Security key
74467Q103
PubMatic, Inc. - Class A Common Stock, par value $0.0001 per share (PUBM)
CUSIP: 74467Q103
Q3 2025 13F Holders as of 30 Sep 2025
- Security type / class
- Equity / Class A Common Stock, par value $0.0001 per share
- Total 13F shares
- 27,616,926
- Total 13F value
- $228,672,580
- Share change
- +1,748,486
- Put/Call ratio
- 54%
- SEC-reported price per share
- $8.28
- Number of holders
- 149
- Value change
- +$10,672,256
- Number of buys
- 75
- Number of sells
- 73
- Shares outstanding
- 38,189,933
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
Q3 2025
Institutions
149
Top holders
10
PUBM full security history
Ownership snapshot
Full 13F holder table
PubMatic, Inc. SEC filings
PubMatic, Inc. company facts
Broader feeds
Ownership snapshot
Top reported holders of PUBM - PubMatic, Inc. - Class A Common Stock, par value $0.0001 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
VANGUARD GROUP INC
Disclosed value leader
BlackRock, Inc.
Comparable rows
1/15
Latest evidence
30 Jun 2025
13F
13D/G
3/4/5
Lead comparable stake: 6.5%
14 rows are not safely comparable across share classes.
13D/G row: VANGUARD GROUP INC
Showing 1-6 of 15 holder rows.
Quick read
VANGUARD GROUP INC leads the comparable SEC ownership view at 6.5%.
1 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 VANGUARD GROUP INC's linked filing trail.
Comparable ownership
Top 1
VANGUARD GROUP INC
6.5%
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 |
|---|---|---|---|---|---|
| VANGUARD GROUP INC |
13F
13D/G
Company · The Vanguard Group
|
6.5%
Reported 13D/G
· 30 Jun 2025
|
$32,483,067
2,611,179 shares
|
— | 30 Jun 2025 |
| NEXUS INDIA CAPITAL I L P |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$39,980,034
2,624,843 shares
|
— | 12 Nov 2021 |
| Helion Venture Partners LLC |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$36,664,737
2,407,181 shares
|
— | 29 Nov 2021 |
| August Capital Management V, L.L.C. |
3/4/5
10%+ Owner
|
—
mixed-class rows
|
$32,569,910
2,136,638 shares
mixed-class rows
|
— | 15 Nov 2021 |
| DRAPER ASSOCIATES L P |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$10,973,724
717,828 shares
|
— | 28 May 2021 |
| CNH Capital Co Ltd |
3/4/5
10%+ Owner
|
—
mixed-class rows
|
$2,354,090
93,000 shares
mixed-class rows
|
— | 19 Mar 2021 |
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 Q3 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
149
Shares
27,616,926
Rows available
149
| 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 Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
148
Q3 2025 holders
149
Holder diff
1
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 value | Q3 2025 value | Value change | Value Chg % |
|---|