Insider & Political Trading

Official filings, normalized for faster research

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Desk brief

AI Sep 17

Corporate insiders dominated a heavily sell-skewed session, while seven-day cluster selling stood out across several stocks.

Selling dominated the session — The session logged 1,897 filings: 247 buys worth about $380.4M versus 1,650 sells worth about $2.6B. Corporate insiders accounted for 1,880 filings across 471 tickers, compared with 17 congressional filings.

Multiple stocks saw insider clusters — Cluster selling was detected in ZS, where 6 insiders sold about $4.9M, and CRWV, where 4 insiders sold about $72.9M. Other multi-insider selling appeared in IOT, EBAY, TALO, AI, AMAL and NTNX. ZS CRWV IOT EBAY TALO AI AMAL NTNX

XBP drew concentrated buying — XBP was the notable cluster-buying name: 5 insiders bought about $2.4M. Jonovic Andrej was also flagged for an executive purchase of about $89.1K in XBP. XBP Jonovic Andrej

TYRA purchase led buying scale — Over the past 14 days, Ra Capital Management, L.p. made the largest reported purchase, buying about $200.0M of TYRA. RSG led the bought-value list at about $572.7M across 2 filers, while APGE led sold value at about $1.1B across 9 filers. TYRA RSG APGE L.p. Ra Capital Management

The tape to monitor was the contrast between concentrated XBP buying and the broader cluster selling in ZS, CRWV, EBAY, TALO and AMAL. The 14-day totals remained heavily sell-skewed, with about $8.3B sold versus $1.5B bought.

AI-generated from the filings on this page — not financial advice.

Filings · Sep 17

1923

Latest 1 day ago

Disclosed buying · 14d

$1.46B

1143 purchases across 1487 tickers

Disclosed selling · 14d

$8.28B

6840 sales and dispositions

Tape lean · 14d

Heavy selling

Largest buy: TYRA $199.99M

Disclosure flow

Value filed per session · last 60 days

Where the money went

By disclosed value · 14 days · click a bar for the filings

Most bought

Most sold

Signals

Fixed rules over the last 21 days — see each card for why it fired

Cluster selling TVTX

8 insiders sold $66.34M 1 day ago

Cluster selling NTRA

5 insiders sold $62.97M 1 day ago

Cluster buying TENX

4 insiders bought $3.12M 1 day ago

Cluster selling RBRK

3 insiders sold $7.05M 1 day ago

Cluster selling PAYS

4 insiders sold $3.73M 1 day ago

Cluster selling PL

3 insiders sold $6.26M 1 day ago

Cluster selling ORCL

6 insiders sold $14.48M 1 day ago

Cluster selling NTNX

4 insiders sold $28.75M 1 day ago

Cluster selling CRWD

4 insiders sold $75.54M 1 day ago

Cluster selling ZS

6 insiders sold $4.93M 1 day ago

Cluster selling CRWV

4 insiders sold $110.93M 1 day ago

Cluster selling IOT

4 insiders sold $4.92M 1 day ago

Disclosure sentiment

Who is buying against who is selling · 90 days · −100 to +100

Accumulation

AMR 26 buys · 0 sells +100

AAT 18 buys · 0 sells +100

RCG 55 buys · 0 sells +100

SUJA 22 buys · 0 sells +100

DLHC 45 buys · 0 sells +100

UUU 32 buys · 0 sells +100

Distribution

DELL 0 buys · 936 sells -100

UTHR 0 buys · 517 sells -100

CRWV 0 buys · 795 sells -100

SE 0 buys · 516 sells -100

STX 0 buys · 309 sells -100

CHYM 0 buys · 317 sells -100

Bullish and bearish sectors

Net disclosed value · 30 days

Buying extends right, selling left. A company in more than one industry counts in each.

4,994 filings

Official insider and political disclosure transactions
Filed	Transaction	Issuer / asset	Reporting person	Qty / price	Value	Source
Sep 17, 2026 2-day lag	Sale Sep 15, 2026	AI C3.ai, Inc. Class A Common Stock	Siebel Thomas M Insider CEO And Chairman Of The Board	282,001 shares @ $10.9 Direct ownership	$3.07M	SEC Form 4
Sep 17, 2026 1-day lag	Buy Sep 16, 2026	DLPN Dolphin Entertainment, Inc. Common Stock	O'dowd William Iv Insider Chief Executive Officer	4,452 shares @ $1.54 Direct ownership	$6.86K	SEC Form 4
Sep 17, 2026 Same-day filing	Exercise Sep 17, 2026	CAI Caris Life Sciences, Inc. Stock Option on Common Stock	Brille Brian J Insider See Remarks	400,000 shares @ $0 Direct ownership	$0	SEC Form 4
Same filing as the row above	Exercise Sep 17, 2026 Common Stock			400,000 shares @ $2.44 Direct ownership	$976K
Same filing as the row above	Sale Sep 17, 2026			400,000 shares @ $30.33 Direct ownership	$12.13M
Sep 17, 2026 2-day lag	Exercise Sep 15, 2026	ACEL Accel Entertainment, Inc. Class A-1 Common Stock	Kozlik Christen Insider Chief Accounting Officer	1,875 shares @ $0 Direct ownership	$0	SEC Form 4
Same filing as the row above	Sale Sep 15, 2026			550 shares @ $11.55 Direct ownership	$6.35K
Same filing as the row above	Exercise Sep 15, 2026 Restricted Stock Units (RSU) on Class A-1 Common Stock			1,875 shares @ $11.55 Direct ownership	$21.66K
Sep 17, 2026 Same-day filing	Gift Sep 17, 2026	ACEL Accel Entertainment, Inc. Class A-1 Common Stock	Rubenstein Andrew H. Insider Director / Ten Percent Owner / Other	1,000 shares @ $0 Direct ownership	$0	SEC Form 4
Same filing as the row above	Gift Sep 15, 2026			230 shares @ $0 Direct ownership	$0
Sep 17, 2026 1-day lag	Buy Sep 16, 2026	INBX Inhibrx Biosciences, Inc. Common Stock	Kayyem Jon Faiz Insider Director	5,000 shares @ $100 Indirect ownership	$500K	SEC Form 4
Sep 17, 2026 2-day lag	Sale Sep 15, 2026	DELL Dell Technologies Inc. Class C Common Stock	Silver Lake Partners V De (aiv), ... Insider Director / Ten Percent Owner	864 shares @ $563.66 Indirect ownership	$487K	SEC Form 4
Same filing as the row above	Sale Sep 15, 2026			1,302 shares @ $545.74 Indirect ownership	$710.55K
Same filing as the row above	Sale Sep 15, 2026			548 shares @ $548.1 Indirect ownership	$300.36K
Same filing as the row above	Sale Sep 15, 2026			1,830 shares @ $553.54 Indirect ownership	$1.01M
Same filing as the row above	Exercise Sep 15, 2026			38,740 shares Indirect ownership	Not reported
Same filing as the row above	Sale Sep 15, 2026			689 shares @ $561.36 Indirect ownership	$386.78K
Same filing as the row above	Sale Sep 15, 2026			340 shares @ $551.58 Indirect ownership	$187.54K
Same filing as the row above	Sale Sep 15, 2026			3,638 shares @ $556.39 Indirect ownership	$2.02M
Same filing as the row above	Sale Sep 15, 2026			2,453 shares @ $557.38 Indirect ownership	$1.37M
Same filing as the row above	Exercise Sep 15, 2026 Class B Common Stock on Class C Common Stock			38,740 shares @ $0 Indirect ownership	$0
Same filing as the row above	Sale Sep 15, 2026 Class C Common Stock			391 shares @ $548.58 Indirect ownership	$214.49K
Same filing as the row above	Sale Sep 15, 2026			401 shares @ $564.46 Indirect ownership	$226.35K
Same filing as the row above	Sale Sep 15, 2026			261 shares @ $558.3 Indirect ownership	$145.72K
Same filing as the row above	Sale Sep 15, 2026			4,073 shares @ $555.46 Indirect ownership	$2.26M