Security key
49845K101
- Security type / class
- Equity / Series A Common Stock
- Total 13F shares
- 114,019,355
- Total 13F value
- $4,702,454,232
- Share change
- +142,208
- Put/Call ratio
- 48%
- SEC-reported price per share
- $41.24
- Number of holders
- 183
- Value change
- +$12,413,940
- Number of buys
- 108
- Number of sells
- 72
- Shares outstanding
- 160,369,885
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2024
Institutions
183
Top holders
10
KVYO full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q3 2026
Klaviyo, Inc. SEC filings
Klaviyo, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 49845K101
Recent filing periods:
Ownership snapshot
Top reported holders of KVYO - Klaviyo, Inc. - Series A Common Stock (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
Capital Research Global I...
Disclosed value leader
SUMMIT PARTNERS L P
Comparable rows
2/15
Latest evidence
30 Sep 2024
13F
13D/G
3/4/5
Lead comparable stake: 3.8%
13 rows are not safely comparable across share classes.
13D/G row: Capital Research Global Investors
Showing 1-6 of 15 holder rows.
Quick read
Capital Research Global Investors leads the comparable SEC ownership view at 3.8%.
2 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.
Open SEC evidence
Opens Capital Research Global Investors's linked filing trail.
Comparable ownership
Top 2
Capital Research Global Investors
3.8%
Clearbridge Investments, LLC
3%
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 |
|---|---|---|---|---|---|
| Capital Research Global Investors |
13F
13D/G
Company
|
3.8%
Reported 13D/G
· 31 Dec 2024
|
$186,350,918
5,267,126 shares
|
— | 30 Sep 2024 |
| Clearbridge Investments, LLC |
13F
13D/G
Company
|
3%
Reported 13D/G
· 30 Sep 2024
|
$76,023,435
2,148,769 shares
|
— | 30 Sep 2024 |
| Astral Capital ABEH, LLC |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$147,212,115
5,129,342 shares
|
— | 13 Feb 2024 |
| Accomplice Fund I, L.P. |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$766,864
26,720 shares
|
— | 23 Oct 2023 |
| SUMMIT PARTNERS L P |
13F
Company
|
—
denominator unverified
|
$1,642,614,786
46,427,778 shares
|
— | 30 Sep 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$250,321,532
7,075,227 shares
|
— | 30 Sep 2024 |
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 Q4 2024
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
183
Shares
114,019,355
Rows available
183
| 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 Q4 2024 vs Q3 2024 Across Filers
Q3 2024 holders
155
Q4 2024 holders
183
Holder diff
28
| Investor | Q3 2024 Shares | Q4 2024 Shares | Share Diff | Share Chg % | Q3 2024 value | Q4 2024 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend