Reporting owner · CIK 0001074773

Hougen Elizabeth L

Visual SEC Form 4 history across 2 companies, 27 transactions and 9 filings.

DIRArtiva Biotherapeutics, Inc.
Open-market mix
Latest filingSep 08, 2026, 09:56 PM
Filings9Form 4 records
Buying$00 purchases
Selling$17.2M6 sales
Net value−$17.2MBuys minus sells
Companies25 securities
Most recentSep 08, 2026grant

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
530-3-5Dec 23Jan 242Jan 251Jan 263Mar 26Sep 26

Net value flow

Buys minus sells

Dec 23
$0
Jan 24
$0
Jan 25
−$340.4K
Jan 26
−$581.7K
Mar 26
−$16.3M
Sep 26
$0

Transaction texture

Ownership and ticket size

Average P/S size$2.9M
Median P/S size$634.3K
Direct27
Indirect0
Sep 08, 2026grant

Filing-only signals

Deterministic matches in this insider's history

Cluster Sellingpattern5Derivative Transactionfiling-context11Direct Ownershipfiling-context26Large Holdings Increaseholdings7Large Holdings Reductionholdings4Large Salesize1Repeat Sellerpattern310b5-1 Detectedfiling-context11

Latest Form 4 facts

Quick context from source filings

Latest transaction

sale at IONIS PHARMACEUTICALS INC on Mar 17, 2026 valued at $744,662.

Review SEC filing
Latest buy

No open-market insider purchase is available.

Latest sale

sale at IONIS PHARMACEUTICALS INC on Mar 17, 2026 valued at $744,662.

Review SEC filing

Associated companies

Visual map of known reporting history

ARTVArtiva Biotherapeutics, Inc.1 transactions · latest Sep 08, 2026, 09:56 PMIONSIONIS PHARMACEUTICALS INC26 transactions · latest Mar 18, 2026, 12:00 AM
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date
ARTVHOUGEN ELIZABETH L
DIR
grant13.7k$0A
Derivative Transaction Direct Ownership Large Holdings Increase
0.0%09/0809/08
IONSHOUGEN ELIZABETH L
EVPCFO
exercise10b5-160.2k$0M
Derivative Transaction Direct Ownership 10b5-1 Detected
+2.0%03/1803/16
IONSHOUGEN ELIZABETH L
EVPCFO
exercise10b5-161.0k$0M
Derivative Transaction Direct Ownership 10b5-1 Detected
+2.0%03/1803/16
IONSHOUGEN ELIZABETH L
EVPCFO
exercise10b5-120.5k$0M
Derivative Transaction Direct Ownership Large Holdings Reduction+1
+2.0%03/1803/16
IONSHOUGEN ELIZABETH L
EVPCFO
exercise10b5-133.1k$0M
Derivative Transaction Direct Ownership 10b5-1 Detected
+2.0%03/1803/16
IONSHOUGEN ELIZABETH L
EVPCFO
sale10b5-110.1k-$74.4MS
Direct Ownership Repeat Seller 10b5-1 Detected
+2.0%03/1803/17
IONSHOUGEN ELIZABETH L
EVPCFO
sale10b5-19.44k-$68.6MS
Cluster Selling Direct Ownership Repeat Seller+1
+2.0%03/1803/16
IONSHOUGEN ELIZABETH L
EVPCFO
sale10b5-1205k-$1.48BS
Cluster Selling Direct Ownership Large Holdings Reduction+2
+2.0%03/1803/16
IONSHOUGEN ELIZABETH L
EVPCFO
exercise10b5-120.5k$77.1MM
Direct Ownership 10b5-1 Detected
+2.0%03/1803/16
IONSHOUGEN ELIZABETH L
EVPCFO
exercise10b5-133.1k$107MM
Direct Ownership 10b5-1 Detected
+2.0%03/1803/16

Hougen Elizabeth L Insider Activity FAQ

SEC Form 4 context

Who is Hougen Elizabeth L?

Hougen Elizabeth L is a reporting owner in SEC Form 4 filings with reporting owner CIK 0001074773.

Which companies has Hougen Elizabeth L reported transactions for?

Artiva Biotherapeutics, Inc., IONIS PHARMACEUTICALS INC

When was Hougen Elizabeth L's latest insider buy?

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

When was Hougen Elizabeth L's latest insider sale?

sale at IONIS PHARMACEUTICALS INC on Mar 17, 2026 valued at $744,662.

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.