TPST

Tempest Therapeutics Inc$1.27 2.31%
Health CareUSCUSIP 87978U207· EOD Jun 5, 2026◍ Confluence graph
Tracked 13F Holders
20
+1 QoQ
13F Value (tracked)
$1.3M
Insider Net · 180d
$500K
1↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)1 adding · 0 trimming
Insider net (180d)+$500K

Price & smart-money activity

$1.27 2.31%5Y -99.5%
$1.17$79.90$158.62$237.35$316.08202120222023202420252026322
Hover for who · click for detailEnd-of-day closing prices52w $1.27 – $11.83
Build

Use TPST data in an agent

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

Build

Ask your agent who owns TPST

This stock page is the Follow view. The Build view lets your agent query TPST owners, fund changes, insider filings, and source links through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/TPST"
Ask your agent
Use Arkolith to show who owns TPST,
which funds added or reduced it, and which
SEC filings prove each claim.

Top institutional holders

20 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1VANGUARD GROUP INC
$467K
163K
Held
Q4 2025
2VANGUARD CAPITAL MANAGEMENT LLC
$384K
234K
New
+234K sh
Q1 2026
3GEODE CAPITAL MANAGEMENT, LLC
$143K
87K
+97%
Added · +43K sh
Q1 2026
4VANGUARD FIDUCIARY TRUST CO
$113K
69K
New
+69K sh
Q1 2026
5BlackRock, Inc.
$64K
39K
Held
Q1 2026
6FMR LLC
$54K
33K
Held
Q1 2026
7NORTHERN TRUST CORP
$23K
14K
Held
Q1 2026
8DIMENSIONAL FUND ADVISORS LP
$19K
11K
Held
Q1 2026
9UBS Group AG
$7K
5K
−74%
Reduced · −13K sh
Q1 2026
10Tower Research Capital LLC (TRC)
$5K
3K
+111%
Added · +1K sh
Q1 2026
11MORGAN STANLEY
$3K
2K
Held
Q1 2026
12OSAIC HOLDINGS, INC.
$2K
2K
−5.2%
Reduced · −84 sh
Q1 2026
13Federation des caisses Desjardins du Quebec
$479
292
Held
Q1 2026
14JONES FINANCIAL COMPANIES LLLP
$413
239
Held
Q1 2026
15SBI Securities Co., Ltd.
$92
56
Held
Q1 2026
16Parallel Advisors, LLC
$30
18
Held
Q1 2026
17CITIGROUP INC
$13
8
New
+8 sh
Q1 2026
18JPMORGAN CHASE & CO
$8
5
New
+5 sh
Q1 2026
19BNP PARIBAS FINANCIAL MARKETS
$5
3
Held
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
0
funds
Added
1
funds
Reduced
0
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$500K
1 insiders
Sells · 180d
$0
0 insiders
Net
$500K
1 P/S txns
Signal
Net Buying
open-market
DateInsiderRoleActionSharesValue
Jun 4, 2026Yee John D.DirectorGrant (A)25K$0
Jun 4, 2026Richey William DrakeDirectorGrant (A)25K$0
Mar 24, 2026Angel MatthewCEO and President, Director, 10% OwnerBuy (P)231K$500K
Feb 4, 2026Angel MatthewCEO and President, Director, 10% OwnerGrant (A)270K$0
Jan 27, 2026Simantov RonitDirectorGrant (A)1K$0
Jan 27, 2026NICHOL GEOFFREYDirectorGrant (A)1K$0
Jan 27, 2026RAAB MICHAELDirectorGrant (A)1K$0
Jan 27, 2026Pellizzari Christine ADirectorGrant (A)1K$0
Jan 2, 2025Maestas NicholasChief Financial OfficerGrant (A)200K$0
Jan 2, 2025Whiting SamuelChief Medical OfficerGrant (A)270K$0
Jan 2, 2025Brady Stephen RPresident and CEO, DirectorGrant (A)550K$0
Jan 2, 2025Trojanowski JustinCorporate ControllerGrant (A)30K$0

Institutional ownership over time

19 funds+18 since Q1 2025
01019Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026
funds holding aggregate valuelatest $819K

Funds that own TPST also own

CompanyCo-held byCombined value
ROYAL BANK OF CANADARY3 funds$2.2B
NVIDIA CORPNVDA3 funds$1.1B
MICROSOFT CORPMSFT3 funds$729.4M
APPLE INCAAPL3 funds$699.3M
AMAZON.COM INCAMZN3 funds$592.1M
ALPHABET INC-CL AGOOGL3 funds$585.0M
SUNCOR ENERGY INCSU3 funds$564.8M
BANK OF MONTREALBMO3 funds$537.6M
TC ENERGY CORPTRP3 funds$497.6M
ENBRIDGE INCENB3 funds$451.1M
VANGUARD S&P 500 ETFVOO3 funds$387.6M
ALPHABET INC-CL CGOOG3 funds$353.8M

Ranked by how many of TPST's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for TPST. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.