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Amplitude, Inc.

AMPL
Exchange
Nasdaq
Industry
Services-Prepackaged Software
SEC CIK
0001866692

In the last 90 days, Amplitude, Inc. insiders filed 0 open-market purchases and 2 sales; 202 institutions reported holding it in 13F filings for Q2 2026, worth $615.1M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Amplitude, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
0 filings
Open-market sells
2 filings
2 insiders, $6.17M in total
Insiders trading
2
Net value
−$6.17M
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Amplitude, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Amplitude, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Skates SpenserCEO and President0IndirectSep 14, 20267
Crook Nathaniel GlennChief Commercial Officer1,622,696Sep 9, 20264
Liu CurtisChief Technology Officer950,316Aug 18, 202610
Casey AndrewChief Financial Officer1,363,338Aug 18, 20266
Tzuo TienDirector101,601Jul 7, 20264
Schultz EricaDirector143,100Jul 7, 20266
Wong CatherineDirector111,462Jun 15, 20262
Whitehurst James MDirector187,201Jun 11, 20261
Gill Ronald SDirector99,535Jun 11, 20261
Grady Patrick WDirector, 10% Owner85,806Jun 11, 20261
Hansen Thomas NeergaardPresident1,845,845Feb 17, 20262
Vishria EricDirector64,712Jun 16, 20250
Steele ElisaDirector21,690Jun 13, 20240
Harms ChristopherChief Financial Officer833,853May 17, 20240
Fleischer Russell L10% Owner327,766IndirectJan 9, 20240
Tobin Scott R10% Owner327,766IndirectJan 9, 20240
Brown Michael Maurice10% Owner327,766IndirectJan 9, 20240
Lee Roger H10% Owner327,766IndirectJan 9, 20240
Agrawal Neeraj10% Owner327,766IndirectJan 9, 20240
Feldman Jesse10% Owner327,766IndirectJan 9, 20240
Stoner Chelsea R.10% Owner327,766IndirectJan 9, 20240
Elhafed Morad10% Owner327,766IndirectJan 9, 20240
Thakker Dharmesh10% Owner327,766IndirectJan 9, 20240
Battery Ventures Select Fund I, L.P.10% Owner327,766IndirectJan 9, 20240
Battery Partners Select Fund I GP, LLC10% Owner327,766IndirectJan 9, 20240
Battery Partners Select Fund I, L.P.10% Owner327,766IndirectJan 9, 20240
SC US (TTGP), Ltd.10% Owner0IndirectJun 8, 20230
Sequoia Grove II, LLC10% Owner0IndirectJun 8, 20230
Sequoia Capital U.S. Venture 2010-Seed Fund, L.P.10% Owner0IndirectJun 8, 20230
SC U.S. Venture 2010 Management, L.P.10% Owner0IndirectJun 8, 20230
SC U.S. Growth VIII Management, L.P.10% Owner0IndirectJun 8, 20230
Sequoia Capital U.S. Growth Fund VIII, L.P.10% Owner0IndirectJun 8, 20230
Sequoia Capital U.S. Growth Fund IX, L.P.10% Owner0IndirectJun 8, 20230
Sequoia Capital U.S. Growth IX Principals Fund, L.P.10% Owner0IndirectJun 8, 20230
Sequoia Capital U.S. Growth Partners Fund IX, L.P.10% Owner0IndirectJun 8, 20230
SC U.S. Growth IX Management, L.P.10% Owner0IndirectJun 8, 20230
Sequoia Grove Manager, LLC10% Owner0IndirectJun 8, 20230
Battery Ventures XI-B Side Fund, L.P.10% Owner0IndirectMar 23, 20230
Battery Ventures XI-A Side Fund, L.P.10% Owner0IndirectMar 23, 20230
Battery Ventures XI-B, L.P.10% Owner0IndirectMar 23, 20230
Battery Investment Partners XI, LLC10% Owner0IndirectMar 23, 20230
Battery Ventures XI-A, L.P.10% Owner0IndirectMar 23, 20230
Battery Partners XI Side Fund, LLC10% Owner0IndirectMar 23, 20230
Battery Partners XI, LLC10% Owner0IndirectMar 23, 20230
Sarkis NinosChief Accounting Officer83,891Feb 21, 20230
Vuong HoangChief Financial Officer813,896Jan 3, 20230
Lasky Mitchell10% Owner10,285IndirectDec 2, 20220
Gurley J William10% Owner10,285IndirectDec 2, 20220
Fenton Peter H10% Owner10,285IndirectDec 2, 20220
Cohler Matt10% Owner10,285IndirectDec 2, 20220

Showing the 50 most recent filers.

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Sep 23, 2021 (view filing)Jun 2113 daysLateAgrawal NeerajDirector, 10% OwnerPPurchaseClass B Common Stock+312.3K$32.02+$10.0M–284.2K afterDerivative2 lots
Sep 23, 2021 (view filing)Jun 2887 daysLateAgrawal NeerajDirector, 10% OwnerPPurchaseClass A Common Stock+84.5K$22.62+$1.91M–361.1K afterDerivative4 lots
Sep 23, 2021 (view filing)Sep 1013 daysLateSkates SpenserChief Executive OfficerSSaleClass A Common Stock−290.3K$31.00−$9.00M–7.04M afterDerivative
Sep 23, 2021 (view filing)Aug 2529 daysLateVuong HoangChief Financial OfficerSSaleClass A Common Stock−25.0K$43.57−$1.09M–270.9K afterDerivative
Sep 30, 2021 (view filing)Sep 282 daysSkates SpenserChief Executive OfficerSSaleClass A Common Stock−575.0K$50.09−$28.8M−95.8%25.0K after2 lots
Sep 30, 2021 (view filing)Sep 282 daysSarkis NinosChief Accounting OfficerSSaleClass A Common Stock−18.0K$50.00−$900.0K−39.6%27.5K after
Sep 30, 2021 (view filing)Sep 282 daysHeinz MatthewChief Revenue OfficerSSaleClass A Common Stock−195.0K$50.46−$9.84M−81.5%44.2K after2 lots
Sep 30, 2021 (view filing)Sep 282 daysVuong HoangChief Financial OfficerSSaleClass A Common Stock−200.0K$50.75−$10.2M−89.4%23.8K after3 lots
Sep 30, 2021 (view filing)Sep 282 daysLiu CurtisChief Technology OfficerSSaleClass A Common Stock−300.8K$50.43−$15.2M−79.2%79.2K after2 lots
Sep 30, 2021 (view filing)Sep 30Same dayWong CatherineDirectorSSaleClass A Common Stock−3.52K$53.97−$189.7K−2.8%121.5K after
Sep 30, 2021 (view filing)Sep 282 daysVishria EricDirector, 10% OwnerSSaleClass A Common Stock−1.00M$51.50−$51.5M−65.5%526.4K after3 lots
Sep 30, 2021 (view filing)Sep 282 daysInstitutional Venture Partners XV Executive Fund, L.P.10% OwnerSSaleClass A Common Stock−359.9K$51.55−$18.6M−89.1%44.2K after8 lots
Sep 30, 2021 (view filing)8:27 PM ETSep 282 daysBenchmark Capital Management Co. VIII, L.L.C. and 3 others10% OwnerSSaleClass A Common Stock−1.00M$51.50−$51.5M−65.5%526.4K after3 lots
Sep 30, 2021 (view filing)8:28 PM ETSep 28-292 daysPuttagunta Chetan and 7 othersDirectorSSaleClass A Common Stock−1.01M$51.52−$52.0M−98.9%11.7K after15 lots
Sep 30, 2021 (view filing)9:44 PM ETSep 282 daysFogelsong Norman A and 9 others10% OwnerSSaleClass A Common Stock−359.9K$51.55−$18.6M−89.1%44.2K after8 lotsDuplicate filing
Oct 1, 2021 (view filing)Sep 30-Oct 11 dayJohnson Jennifer L.See remarksSSaleClass A Common Stock−331.3K$53.62−$17.8M−100.0%0 after6 lots
Oct 1, 2021 (view filing)Sep 292 daysChaffee Todd C10% OwnerSSaleClass A Common Stock−10.2K$53.70−$546.5K−30.6%23.0K after3 lots
Oct 5, 2021 (view filing)Oct 14 daysSkates SpenserChief Executive OfficerSSaleClass A Common Stock−25.0K$54.23−$1.36M−100.0%0 after
Oct 6, 2021 (view filing)Oct 42 daysGurley J William10% OwnerSSaleClass A Common Stock−103.1K$54.05−$5.57M−100.0%0 after2 lots
Nov 15, 2021 (view filing)5:47 PM ETNov 123 daysBattery Ventures XI-B Side Fund, L.P. and 6 others10% OwnerSSaleClass A Common Stock−25.5K$73.35−$1.87M−100.0%0 after
Nov 15, 2021 (view filing)5:47 PM ETNov 123 daysBattery Ventures XI-B Side Fund, L.P. and 6 others10% OwnerSSaleClass A Common Stock−8.74K$73.35−$641.2K−100.0%0 after
Nov 15, 2021 (view filing)5:51 PM ETNov 123 daysFleischer Russell L and 7 others10% OwnerSSaleClass A Common Stock−25.5K$73.35−$1.87M−100.0%0 afterDuplicate filing
Nov 15, 2021 (view filing)5:51 PM ETNov 123 daysFleischer Russell L and 7 others10% OwnerSSaleClass A Common Stock−8.74K$73.35−$641.2K−100.0%0 afterDuplicate filing
Nov 16, 2021 (view filing)Nov 124 daysSarkis NinosChief Accounting OfficerSSaleClass A Common Stock−12.0K$74.11−$889.3K−36.0%21.4K after
Nov 16, 2021 (view filing)Nov 124 daysHeinz MatthewChief Revenue OfficerSSaleClass A Common Stock−135.0K$73.40−$9.91M−75.3%44.2K after4 lots
Nov 16, 2021 (view filing)Nov 124 daysVuong HoangChief Financial OfficerSSaleClass A Common Stock−100.0K$73.48−$7.35M−80.6%24.0K after2 lots
Nov 16, 2021 (view filing)9:42 PM ETNov 151 dayLasky Mitchell and 7 others10% OwnerSSaleClass A Common Stock−12.8K$71.11−$910.6K−8.4%139.1K after18 lots
Nov 16, 2021 (view filing)9:43 PM ETNov 151 dayLasky Mitchell and 7 others10% OwnerSSaleClass A Common Stock−32.5K$71.33−$2.32M−100.0%0 after12 lots
Nov 18, 2021 (view filing)Nov 162 daysGurley J William10% OwnerSSaleClass A Common Stock−154.1K$70.18−$10.8M−99.7%500 after10 lots
Nov 18, 2021 (view filing)Nov 162 daysCohler Matt10% OwnerSSaleClass A Common Stock−50.0K$71.72−$3.59M−17.3%238.8K after2 lots
Nov 19, 2021 (view filing)Nov 172 daysChaffee Todd C10% OwnerSSaleClass A Common Stock−25.6K$71.68−$1.84M−30.5%58.4K after2 lots
Nov 19, 2021 (view filing)Nov 19Same dayPhelps Dennis B10% OwnerSSaleClass A Common Stock−23.7K$68.49−$1.62M−25.2%70.5K after2 lots
Nov 23, 2021 (view filing)Nov 19-234 daysFeldman Jesse10% OwnerSSaleClass A Common Stock−7.29K$68.95−$502.8K−24.4%22.6K after2 lots
Nov 23, 2021 (view filing)Nov 194 daysFeldman Jesse10% OwnerSSaleClass A Common Stock−3.19K$68.95−$220.2K−100.0%0 after
Nov 24, 2021 (view filing)Nov 231 dayWong CatherineDirectorSSaleClass A Common Stock−3.52K$66.01−$232.0K−2.9%118.0K after
Nov 26, 2021 (view filing)Nov 233 daysCohler Matt10% OwnerSSaleClass A Common Stock−50.0K$66.96−$3.35M−20.9%188.8K after5 lots
Dec 1, 2021 (view filing)Nov 292 daysFenton Peter H10% OwnerSSaleClass A Common Stock−50.0K$71.69−$3.58M−25.1%149.5K after
Dec 1, 2021 (view filing)4:17 PM ETNov 292 daysBattery Ventures XI-B Side Fund, L.P. and 6 others10% OwnerSSaleClass A Common Stock−22.6K$71.21−$1.61M−43.1%29.9K after
Dec 1, 2021 (view filing)4:18 PM ETNov 292 daysFleischer Russell L and 7 others10% OwnerSSaleClass A Common Stock−22.6K$71.21−$1.61M−43.1%29.9K afterDuplicate filing
Dec 2, 2021 (view filing)Nov 302 daysHu An-Yen10% OwnerSSaleClass A Common Stock−1.50K$68.13−$102.2K−86.2%240 after
Dec 9, 2021 (view filing)Dec 72 daysFenton Peter H10% OwnerSSaleClass A Common Stock−65.8K$60.29−$3.97M−44.0%83.7K after2 lots
Dec 9, 2021 (view filing)Dec 72 daysElhafed Morad10% OwnerSSaleClass A Common Stock−18.3K$62.26−$1.14M−100.0%0 after
Dec 15, 2021 (view filing)Dec 132 daysTobin Scott R10% OwnerSSaleClass A Common Stock−28.3K$52.52−$1.49M−100.0%0 after5 lots
Jan 3, 2022 (view filing)Dec 30, 20214 daysVuong HoangChief Financial OfficerSSaleClass A Common Stock−248$54.32−$13.5K−0.6%38.5K after
Jan 3, 2022 (view filing)Dec 30, 20214 daysVuong HoangChief Financial OfficerSSaleClass A Common Stock−372$54.32−$20.2K−100.0%0 after
Jan 3, 2022 (view filing)Dec 22-30, 202112 daysLateJohnson Jennifer L.See remarksSSaleClass A Common Stock−74.5K$54.32−$4.05M−100.0%0 after6 lots
Jan 13, 2022 (view filing)Jan 112 daysHeinz MatthewChief Revenue OfficerSSaleClass A Common Stock−7.50K$45.40−$340.5K−14.5%44.2K after2 lots
Feb 14, 2022 (view filing)Feb 104 daysHeinz MatthewChief Revenue OfficerSSaleClass A Common Stock−7.58K$45.09−$341.8K−14.6%44.2K after2 lots
Feb 22, 2022 (view filing)Feb 175 daysWong CatherineDirectorSSaleClass A Common Stock−3.52K$19.66−$69.1K−3.0%114.5K after6 lots
Feb 23, 2022 (view filing)Feb 18-235 daysGrady Patrick WDirector, 10% OwnerPPurchaseClass A Common Stock+2.56M$19.48+$50.0MNew position242.8K after24 lots