Reporting owner · CIK 0001564926

O'neil Patrick R.

Visual SEC Form 4 history across 1 companies, 14 transactions and 9 filings.

EC, GCEVP CLO & General CounselIONIS PHARMACEUTICALS INC
Open-market mix
Latest filingSep 03, 2026, 12:22 AM
Filings9Form 4 records
Buying$00 purchases
Selling$521.3K4 sales
Net value−$521.3KBuys minus sells
Companies14 securities
Most recentAug 31, 2026other

Open-market buy performance

90-day forward return on this insider's open-market purchases

90d forward
Forward return is not available yet

We compute this from each buy's stock performance 90 days after the transaction. The price history is still being populated for this insider's their open-market buys, so the average and median will appear here once the daily price refresh has covered the relevant trading days.

Monthly open-market activity

Reported purchase and sale transaction counts

Buys Sells
530-3-5Jan 242Jan 252Feb 25Jan 26Aug 26

Net value flow

Buys minus sells

Jan 24
$0
Jan 25
−$287.3K
Feb 25
−$234K
Jan 26
$0
Aug 26
$0

Transaction texture

Ownership and ticket size

Average P/S size$130.3K
Median P/S size$120.3K
Direct14
Indirect0
Aug 31, 2026other

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern3Derivative Transactionfiling-context6Direct Ownershipfiling-context13Large Holdings Increaseholdings6Large Holdings Reductionholdings1Repeat Sellerpattern310b5-1 Detectedfiling-context2

Latest Form 4 facts

Quick context from source filings

Latest transaction

sale at IONIS PHARMACEUTICALS INC on Feb 20, 2025 valued at $39,046.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Latest sale

sale at IONIS PHARMACEUTICALS INC on Feb 20, 2025 valued at $39,046.

Review SEC filing

Associated companies

Visual map of known reporting history

IONSIONIS PHARMACEUTICALS INC14 transactions · latest Sep 03, 2026, 12:22 AM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
IONSO'NEIL PATRICK R.
ECGC
other63$323kJ
Direct Ownership
0.0%09/0308/31
IONSO'NEIL PATRICK R.
ECGC
grant19.3k$0A
Derivative Transaction Direct Ownership Large Holdings Increase
—01/0601/02
IONSO'NEIL PATRICK R.
ECGC
other554$1.56MJ
Direct Ownership
—03/04/202502/28/2025
IONSO'NEIL PATRICK R.
ECGC
sale10b5-11.20k-$3.90MS
Direct Ownership Repeat Seller 10b5-1 Detected
—02/24/202502/20/2025
IONSO'NEIL PATRICK R.
ECGC
sale10b5-16.16k-$19.4MS
Cluster Selling Direct Ownership Repeat Seller+1
—02/06/202502/04/2025
IONSO'NEIL PATRICK R.
ECGC
sale1.40k-$4.56MS
Cluster Selling Direct Ownership Repeat Seller
—02/04/202501/31/2025
IONSO'NEIL PATRICK R.
ECGC
grant3.82k$0A
Direct Ownership
—02/04/202501/30/2025
IONSO'NEIL PATRICK R.
ECGC
exercise19.6k$0M
Derivative Transaction Direct Ownership Large Holdings Reduction
—01/18/202501/15/2025
IONSO'NEIL PATRICK R.
ECGC
grant33.0k$0A
Derivative Transaction Direct Ownership Large Holdings Increase
—01/18/202501/15/2025
IONSO'NEIL PATRICK R.
ECGC
grant22.0k$0A
Derivative Transaction Direct Ownership Large Holdings Increase
—01/18/202501/15/2025

O'neil Patrick R. Insider Activity FAQ

SEC Form 4 context

Who is O'neil Patrick R.?

O'neil Patrick R. is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001564926.

Which companies has O'neil Patrick R. reported transactions for?

IONIS PHARMACEUTICALS INC

When was O'neil Patrick R.'s latest insider buy?

No open-market insider purchase is available for this period.

When was O'neil Patrick R.'s latest insider sale?

sale at IONIS PHARMACEUTICALS INC on Feb 20, 2025 valued at $39,046.

Where can I see the original SEC filings?

Each transaction row links directly to the source SEC filing so the reported Form 4 details can be reviewed.

Are performance metrics included?

This version does not calculate win rates, forward returns, benchmark-adjusted returns, or high-conviction scores.