What does CUSIP 03213A104 represent in this 13F holders report?

CUSIP 03213A104 is the security identifier for AMPL - Amplitude, Inc. - Common Stock used to aggregate holder disclosures.

How many institutions held AMPL - Amplitude, Inc. - Common Stock in Q1 2026?

45 institutional investors reported AMPL - Amplitude, Inc. - Common Stock for Q1 2026. Use the holders table for investor-level position and value details.

Amplitude, Inc. - Common Stock (AMPL)

CUSIP: 03213A104

Q1 2026 13F Holders as of 31 Mar 2026

Type / Class: Equity / Common Stock
Shares outstanding: 104,172,950
Total 13F shares: 5,519,606
Share change: +967,466
Total reported value: $37,666,100
Price per share: $6.82
Number of holders: 45
Value change: +$6,363,026
Number of buys: 21
Number of sells: 20

Quarterly Holders Quick Answers

What is CUSIP 03213A104?
CUSIP 03213A104 identifies AMPL - Amplitude, Inc. - Common Stock in SEC institutional holdings data.

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Explore More Reporting Periods

Jump to adjacent filing periods for faster comparison and easier crawl discovery.

Previous quarter: Q4 2025

Recent filing periods for CUSIP 03213A104:

Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024 Q2 2024

Top shareholders of AMPL - Amplitude, Inc. - Common Stock (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.

Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Holder	Source	Role / Reporting	Ownership %	Shares	Holdings Value	12M Net Δ	As of	Details
Battery Management Corp.	3/4/5	10%+ Owner	— mixed-class rows	11,047,393 mixed-class rows	$128,515,578	—	09 May 2022	3/4/5
VANGUARD GROUP INC	13F	Company	10%	10,825,568	$125,360,077	—	31 Dec 2025	13F
BlackRock, Inc.	13F	Company	9.4%	9,782,411	$113,280,324	—	31 Dec 2025	13F
Dharmesh Thakker	3/4/5	10%+ Owner	— class O/S missing	8,984,637	$112,847,040	—	05 Jul 2023	3/4/5
Battery Ventures Select Fund I, L.P.	3/4/5	10%+ Owner	— class O/S missing	8,979,818	$112,786,514	—	02 Jan 2024	3/4/5
Neeraj Agrawal	3/4/5	10%+ Owner	— class O/S missing	8,979,818	$112,786,514	—	02 Jan 2024	3/4/5
Battery Partners XI, LLC	3/4/5	10%+ Owner	— class O/S missing	8,587,825	$107,863,082	—	21 Mar 2023	3/4/5
Steven M. Spurlock	3/4/5	10%+ Owner	— class O/S missing	9,264,298	$97,032,404	—	12 Nov 2021	3/4/5
SC US (TTGP), LTD.	13D/G 3/4/5 13F	SC US (TTGP), LTD. ("SC US (TTGP)") · 10%+ Owner · Company	9.9%	10,223,342	$90,681,044	$0	20 Feb 2025	13D/G 3/4/5 13F
WELLINGTON MANAGEMENT GROUP LLP	13D/G 13F	Company	11%	11,154,556	$76,074,072	$0	31 Mar 2026	13D/G 13F
ALLIANCEBERNSTEIN L.P.	13F 13D/G	Company	5.9% from 13D/G	6,243,312	$72,297,553	—	31 Dec 2025	13F 13D/G
An-Yen Hu	3/4/5	10%+ Owner	— mixed-class rows	6,221,723 mixed-class rows	$65,186,539	—	30 Nov 2022	3/4/5
Benchmark Capital Management Co. VIII, L.L.C.	3/4/5	10%+ Owner	— class O/S missing	6,211,438	$65,057,359	—	30 Nov 2022	3/4/5
GIC Private Ltd	13D/G	—	4.8%	4,977,818	$63,317,845	$0	30 Jun 2025	13D/G
VANGUARD PORTFOLIO MANAGEMENT LLC	13D/G	Vanguard Portfolio Management	6%	6,250,377	$42,627,571	$0	31 Mar 2026	13D/G
FMR LLC	13D/G 13F	Company	3.3%	3,288,481	$41,829,478	-$51,126,005	30 Jun 2025	13D/G 13F
Battery Ventures XI-A, L.P.	13D/G	Neeraj Agrawal	4.7%	4,665,785	$41,385,513	$0	31 Mar 2025	13D/G
Point72 Asset Management, L.P.	13F	Company	3.4%	3,498,694	$40,514,877	—	31 Dec 2025	13F
Jesse R. Feldman	3/4/5	10%+ Owner	— class O/S missing	2,598,986	$32,643,264	—	19 Nov 2021	3/4/5
BAILLIE GIFFORD & CO	13F	Company	2.6%	2,741,880	$31,750,971	—	31 Dec 2025	13F
Nuveen, LLC	13F	Company	2.5%	2,645,618	$30,636,256	—	31 Dec 2025	13F
TimesSquare Capital Management, LLC	13F	Company	2.4%	2,513,383	$29,104,975	—	31 Dec 2025	13F
STATE STREET CORP	13F	Company	2.2%	2,305,400	$26,696,532	—	31 Dec 2025	13F
MILLENNIUM MANAGEMENT LLC	13F	Company	2.2%	2,252,730	$26,086,613	—	31 Dec 2025	13F
GEODE CAPITAL MANAGEMENT, LLC	13F	Company	2.1%	2,226,694	$25,789,717	—	31 Dec 2025	13F
Patrick W. Grady	3/4/5	Director, 10%+ Owner	2.7%	2,859,900	$25,367,309	—	12 Jun 2025	3/4/5
Eric Vishria	3/4/5	Director	— mixed-class rows	444,139 mixed-class rows	$23,785,229	-$373,658	12 Jun 2025	3/4/5
Optimus Prime Fund Management Co., Ltd.	13F	Company	1.5%	1,580,100	$18,297,558	—	31 Dec 2025	13F
LIGHT STREET CAPITAL MANAGEMENT, LLC	13F	Company	1.4%	1,500,000	$17,370,000	—	31 Dec 2025	13F
ArrowMark Colorado Holdings LLC	13F	Company	1.4%	1,484,297	$17,188,159	—	31 Dec 2025	13F
CITADEL ADVISORS LLC	13F	Company	1.3%	1,376,002	$15,934,103	—	31 Dec 2025	13F
GOLDMAN SACHS GROUP INC	13F	Company	1.2%	1,220,162	$14,129,476	—	31 Dec 2025	13F
Scott R. Tobin	3/4/5	10%+ Owner	— class O/S missing	1,099,949	$13,815,360	—	13 Dec 2021	3/4/5
TWO SIGMA INVESTMENTS, LP	13F	Company	1%	1,041,274	$12,057,953	—	31 Dec 2025	13F
Thomas Neergaard Hansen	3/4/5	President	1.8%	1,845,845	$11,702,657	—	15 Feb 2026	3/4/5
Squarepoint Ops LLC	13F	Company	0.93%	967,957	$11,208,942	—	31 Dec 2025	13F
Hoang Vuong	3/4/5	Chief Financial Officer	— mixed-class rows	829,021 mixed-class rows	$10,227,282	—	29 Dec 2022	3/4/5
Meros Investment Management, LP	13F	Company	0.83%	861,874	$9,980,501	—	31 Dec 2025	13F
AQR CAPITAL MANAGEMENT LLC	13F	Company	0.81%	843,434	$9,766,966	—	31 Dec 2025	13F
NORTHERN TRUST CORP	13F	Company	0.79%	822,626	$9,526,010	—	31 Dec 2025	13F
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	13F	Company	0.75%	778,394	$9,013,803	—	31 Dec 2025	13F
Toronado Partners, LLC	13F	Company	0.74%	775,573	$8,981,135	—	31 Dec 2025	13F
GAGNON SECURITIES LLC	13F	Company	0.67%	698,870	$8,092,915	—	31 Dec 2025	13F
MORGAN STANLEY	13F	Company	0.66%	685,561	$7,938,807	—	31 Dec 2025	13F
Christopher Harms	3/4/5	Chief Financial Officer	— mixed-class rows	977,641 mixed-class rows	$7,913,265	—	15 May 2024	3/4/5
BANK OF AMERICA CORP /DE/	13F	Company	0.63%	659,613	$7,638,318	—	31 Dec 2025	13F
TWO SIGMA ADVISERS, LP	13F	Company	0.54%	560,500	$6,490,590	—	31 Dec 2025	13F
Portolan Capital Management, LLC	13F	Company	0.54%	560,096	$6,485,912	—	31 Dec 2025	13F
UBS Group AG	13F	Company	0.52%	544,805	$6,308,841	—	31 Dec 2025	13F
ACADIAN ASSET MANAGEMENT LLC	13F	Company	0.51%	531,542	$6,147,000	—	31 Dec 2025	13F

Institutional Holders of Amplitude, Inc. - Common Stock (AMPL) as of Q1 2026

As of 31 Mar 2026, Amplitude, Inc. - Common Stock (AMPL) was held by 45 institutional shareholders that filed Form 13F with the SEC. Together, they reported ownership of 5,519,606 shares. The largest 10 holders included Nuveen, LLC, GAGNON SECURITIES LLC, Gagnon Advisors, LLC, Y-Intercept (Hong Kong) Ltd, Savant Capital, LLC, HSBC HOLDINGS PLC, UBS Group AG, Inspire Investing, LLC, STRS OHIO, and SG Americas Securities, LLC. This page lists 49 institutional shareholders reporting positions in this security for the Q1 2026 filing period.

Investor	Option	Weight %	Change %	Value $	* Price	Shares	Share Change	Activity	Report Period

Compare Q1 2026 vs Q4 2025 Across Filers

Q4 2025 holders

207

Q1 2026 holders

Holder diff

-162

Investor	Q4 2025 Shares	Q1 2026 Shares	Share Diff	Share Chg %	Q4 2025 Value $	Q1 2026 Value $	Value Diff $	Value Chg %

Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).

Quarterly Holders Trend

Quarterly Value Trend

Quarterly Shares Trend

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.