STOCK TITAN

Kezar (KZR) SVP tenders shares as Aurinia merger cancels stock options

Filing Impact
(Neutral)
Filing Sentiment
(Neutral)
Form Type
4

Rhea-AI Filing Summary

Kezar Life Sciences SVP and Corporate Controller Chiang Pichi Luo reported tendering and canceling equity awards in connection with Kezar’s acquisition by Aurinia Pharma U.S., Inc. Luo disposed of 2,711 shares of common stock on May 11, 2026 pursuant to a tender offer at $6.955 per share in cash plus one non-tradable contingent value right (CVR) per share, as described in the merger terms.

On the same date, multiple employee stock options with exercise prices ranging from $6.30 to $22.80 per share were disposed of to the issuer and canceled at the merger effective time. Under the merger agreement, out-of-the-money options received no consideration, while in-the-money options were converted into cash and CVRs based on a stated formula. Following these transactions, this filing shows no remaining Kezar common shares or reportable options held by Luo.

Positive

  • None.

Negative

  • None.

Insights

Routine clean-up of equity positions from Kezar’s sale to Aurinia; no open‑market trading signal.

The transactions reflect how Kezar equity held by SVP, Corporate Controller Chiang Pichi Luo was treated in the change of control. Common shares were tendered for $6.955 per share plus one non‑tradable CVR, consistent with the merger consideration available to all tendering stockholders.

All reported employee stock options were canceled at the May 11, 2026 effective time. Footnotes state that options with exercise prices at or above the cash amount lapsed with no payment, while lower‑priced options converted into cash plus CVRs under a formula. With total_shares_following_transaction and derivativeSummary both at zero, this filing shows no remaining Kezar equity for this insider after the merger close.

The pattern is typical for a completed acquisition and does not involve discretionary buying or selling in the market. Any value realized stems from the agreed merger terms rather than timing decisions, so the informational content for future performance assessments is limited.

Insider Chiang Pichi Luo
Role SVP, Corporate Controller
Type Security Shares Price Value
Disposition Employee Stock Option (right to buy) 10,000 $0.00 --
Disposition Employee Stock Option (right to buy) 12,500 $0.00 --
Disposition Employee Stock Option (right to buy) 17,500 $0.00 --
Disposition Employee Stock Option (right to buy) 7,500 $0.00 --
Disposition Employee Stock Option (right to buy) 1,199 $0.00 --
Disposition Employee Stock Option (right to buy) 2,052 $0.00 --
Disposition Employee Stock Option (right to buy) 599 $0.00 --
Disposition Employee Stock Option (right to buy) 2,401 $0.00 --
Disposition Employee Stock Option (right to buy) 2,499 $0.00 --
Disposition Employee Stock Option (right to buy) 2,899 $0.00 --
Disposition Employee Stock Option (right to buy) 2,899 $0.00 --
Disposition Employee Stock Option (right to buy) 4,999 $0.00 --
Disposition Employee Stock Option (right to buy) 7,999 $0.00 --
U Common Stock 2,711 $0.00 --
Holdings After Transaction: Employee Stock Option (right to buy) — 0 shares (Direct, null); Common Stock — 0 shares (Direct, null)
Footnotes (1)
  1. In connection with the terms of an Agreement and Plan of Merger, dated as of March 30, 2026 (the "Merger Agreement"), by and among the Issuer, Aurinia Pharma U.S., Inc. ("Parent") and Parent's direct wholly owned subsidiary, Aurinia Merger Sub, Inc., ("Purchaser"), Purchaser completed a tender offer for shares of the Issuer's Common Stock. In exchange for each share, tendering stockholders received: (i) $6.955 per share in cash, without interest and less any applicable tax withholding (the "Cash Consideration"); plus (ii) one non-tradable contingent value right (each, a "CVR"), which represents the right to receive certain payments in cash in accordance with the terms and subject to the conditions of a contingent value rights agreement (the "CVR Agreement") (continued from footnote 1) without interest and less any applicable tax withholding, upon the achievement of specified milestones in accordance with the terms and subject to the conditions of a CVR Agreement with Broadridge Corporate Issuer Solutions, LLC, as the rights agent. After completion of the tender offer, pursuant to the terms of the Merger Agreement, Purchaser merged with and into the Issuer (the "Merger"), effective as of May 11, 2026, with the Issuer continuing as the surviving entity and a wholly owned subsidiary of Parent (the "Effective Time"). Pursuant to the terms of the Merger Agreement, each option to acquire shares of Issuer common stock (the "Company Stock Options") that had a per share exercise price equal to or greater than the Cash Amount (an "Out-of-the-Money Option"), was automatically cancelled and ceased to exist at the Effective Time, and no consideration was delivered in exchange for such Out-of-the-Money Option. Pursuant to the terms of the Merger Agreement, each Company Stock Option that had a per share exercise price less than the Cash Amount (an "In-the-Money Option") was automatically cancelled and converted at the Effective Time into the right to receive (A) an amount in cash, without interest, equal to the product obtained by multiplying (x) the excess of the Cash Amount over the exercise price per share underlying such Company Stock Option at the Effective Time by (y) the number of shares underlying such In-the-Money Option, subject to the terms and conditions specified in the Merger Agreement and (B) one CVR in respect of each share underlying such In-the-Money Option.
Common shares tendered 2,711 shares Disposed in tender offer on May 11, 2026
Tender offer cash price $6.955 per share Cash consideration per Kezar common share
Option tranche at $22.80 7,999 options at $22.80 Employee stock options disposed to issuer
Option tranche at $6.30 7,500 options at $6.30 Employee stock options canceled at merger
Option tranche at $6.58 17,500 options at $6.58 Employee stock options canceled at merger
Option tranche at $9.30 10,000 options at $9.30 Employee stock options disposed to issuer
Dispose transactions 14 transactions All coded as dispositions in transactionSummary
Post-transaction holdings 0 shares/options Total shares and derivative positions after transactions
tender offer financial
"Purchaser completed a tender offer for shares of the Issuer's Common Stock."
A tender offer is a proposal made by a person or company to buy shares from existing shareholders at a set price, usually higher than the current market value, within a specific time frame. It matters to investors because it can lead to a change in ownership or control of a company, and shareholders must decide whether to sell their shares at the offered price.
Cash Consideration financial
"In exchange for each share, tendering stockholders received: (i) $6.955 per share in cash ... (the "Cash Consideration")."
Cash consideration is the actual money paid to buy a company, asset, or stake rather than payment in shares or other forms. For investors it matters because cash payments deliver immediate, certain value and affect the buyer’s and seller’s cash reserves and balance sheets—like selling a car for cash versus taking a trade-in, one side gets instant spending power while the other changes its liquidity and risk profile.
contingent value right financial
"plus (ii) one non-tradable contingent value right (each, a "CVR"), which represents the right to receive certain payments in cash."
A contingent value right is a special security that gives its holder the right to receive one or more future payments only if specified events happen, such as a product reaching a sales target or getting regulatory approval. It matters to investors because it offers potential extra payout tied to uncertain outcomes—like a bet that a project will succeed—so it can add upside to a deal while also carrying extra risk and valuation uncertainty.
Agreement and Plan of Merger financial
"In connection with the terms of an Agreement and Plan of Merger, dated as of March 30, 2026."
An Agreement and Plan of Merger is a formal document where two companies agree to combine into one, outlining how the process will happen. It’s like a step-by-step plan for merging, and it matters because it shows both sides have agreed on the details before the official transition takes place.
Out-of-the-Money Option financial
"each option ... that had a per share exercise price equal to or greater than the Cash Amount (an "Out-of-the-Money Option")."
An out-of-the-money option is a contract to buy or sell a stock that would not be profitable if exercised right now because the agreed price is on the wrong side of the current market price (for a call, the strike is higher than the market; for a put, the strike is lower). Investors care because these options cost less and act like inexpensive bets: they can offer big percentage gains if the stock moves enough, but are more likely to expire worthless, making them useful for speculative bets or low-cost hedges — like buying a lottery-style coupon that only pays off if the price crosses a specific line.
In-the-Money Option financial
"each Company Stock Option that had a per share exercise price less than the Cash Amount (an "In-the-Money Option")."
SEC Form 4
FORM 4UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
OMB APPROVAL
OMB Number:3235-0287
Estimated average burden
hours per response:0.5
X
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.
1. Name and Address of Reporting Person*
Chiang Pichi Luo

(Last)(First)(Middle)
C/O KEZAR LIFE SCIENCES, INC.
4000 SHORELINE CT, STE 300

(Street)
SOUTH SAN FRANCISCO CALIFORNIA 94080

(City)(State)(Zip)

UNITED STATES

(Country)
2. Issuer Name and Ticker or Trading Symbol
Kezar Life Sciences, Inc. [ KZR ]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director10% Owner
XOfficer (give title below)Other (specify below)
SVP, Corporate Controller
2a. Foreign Trading Symbol
3. Date of Earliest Transaction (Month/Day/Year)
05/11/2026
6. Individual or Joint/Group Filing (Check Applicable Line)
XForm filed by One Reporting Person
Form filed by More than One Reporting Person
4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3) 2. Transaction Date (Month/Day/Year)2A. Deemed Execution Date, if any (Month/Day/Year)3. Transaction Code (Instr. 8) 4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5) 5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4) 6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeVAmount(A) or (D)Price
Common Stock05/11/2026U(1)(2)2,711D(1)(2)0D
Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3) 2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year)3A. Deemed Execution Date, if any (Month/Day/Year)4. Transaction Code (Instr. 8) 5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5) 6. Date Exercisable and Expiration Date (Month/Day/Year)7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4) 8. Price of Derivative Security (Instr. 5) 9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4) 10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Employee Stock Option (right to buy)$9.305/11/2026D10,000 (3)01/06/2034Common Stock10,000$00D
Employee Stock Option (right to buy)$6.305/11/2026D12,500 (4)07/10/2034Common Stock12,500$00D
Employee Stock Option (right to buy)$6.5805/11/2026D17,500 (4)01/08/2035Common Stock17,500$00D
Employee Stock Option (right to buy)$6.305/11/2026D7,500 (4)07/10/2034Common Stock7,500$00D
Employee Stock Option (right to buy)$22.805/11/2026D1,199 (3)03/31/2029Common Stock1,199$00D
Employee Stock Option (right to buy)$22.805/11/2026D2,052 (3)06/19/2028Common Stock2,052$00D
Employee Stock Option (right to buy)$22.805/11/2026D599 (3)01/05/2029Common Stock599$00D
Employee Stock Option (right to buy)$22.805/11/2026D2,401 (3)09/05/2029Common Stock2,401$00D
Employee Stock Option (right to buy)$22.805/11/2026D2,499 (3)01/11/2030Common Stock2,499$00D
Employee Stock Option (right to buy)$22.805/11/2026D2,899 (3)01/07/2031Common Stock2,899$00D
Employee Stock Option (right to buy)$22.805/11/2026D2,899 (3)06/30/2031Common Stock2,899$00D
Employee Stock Option (right to buy)$22.805/11/2026D4,999 (3)01/04/2032Common Stock4,999$00D
Employee Stock Option (right to buy)$22.805/11/2026D7,999 (3)01/07/2033Common Stock7,999$00D
Explanation of Responses:
1. In connection with the terms of an Agreement and Plan of Merger, dated as of March 30, 2026 (the "Merger Agreement"), by and among the Issuer, Aurinia Pharma U.S., Inc. ("Parent") and Parent's direct wholly owned subsidiary, Aurinia Merger Sub, Inc., ("Purchaser"), Purchaser completed a tender offer for shares of the Issuer's Common Stock. In exchange for each share, tendering stockholders received: (i) $6.955 per share in cash, without interest and less any applicable tax withholding (the "Cash Consideration"); plus (ii) one non-tradable contingent value right (each, a "CVR"), which represents the right to receive certain payments in cash in accordance with the terms and subject to the conditions of a contingent value rights agreement (the "CVR Agreement")
2. (continued from footnote 1) without interest and less any applicable tax withholding, upon the achievement of specified milestones in accordance with the terms and subject to the conditions of a CVR Agreement with Broadridge Corporate Issuer Solutions, LLC, as the rights agent. After completion of the tender offer, pursuant to the terms of the Merger Agreement, Purchaser merged with and into the Issuer (the "Merger"), effective as of May 11, 2026, with the Issuer continuing as the surviving entity and a wholly owned subsidiary of Parent (the "Effective Time").
3. Pursuant to the terms of the Merger Agreement, each option to acquire shares of Issuer common stock (the "Company Stock Options") that had a per share exercise price equal to or greater than the Cash Amount (an "Out-of-the-Money Option"), was automatically cancelled and ceased to exist at the Effective Time, and no consideration was delivered in exchange for such Out-of-the-Money Option.
4. Pursuant to the terms of the Merger Agreement, each Company Stock Option that had a per share exercise price less than the Cash Amount (an "In-the-Money Option") was automatically cancelled and converted at the Effective Time into the right to receive (A) an amount in cash, without interest, equal to the product obtained by multiplying (x) the excess of the Cash Amount over the exercise price per share underlying such Company Stock Option at the Effective Time by (y) the number of shares underlying such In-the-Money Option, subject to the terms and conditions specified in the Merger Agreement and (B) one CVR in respect of each share underlying such In-the-Money Option.
/s/ Marc Belsky, Attorney-in-Fact05/11/2026
** Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What did Kezar Life Sciences (KZR) executive Chiang Pichi Luo report in this Form 4?

The Form 4 shows Chiang Pichi Luo tendered 2,711 Kezar common shares into Aurinia’s cash-and-CVR offer and had all reported employee stock options canceled or cashed out under the merger agreement, leaving no Kezar equity holdings reported after the transaction.

How many Kezar (KZR) shares did the SVP tender in the Aurinia Pharma deal and at what price?

Chiang Pichi Luo disposed of 2,711 Kezar common shares through a tender offer at cash consideration of $6.955 per share, plus one non-tradable contingent value right (CVR) for each share, as described in the merger documentation and related contingent value rights agreement.

What happened to Kezar (KZR) employee stock options held by Chiang Pichi Luo in the merger?

Each reported employee stock option was automatically canceled at the merger effective time. Options with exercise prices at or above the cash amount received no payment, while options priced below the cash amount turned into cash plus CVRs, following formulas in the merger agreement.

Does this Kezar (KZR) Form 4 show any open-market buying or selling by the executive?

No. The filing reflects a tender offer disposition of common shares and issuer-directed cancellations or cashouts of employee stock options tied to the merger. It does not show any open-market purchases or sales initiated by the executive independently of the acquisition.

Does Chiang Pichi Luo still hold Kezar (KZR) shares or options after the Aurinia merger?

Based on this Form 4, total common shares and all reported stock options following the transactions are zero. That indicates the SVP, Corporate Controller no longer holds reportable Kezar equity after the tender offer and merger-related option treatment were completed on May 11, 2026.

What consideration structure did Kezar (KZR) stockholders receive in the Aurinia tender offer?

Tendering stockholders received $6.955 per Kezar common share in cash, without interest and less tax withholding, plus one non-tradable contingent value right (CVR) per share. CVRs entitle holders to potential future cash payments if specified milestones outlined in the CVR agreement are achieved.