Security key
743713109
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 21,734,265
- Total 13F value
- $1,087,223,760
- Share change
- +91,053
- Put/Call ratio
- 22%
- SEC-reported price per share
- $50.03
- Number of holders
- 211
- Value change
- +$7,578,886
- Number of buys
- 97
- Number of sells
- 97
- Shares outstanding
- 23,784,333
Holder snapshot
7 facts
Show 1 more fact
Security identity
1 fact
Report period
Q3 2025
Institutions
211
Top holders
10
PRLB full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q4 2025
Previous quarter: Q2 2025
Proto Labs Inc SEC filings
Proto Labs Inc company facts
Broader feeds
Reporting periods
Holder history for CUSIP 743713109
Recent filing periods:
Ownership snapshot
Top reported holders of PRLB - Proto Labs Inc - 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.
Largest current holder
BlackRock, Inc.
13D/G signal
BlackRock, Inc.
Evidence rows
15
Latest as of
30 Jun 2025
13F
13D/G
3/4/5
Lead comparable stake: 15%
13D/G row: BlackRock, Inc.
Showing 1-6 of 15 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 15%.
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
BlackRock, Inc.
15%
DIMENSIONAL FUND ADVISORS LP
5.3%
Stacy Greiner
0.08%
VANGUARD GROUP INC
12%
DISCIPLINED GROWTH INVESTORS INC /MN
11%
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 |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13F
13D/G
Company
|
15%
from 13D/G
|
$146,247,385
3,652,532 shares
|
— | 30 Jun 2025 |
| DIMENSIONAL FUND ADVISORS LP |
13F
13D/G
Company
|
5.3%
from 13D/G
|
$52,691,271
1,315,928 shares
|
— | 30 Jun 2025 |
| Stacy Greiner |
3/4/5
Director
|
0.08%
|
$695,201
19,644 shares
|
— | 23 May 2025 |
| VANGUARD GROUP INC |
13F
Company
|
12%
|
$111,025,594
2,772,867 shares
|
— | 30 Jun 2025 |
| DISCIPLINED GROWTH INVESTORS INC /MN |
13F
Company
|
11%
|
$108,989,320
2,722,011 shares
|
— | 30 Jun 2025 |
| STATE STREET CORP |
13F
Company
|
5%
|
$47,505,178
1,186,443 shares
|
— | 30 Jun 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 Q3 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
211
Shares
21,734,265
Rows available
211
| 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 failed the local validity check.
Compare Q3 2025 vs Q2 2025 Across Filers
Q2 2025 holders
199
Q3 2025 holders
211
Holder diff
12
| Investor | Q2 2025 Shares | Q3 2025 Shares | Share Diff | Share Chg % | Q2 2025 value | Q3 2025 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend