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Torley Helen's Form 4 filing

Halozyme Therapeutics, Inc. (HALO) · filed Aug 19, 2026

Accession no.
0001159036-26-000108
Filed
Aug 19, 2026, 8:01 PM ET
Trade date
Aug 17-19, 2026
Filing delay
2 days
Rule 10b5-1 plan
Checked

This filing lists 14 non-derivative transactions and 3 derivative transactions. Open-market sales total $6.28M. It was filed 2 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Torley HelenCIK 0001528185Director, Officer (PRESIDENT AND CEO)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Aug 17, 2026Common StockMOption exerciseAcquired+20,000$18.41+$368,200787,780Direct
Aug 17, 2026Common StockSSaleDisposed−900$98.96F2−$89,062.2786,880Direct
Aug 17, 2026Common StockSSaleDisposed−500$100.46F3−$50,228.5786,380Direct
Aug 17, 2026Common StockSSaleDisposed−2,100$101.77F4−$213,708.6784,280Direct
Aug 17, 2026Common StockSSaleDisposed−9,000$102.55F5−$922,977775,280Direct
Aug 17, 2026Common StockSSaleDisposed−7,500$103.48F6−$776,115767,780Direct
Aug 18, 2026Common StockMOption exerciseAcquired+20,000$18.41+$368,200787,780Direct
Aug 18, 2026Common StockSSaleDisposed−5,703$103.08F7−$587,882.35782,077Direct
Aug 18, 2026Common StockSSaleDisposed−4,897$104.11F8−$509,826.67777,180Direct
Aug 18, 2026Common StockSSaleDisposed−9,400$104.87F9−$985,815.6767,780Direct
Aug 19, 2026Common StockMOption exerciseAcquired+20,000$18.41+$368,200787,780Direct
Aug 19, 2026Common StockSSaleDisposed−7,200$106.36F10−$765,777.6780,580Direct
Aug 19, 2026Common StockSSaleDisposed−9,600$107.22F11−$1,029,350.4770,980Direct
Aug 19, 2026Common StockSSaleDisposed−3,200$107.77F12−$344,848767,780Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Aug 17, 2026Common StockMOption exerciseDisposed−20,000$18.41−$368,200181,552Direct
Aug 18, 2026Common StockMOption exerciseDisposed−20,000$18.41−$368,200161,552Direct
Aug 19, 2026Common StockMOption exerciseDisposed−20,000$18.41−$368,200141,552Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F2

Represents a weighted average sales price per share. The shares were sold at prices ranging from $98.580 to $99.210. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F3

Represents a weighted average sales price per share. The shares were sold at prices ranging from $99.980 to $100.780. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F4

Represents a weighted average sales price per share. The shares were sold at prices ranging from $101.140 to $102.120. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F5

Represents a weighted average sales price per share. The shares were sold at prices ranging from $102.140 to $103.050. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F6

Represents a weighted average sales price per share. The shares were sold at prices ranging from $103.160 to $104.010. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F7

Represents a weighted average sales price per share. The shares were sold at prices ranging from $102.550 to $103.540. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F8

Represents a weighted average sales price per share. The shares were sold at prices ranging from $103.570 to $104.550. The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F9

Represents a weighted average sales price per share. The shares were sold at prices ranging from $104.585 to $105.080 The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F10

Represents a weighted average sales price per share. The shares were sold at prices ranging from $105.69 to $106.680 The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F11

Represents a weighted average sales price per share. The shares were sold at prices ranging from $106.69 to $107.680 The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

F12

Represents a weighted average sales price per share. The shares were sold at prices ranging from $107.69 to $107.900 The Reporting Person has provided to the issuer, and will provide to any security holder of the issuer or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

Referenced by the price of 1 transaction in Table I.

Read the full filing on SEC EDGAR (opens in a new tab)