Insider & Political Trading

Official filings, normalized for faster research

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Desk brief

AI Sep 18

The Sept. 18 tape was overwhelmingly corporate-insider selling: about $2.0B disclosed sold versus $302.4M bought, with 17 congressional and 1,498 corporate-insider filings.

Multiple insider-selling clusters — Cluster selling was detected in RVMD, where 7 insiders sold about $28.7M, and ADBE, where 4 insiders sold about $32.2M. BE also had 4 insiders selling about $3.1M, while GTLB and UBER each had 5 sellers. RVMD ADBE BE GTLB UBER

Shen Ching Hang added to CV — Shen Ching Hang bought about $5.0M of CV and was also flagged as a 10% owner adding. It was the session's clearest large insider-buy signal. CV Shen Ching Hang

GAM drew three insider buyers — GAM showed cluster buying: 3 insiders bought about $284.9K combined. Priest Jeffrey W bought about $93.8K, accounting for one of the detected executive-buy signals. GAM Priest Jeffrey W

Sell-heavy session — The session recorded 1,515 filings across 375 tickers, but only 174 were buys versus 1,341 sells. Corporate insiders dominated the tape, while congressional filings totaled 17.

The key filing watchpoints were the $5.0M CV purchase and the repeated selling clusters in RVMD, ADBE, BE, GTLB, and UBER. Over the past 14 days, Ra Capital Management, L.p. reported the largest purchase, about $200.0M of TYRA.

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

Filings · Sep 18

1011

Latest about 24 hours ago

Disclosed buying · 14d

$1.21B

1113 purchases across 1413 tickers

Disclosed selling · 14d

$7.3B

6187 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 FLY

4 insiders sold $2.5M 1 day ago

Cluster selling TEM

5 insiders sold $17.12M 1 day ago

Cluster buying RWT

4 insiders bought $1.31M 1 day ago

Executive buy RWT

3 executives bought $1.12M 1 day ago

Cluster selling DUOL

3 insiders sold $6.91M 1 day ago

Cluster selling CORT

6 insiders sold $11.65M 1 day ago

Cluster selling BBNX

5 insiders sold $2.86M 1 day ago

Cluster selling BE

4 insiders sold $3.14M 1 day ago

Cluster selling ADBE

4 insiders sold $32.21M 1 day ago

$1M+ insider buy CV

Shen Ching Hang bought $5M 1 day ago

10% owner adding CV

Shen Ching Hang added $5M 1 day ago

Cluster selling RVMD

8 insiders sold $43.63M 1 day ago

Disclosure sentiment

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

Accumulation

RCG 56 buys · 0 sells +100

AMR 26 buys · 0 sells +100

AAT 18 buys · 0 sells +100

DLHC 47 buys · 0 sells +100

SUJA 22 buys · 0 sells +100

BGDE 29 buys · 0 sells +100

Distribution

DELL 0 buys · 1005 sells -100

UTHR 0 buys · 533 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.

70,793 filings

Official insider and political disclosure transactions
Filed	Transaction	Issuer / asset	Reporting person	Qty / price	Value	Source
Sep 18, 2026 1-day lag	Exercise Sep 18, 2026	DFTX Definium Therapeutics, Inc. Stock Option (Right to Buy) on Common Shares	Vallone Carol A Insider Director	1,086 shares @ $0 Direct ownership	$0	SEC Form 4
Same filing as the row above	Exercise Sep 18, 2026 Common Shares			1,086 shares @ $35.52 Direct ownership	$38.57K
Sep 18, 2026 1-day lag	Exercise Sep 18, 2026	DFTX Definium Therapeutics, Inc. Common Shares	Krebs Andreas Insider Director	1,629 shares @ $35.52 Direct ownership	$57.86K	SEC Form 4
Same filing as the row above	Exercise Sep 18, 2026 Stock Option (Right to Buy) on Common Shares			1,629 shares @ $0 Direct ownership	$0
Sep 18, 2026 1-day lag	Exercise Sep 18, 2026	CRMD Cormedix Inc. Common Stock	Dillione Janet Insider Director	48,909 shares Direct ownership	Not reported	SEC Form 4
Same filing as the row above	Exercise Sep 18, 2026 Phantom Stock on Common Stock			48,909 shares Direct ownership	Not reported
Sep 18, 2026 3-day lag	Gift Sep 16, 2026	NTRA Natera, Inc. Common Stock	Moshkevich Solomon Insider President, Clinicaldiagnostics	945 shares @ $0 Direct ownership	$0	SEC Form 4
Sep 18, 2026 8-day lag	Buy Sep 11, 2026	FLD Fold Holdings, Inc. Common Stock	Young Bracebridge H Jr Insider Director	10,000 shares @ $0.56 Indirect ownership	$5.62K	SEC Form 4
Same filing as the row above	Buy Sep 11, 2026			10,000 shares @ $0.54 Indirect ownership	$5.43K
Sep 18, 2026 3-day lag	Disposition Sep 16, 2026	FLY Firefly Aerospace Inc. Common Stock	Ferring Russell Shea Insider Chief Technology Officer	16,700 shares @ $20.28 Direct ownership	$338.68K	SEC Form 4
Sep 18, 2026 4-day lag	Sale Sep 15, 2026	NTHI Neonc Technologies Holdings, Inc. Common Stock	Garnett Keithly Insider CFO	5,000 shares @ $3.36 Direct ownership	$16.81K	SEC Form 4
Sep 18, 2026 3-day lag	Award Sep 16, 2026	DBHL Deep Isolation Nuclear, Inc. Common Stock	Steele Christa Insider Director	70,000 shares @ $0 Direct ownership	$0	SEC Form 4
Sep 18, 2026 3-day lag	Award Sep 16, 2026	DBHL Deep Isolation Nuclear, Inc. Common Stock	Hunter Ralph L. Jr Insider Director	70,000 shares @ $0 Direct ownership	$0	SEC Form 4
Sep 18, 2026 3-day lag	Award Sep 16, 2026	DBHL Deep Isolation Nuclear, Inc. Common Stock	Hornbaker Renee J Insider Director	70,000 shares @ $0 Direct ownership	$0	SEC Form 4
Sep 18, 2026 3-day lag	Award Sep 16, 2026	DBHL Deep Isolation Nuclear, Inc. Common Stock	Goldman Tepper Leslie Insider Director	70,000 shares @ $0 Direct ownership	$0	SEC Form 4
Sep 18, 2026 3-day lag	Award Sep 16, 2026	DBHL Deep Isolation Nuclear, Inc. Common Stock	Angell Jonathon Insider Director	70,000 shares @ $0 Direct ownership	$0	SEC Form 4
Sep 18, 2026 2-day lag	Sale Sep 17, 2026	TEM Tempus Ai, Inc. Class A Common Stock	Lefkofsky Eric P Insider CEO And Chairman	645 shares @ $81.09 Indirect ownership	$52.3K	SEC Form 4
Same filing as the row above	Sale Sep 17, 2026			6,855 shares @ $80.52 Indirect ownership	$551.96K
Same filing as the row above	Sale Sep 17, 2026			4,942 shares @ $81.09 Indirect ownership	$400.75K
Same filing as the row above	Sale Sep 17, 2026			123,391 shares @ $80.52 Indirect ownership	$9.94M
Same filing as the row above	Sale Sep 17, 2026			52,558 shares @ $80.52 Indirect ownership	$4.23M
Same filing as the row above	Sale Sep 17, 2026			11,609 shares @ $81.09 Indirect ownership	$941.37K
Sep 18, 2026 2-day lag	Sale Sep 17, 2026	TEM Tempus Ai, Inc. Class A Common Stock	Bartolucci Ryan M Insider Chief Accounting Officer	7,062 shares @ $75 Direct ownership	$529.65K	SEC Form 4
Sep 18, 2026 2-day lag	Sale Sep 17, 2026	TEM Tempus Ai, Inc. Class A Common Stock	Polovin Andrew Insider EVP, Chief Legal Officer	2,951 shares @ $75 Direct ownership	$221.32K	SEC Form 4
Sep 18, 2026 3-day lag	Sale Sep 16, 2026	TEM Tempus Ai, Inc. Class A Common Stock	Fukushima Ryan Insider CEO, Data	700 shares @ $70 Indirect ownership	$49K	SEC Form 4