Insider & Political Trading

Official filings, normalized for faster research

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Desk brief

AI Sep 18

The tape was heavily skewed to sales, with $2.0B sold versus roughly $302.4M bought across 1,515 filings.

Shen Ching Hang bought CV — Shen Ching Hang bought roughly $5.0M of CV, triggering both the $1M-plus insider-buy and 10% owner-adding signals. CV Shen Ching Hang

Insider selling clusters dominated — Seven RVMD insiders sold roughly $28.7M across seven filers, the largest detected selling cluster. Other notable clusters included four insiders selling about $32.2M of ADBE and four selling roughly $3.1M of BE. RVMD ADBE BE

Insiders clustered into GAM — Three GAM insiders bought roughly $284.9K; Priest Jeffrey W bought about $93.8K, triggering both the cluster-buying and executive-buy signals. GAM Priest Jeffrey W

Recent leaders stayed concentrated — The 14-day leaders were RSG at roughly $453.6M bought across two filers and DELL at about $782.7M sold across nine filers. Ra Capital Management, L.p. reported the largest purchase, roughly $200.0M of TYRA. RSG DELL TYRA L.p. Ra Capital Management

The detected tape was broader on the sell side, with additional clusters in CORT, GTLB and UBER. The session included 17 congressional filings and 1,498 corporate-insider filings, but the disclosed details were dominated by corporate activity.

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

Filings · Sep 18

1011

Latest 2 days 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 2 days ago

Cluster selling TEM

5 insiders sold $17.12M 2 days ago

Cluster buying RWT

4 insiders bought $1.31M 2 days ago

Executive buy RWT

3 executives bought $1.12M 2 days ago

Cluster selling DUOL

3 insiders sold $6.91M 2 days ago

Cluster selling CORT

6 insiders sold $11.65M 2 days ago

Cluster selling BBNX

5 insiders sold $2.86M 2 days ago

Cluster selling BE

4 insiders sold $3.14M 2 days ago

Cluster selling ADBE

4 insiders sold $32.21M 2 days ago

$1M+ insider buy CV

Shen Ching Hang bought $5M 2 days ago

10% owner adding CV

Shen Ching Hang added $5M 2 days ago

Cluster selling RVMD

8 insiders sold $43.63M 2 days 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.

70,010 filings

Official insider and political disclosure transactions
Filed	Transaction	Issuer / asset	Reporting person	Qty / price	Value	Source
Sep 16, 2026 2-day lag	Sale Sep 15, 2026	NTRA Natera, Inc. Common Stock	Rabinowitz Matthew Insider Executive Chairman	800 shares @ $351.25 Direct ownership	$281K	SEC Form 4
Same filing as the row above	Sale Sep 15, 2026			2,549 shares @ $340.25 Direct ownership	$867.29K
Same filing as the row above	Sale Sep 15, 2026			8,094 shares @ $348.65 Direct ownership	$2.82M
Same filing as the row above	Sale Sep 15, 2026			2,700 shares @ $347.81 Direct ownership	$939.09K
Same filing as the row above	Sale Sep 15, 2026			1,122 shares @ $346.68 Direct ownership	$388.97K
Same filing as the row above	Sale Sep 15, 2026			1,956 shares @ $342.18 Direct ownership	$669.3K
Same filing as the row above	Sale Sep 15, 2026			2,240 shares @ $343.56 Direct ownership	$769.58K
Same filing as the row above	Sale Sep 15, 2026			2,700 shares @ $345.38 Direct ownership	$932.53K
Same filing as the row above	Sale Sep 15, 2026			1,813 shares @ $341.41 Direct ownership	$618.97K
Same filing as the row above	Sale Sep 15, 2026			5,839 shares @ $344.49 Direct ownership	$2.01M
Same filing as the row above	Sale Sep 15, 2026			4,206 shares @ $349.51 Direct ownership	$1.47M
Same filing as the row above	Sale Sep 15, 2026			1,481 shares @ $339.24 Direct ownership	$502.41K
Same filing as the row above	Sale Sep 15, 2026			14,500 shares @ $350.81 Direct ownership	$5.09M
Same filing as the row above	Sale Sep 15, 2026			2,000 shares @ $350.01 Indirect ownership	$700.01K
Same filing as the row above	Sale Sep 14, 2026			2,818 shares @ $334.24 Direct ownership	$941.88K
Same filing as the row above	Sale Sep 14, 2026			8,459 shares @ $336.27 Direct ownership	$2.84M
Same filing as the row above	Sale Sep 14, 2026			4,064 shares @ $342.51 Direct ownership	$1.39M
Same filing as the row above	Sale Sep 14, 2026			2,207 shares @ $337.17 Direct ownership	$744.13K
Same filing as the row above	Sale Sep 14, 2026			3,754 shares @ $335.18 Direct ownership	$1.26M
Same filing as the row above	Sale Sep 14, 2026			2,000 shares @ $340.31 Direct ownership	$680.63K
Same filing as the row above	Sale Sep 14, 2026			3,494 shares @ $330.98 Direct ownership	$1.16M
Same filing as the row above	Sale Sep 14, 2026			6,206 shares @ $330.05 Direct ownership	$2.05M
Same filing as the row above	Sale Sep 14, 2026			1,400 shares @ $338.3 Direct ownership	$473.61K
Same filing as the row above	Sale Sep 14, 2026			1,000 shares @ $332.02 Direct ownership	$332.02K
Same filing as the row above	Sale Sep 14, 2026			2,700 shares @ $341.35 Direct ownership	$921.64K

Rabinowitz Matthew Insider Executive Chairman

Sale

NTRA Natera, Inc.

Calculated transaction value

$281K

Traded

Sep 15, 2026

Filed

Sep 16, 2026

Quantity / price

800 shares @ $351.25

SEC Form 4