Tzuo Tien

Amplitude, Inc. ยท Director

Tzuo Tien is listed in public filings as director. This Tzuo Tien insider trading page organizes Form 4 disclosures, reported purchases and sales, transaction dates, share amounts, related issuers, and historical insider activity so readers can review the person's public trading record in one place. Companies and tickers connected to this insider trading profile include Amplitude, Inc. (AMPL), and Zuora, Inc. (ZUO). Investors use Tzuo Tien's insider trading disclosures to study buying and selling patterns, position changes, company-specific activity, and the source evidence behind each reported transaction.

Latest Actions

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Amplitude, Inc.AMPL--100.1k sharesGrant / ExerciseApr 5, 2026Disclosure amount unavailable1.5k shares----

Insider Trades History

CompanyHolding ValueLast TransactionAmountTransaction PriceCurrent Price
Amplitude, Inc.AMPL--98.5k sharesGrant / ExerciseJan 5, 2026Disclosure amount unavailable999 shares----
Amplitude, Inc.AMPL--97.5k sharesGrant / ExerciseOct 5, 2025Disclosure amount unavailable977 shares----
Amplitude, Inc.AMPL--96.6k sharesGrant / ExerciseJul 5, 2025Disclosure amount unavailable894 shares----
Amplitude, Inc.AMPL--95.7k sharesGrant / ExerciseApr 5, 2025Disclosure amount unavailable398 shares----
Amplitude, Inc.AMPL--95.3k sharesGrant / ExerciseFeb 22, 2025Disclosure amount unavailable44.5k shares----
Zuora, Inc.ZUO$0500k sharesOtherFeb 14, 2025$7.8M500k shares$15.64--
Zuora, Inc.ZUO$0350k sharesOtherFeb 14, 2025$7.7M350k shares$22.10--
Zuora, Inc.ZUO$0350k sharesOtherFeb 14, 2025$4.1M350k shares$11.66--
Zuora, Inc.ZUO$0362.4k sharesOtherFeb 14, 2025$2.9M362.4k shares$7.94--
Zuora, Inc.ZUO$0110.1k sharesOtherFeb 14, 2025$1.1M110.1k shares$10.00--
Zuora, Inc.ZUO--600k sharesOtherFeb 14, 2025Disclosure amount unavailable600k shares----
Zuora, Inc.ZUO--640.5k sharesOtherFeb 14, 2025Disclosure amount unavailable640.5k shares----
Zuora, Inc.ZUO--300k sharesOtherFeb 14, 2025Disclosure amount unavailable300k shares----
Zuora, Inc.ZUO--600k sharesGrant / ExerciseFeb 3, 2025Disclosure amount unavailable600k shares----
Zuora, Inc.ZUO$1.1M110.1k sharesSellJan 10, 2025$487.8K49k shares$9.95--
Zuora, Inc.ZUO$1.1M110.6k sharesSellJan 2, 2025$482.2K48.6k shares$9.93--
Zuora, Inc.ZUO--12.5k sharesGrant / ExerciseDec 31, 2024Disclosure amount unavailable12.5k shares----
Zuora, Inc.ZUO--134.1k sharesGrant / ExerciseDec 31, 2024Disclosure amount unavailable58.3k shares----
Zuora, Inc.ZUO--159.1k sharesGrant / ExerciseDec 31, 2024Disclosure amount unavailable25k shares----
Zuora, Inc.ZUO$528k63.3k sharesSellOct 3, 2024$532.9K63.9k shares$8.34--
Zuora, Inc.ZUO$0571.8k sharesGrant / ExerciseOct 1, 2024$1.7M571.8k shares$3.04--
Zuora, Inc.ZUO--179.7k sharesGrant / ExerciseOct 1, 2024Disclosure amount unavailable179.7k shares----
Zuora, Inc.ZUO--179.7k sharesGrant / ExerciseOct 1, 2024Disclosure amount unavailable392.1k shares----
Zuora, Inc.ZUO--571.8k sharesGrant / ExerciseOct 1, 2024Disclosure amount unavailable571.8k shares----
Zuora, Inc.ZUO--18.9k sharesGrant / ExerciseSep 30, 2024Disclosure amount unavailable12.5k shares----
Zuora, Inc.ZUO--77.2k sharesGrant / ExerciseSep 30, 2024Disclosure amount unavailable58.3k shares----
Zuora, Inc.ZUO--127.2k sharesGrant / ExerciseSep 30, 2024Disclosure amount unavailable50k shares----
Zuora, Inc.ZUO$1.7M571.8k sharesGrant / ExerciseJul 19, 2024$447.5K147.2k shares$3.04--
Zuora, Inc.ZUO--147.2k sharesGrant / ExerciseJul 19, 2024Disclosure amount unavailable147.2k shares----
Zuora, Inc.ZUO--147.2k sharesGrant / ExerciseJul 19, 2024Disclosure amount unavailable147.2k shares----
Zuora, Inc.ZUO--13.4k sharesGrant / ExerciseJul 16, 2024Disclosure amount unavailable13.4k shares----
Zuora, Inc.ZUO--13.4k sharesGrant / ExerciseJul 16, 2024Disclosure amount unavailable13.4k shares----
Zuora, Inc.ZUO$58k6.4k sharesSellJul 16, 2024$121.8K13.4k shares$9.12--
Zuora, Inc.ZUO$2.2M719k sharesGrant / ExerciseJul 16, 2024$40.6K13.4k shares$3.04--
Zuora, Inc.ZUO$57k6.4k sharesSellJul 15, 2024$739.6K81.7k shares$9.05--
Zuora, Inc.ZUO$2.2M732.3k sharesGrant / ExerciseJul 15, 2024$248.5K81.7k shares$3.04--
Zuora, Inc.ZUO--81.7k sharesGrant / ExerciseJul 15, 2024Disclosure amount unavailable81.7k shares----
Zuora, Inc.ZUO--81.7k sharesGrant / ExerciseJul 15, 2024Disclosure amount unavailable81.7k shares----
Zuora, Inc.ZUO--11.2k sharesGrant / ExerciseJul 12, 2024Disclosure amount unavailable11.2k shares----
Zuora, Inc.ZUO$57k6.4k sharesSellJul 12, 2024$100.8K11.2k shares$9.00--
Zuora, Inc.ZUO$2.5M814.1k sharesGrant / ExerciseJul 12, 2024$34.0K11.2k shares$3.04--
Zuora, Inc.ZUO$57k6.4k sharesSellJul 11, 2024$260.1K28.9k shares$9.00--
Zuora, Inc.ZUO--28.9k sharesGrant / ExerciseJul 11, 2024Disclosure amount unavailable28.9k shares----
Zuora, Inc.ZUO$2.5M825.3k sharesGrant / ExerciseJul 11, 2024$87.8K28.9k shares$3.04--
Zuora, Inc.ZUO$57k6.4k sharesSellJul 8, 2024$1.0M114.8k shares$9.05--
Zuora, Inc.ZUO$2.6M854.2k sharesGrant / ExerciseJul 8, 2024$349.1K114.8k shares$3.04--
Zuora, Inc.ZUO--114.8k sharesGrant / ExerciseJul 8, 2024Disclosure amount unavailable114.8k shares----
Zuora, Inc.ZUO--114.8k sharesGrant / ExerciseJul 8, 2024Disclosure amount unavailable114.8k shares----
Zuora, Inc.ZUO$62k6.4k sharesSellJul 1, 2024$689.2K70.8k shares$9.73--
Zuora, Inc.ZUO--18.9k sharesGrant / ExerciseJun 30, 2024Disclosure amount unavailable12.5k shares----
Zuora, Inc.ZUO--77.2k sharesGrant / ExerciseJun 30, 2024Disclosure amount unavailable58.3k shares----