HolderBook

AMPLITUDE INC (AMPL)

Institutional ownership reported to the SEC as of Q2 2026, across 20 quarters.

200
Reporting holders
$630.6M
Reported value
1.3%
Held as options
-7
Holder change

Options share is the part of reported value carried in derivative lines rather than shares. A high figure means institutions are expressing a view on this security without owning much of it.

Holders

FilerValueShares Their book Held Change
WELLINGTON MANAGEMENT GROUP LLP$84.8M11,086,0060.01%5q-0.6%-$524.4K
BlackRock, Inc.$76.8M10,044,7800.00%8q-1.2%-$897.8K
VANGUARD PORTFOLIO MANAGEMENT LLC$46.5M6,083,9390.00%2q-1.3%-$620.8K
FMR LLC$45.7M5,979,4360.00%20q+80.6%+$20.4M
VANGUARD CAPITAL MANAGEMENT LLC$30.1M3,939,6970.00%2q-3.7%-$1.2M
SC US (TTGP), LTD.$21.4M2,798,9510.07%20qHELD
STATE STREET CORP$19.9M2,604,6960.00%19q+7.2%+$1.3M
GEODE CAPITAL MANAGEMENT, LLC$19.0M2,477,5610.00%19q+6.5%+$1.2M
Trigran Investments, Inc.$17.8M2,321,2093.26%2q+510.0%+$14.8M
BAILLIE GIFFORD & CO$13.6M1,779,5550.01%6q-32.4%-$6.5M
Optimus Prime Fund Management Co., Ltd.$12.1M1,580,1000.89%19qHELD
AQR CAPITAL MANAGEMENT LLC$11.5M1,508,3500.00%13q+22.1%+$2.1M
Point72 Asset Management, L.P.$10.8M1,409,4240.01%7q-41.5%-$7.7M
MORGAN STANLEY$8.8M1,149,7500.00%20q+24.9%+$1.8M
CITADEL ADVISORS LLC$8.7M872,8660.00%20q+2312.4%+$8.3M
GAGNON SECURITIES LLC$8.1M1,055,5081.56%4qHELD
ROYCE & ASSOCIATES LP$8.0M1,050,9760.06%newNEW
Squarepoint Ops LLC$7.8M1,021,6470.01%7q+43.4%+$2.4M
JACOBS LEVY EQUITY MANAGEMENT, INC$7.3M959,6260.03%11q-44.6%-$5.9M
NORTHERN TRUST CORP$7.1M924,3630.00%19q+6.4%+$427.1K
DIMENSIONAL FUND ADVISORS LP$6.9M896,2540.00%13q+45.1%+$2.1M
Meros Investment Management, LP$6.3M827,9772.01%7q-28.9%-$2.6M
CHARLES SCHWAB INVESTMENT MANAGEMENT INC$6.1M803,6430.00%19q+9.5%+$535.1K
Sixth Street Partners Management Company, L.P.$6.1M803,6430.00%newNEW
MONIMUS CAPITAL MANAGEMENT, LP$6.0M783,8081.39%7q-38.0%-$3.7M
CenterBook Partners LP$5.9M771,1630.29%2q+1785.1%+$5.6M
MERCER GLOBAL ADVISORS INC /ADV$5.2M685,7200.00%4q+108.2%+$2.7M
VANGUARD FIDUCIARY TRUST CO$5.2M677,6950.00%2q+2.6%+$129.2K
ArrowMark Colorado Holdings LLC$5.0M656,9770.21%12q-47.7%-$4.6M
Gagnon Advisors, LLC$4.9M634,9873.09%4qHELD
Cerity Partners LLC$3.6M473,8120.00%11q+2.4%+$84.3K
Verition Fund Management LLC$3.5M451,7460.01%9q+68.5%+$1.4M
TWO SIGMA INVESTMENTS, LP$3.2M416,2240.00%5q-39.8%-$2.1M
Quantinno Capital Management LP$3.1M402,7570.00%6q+8.7%+$246.7K
MILLENNIUM MANAGEMENT LLC$2.9M383,7710.00%9q-81.1%-$12.6M
Toronado Partners, LLC$2.8M366,7517.89%5q+15.0%+$366.6K
Corient Private Wealth LP$2.7M357,2260.00%2q+2064.5%+$2.6M
LAZARD ASSET MANAGEMENT LLC$2.7M355,0920.00%4q+2123.8%+$2.6M
SUSQUEHANNA FUNDAMENTAL INVESTMENTS, LLC$2.7M354,8310.05%8q+198.4%+$1.8M
Man Group plc$2.6M338,7540.00%5q-29.2%-$1.1M
VOYA INVESTMENT MANAGEMENT LLC$2.5M322,2440.00%17qHELD
UBS Group AG$2.5M321,9400.00%20q+163.8%+$1.5M
GOLDMAN SACHS GROUP INC$2.4M318,4380.00%20q-46.8%-$2.1M
S SQUARED TECHNOLOGY, LLC$2.4M315,4020.75%2q+109.7%+$1.3M
Madison Asset Management, LLC$2.4M312,3990.03%3q-0.5%-$12.7K
SUSQUEHANNA INTERNATIONAL GROUP, LLP$2.4M104,4990.00%20q-15.5%-$432.4K
Numerai GP LLC$2.3M295,1420.18%3q+1376.7%+$2.1M
Bank of New York Mellon Corp$2.2M288,1180.00%19q+9.7%+$195.7K
JPMORGAN CHASE & CO$2.1M276,1470.00%20q-16.0%-$399.1K
ALLIANCEBERNSTEIN L.P.$2.1M305,3180.00%17q-3.9%-$83.9K
Nuveen, LLC$2.0M265,3010.00%6q-89.6%-$17.5M
BANK OF AMERICA CORP /DE/$1.9M244,2360.00%19q-56.1%-$2.4M
Circumference Group LLC$1.8M238,0003.95%8qHELD
IEQ CAPITAL, LLC$1.6M207,1940.01%19q+25.9%+$326.0K
WESTERLY CAPITAL MANAGEMENT, LLC$1.5M200,0000.28%6q-60.0%-$2.3M
Swiss National Bank$1.4M188,1000.00%17q+3.8%+$52.8K
Walleye Trading LLC$1.4Moptions only0.00%6qOPTIONS
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC$1.4M179,1920.00%17q+9.3%+$116.6K
DEUTSCHE BANK AG\$1.3M173,8410.00%17q+7.7%+$95.5K
Savant Capital, LLC$1.3M167,2960.00%7qHELD
BOOTHBAY FUND MANAGEMENT, LLC$1.2M161,2820.02%5q+4.5%+$52.7K
PRELUDE CAPITAL MANAGEMENT, LLC$1.2M131,5760.09%2q+205.5%+$793.9K
Invesco Ltd.$1.2M152,4120.00%17q+12.7%+$131.7K
Creative Planning$1.1M150,2820.00%9q-16.5%-$227.4K
Palogic Value Management, L.P.$918.7K120,0880.30%2q+84.8%+$421.4K
HSBC HOLDINGS PLC$905.2K121,0130.00%8q-24.0%-$286.2K
RHUMBLINE ADVISERS$896.4K117,1730.00%17q+3.3%+$28.5K
GROUP ONE TRADING LLC$890.6K4,9210.00%19q-75.1%-$2.7M
UNITED CAPITAL FINANCIAL ADVISORS, LLC$881.6K115,2450.00%3q+4.2%+$35.5K
Russell Investments Group, Ltd.$875.6K114,4600.00%10q-13.1%-$131.4K
Legal & General Group Plc$873.4K114,1710.00%17q+53.6%+$304.6K
Utah Retirement Systems$862.9K112,7950.01%20qHELD
JANE STREET GROUP, LLC$854.5Koptions only0.00%11qOPTIONS
XTX Topco Ltd$844.0K110,3320.01%7q+607.8%+$724.8K
Ahara Advisors LLC$825.5K58,8970.28%newNEW
NANO CAP NEW MILLENNIUM GROWTH FUND L P$765.0K100,0000.59%3q+66.7%+$306.0K
Divisadero Street Capital Management, LP$765.0K100,0000.02%newNEW
Quantbot Technologies LP$751.2K98,1980.03%newNEW
STATE OF WISCONSIN INVESTMENT BOARD$718.9K93,9700.00%5q+89.1%+$338.8K
WELLS FARGO & COMPANY/MN$705.4K92,2130.00%19q+26.6%+$148.1K
Inspire Investing, LLC$695.4K90,9070.03%10q+21.6%+$123.7K
CANADA PENSION PLAN INVESTMENT BOARD$690.0K90,2000.00%4q-12.3%-$97.2K
Diametric Capital, LP$676.2K88,3910.07%newNEW
ALLSTATE CORP$636.4K83,1940.01%newNEW
IMC-Chicago, LLC$585.2Koptions only0.00%2qOPTIONS
STRS OHIO$579.9K75,8000.00%17q+46.3%+$183.6K
Connor, Clark & Lunn Investment Management Ltd.$566.5K74,0510.00%7q-35.3%-$308.7K
AdvisorShares Investments LLC$553.1K72,3000.07%newNEW
SIMPLEX TRADING, LLC$534.4K10,8620.00%19q+67.0%+$214.4K
VANGUARD ASSET MANAGEMENT, Ltd$454.1K59,3620.00%2qHELD
ExodusPoint Capital Management, LP$453.4K59,2650.00%newNEW
Trexquant Investment LP$446.7K58,3890.00%7q-78.1%-$1.6M
WEALTH ENHANCEMENT ADVISORY SERVICES, LLC$444.0K48,3640.00%6q+47.8%+$143.6K
Cresset Asset Management, LLC$428.6K56,0260.00%13q+0.6%+$2.6K
MetLife Investment Management, LLC$427.0K55,8180.00%17q+6.0%+$24.1K
Zurcher Kantonalbank (Zurich Cantonalbank)$408.8K53,4410.00%17qHELD
Walleye Capital LLC$395.5Koptions only0.00%6qOPTIONS
DARK FOREST CAPITAL MANAGEMENT LP$384.2K50,2160.02%2q+44.6%+$118.4K
Allspring Global Investments Holdings, LLC$379.9K44,4330.00%17q+2.6%+$9.6K
Penbrook Management LLC$372.6K48,7050.24%newNEW

Five percent filings

Anyone crossing 5% of a company must say so within days - far sooner than the next quarterly holdings report. A 13D declares an intent to influence the company; a 13G is the passive version. See all activist filings →

FiledFormFiler % of class
2026-08-0613GFMR LLCwith 1 co-filers5.8%
2026-07-2713G/ABlackRock, Inc.7.6%

Quarter by quarter

Coverage begins with the quarter ending 2018-12-31. Earlier filings exist only as occasional late amendments, too sparse to describe a market, so they are not shown.

QuarterHoldersValue SharesNewAdded TrimmedOptions
Q2 2026200$630.6M81,331,0173577591.3%
Q1 2026207$571.5M82,540,6994060701.4%
Q4 2025202$939.5M80,048,1693678481.7%
Q3 2025196$796.1M72,559,8164080432.7%
Q2 2025181$863.4M68,267,9223179462.2%
Q1 2025187$653.6M63,094,3585363361.5%
Q4 2024141$644.6M60,606,6642452270.8%
Q3 2024126$523.8M58,274,4681645340.3%
Q2 2024128$506.6M56,585,3182350230.6%
Q1 2024121$586.8M53,230,8372037361.4%
Q4 2023128$637.2M49,588,4671846311.3%
Q3 2023134$563.4M48,233,4861948381.4%
Q2 2023126$511.0M46,909,1832152190.6%
Q1 2023114$550.3M43,608,5142040280.7%
Q4 2022118$545.0M39,953,4882332320.6%
Q3 2022133$727.7M46,293,3222051291.6%
Q2 2022129$654.4M44,024,3944935223.9%
Q1 2022102$612.5M32,201,8153829173.1%
Q4 2021112$1.9B34,750,6216519131.1%
Q3 202150$1.9B34,090,30650000.0%