Security key
87978U207
Tempest Therapeutics, Inc. - Common Stock, par value $0.001 per share (TPST)
CUSIP: 87978U207
Q1 2026 13F Holders as of 31 Mar 2026
- Security type / class
- Equity / Common Stock, par value $0.001 per share
- Total 13F shares
- 517,131
- Total 13F value
- $848,109
- Share change
- -139,957
- SEC-reported price per share
- $1.64
- Number of holders
- 20
- Value change
- -$242,423
- Number of buys
- 4
- Number of sells
- 5
- Shares outstanding
- 13,473,733
Holder snapshot
6 signals
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2026
Institutions
20
Top holders
10
TPST full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q2 2026
Tempest Therapeutics, Inc. SEC filings
Tempest Therapeutics, Inc. company facts
Broader feeds
Reporting periods
Holder history for CUSIP 87978U207
Recent filing periods:
Ownership snapshot
Top reported holders of TPST - Tempest Therapeutics, 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
Matthew Angel
Disclosed value leader
Matthew Angel
Comparable rows
15/15
Latest evidence
24 Mar 2026
3/4/5
13D/G
13F
Lead comparable stake: 37%
13D/G row: Matthew Angel
Showing 1-6 of 15 holder rows.
Quick read
Matthew Angel leads the comparable SEC ownership view at 37%.
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.
Open SEC evidence
Opens Matthew Angel's linked filing trail.
Comparable ownership
Top 5
Matthew Angel
37%
SABBY MANAGEMENT, LLC
9.9%
Versant Venture Capital VI, L.P.
1.1%
Versant Venture Management, LLC
1.8%
VANGUARD GROUP INC
1.2%
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 |
|---|---|---|---|---|---|
| Matthew Angel |
3/4/5
13D/G
CEO and President, Director, 10%+ Owner
|
37%
from 13D/G
|
$38,112,971
14,069,632 shares
mixed-class rows
|
+$1,000,002 | 24 Mar 2026 |
| SABBY MANAGEMENT, LLC |
13D/G
13F
Company
|
9.9%
|
$1,397,913
492,223 shares
|
$0 | 31 Dec 2025 |
| Versant Venture Capital VI, L.P. |
3/4/5
13D/G
10%+ Owner · Versant Vantage II, L.P.
|
1.1%
from 13D/G
|
$2,562,608
2,328,585 shares
|
— | 08 Aug 2024 |
| Versant Venture Management, LLC |
13F
Company
|
1.8%
|
$774,246
269,772 shares
|
— | 31 Dec 2025 |
| VANGUARD GROUP INC |
13F
Company
|
1.2%
|
$466,547
162,560 shares
|
— | 31 Dec 2025 |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
Company
|
0.33%
|
$126,604
44,112 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
20
Shares
517,131
Rows available
20
| 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 Q1 2026 Across Filers
Q1 2026 holders
20
Q1 2026 holders
20
Holder diff
0
| Investor | Q1 2026 Shares | Q1 2026 Shares | Share Diff | Share Chg % | Q1 2026 value | Q1 2026 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend