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Ambarella Inc

AMBA
Exchange
Nasdaq
Industry
Semiconductors & Related Devices
SEC CIK
0001280263

In the last 90 days, Ambarella Inc insiders filed 0 open-market purchases and 8 sales; 341 institutions reported holding it in 13F filings for Q2 2026, worth $3.13B in total; no superinvestor holds it.

13F holders, Q1 2026

Institutional positions in Ambarella Inc as of Mar 31, 2026. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
307
−13 vs. Q4 2025
Shares held
36.5M
+4.94M (+15.6%) vs. Q4 2025
Total value
$1.88B
−$358.2M (−16.0%) vs. Q4 2025
New holders
62
114 more added
Sold out
75
85 more reduced

4 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2025: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting AMBA on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2026: 307 institutions
Q1 2021: 266 institutionsQ2 2021: 260 institutionsQ3 2021: 281 institutionsQ4 2021: 328 institutionsQ1 2022: 293 institutionsQ2 2022: 267 institutionsQ3 2022: 244 institutionsQ4 2022: 265 institutionsQ1 2023: 273 institutionsQ2 2023: 258 institutionsQ3 2023: 254 institutionsQ4 2023: 258 institutionsQ1 2024: 269 institutionsQ2 2024: 262 institutionsQ3 2024: 265 institutionsQ4 2024: 299 institutionsQ1 2025: 298 institutionsQ2 2025: 305 institutionsQ3 2025: 329 institutionsQ4 2025: 324 institutionsQ1 2026: 307 institutionsQ2 2026: 341 institutions
Value heldQ1 2026: $1.88B
Q1 2021: $2.78BQ2 2021: $2.92BQ3 2021: $4.44BQ4 2021: $5.72BQ1 2022: $3.01BQ2 2022: $1.92BQ3 2022: $1.70BQ4 2022: $2.58BQ1 2023: $2.35BQ2 2023: $2.58BQ3 2023: $1.64BQ4 2023: $2.02BQ1 2024: $1.69BQ2 2024: $1.83BQ3 2024: $1.86BQ4 2024: $2.46BQ1 2025: $1.77BQ2 2025: $2.32BQ3 2025: $2.93BQ4 2025: $2.62BQ1 2026: $1.88BQ2 2026: $3.13B
Institutions holding AMBA and their total value by quarter
QuarterHoldersValue
Q2 2026341$3.13B
Q1 2026307$1.88B
Q4 2025324$2.62B
Q3 2025329$2.93B
Q2 2025305$2.32B
Q1 2025298$1.77B
Q4 2024299$2.46B
Q3 2024265$1.86B
Q2 2024262$1.83B
Q1 2024269$1.69B
Q4 2023258$2.02B
Q3 2023254$1.64B
Q2 2023258$2.58B
Q1 2023273$2.35B
Q4 2022265$2.58B
Q3 2022244$1.70B
Q2 2022267$1.92B
Q1 2022293$3.01B
Q4 2021328$5.72B
Q3 2021281$4.44B
Q2 2021260$2.92B
Q1 2021266$2.78B

Institutions, Q1 2026

Shares, value and share of portfolio for each institution holding Ambarella Inc; share changes are against Q4 2025.

Institutions holding AMBA in Q1 2026
InstitutionSharesValue% of portfolioChange in sharesAction
Covestor Ltd2$00.00%00.0%Unchanged
Measured Wealth Private Client Group, LLC1$380.00%00.0%Unchanged
Assetmark, Inc1$510.00%−18−94.7%Reduced
Hughes Financial Services, LLC1$510.00%+1New
Northwestern Mutual Wealth Management Co2$1030.00%+2New
Abound Wealth Management2$1190.00%00.0%Unchanged
Keating Financial Advisory Services, Inc.5$2570.00%−1−16.7%Reduced
Caitong International Asset Management Co., Ltd6$3090.00%+6New
Trust Co7$3600.00%00.0%Unchanged
Tradewinds Capital Management, LLC10$5150.00%00.0%Unchanged
NBT Bank N A10$5150.00%−61−85.9%Reduced
Spire Wealth Management10$5150.00%00.0%Unchanged
Sunbelt Securities, Inc.10$5150.00%+10New
CVA Family Office, LLC11$5660.00%00.0%Unchanged
North Star Investment Management Corp.15$7720.00%00.0%Unchanged
Synergy Investment Management, LLC15$7720.00%+15New
Strategic Wealth Partners, Ltd.16$8240.00%+16New
PlanVest Financial, Inc20$1.03K0.00%+20New
Bare Financial Services, Inc21$1.08K0.00%+7+50.0%Added
Gill Capital Partners, LLC22$1.13K0.00%+22New
Beaird Harris Wealth Management, LLC22$1.13K0.00%00.0%Unchanged
Huntington National Bank25$1.29K0.00%00.0%Unchanged
Harbour Investments, Inc.25$1.29K0.00%00.0%Unchanged
Plante Moran Financial Advisors, LLC25$1.29K0.00%+25New
Bank of Jackson Hole Trust33$1.70K0.00%00.0%Unchanged
Golden State Equity Partners35$1.80K0.00%+35New
Avion Wealth44$2.00K0.00%+9+25.7%Added
SJS Investment Consulting Inc.39$2.01K0.00%+39New
Parkside Financial Bank & Trust40$2.06K0.00%00.0%Unchanged
Barrow Hanley Mewhinney & Strauss LLC47$2.42K0.00%+47New
Ancora Advisors, LLC49$2.52K0.00%00.0%Unchanged
Hilton Head Capital Partners, LLC50$2.57K0.00%00.0%Unchanged
GWM Advisors LLC60$3.09K0.00%+60New
Massmutual Trust Co FSB61$3.14K0.00%00.0%Unchanged
Chapman Financial Group, LLC65$3.35K0.00%00.0%Unchanged
Albion Financial Group75$3.86K0.00%00.0%Unchanged
Colonial Trust Co80$3.89K0.00%+29+56.9%Added
Caldwell Sutter Capital, Inc.100$5.15K0.00%00.0%Unchanged
Cedar Mountain Advisors, LLC100$5.15K0.00%00.0%Unchanged
Owl Creek Wealth Partners LLC100$5.15K0.00%+100New
Pinnacle Wealth Planning Services, Inc.103$5.30K0.00%00.0%Unchanged
Umb Bank N A110$5.66K0.00%−80−42.1%Reduced
Smartleaf Asset Management LLC120$5.84K0.00%00.0%Unchanged
True Wealth Design, LLC114$5.87K0.00%+97+570.6%Added
Greykasell Wealth Strategies, Inc.115$5.92K0.00%00.0%Unchanged
Truvestments Capital LLC135$6.96K0.00%−127−48.5%Reduced
Strive Financial Group ,LLC128$7.00K0.00%+128New
Basecamp Wealth Advisors LLC169$8.70K0.00%+73+76.0%Added
Parallel Advisors, LLC171$8.80K0.00%−1−0.6%Reduced
Steward Partners Investment Advisory, LLC175$9.01K0.00%−350−66.7%Reduced
Quadrant Capital Group LLC178$9.16K0.00%00.0%Unchanged
REAP Financial Group, LLC200$10.3K0.00%+200New
Pinney & Scofield, Inc.200$10.3K0.01%+200New
Versant Capital Management, Inc205$10.5K0.00%−166−44.7%Reduced
Root Financial Partners, LLC228$11.7K0.00%+228New
Global X Japan Co., Ltd.229$11.8K0.00%+59+34.7%Added
Larson Financial Group LLC249$12.8K0.00%+50+25.1%Added
Sterling Capital Management LLC268$13.8K0.00%+5+1.9%Added
JPL Wealth Management, LLC275$14.2K0.00%+275New
Ronald Blue Trust, Inc.278$14.3K0.00%00.0%Unchanged
Optiver Holding B.V.279$14.4K0.00%+279New
SRS Capital Advisors, Inc.294$15.1K0.00%−63−17.6%Reduced
Kemnay Advisory Services Inc.336$17.3K0.00%−666−66.5%Reduced
GAMMA Investing LLC356$18.3K0.00%+19+5.6%Added
AdvisorNet Financial, Inc370$19.0K0.00%+100+37.0%Added
Advisory Services Network, LLC401$20.6K0.00%+401New
IFP Advisors, Inc429$22.1K0.00%+231+116.7%Added
Federation des caisses Desjardins du Quebec463$23.8K0.00%+3+0.7%Added
Nisa Investment Advisors, LLC479$24.7K0.00%+81+20.4%Added
Essential Partners LLC481$24.8K0.01%+228+90.1%Added
Signaturefd, LLC541$27.8K0.00%+12+2.3%Added
The PNC Financial Services Group, Inc.545$28.1K0.00%−3,671−87.1%Reduced
SBI Securities Co., Ltd.570$29.3K0.00%−894−61.1%Reduced
Cassaday & Co Wealth Management LLC585$30.1K0.00%+585New
EverSource Wealth Advisors, LLC668$34.4K0.00%+252+60.6%Added
MAI Capital Management718$37.0K0.00%+696+3,163.6%Added
Nomura Asset Management Co Ltd750$38.6K0.00%00.0%Unchanged
Rothschild Investment LLC805$41.4K0.00%+160+24.8%Added
US Bancorp820$42.2K0.00%−1,245−60.3%Reduced
Eurizon Capital SGR S.p.A.874$42.5K0.00%+874New
Farther Finance Advisors, LLC882$45.1K0.00%−119−11.9%Reduced
Bayforest Capital Ltd976$50.2K0.06%+811+491.5%Added
Johnson Financial Group, Inc.1,018$52.4K0.00%00.0%Unchanged
DekaBank Deutsche Girozentrale1,266$64.0K0.00%00.0%Unchanged
Group One Trading, L.P.1,792$92.2K0.00%+1,792New
State of Alaska, Department of Revenue1,968$101.0K0.00%00.0%Unchanged
Advisors Asset Management, Inc.1,968$101.3K0.00%−19−1.0%Reduced
Allworth Financial LP1,978$101.8K0.00%+1,562+375.5%Added
Pension & Wealth Management Advisors, Inc.2,330$119.9K0.04%+2,330New
Ensign Peak Advisors, Inc2,640$135.9K0.00%00.0%Unchanged
Asset Management One Co.,Ltd.2,802$144.2K0.00%−431−13.3%Reduced
Tower Research Capital LLC (TRC)2,859$147.2K0.00%+604+26.8%Added
Simplex Trading, LLC3,243$166.9K0.01%−4,581−58.6%Reduced
Ameritas Investment Partners, Inc.3,404$175.2K0.01%00.0%Unchanged
Rockefeller Capital Management L.P.3,475$178.9K0.00%−688−16.5%Reduced
Archer Investment Corp3,574$184.0K0.04%+3,574New
State of Tennessee, Treasury Department3,624$186.5K0.00%00.0%Unchanged
Amundi3,887$200.1K0.00%−308−7.3%Reduced
NorthCrest Asset Manangement, LLC3,972$200.7K0.01%+420+11.8%Added
Sanctuary Advisors, LLC3,922$201.9K0.00%−685−14.9%Reduced