Security key
45032V108
- Security type / class
- Equity / Stock
- Total 13F shares
- 475,550
- Total 13F value
- $652,951
- Share change
- +3,461
- SEC-reported price per share
- $1.38
- Number of holders
- 13
- Value change
- -$231
- Number of buys
- 3
- Number of sells
- 3
Report period
Q4 2022
Institutions
13
Top holders
10
ISPC full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2026
iSpecimen Inc. SEC filings
iSpecimen Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 45032V108
Recent filing periods:
Ownership snapshot
Top reported holders of ISPC - ISPECIMEN INC COM NEW - 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
OBF Investments, LLC
Disclosed value leader
OBF Investments, LLC
Comparable rows
0/15
Latest evidence
31 Dec 2022
3/4/5
13F
Highest disclosed value: $606,226
15 rows are not safely comparable across share classes.
Showing 1-6 of 15 holder rows.
Quick read
OBF Investments, LLC has the largest disclosed position value at $606.2K.
0 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 OBF Investments, LLC's linked filing trail.
Disclosed position value
Top 5
OBF Investments, LLC
$606.2K
VANGUARD GROUP INC
$270K
Bleichroeder LP
$109K
GRIMES & Co WEALTH MANAGEMENT, LLC
$108K
BlackRock Finance, Inc.
$94K
Value bars compare disclosed positions; verify each figure against the linked filing evidence.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| OBF Investments, LLC |
3/4/5
10%+ Owner
|
—
denominator unverified
|
$606,226
841,981 shares
|
— | 21 Jun 2021 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$270,000
163,703 shares
|
— | 30 Sep 2022 |
| Bleichroeder LP |
13F
Company
|
—
denominator unverified
|
$109,000
65,834 shares
|
— | 30 Sep 2022 |
| GRIMES & Co WEALTH MANAGEMENT, LLC |
13F
Company
|
—
denominator unverified
|
$108,000
65,591 shares
|
— | 30 Sep 2022 |
| BlackRock Finance, Inc. |
13F
Company
|
—
denominator unverified
|
$94,000
56,699 shares
|
— | 30 Sep 2022 |
| Teton Advisors, Inc. |
13F
Company
|
—
denominator unverified
|
$66,000
40,000 shares
|
— | 30 Sep 2022 |
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 2022
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
13
Shares
475,550
Rows available
13
| 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 2022 vs Q1 2026 Across Filers
Q1 2026 holders
1
Q4 2022 holders
13
Holder diff
12
| Investor | Q1 2026 Shares | Q4 2022 Shares | Share Diff | Share Chg % | Q1 2026 value | Q4 2022 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend