Security key
00091G104
ACV Auctions Inc. - Common Stock, par value $0.001 per share (ACVA)
CUSIP: 00091G104
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 163,002,598
- Total 13F value
- $691,377,595
- Share change
- -1,229,939
- Put/Call ratio
- 152%
- SEC-reported price per share
- $4.24
- Number of holders
- 261
- Value change
- -$81,489,694
- Number of buys
- 148
- Number of sells
- 125
- Shares outstanding
- 173,991,000
Holder snapshot
7 signals
Show 1 more signal
Security identity
1 source field
Report period
Q1 2026
Institutions
261
Top holders
10
ACVA full security history
Ownership snapshot
Full 13F holder table
Previous quarter: Q4 2025
ACV Auctions Inc. SEC filings
ACV Auctions Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 00091G104
Recent filing periods:
Ownership snapshot
Top reported holders of ACVA - ACV Auctions Inc. - Common Stock, par value $0.001 per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
Atreides Management, LP
Disclosed value leader
VANGUARD GROUP INC
Comparable rows
15/15
Latest evidence
31 Dec 2025
13F
13D/G
Lead comparable stake: 5.6%
13D/G row: Atreides Management, LP
Showing 1-6 of 15 holder rows.
Quick read
Atreides Management, LP leads the comparable SEC ownership view at 5.6%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Comparable ownership
Top 5
Atreides Management, LP
5.6%
WILLIAM BLAIR INVESTMENT MANAGEME...
4.1%
MASSACHUSETTS FINANCIAL SERVICES ...
3.9%
FMR LLC
2.7%
VANGUARD GROUP INC
8.9%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| Atreides Management, LP |
13F
13D/G
Company · Gavin Baker
|
5.6%
from 13D/G
|
$99,542,636
12,411,800 shares
|
— | 31 Dec 2025 |
| WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC |
13F
13D/G
Company
|
4.1%
from 13D/G
|
$87,351,322
10,891,686 shares
|
— | 31 Dec 2025 |
| MASSACHUSETTS FINANCIAL SERVICES CO /MA/ |
13D/G
13F
Massachusetts Financial Services Company · Company
|
3.9%
|
$65,841,416
6,643,937 shares
|
$0 | 30 Sep 2025 |
| FMR LLC |
13D/G
13F
Company
|
2.7%
|
$45,306,471
4,571,793 shares
|
-$39,446,269 | 30 Sep 2025 |
| VANGUARD GROUP INC |
13F
Company
|
8.9%
|
$124,446,612
15,517,034 shares
|
— | 31 Dec 2025 |
| BlackRock, Inc. |
13F
Company
|
7.5%
|
$104,549,201
13,036,060 shares
|
— | 31 Dec 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2026
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
261
Shares
163,002,598
Rows available
261
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2026 vs Q4 2025 Across Filers
Q4 2025 holders
259
Q1 2026 holders
261
Holder diff
2
| Investor | Q4 2025 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q4 2025 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend