-12-31−58,333→ 291,669 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-12-31−25,000→ 225,000 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-12-31+58,333→ 134,145 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-12-31−25,000→ 225,000 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-12-31+12,500→ 75,812 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-12-31+12,500→ 75,812 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-12-31+58,333→ 134,145 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-12-31+25,000→ 159,145 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-12-31−58,333→ 291,669 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-12-31+25,000→ 159,145 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-12-31−12,500→ 12,500 total
  • Sale
    ZUORA INC

    Class A Common Stock

    2024-10-03$8.34/sh−63,873→ 63,312 total
  • Exercise/Conversion
    ZUORA INC

    Class B Common Stock

    2024-10-01+571,785→ 571,785 total
  • Tax Payment
    ZUORA INC

    Class B Common Stock

    2024-10-01−392,083→ 179,702 total
  • Gift
    ZUORA INC

    Class B Common Stock

    2024-10-01−179,702→ 0 total
  • Exercise/Conversion
    ZUORA INC

    Stock Option (Right to buy Class B Common Stock)

    2024-10-01−571,785→ 0 total
  • Gift
    ZUORA INC

    Class B Common Stock

    2024-10-01+179,702→ 7,698,605 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-09-30−12,500→ 25,000 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-09-30+50,000→ 127,185 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-09-30−50,000→ 250,000 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-09-30+58,333→ 77,185 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-09-30+12,500→ 18,852 total
  • Exercise/Conversion
    ZUORA INC

    Restricted Stock Units (RSU)(Class A)

    2024-09-30−58,333→ 350,002 total
  • Exercise/Conversion
    ZUORA INC

    Class B Common Stock

    2024-07-19+147,200→ 147,200 total
  • Gift
    ZUORA INC

    Class B Common Stock

    2024-07-19−147,200→ 0 total
  • Gift
    ZUORA INC

    Class B Common Stock

    2024-07-19+147,200→ 7,518,903 total
  • Exercise/Conversion
    ZUORA INC

    Stock Option (Right to buy Class B Common Stock)

    2024-07-19−147,200→ 571,785 total
  • Exercise/Conversion
    ZUORA INC

    Stock Option (Right to buy Class B Common Stock)

    2024-07-16−13,353→ 718,985 total
  • Exercise/Conversion
    ZUORA INC

    Class A Common Stock

    2024-07-16+13,353→ 19,705 total

Companies

3

Recent Filings

8

Address

C/O AMPLITUDE, INC. 201 THIRD STREET, SUITE 200

SAN FRANCISCO, CA, 94103

View on SEC.gov